NOISSUE change uvim folder name to mnv

Signed-off-by: Mehmet Samet Duman <yongdohyun@projecttick.org>

1 files changed, 0 insertions, 2958 deletions

diff --git a/uvim/src/scriptfile.c b/uvim/src/scriptfile.c
deleted file mode 100644
index 37f055eed5..0000000000
--- a/uvim/src/scriptfile.c
+++ /dev/null
@@ -1,2958 +0,0 @@
-/* vi:set ts=8 sts=4 sw=4 noet:
- *
- * MNV - MNV is not Vim	by Bram Moolenaar
- *
- * Do ":help uganda"  in MNV to read copying and usage conditions.
- * Do ":help credits" in MNV to see a list of people who contributed.
- * See README.txt for an overview of the MNV source code.
- */
-
-/*
- * scriptfile.c: functions for dealing with the runtime directories/files
- */
-
-#include "mnv.h"
-
-#if defined(FEAT_EVAL)
-// The names of packages that once were loaded are remembered.
-static garray_T		ga_loaded = {0, 0, sizeof(char_u *), 4, NULL};
-#endif
-
-// last used sequence number for sourcing scripts (current_sctx.sc_seq)
-#ifdef FEAT_EVAL
-static int		last_current_SID_seq = 0;
-#endif
-
-static int do_source_ext(char_u *fname, int check_other, int is_mnvrc, int *ret_sid, exarg_T *eap, int clearvars);
-
-/*
- * Initialize the execution stack.
- */
-    void
-estack_init(void)
-{
-    estack_T *entry;
-
-    if (ga_grow(&exestack, 10) == FAIL)
-	mch_exit(0);
-    entry = ((estack_T *)exestack.ga_data) + exestack.ga_len;
-    entry->es_type = ETYPE_TOP;
-    entry->es_name = NULL;
-    entry->es_lnum = 0;
-#ifdef FEAT_EVAL
-    entry->es_info.ufunc = NULL;
-#endif
-    ++exestack.ga_len;
-}
-
-/*
- * Add an item to the execution stack.
- * Returns the new entry or NULL when out of memory.
- */
-    estack_T *
-estack_push(etype_T type, char_u *name, long lnum)
-{
-    estack_T *entry;
-
-    // If memory allocation fails then we'll pop more than we push, eventually
-    // at the top level it will be OK again.
-    if (ga_grow(&exestack, 1) == FAIL)
-	return NULL;
-
-    entry = ((estack_T *)exestack.ga_data) + exestack.ga_len;
-    entry->es_type = type;
-    entry->es_name = name;
-    entry->es_lnum = lnum;
-#ifdef FEAT_EVAL
-    entry->es_info.ufunc = NULL;
-#endif
-    ++exestack.ga_len;
-    return entry;
-}
-
-#if defined(FEAT_EVAL)
-/*
- * Add a user function to the execution stack.
- */
-    estack_T *
-estack_push_ufunc(ufunc_T *ufunc, long lnum)
-{
-    estack_T *entry = estack_push(ETYPE_UFUNC,
-	    ufunc->uf_name_exp != NULL
-				  ? ufunc->uf_name_exp : ufunc->uf_name, lnum);
-    if (entry != NULL)
-	entry->es_info.ufunc = ufunc;
-    return entry;
-}
-
-/*
- * Return TRUE if "ufunc" with "lnum" is already at the top of the exe stack.
- */
-    int
-estack_top_is_ufunc(ufunc_T *ufunc, long lnum)
-{
-    estack_T *entry;
-
-    if (exestack.ga_len == 0)
-	return FALSE;
-    entry = ((estack_T *)exestack.ga_data) + exestack.ga_len - 1;
-    return entry->es_type == ETYPE_UFUNC
-	&& STRCMP( entry->es_name, ufunc->uf_name_exp != NULL
-				    ? ufunc->uf_name_exp : ufunc->uf_name) == 0
-	&& entry->es_lnum == lnum;
-}
-#endif
-
-/*
- * Take an item off of the execution stack and return it.
- */
-    estack_T *
-estack_pop(void)
-{
-    if (exestack.ga_len == 0)
-	return NULL;
-    --exestack.ga_len;
-    return ((estack_T *)exestack.ga_data) + exestack.ga_len;
-}
-
-/*
- * Get the current value for "which" in allocated memory.
- * "which" is ESTACK_SFILE for <sfile>, ESTACK_STACK for <stack> or
- * ESTACK_SCRIPT for <script>.
- */
-    char_u *
-estack_sfile(estack_arg_T which UNUSED)
-{
-    estack_T	*entry;
-#ifdef FEAT_EVAL
-    garray_T	ga;
-    size_t	len;
-    int		idx;
-    etype_T	last_type = ETYPE_SCRIPT;
-#endif
-
-    entry = ((estack_T *)exestack.ga_data) + exestack.ga_len - 1;
-#ifdef FEAT_EVAL
-    if (which == ESTACK_SFILE && entry->es_type != ETYPE_UFUNC)
-#endif
-    {
-	if (entry->es_name == NULL)
-	    return NULL;
-	return mnv_strsave(entry->es_name);
-    }
-#ifdef FEAT_EVAL
-    // expand('<sfile>') works in a function for backwards compatibility, but
-    // may give an unexpected result.  Disallow it in MNV 9 script.
-    if (which == ESTACK_SFILE && in_mnv9script())
-    {
-	int  save_emsg_off = emsg_off;
-
-	if (emsg_off == 1)
-	    // f_expand() silences errors but we do want this one
-	    emsg_off = 0;
-	emsg(_(e_cannot_expand_sfile_in_mnv9_function));
-	emsg_off = save_emsg_off;
-	return NULL;
-    }
-
-    // If evaluated in a function or autocommand, return the path of the script
-    // where it is defined, at script level the current script path is returned
-    // instead.
-    if (which == ESTACK_SCRIPT)
-    {
-	// Walk the stack backwards, starting from the current frame.
-	for (idx = exestack.ga_len - 1; idx >= 0; --idx, --entry)
-	{
-	    if (entry->es_type == ETYPE_UFUNC || entry->es_type == ETYPE_AUCMD)
-	    {
-		sctx_T *def_ctx = entry->es_type == ETYPE_UFUNC
-				      ? &entry->es_info.ufunc->uf_script_ctx
-				      : acp_script_ctx(entry->es_info.aucmd);
-
-		return def_ctx->sc_sid > 0
-			   ? mnv_strsave(SCRIPT_ITEM(def_ctx->sc_sid)->sn_name)
-			   : NULL;
-	    }
-	    else if (entry->es_type == ETYPE_SCRIPT)
-		return mnv_strsave(entry->es_name);
-	}
-	return NULL;
-    }
-
-    // Give information about each stack entry up to the root.
-    // For a function we compose the call stack, as it was done in the past:
-    //   "function One[123]..Two[456]..Three"
-    ga_init2(&ga, sizeof(char), 100);
-    for (idx = 0; idx < exestack.ga_len; ++idx)
-    {
-	entry = ((estack_T *)exestack.ga_data) + idx;
-	if (entry->es_name != NULL)
-	{
-	    long	lnum = 0;
-	    size_t	added = 0;
-	    string_T	type_name = {(char_u *)"", 0};
-	    string_T	class_name = {(char_u *)"", 0};
-	    string_T	es_name = {entry->es_name, STRLEN(entry->es_name)};
-
-	    if (entry->es_type != last_type)
-	    {
-		switch (entry->es_type)
-		{
-		    case ETYPE_SCRIPT:
-			type_name.string = (char_u *)"script ";
-			type_name.length = 7;
-			break;
-		    case ETYPE_UFUNC:
-			type_name.string = (char_u *)"function ";
-			type_name.length = 9;
-			break;
-		    default:
-			break;
-		}
-		last_type = entry->es_type;
-	    }
-	    if (entry->es_type == ETYPE_UFUNC && entry->es_info.ufunc->uf_class != NULL)
-	    {
-		class_name.string = entry->es_info.ufunc->uf_class->class_name.string;
-		class_name.length = entry->es_info.ufunc->uf_class->class_name.length;
-	    }
-	    if (idx == exestack.ga_len - 1)
-		lnum = which == ESTACK_STACK ? SOURCING_LNUM : 0;
-	    else
-		lnum = entry->es_lnum;
-
-	    len = es_name.length + type_name.length + class_name.length + 26;
-	    if (ga_grow(&ga, (int)len) == FAIL)
-		break;
-	    ga_concat_len(&ga, type_name.string, type_name.length);
-	    // For class methods prepend "<class name>." to the function name.
-	    if (*class_name.string != NUL)
-	    {
-		added = mnv_snprintf_safelen(
-		    (char *)ga.ga_data + ga.ga_len,
-		    ga.ga_maxlen - ga.ga_len,
-		    "<SNR>%d_%s.",
-		    entry->es_info.ufunc->uf_script_ctx.sc_sid,
-		    class_name.string);
-
-		ga.ga_len += (int)added;
-	    }
-	    ga_concat_len(&ga, es_name.string, es_name.length);
-	    // For the bottom entry of <sfile>: do not add the line number, it is used in
-	    // <slnum>.  Also leave it out when the number is not set.
-	    if (lnum != 0)
-	    {
-		added = mnv_snprintf_safelen(
-		    (char *)ga.ga_data + ga.ga_len,
-		    ga.ga_maxlen - ga.ga_len,
-		    "[%ld]",
-		    lnum);
-
-		ga.ga_len += (int)added;
-	    }
-	    if (idx != exestack.ga_len - 1)
-		GA_CONCAT_LITERAL(&ga, "..");
-	}
-    }
-
-    // Only NUL-terminate when not returning NULL.
-    if (ga.ga_data != NULL)
-	ga_append(&ga, NUL);
-    return (char_u *)ga.ga_data;
-#endif
-}
-
-#ifdef FEAT_EVAL
-    static void
-stacktrace_push_item(
-	list_T		*l,
-	ufunc_T		*fp,
-	char_u		*event,
-	linenr_T	lnum,
-	char_u		*filepath)
-{
-    dict_T	*d;
-    typval_T	tv;
-
-    d = dict_alloc_lock(VAR_FIXED);
-    if (d == NULL)
-	return;
-
-    tv.v_type = VAR_DICT;
-    tv.v_lock = VAR_LOCKED;
-    tv.vval.v_dict = d;
-
-    if (fp != NULL)
-	dict_add_func(d, "funcref", fp);
-    if (event != NULL)
-	dict_add_string(d, "event", event);
-    dict_add_number(d, "lnum", lnum);
-    dict_add_string(d, "filepath", filepath);
-
-    list_append_tv(l, &tv);
-}
-
-/*
- * Create the stacktrace from exestack.
- */
-    list_T *
-stacktrace_create(void)
-{
-    list_T	*l;
-    int		i;
-
-    l = list_alloc();
-    if (l == NULL)
-	return NULL;
-
-    for (i = 0; i < exestack.ga_len; ++i)
-    {
-	estack_T *entry = &((estack_T *)exestack.ga_data)[i];
-	linenr_T lnum = entry->es_lnum;
-
-	if (entry->es_type == ETYPE_SCRIPT)
-	    stacktrace_push_item(l, NULL, NULL, lnum, entry->es_name);
-	else if (entry->es_type == ETYPE_UFUNC)
-	{
-	    ufunc_T *fp = entry->es_info.ufunc;
-	    sctx_T sctx = fp->uf_script_ctx;
-	    char_u *filepath = sctx.sc_sid > 0 ?
-				   get_scriptname(sctx.sc_sid) : (char_u *)"";
-
-	    lnum += sctx.sc_lnum;
-	    stacktrace_push_item(l, fp, NULL, lnum, filepath);
-	}
-	else if (entry->es_type == ETYPE_AUCMD)
-	{
-	    sctx_T sctx = *acp_script_ctx(entry->es_info.aucmd);
-	    char_u *filepath = sctx.sc_sid > 0 ?
-				   get_scriptname(sctx.sc_sid) : (char_u *)"";
-
-	    lnum += sctx.sc_lnum;
-	    stacktrace_push_item(l, NULL, entry->es_name, lnum, filepath);
-	}
-    }
-    return l;
-}
-
-/*
- * getstacktrace() function
- */
-    void
-f_getstacktrace(typval_T *argvars UNUSED, typval_T *rettv)
-{
-    rettv_list_set(rettv, stacktrace_create());
-}
-#endif
-
-/*
- * Get DIP_ flags from the [where] argument of a :runtime command.
- * "*argp" is advanced to after the [where] argument if it is found.
- */
-    static int
-get_runtime_cmd_flags(char_u **argp, size_t where_len)
-{
-    char_u *arg = *argp;
-
-    if (where_len == 0)
-	return 0;
-
-    if (STRNCMP(arg, "START", where_len) == 0)
-    {
-	*argp = skipwhite(arg + where_len);
-	return DIP_START + DIP_NORTP;
-    }
-    if (STRNCMP(arg, "OPT", where_len) == 0)
-    {
-	*argp = skipwhite(arg + where_len);
-	return DIP_OPT + DIP_NORTP;
-    }
-    if (STRNCMP(arg, "PACK", where_len) == 0)
-    {
-	*argp = skipwhite(arg + where_len);
-	return DIP_START + DIP_OPT + DIP_NORTP;
-    }
-    if (STRNCMP(arg, "ALL", where_len) == 0)
-    {
-	*argp = skipwhite(arg + where_len);
-	return DIP_START + DIP_OPT;
-    }
-
-    return 0;
-}
-
-/*
- * ":runtime [where] {name}"
- */
-    void
-ex_runtime(exarg_T *eap)
-{
-    char_u  *arg = eap->arg;
-    int	    flags = eap->forceit ? DIP_ALL : 0;
-    char_u  *p = skiptowhite(arg);
-    flags += get_runtime_cmd_flags(&arg, p - arg);
-    source_runtime(arg, flags);
-}
-
-static int runtime_expand_flags;
-
-/*
- * Set the completion context for the :runtime command.
- */
-    void
-set_context_in_runtime_cmd(expand_T *xp, char_u *arg)
-{
-    char_u  *p = skiptowhite(arg);
-    runtime_expand_flags
-	= *p != NUL ? get_runtime_cmd_flags(&arg, p - arg) : 0;
-    // Skip to the last argument.
-    while (*(p = skiptowhite_esc(arg)) != NUL)
-    {
-	if (runtime_expand_flags == 0)
-	    // When there are multiple arguments and [where] is not specified,
-	    // use an unrelated non-zero flag to avoid expanding [where].
-	    runtime_expand_flags = DIP_ALL;
-	arg = skipwhite(p);
-    }
-    xp->xp_context = EXPAND_RUNTIME;
-    xp->xp_pattern = arg;
-}
-
-    static void
-source_callback(char_u *fname, void *cookie)
-{
-    (void)do_source(fname, FALSE, DOSO_NONE, cookie);
-}
-
-#ifdef FEAT_EVAL
-/*
- * Find an already loaded script "name".
- * If found returns its script ID.  If not found returns -1.
- */
-    int
-find_script_by_name(char_u *name)
-{
-    int		    sid;
-    scriptitem_T    *si;
-
-    for (sid = script_items.ga_len; sid > 0; --sid)
-    {
-	// We used to check inode here, but that doesn't work:
-	// - If a script is edited and written, it may get a different
-	//   inode number, even though to the user it is the same script.
-	// - If a script is deleted and another script is written, with a
-	//   different name, the inode may be re-used.
-	si = SCRIPT_ITEM(sid);
-	if (si->sn_name != NULL && fnamecmp(si->sn_name, name) == 0)
-	    return sid;
-    }
-    return -1;
-}
-
-/*
- * Add a new scriptitem with all items initialized.
- * When running out of memory "error" is set to FAIL.
- * Returns the script ID.
- */
-    static int
-get_new_scriptitem(int *error)
-{
-    static scid_T   last_current_SID = 0;
-    int		    sid = ++last_current_SID;
-    scriptitem_T    *si = NULL;
-
-    if (ga_grow(&script_items, (int)(sid - script_items.ga_len)) == FAIL)
-    {
-	*error = FAIL;
-	return sid;
-    }
-    while (script_items.ga_len < sid)
-    {
-	si = ALLOC_CLEAR_ONE(scriptitem_T);
-	if (si == NULL)
-	{
-	    *error = FAIL;
-	    return sid;
-	}
-	++script_items.ga_len;
-	SCRIPT_ITEM(script_items.ga_len) = si;
-	si->sn_name = NULL;
-	si->sn_version = 1;
-
-	// Allocate the local script variables to use for this script.
-	new_script_vars(script_items.ga_len);
-	ga_init2(&si->sn_var_vals, sizeof(svar_T), 10);
-	hash_init(&si->sn_all_vars.dv_hashtab);
-	ga_init2(&si->sn_imports, sizeof(imported_T), 10);
-	ga_init2(&si->sn_type_list, sizeof(type_T), 10);
-# ifdef FEAT_PROFILE
-	si->sn_prof_on = FALSE;
-# endif
-    }
-
-    // "si" can't be NULL, check only to avoid a compiler warning
-    if (si != NULL)
-	// Used to check script variable index is still valid.
-	si->sn_script_seq = current_sctx.sc_seq;
-
-    return sid;
-}
-
-    int
-get_new_scriptitem_for_fname(int *error, char_u *fname)
-{
-    int sid = get_new_scriptitem(error);
-
-    if (*error == OK)
-    {
-	scriptitem_T *si = SCRIPT_ITEM(sid);
-
-	si->sn_name = mnv_strsave(fname);
-	si->sn_state = SN_STATE_NOT_LOADED;
-    }
-    return sid;
-}
-
-/*
- * If the script for "sid" is a symlink and "sn_source_sid" is not set
- * then initialize it. A new script_item is created if needed.
- */
-    void
-check_script_symlink(int sid)
-{
-    scriptitem_T *si = SCRIPT_ITEM(sid);
-    if (si->sn_syml_checked || si->sn_sourced_sid > 0)
-	return;
-    si->sn_syml_checked = TRUE;
-
-    // If fname is a symbolic link, create an script_item for the real file.
-
-    char_u *real_fname = fix_fname(si->sn_name);
-    if (real_fname != NULL && STRCMP(real_fname, si->sn_name) != 0)
-    {
-	int real_sid = find_script_by_name(real_fname);
-	int error2 = OK;
-	int new_sid = FALSE;
-	if (real_sid < 0)
-	{
-	    real_sid = get_new_scriptitem_for_fname(&error2, real_fname);
-	    new_sid = TRUE;
-	}
-	if (error2 == OK)
-	{
-	    si = SCRIPT_ITEM(sid);
-	    si->sn_sourced_sid = real_sid;
-	    if (new_sid)
-	    {
-		SCRIPT_ITEM(real_sid)->sn_import_autoload
-						    = si->sn_import_autoload;
-		if (si->sn_autoload_prefix != NULL)
-		    SCRIPT_ITEM(real_sid)->sn_autoload_prefix =
-					mnv_strsave(si->sn_autoload_prefix);
-	    }
-	}
-    }
-    mnv_free(real_fname);
-}
-
-    static void
-find_script_callback(char_u *fname, void *cookie)
-{
-    int sid;
-    int error = OK;
-    int *ret_sid = cookie;
-
-    sid = find_script_by_name(fname);
-    if (sid < 0)
-	// script does not exist yet, create a new scriptitem
-	sid = get_new_scriptitem_for_fname(&error, fname);
-    *ret_sid = sid;
-}
-#endif
-
-/*
- * Find the patterns in "name" in all directories in "path" and invoke
- * "callback(fname, cookie)".
- * "prefix" is prepended to each pattern in "name".
- * When "flags" has DIP_ALL: source all files, otherwise only the first one.
- * When "flags" has DIP_DIR: find directories instead of files.
- * When "flags" has DIP_ERR: give an error message if there is no match.
- *
- * Return FAIL when no file could be sourced, OK otherwise.
- */
-    int
-do_in_path(
-    char_u	*path,
-    char	*prefix,
-    char_u	*name,
-    int		flags,
-    void	(*callback)(char_u *fname, void *ck),
-    void	*cookie)
-{
-    char_u	*rtp;
-    string_T	buf;
-    char_u	*rtp_copy;
-    int		num_files;
-    char_u	**files;
-    int		i;
-    int		did_one = FALSE;
-#ifdef AMIGA
-    struct Process	*proc = (struct Process *)FindTask(0L);
-    APTR		save_winptr = proc->pr_WindowPtr;
-
-    // Avoid a requester here for a volume that doesn't exist.
-    proc->pr_WindowPtr = (APTR)-1L;
-#endif
-
-    // Make a copy of 'runtimepath'.  Invoking the callback may change the
-    // value.
-    rtp_copy = mnv_strsave(path);
-    buf.string = alloc(MAXPATHL);
-    if (buf.string != NULL && rtp_copy != NULL)
-    {
-	size_t	prefixlen = 0;
-	size_t	namelen = 0;
-
-	if (name != NULL)
-	{
-	    prefixlen = STRLEN(prefix);
-	    namelen = STRLEN(name);
-
-	    if (p_verbose > 10)
-	    {
-		verbose_enter();
-		if (*prefix != NUL)
-		    smsg(_("Searching for \"%s\" under \"%s\" in \"%s\""),
-					       (char *)name, prefix, (char *)path);
-		else
-		    smsg(_("Searching for \"%s\" in \"%s\""),
-						       (char *)name, (char *)path);
-		verbose_leave();
-	    }
-	}
-
-	// Loop over all entries in 'runtimepath'.
-	rtp = rtp_copy;
-	while (*rtp != NUL && ((flags & DIP_ALL) || !did_one))
-	{
-	    // Copy the path from 'runtimepath' to buf[].
-	    buf.length = (size_t)copy_option_part(&rtp, buf.string, MAXPATHL, ",");
-
-	    // Skip after or non-after directories.
-	    if (flags & (DIP_NOAFTER | DIP_AFTER))
-	    {
-		int is_after = buf.length >= 5
-		    && STRCMP(buf.string + buf.length - 5, "after") == 0;
-
-		if ((is_after && (flags & DIP_NOAFTER))
-			|| (!is_after && (flags & DIP_AFTER)))
-		    continue;
-	    }
-
-	    if (name == NULL)
-	    {
-		(*callback)(buf.string, (void *)&cookie);
-		if (!did_one)
-		    did_one = (cookie == NULL);
-	    }
-	    else if (buf.length + 2 + prefixlen + namelen < MAXPATHL)
-	    {
-		char_u	*np;
-		char_u	*tail;
-
-		if (*buf.string != NUL
-		    && !after_pathsep(buf.string, buf.string + buf.length))
-		{
-		    STRCPY(buf.string + buf.length, PATHSEPSTR);
-		    buf.length += STRLEN_LITERAL(PATHSEPSTR);
-		}
-		STRCPY(buf.string + buf.length, prefix);
-		buf.length += prefixlen;
-		tail = buf.string + buf.length;
-
-		// Loop over all patterns in "name"
-		np = name;
-		while (*np != NUL && ((flags & DIP_ALL) || !did_one))
-		{
-		    // Append the pattern from "name" to buf[].
-		    copy_option_part(&np, tail, (int)(MAXPATHL - (tail - buf.string)),
-								       "\t ");
-
-		    if (p_verbose > 10)
-		    {
-			verbose_enter();
-			smsg(_("Searching for \"%s\""), buf.string);
-			verbose_leave();
-		    }
-
-		    // Expand wildcards, invoke the callback for each match.
-		    if (gen_expand_wildcards(1, &buf.string, &num_files, &files,
-				  (flags & DIP_DIR) ? EW_DIR : EW_FILE) == OK)
-		    {
-			for (i = 0; i < num_files; ++i)
-			{
-			    (*callback)(files[i], cookie);
-			    did_one = TRUE;
-			    if (!(flags & DIP_ALL))
-				break;
-			}
-			FreeWild(num_files, files);
-		    }
-		}
-	    }
-	}
-    }
-    mnv_free(buf.string);
-    mnv_free(rtp_copy);
-    if (!did_one && name != NULL)
-    {
-	char *basepath = path == p_rtp ? "runtimepath" : "packpath";
-
-	if (flags & DIP_ERR)
-	    semsg(_(e_directory_not_found_in_str_str), basepath, name);
-	else if (p_verbose > 0)
-	{
-	    verbose_enter();
-	    smsg(_("not found in '%s': \"%s\""), basepath, name);
-	    verbose_leave();
-	}
-    }
-
-#ifdef AMIGA
-    proc->pr_WindowPtr = save_winptr;
-#endif
-
-    return did_one ? OK : FAIL;
-}
-
-/*
- * Find "name" in "path".  When found, invoke the callback function for
- * it: callback(fname, "cookie")
- * When "flags" has DIP_ALL repeat for all matches, otherwise only the first
- * one is used.
- * Returns OK when at least one match found, FAIL otherwise.
- *
- * If "name" is NULL calls callback for each entry in "path". Cookie is
- * passed by reference in this case, setting it to NULL indicates that callback
- * has done its job.
- */
-    static int
-do_in_path_and_pp(
-    char_u	*path,
-    char_u	*name,
-    int		flags,
-    void	(*callback)(char_u *fname, void *ck),
-    void	*cookie)
-{
-    int		done = FAIL;
-
-    if ((flags & DIP_NORTP) == 0)
-	done = do_in_path(path, "", name, flags, callback, cookie);
-
-    if ((done == FAIL || (flags & DIP_ALL)) && (flags & DIP_START))
-	done = do_in_path(p_pp, "pack/*/start/*/", name, flags, callback,
-								       cookie);
-
-    if ((done == FAIL || (flags & DIP_ALL)) && (flags & DIP_OPT))
-	done = do_in_path(p_pp, "pack/*/opt/*/", name, flags, callback,
-								       cookie);
-
-    return done;
-}
-
-/*
- * Just like do_in_path_and_pp(), using 'runtimepath' for "path".
- */
-    int
-do_in_runtimepath(
-    char_u	*name,
-    int		flags,
-    void	(*callback)(char_u *fname, void *ck),
-    void	*cookie)
-{
-    return do_in_path_and_pp(p_rtp, name, flags, callback, cookie);
-}
-
-/*
- * Source the file "name" from all directories in 'runtimepath'.
- * "name" can contain wildcards.
- * When "flags" has DIP_ALL: source all files, otherwise only the first one.
- *
- * return FAIL when no file could be sourced, OK otherwise.
- */
-    int
-source_runtime(char_u *name, int flags)
-{
-    return source_in_path(p_rtp, name, flags, NULL);
-}
-
-/*
- * Just like source_runtime(), but use "path" instead of 'runtimepath'
- * and return the script ID in "ret_sid".
- */
-    int
-source_in_path(char_u *path, char_u *name, int flags, int *ret_sid)
-{
-    return do_in_path_and_pp(path, name, flags, source_callback, ret_sid);
-}
-
-#if defined(FEAT_EVAL)
-
-/*
- * Find "name" in 'runtimepath'. If found a new scriptitem is created for it
- * and it's script ID is returned.
- * If not found returns -1.
- */
-    int
-find_script_in_rtp(char_u *name)
-{
-    int sid = -1;
-
-    (void)do_in_path_and_pp(p_rtp, name, DIP_START | DIP_NOAFTER,
-						   find_script_callback, &sid);
-    return sid;
-}
-
-/*
- * Expand wildcards in "pat" and invoke do_source() for each match.
- */
-    static void
-source_all_matches(char_u *pat)
-{
-    int	    num_files;
-    char_u  **files;
-    int	    i;
-
-    if (gen_expand_wildcards(1, &pat, &num_files, &files, EW_FILE) != OK)
-	return;
-
-    for (i = 0; i < num_files; ++i)
-	(void)do_source(files[i], FALSE, DOSO_NONE, NULL);
-    FreeWild(num_files, files);
-}
-
-/*
- * Add the package directory to 'runtimepath'.
- */
-    static int
-add_pack_dir_to_rtp(char_u *fname)
-{
-    char_u  *p4, *p3, *p2, *p1, *p;
-    char_u  *entry;
-    char_u  *insp = NULL;
-    int	    c;
-    char_u  *new_rtp;
-    int	    keep;
-    size_t  oldlen;
-    size_t  addlen;
-    size_t  new_rtp_len;
-    char_u  *afterdir = NULL;
-    size_t  afterlen = 0;
-    char_u  *after_insp = NULL;
-    char_u  *ffname = NULL;
-    size_t  fname_len;
-    string_T	buf = {NULL, 0};
-    char_u  *rtp_ffname;
-    int	    match;
-    int	    retval = FAIL;
-
-    p4 = p3 = p2 = p1 = get_past_head(fname);
-    for (p = p1; *p; MB_PTR_ADV(p))
-	if (mnv_ispathsep_nocolon(*p))
-	{
-	    p4 = p3; p3 = p2; p2 = p1; p1 = p;
-	}
-
-    // now we have:
-    // rtp/pack/name/start/name
-    //    p4   p3   p2    p1
-    //
-    // find the part up to "pack" in 'runtimepath'
-    c = *++p4; // append pathsep in order to expand symlink
-    *p4 = NUL;
-    ffname = fix_fname(fname);
-    *p4 = c;
-    if (ffname == NULL)
-	return FAIL;
-
-    // Find "ffname" in "p_rtp", ignoring '/' vs '\' differences.
-    // Also stop at the first "after" directory.
-    fname_len = STRLEN(ffname);
-    buf.string = alloc(MAXPATHL);
-    if (buf.string == NULL)
-	goto theend;
-    for (entry = p_rtp; *entry != NUL; )
-    {
-	char_u *cur_entry = entry;
-
-	buf.length = (size_t)copy_option_part(&entry, buf.string, MAXPATHL, ",");
-
-	if ((p = (char_u *)strstr((char *)buf.string, "after")) != NULL
-		&& p > buf.string
-		&& mnv_ispathsep(p[-1])
-		&& (mnv_ispathsep(p[5]) || p[5] == NUL || p[5] == ','))
-	{
-	    if (insp == NULL)
-		// Did not find "ffname" before the first "after" directory,
-		// insert it before this entry.
-		insp = cur_entry;
-	    after_insp = cur_entry;
-	    break;
-	}
-
-	if (insp == NULL)
-	{
-	    if (*buf.string != NUL && !after_pathsep(buf.string, buf.string + buf.length))
-		STRCPY(buf.string + buf.length, PATHSEPSTR);
-	    rtp_ffname = fix_fname(buf.string);
-	    if (rtp_ffname == NULL)
-		goto theend;
-	    match = mnv_fnamencmp(rtp_ffname, ffname, fname_len) == 0;
-	    mnv_free(rtp_ffname);
-	    if (match)
-		// Insert "ffname" after this entry (and comma).
-		insp = entry;
-	}
-    }
-
-    if (insp == NULL)
-	// Both "fname" and "after" not found, append at the end.
-	insp = p_rtp + STRLEN(p_rtp);
-
-    // check if rtp/pack/name/start/name/after exists
-    afterdir = concat_fnames(fname, (char_u *)"after", TRUE);
-    if (afterdir != NULL && mch_isdir(afterdir))
-	afterlen = STRLEN(afterdir) + 1; // add one for comma
-
-    oldlen = STRLEN(p_rtp);
-    addlen = STRLEN(fname) + 1; // add one for comma
-    new_rtp = alloc(oldlen + addlen + afterlen + 1); // add one for NUL
-    if (new_rtp == NULL)
-	goto theend;
-
-    // We now have 'rtp' parts: {keep}{keep_after}{rest}.
-    // Create new_rtp, first: {keep},{fname}
-    keep = (int)(insp - p_rtp);
-    mch_memmove(new_rtp, p_rtp, keep);
-    new_rtp_len = keep;
-    if (*insp == NUL)
-	new_rtp[new_rtp_len++] = ',';  // add comma before
-    mch_memmove(new_rtp + new_rtp_len, fname, addlen - 1);
-    new_rtp_len += addlen - 1;
-    if (*insp != NUL)
-	new_rtp[new_rtp_len++] = ',';  // add comma after
-
-    if (afterlen > 0 && after_insp != NULL)
-    {
-	int keep_after = (int)(after_insp - p_rtp);
-
-	// Add to new_rtp: {keep},{fname}{keep_after},{afterdir}
-	mch_memmove(new_rtp + new_rtp_len, p_rtp + keep,
-							keep_after - keep);
-	new_rtp_len += keep_after - keep;
-	mch_memmove(new_rtp + new_rtp_len, afterdir, afterlen - 1);
-	new_rtp_len += afterlen - 1;
-	new_rtp[new_rtp_len++] = ',';
-	keep = keep_after;
-    }
-
-    if (p_rtp[keep] != NUL)
-	// Append rest: {keep},{fname}{keep_after},{afterdir}{rest}
-	mch_memmove(new_rtp + new_rtp_len, p_rtp + keep, oldlen - keep + 1);
-    else
-	new_rtp[new_rtp_len] = NUL;
-
-    if (afterlen > 0 && after_insp == NULL)
-    {
-	// Append afterdir when "after" was not found:
-	// {keep},{fname}{rest},{afterdir}
-	STRCAT(new_rtp, ",");
-	STRCAT(new_rtp, afterdir);
-    }
-
-    set_option_value_give_err((char_u *)"rtp", 0L, new_rtp, 0);
-    mnv_free(new_rtp);
-    retval = OK;
-
-theend:
-    mnv_free(buf.string);
-    mnv_free(ffname);
-    mnv_free(afterdir);
-    return retval;
-}
-
-/*
- * Load scripts in "plugin" and "ftdetect" directories of the package.
- */
-    static int
-load_pack_plugin(char_u *fname)
-{
-    static char *plugpat = "%s/plugin/**/*.mnv";
-    static char *ftpat = "%s/ftdetect/*.mnv";
-    int		len;
-    char_u	*ffname = fix_fname(fname);
-    char_u	*pat = NULL;
-    int		retval = FAIL;
-
-    if (ffname == NULL)
-	return FAIL;
-    len = (int)STRLEN(ffname) + (int)STRLEN(ftpat);
-    pat = alloc(len);
-    if (pat == NULL)
-	goto theend;
-    mnv_snprintf((char *)pat, len, plugpat, ffname);
-    source_all_matches(pat);
-
-    {
-	char_u *cmd = mnv_strsave((char_u *)"g:did_load_filetypes");
-
-	// If runtime/filetype.mnv wasn't loaded yet, the scripts will be
-	// found when it loads.
-	if (cmd != NULL && eval_to_number(cmd, FALSE) > 0)
-	{
-	    do_cmdline_cmd((char_u *)"augroup filetypedetect");
-	    mnv_snprintf((char *)pat, len, ftpat, ffname);
-	    source_all_matches(pat);
-	    do_cmdline_cmd((char_u *)"augroup END");
-	}
-	mnv_free(cmd);
-    }
-    mnv_free(pat);
-    retval = OK;
-
-theend:
-    mnv_free(ffname);
-    return retval;
-}
-
-// used for "cookie" of add_pack_plugin()
-static int APP_ADD_DIR;
-static int APP_LOAD;
-static int APP_BOTH;
-
-    static void
-add_pack_plugin(char_u *fname, void *cookie)
-{
-    if (cookie != &APP_LOAD)
-    {
-	char_u	*buf = alloc(MAXPATHL);
-	char_u	*p;
-	int	found = FALSE;
-
-	if (buf == NULL)
-	    return;
-	p = p_rtp;
-	while (*p != NUL)
-	{
-	    copy_option_part(&p, buf, MAXPATHL, ",");
-	    if (pathcmp((char *)buf, (char *)fname, -1) == 0)
-	    {
-		found = TRUE;
-		break;
-	    }
-	}
-	mnv_free(buf);
-	if (!found)
-	    // directory is not yet in 'runtimepath', add it
-	    if (add_pack_dir_to_rtp(fname) == FAIL)
-		return;
-    }
-
-    if (cookie != &APP_ADD_DIR)
-	load_pack_plugin(fname);
-}
-
-/*
- * Add all packages in the "start" directory to 'runtimepath'.
- */
-    void
-add_pack_start_dirs(void)
-{
-    do_in_path(p_pp, "", (char_u *)"pack/*/start/*", DIP_ALL + DIP_DIR,
-					       add_pack_plugin, &APP_ADD_DIR);
-}
-
-/*
- * Load plugins from all packages in the "start" directory.
- */
-    void
-load_start_packages(void)
-{
-    did_source_packages = TRUE;
-    do_in_path(p_pp, "", (char_u *)"pack/*/start/*", DIP_ALL + DIP_DIR,
-						  add_pack_plugin, &APP_LOAD);
-}
-
-/*
- * ":packloadall"
- * Find plugins in the package directories and source them.
- */
-    void
-ex_packloadall(exarg_T *eap)
-{
-    if (!did_source_packages || eap->forceit)
-    {
-	// First do a round to add all directories to 'runtimepath', then load
-	// the plugins. This allows for plugins to use an autoload directory
-	// of another plugin.
-	add_pack_start_dirs();
-	load_start_packages();
-    }
-}
-
-/*
- * ":packadd[!] {name}"
- */
-    void
-ex_packadd(exarg_T *eap)
-{
-    static char *plugpat = "pack/*/%s/%s";
-    int		len;
-    char	*pat;
-    int		round;
-    int		res = OK;
-
-    // Round 1: use "start", round 2: use "opt".
-    for (round = 1; round <= 2; ++round)
-    {
-	// Only look under "start" when loading packages wasn't done yet.
-	if (round == 1 && did_source_packages)
-	    continue;
-
-	len = (int)STRLEN(plugpat) + (int)STRLEN(eap->arg) + 5;
-	pat = alloc(len);
-	if (pat == NULL)
-	    return;
-	mnv_snprintf(pat, len, plugpat, round == 1 ? "start" : "opt", eap->arg);
-	// The first round don't give a "not found" error, in the second round
-	// only when nothing was found in the first round.
-	res = do_in_path(p_pp, "", (char_u *)pat,
-		DIP_ALL + DIP_DIR + (round == 2 && res == FAIL ? DIP_ERR : 0),
-		add_pack_plugin, eap->forceit ? &APP_ADD_DIR : &APP_BOTH);
-	mnv_free(pat);
-    }
-}
-#endif
-
-/*
- * Sort "gap" and remove duplicate entries.  "gap" is expected to contain a
- * list of file names in allocated memory.
- */
-    void
-remove_duplicates(garray_T *gap)
-{
-    int	    i;
-    int	    j;
-    char_u  **fnames = (char_u **)gap->ga_data;
-
-    sort_strings(fnames, gap->ga_len);
-    for (i = gap->ga_len - 1; i > 0; --i)
-	if (fnamecmp(fnames[i - 1], fnames[i]) == 0)
-	{
-	    mnv_free(fnames[i]);
-	    for (j = i + 1; j < gap->ga_len; ++j)
-		fnames[j - 1] = fnames[j];
-	    --gap->ga_len;
-	}
-}
-
-    static void
-ExpandRTDir_int(
-    char_u	*pat,
-    size_t	pat_len,
-    int		flags,
-    int		keep_ext,
-    garray_T	*gap,
-    char	*dirnames[])
-{
-    for (int i = 0; dirnames[i] != NULL; ++i)
-    {
-	const size_t	buf_len = STRLEN(dirnames[i]) + pat_len + 64;
-	char		*buf = alloc(buf_len);
-	if (buf == NULL)
-	{
-	    ga_clear_strings(gap);
-	    return;
-	}
-	int		glob_flags = 0;
-	int		expand_dirs = FALSE;
-
-	// Build base pattern
-	mnv_snprintf(buf, buf_len, "%s%s%s%s",
-		     *dirnames[i] ? dirnames[i] : "", *dirnames[i] ? "/" : "",
-		     pat, "*.mnv");
-
-expand:
-	if ((flags & DIP_NORTP) == 0)
-	    globpath(p_rtp, (char_u *)buf, gap, glob_flags, expand_dirs);
-
-	if (flags & DIP_START)
-	{
-	    // Build complete search path: pack/*/start/*/dirnames[i]/pat*.mnv
-	    mnv_snprintf(buf, buf_len, "pack/*/start/*/%s%s%s%s",
-			 *dirnames[i] ? dirnames[i] : "",
-			 *dirnames[i] ? "/" : "",
-			 pat,
-			 expand_dirs ? "*" : "*.mnv");
-	    globpath(p_pp, (char_u *)buf, gap, glob_flags, expand_dirs);
-	}
-
-	if (flags & DIP_OPT)
-	{
-	    // Build complete search path: pack/*/opt/*/dirnames[i]/pat*.mnv
-	    mnv_snprintf(buf, buf_len, "pack/*/opt/*/%s%s%s%s",
-			 *dirnames[i] ? dirnames[i] : "",
-			 *dirnames[i] ? "/" : "", pat,
-			 expand_dirs ? "*" : "*.mnv");
-	    globpath(p_pp, (char_u *)buf, gap, glob_flags, expand_dirs);
-	}
-
-	// Second round for directories
-	if (*dirnames[i] == NUL && !expand_dirs)
-	{
-	    // expand dir names in another round
-	    mnv_snprintf(buf, buf_len, "%s*", pat);
-	    glob_flags = WILD_ADD_SLASH;
-	    expand_dirs = TRUE;
-	    goto expand;
-	}
-
-	mnv_free(buf);
-    }
-
-    int pat_pathsep_cnt = 0;
-    for (size_t i = 0; i < pat_len; ++i)
-    {
-	if (mnv_ispathsep(pat[i]))
-	    ++pat_pathsep_cnt;
-    }
-
-    for (int i = 0; i < gap->ga_len; ++i)
-    {
-	char_u *match = ((char_u **)gap->ga_data)[i];
-	char_u *s = match;
-	char_u *e = s + STRLEN(s);
-	if (e - 4 > s && !keep_ext && STRNICMP(e - 4, ".mnv", 4) == 0)
-	{
-	    e -= 4;
-	    *e = NUL;
-	}
-
-	int match_pathsep_cnt = (e > s && e[-1] == '/') ? -1 : 0;
-	for (s = e; s > match; MB_PTR_BACK(match, s))
-	{
-	    if (s < match || (mnv_ispathsep(*s)
-				     && ++match_pathsep_cnt > pat_pathsep_cnt))
-		break;
-	}
-	++s;
-	if (s != match)
-	    mch_memmove(match, s, e - s + 1);
-    }
-
-    if (gap->ga_len == 0)
-	return;
-
-    // Sort and remove duplicates which can happen when specifying multiple
-    // directories in dirnames.
-    remove_duplicates(gap);
-}
-
-/*
- * Expand runtime file names.
- * Search from 'runtimepath':
- *   'runtimepath'/{dirnames}/{pat}.mnv
- * When "flags" has DIP_START: search also from "start" of 'packpath':
- *   'packpath'/pack/ * /start/ * /{dirnames}/{pat}.mnv
- * When "flags" has DIP_OPT: search also from "opt" of 'packpath':
- *   'packpath'/pack/ * /opt/ * /{dirnames}/{pat}.mnv
- * "dirnames" is an array with one or more directory names.
- */
-    int
-ExpandRTDir(
-    char_u	*pat,
-    int		flags,
-    int		*num_file,
-    char_u	***file,
-    char	*dirnames[])
-{
-    *num_file = 0;
-    *file = NULL;
-
-    garray_T	ga;
-    ga_init2(&ga, sizeof(char *), 10);
-
-    ExpandRTDir_int(pat, STRLEN(pat), flags, FALSE, &ga, dirnames);
-
-    if (ga.ga_len == 0)
-	return FAIL;
-
-    *file = ga.ga_data;
-    *num_file = ga.ga_len;
-    return OK;
-}
-
-/*
- * Handle command line completion for :runtime command.
- */
-    int
-expand_runtime_cmd(char_u *pat, int *numMatches, char_u ***matches)
-{
-    *numMatches = 0;
-    *matches = NULL;
-
-    garray_T	ga;
-    ga_init2(&ga, sizeof(char *), 10);
-
-    size_t pat_len = (int)STRLEN(pat);
-    char *dirnames[] = {"", NULL};
-    ExpandRTDir_int(pat, pat_len, runtime_expand_flags, TRUE, &ga, dirnames);
-
-    // Try to complete values for [where] argument when none was found.
-    if (runtime_expand_flags == 0)
-    {
-	char *where_values[] = {"START", "OPT", "PACK", "ALL"};
-	for (size_t i = 0; i < ARRAY_LENGTH(where_values); ++i)
-	    if (STRNCMP(pat, where_values[i], pat_len) == 0)
-	    {
-		char_u *p = mnv_strsave((char_u *)where_values[i]);
-		if (p != NULL && ga_add_string(&ga, p) == FAIL)
-		    mnv_free(p);
-	    }
-    }
-
-    if (ga.ga_len == 0)
-	return FAIL;
-
-    *matches = ga.ga_data;
-    *numMatches = ga.ga_len;
-    return OK;
-}
-
-/*
- * Expand loadplugin names:
- * 'packpath'/pack/ * /opt/{pat}
- */
-    int
-ExpandPackAddDir(
-    char_u	*pat,
-    int		*num_file,
-    char_u	***file)
-{
-    char_u	*s;
-    char_u	*e;
-    char_u	*match;
-    garray_T	ga;
-    int		i;
-    int		pat_len;
-
-    *num_file = 0;
-    *file = NULL;
-    pat_len = (int)STRLEN(pat);
-    ga_init2(&ga, sizeof(char *), 10);
-
-    s = alloc(pat_len + 26);
-    if (s == NULL)
-    {
-	ga_clear_strings(&ga);
-	return FAIL;
-    }
-    sprintf((char *)s, "pack/*/opt/%s*", pat);
-    globpath(p_pp, s, &ga, 0, TRUE);
-    mnv_free(s);
-
-    for (i = 0; i < ga.ga_len; ++i)
-    {
-	match = ((char_u **)ga.ga_data)[i];
-	s = gettail(match);
-	e = s + STRLEN(s);
-	mch_memmove(match, s, e - s + 1);
-    }
-
-    if (ga.ga_len == 0)
-	return FAIL;
-
-    // Sort and remove duplicates which can happen when specifying multiple
-    // directories in dirnames.
-    remove_duplicates(&ga);
-
-    *file = ga.ga_data;
-    *num_file = ga.ga_len;
-    return OK;
-}
-
-    static void
-cmd_source(char_u *fname, exarg_T *eap)
-{
-    int clearvars = FALSE;
-
-    if (*fname != NUL && STRNCMP(fname, "++clear", 7) == 0)
-    {
-	// ++clear argument is supplied
-	clearvars = TRUE;
-	fname = fname + 7;
-	if (*fname != NUL)
-	{
-	    semsg(_(e_invalid_argument_str), eap->arg);
-	    return;
-	}
-    }
-
-    if (*fname != NUL && eap != NULL && eap->addr_count > 0)
-    {
-	// if a filename is specified to :source, then a range is not allowed
-	emsg(_(e_no_range_allowed));
-	return;
-    }
-
-    if (eap != NULL && *fname == NUL)
-    {
-	if (eap->forceit)
-	    // a file name is needed to source normal mode commands
-	    emsg(_(e_argument_required));
-	else
-	    // source ex commands from the current buffer
-	    do_source_ext(NULL, FALSE, DOSO_NONE, NULL, eap, clearvars);
-    }
-    else if (eap != NULL && eap->forceit)
-	// ":source!": read Normal mode commands
-	// Need to execute the commands directly.  This is required at least
-	// for:
-	// - ":g" command busy
-	// - after ":argdo", ":windo" or ":bufdo"
-	// - another command follows
-	// - inside a loop
-	openscript(fname, global_busy || listcmd_busy || eap->nextcmd != NULL
-#ifdef FEAT_EVAL
-						 || eap->cstack->cs_idx >= 0
-#endif
-						 );
-
-    // ":source" read ex commands
-    else if (do_source(fname, FALSE, DOSO_NONE, NULL) == FAIL)
-	semsg(_(e_cant_open_file_str), fname);
-}
-
-/*
- * ":source {fname}"
- */
-    void
-ex_source(exarg_T *eap)
-{
-#ifdef FEAT_BROWSE
-    if (cmdmod.cmod_flags & CMOD_BROWSE)
-    {
-	char_u *fname = NULL;
-
-	fname = do_browse(0, (char_u *)_("Source MNV script"), eap->arg,
-				      NULL, NULL,
-				      (char_u *)_(BROWSE_FILTER_MACROS), NULL);
-	if (fname != NULL)
-	{
-	    cmd_source(fname, eap);
-	    mnv_free(fname);
-	}
-    }
-    else
-#endif
-	cmd_source(eap->arg, eap);
-}
-
-#if defined(FEAT_EVAL)
-/*
- * ":options"
- */
-    void
-ex_options(
-    exarg_T	*eap UNUSED)
-{
-    char_u  buf[500];
-    int	    multi_mods = 0;
-
-    buf[0] = NUL;
-    (void)add_win_cmd_modifiers(buf, &cmdmod, &multi_mods);
-
-    mnv_setenv((char_u *)"OPTWIN_CMD", buf);
-    cmd_source((char_u *)SYS_OPTWIN_FILE, NULL);
-}
-#endif
-
-/*
- * ":source" and associated commands.
- */
-
-#if defined(FEAT_EVAL)
-/*
- * Return the address holding the next breakpoint line for a source cookie.
- */
-    linenr_T *
-source_breakpoint(void *cookie)
-{
-    return &((source_cookie_T *)cookie)->breakpoint;
-}
-
-/*
- * Return the address holding the debug tick for a source cookie.
- */
-    int *
-source_dbg_tick(void *cookie)
-{
-    return &((source_cookie_T *)cookie)->dbg_tick;
-}
-
-/*
- * Return the nesting level for a source cookie.
- */
-    int
-source_level(void *cookie)
-{
-    return ((source_cookie_T *)cookie)->level;
-}
-
-/*
- * Return the readahead line. Note that the pointer may become invalid when
- * getting the next line, if it's concatenated with the next one.
- */
-    char_u *
-source_nextline(void *cookie)
-{
-    return ((source_cookie_T *)cookie)->nextline;
-}
-#endif
-
-#if (defined(MSWIN) && defined(FEAT_CSCOPE)) || defined(HAVE_FD_CLOEXEC)
-# define USE_FOPEN_NOINH
-/*
- * Special function to open a file without handle inheritance.
- * When possible the handle is closed on exec().
- */
-    static FILE *
-fopen_noinh_readbin(char *filename)
-{
-# ifdef MSWIN
-    int	fd_tmp = mch_open(filename, O_RDONLY | O_BINARY | O_NOINHERIT, 0);
-# else
-    int	fd_tmp = mch_open(filename, O_RDONLY, 0);
-# endif
-
-    if (fd_tmp == -1)
-	return NULL;
-
-# ifdef HAVE_FD_CLOEXEC
-    {
-	int fdflags = fcntl(fd_tmp, F_GETFD);
-	if (fdflags >= 0 && (fdflags & FD_CLOEXEC) == 0)
-	    (void)fcntl(fd_tmp, F_SETFD, fdflags | FD_CLOEXEC);
-    }
-# endif
-
-    return fdopen(fd_tmp, READBIN);
-}
-#endif
-
-/*
- * Initialization for sourcing lines from the current buffer. Reads all the
- * lines from the buffer and stores it in the cookie grow array.
- * Returns a pointer to the name ":source buffer=<n>" on success and NULL on
- * failure.
- */
-    static char_u *
-do_source_buffer_init(source_cookie_T *sp, exarg_T *eap)
-{
-    linenr_T	curr_lnum;
-    char_u	*line = NULL;
-    char_u	*fname;
-
-    if (curbuf == NULL)
-	return NULL;
-
-    // Use ":source buffer=<num>" as the script name
-    if (curbuf->b_ffname != NULL)
-	fname = mnv_strsave(curbuf->b_ffname);
-    else
-    {
-	mnv_snprintf((char *)IObuff, IOSIZE, ":source buffer=%d", curbuf->b_fnum);
-	fname = mnv_strsave(IObuff);
-    }
-    if (fname == NULL)
-	return NULL;
-
-    ga_init2(&sp->buflines, sizeof(char_u *), 100);
-
-    // Copy the lines from the buffer into a grow array
-    for (curr_lnum = eap->line1; curr_lnum <= eap->line2; curr_lnum++)
-    {
-	line = mnv_strsave(ml_get(curr_lnum));
-	if (line == NULL)
-	    goto errret;
-	if (ga_add_string(&sp->buflines, line) == FAIL)
-	    goto errret;
-    }
-    sp->buf_lnum = 0;
-    sp->source_from_buf = TRUE;
-    // When sourcing a range of lines from a buffer, use buffer line number.
-    sp->sourcing_lnum = eap->line1 - 1;
-
-    return fname;
-
-errret:
-    mnv_free(fname);
-    mnv_free(line);
-    ga_clear_strings(&sp->buflines);
-    return NULL;
-}
-
-/*
- * Read the file "fname" and execute its lines as EX commands.
- * When "ret_sid" is not NULL and we loaded the script before, don't load it
- * again.
- *
- * The "eap" argument is used when sourcing lines from a buffer instead of a
- * file.
- *
- * If "clearvars" is TRUE, then for scripts which are loaded more than
- * once, clear all the functions and variables previously defined in that
- * script.
- *
- * This function may be called recursively!
- *
- * Return FAIL if file could not be opened, OK otherwise.
- * If a scriptitem_T was found or created "*ret_sid" is set to the SID.
- */
-    static int
-do_source_ext(
-    char_u	*fname,
-    int		check_other,	    // check for .mnvrc and _mnvrc
-    int		is_mnvrc,	    // DOSO_ value
-    int		*ret_sid UNUSED,
-    exarg_T	*eap,
-    int		clearvars UNUSED)
-{
-    source_cookie_T	    cookie;
-    char_u		    *p;
-    char_u		    *fname_not_fixed = NULL;
-    char_u		    *fname_exp = NULL;
-    char_u		    *firstline = NULL;
-    int			    retval = FAIL;
-    sctx_T		    save_current_sctx;
-#ifdef STARTUPTIME
-    struct timeval	    tv_rel;
-    struct timeval	    tv_start;
-#endif
-#ifdef FEAT_PROFILE
-    proftime_T		    wait_start;
-#endif
-    int			    save_sticky_cmdmod_flags = sticky_cmdmod_flags;
-    int			    trigger_source_post = FALSE;
-#ifdef FEAT_EVAL
-    funccal_entry_T	    funccalp_entry;
-    int			    save_debug_break_level = debug_break_level;
-    int			    sid = -1;
-    scriptitem_T	    *si = NULL;
-    int			    save_estack_compiling = estack_compiling;
-    ESTACK_CHECK_DECLARATION;
-#endif
-
-    CLEAR_FIELD(cookie);
-    if (fname == NULL)
-    {
-	// sourcing lines from a buffer
-	fname_exp = do_source_buffer_init(&cookie, eap);
-	if (fname_exp == NULL)
-	    return FAIL;
-    }
-    else
-    {
-	fname_not_fixed = expand_env_save(fname);
-	if (fname_not_fixed == NULL)
-	    goto theend;
-	fname_exp = fix_fname(fname_not_fixed);
-	if (fname_exp == NULL)
-	    goto theend;
-	if (mch_isdir(fname_exp))
-	{
-	    smsg(_("Cannot source a directory: \"%s\""), fname);
-	    goto theend;
-	}
-    }
-#ifdef FEAT_EVAL
-    estack_compiling = FALSE;
-
-    // See if we loaded this script before.
-    sid = find_script_by_name(fname_exp);
-    if (sid > 0 && ret_sid != NULL
-			  && SCRIPT_ITEM(sid)->sn_state != SN_STATE_NOT_LOADED)
-    {
-	// Already loaded and no need to load again, return here.
-	*ret_sid = sid;
-	retval = OK;
-	goto theend;
-    }
-#endif
-
-    // Apply SourceCmd autocommands, they should get the file and source it.
-    if (has_autocmd(EVENT_SOURCECMD, fname_exp, NULL)
-	    && apply_autocmds(EVENT_SOURCECMD, fname_exp, fname_exp,
-							       FALSE, curbuf))
-    {
-#ifdef FEAT_EVAL
-	retval = aborting() ? FAIL : OK;
-#else
-	retval = OK;
-#endif
-	if (retval == OK)
-	    // Apply SourcePost autocommands.
-	    apply_autocmds(EVENT_SOURCEPOST, fname_exp, fname_exp,
-								FALSE, curbuf);
-	goto theend;
-    }
-
-    // Apply SourcePre autocommands, they may get the file.
-    apply_autocmds(EVENT_SOURCEPRE, fname_exp, fname_exp, FALSE, curbuf);
-
-    if (!cookie.source_from_buf)
-    {
-#ifdef USE_FOPEN_NOINH
-	cookie.fp = fopen_noinh_readbin((char *)fname_exp);
-#else
-	cookie.fp = mch_fopen((char *)fname_exp, READBIN);
-#endif
-    }
-    if (cookie.fp == NULL && check_other)
-    {
-	// Try again, replacing file name ".mnvrc" by "_mnvrc" or vice versa,
-	// and ".exrc" by "_exrc" or vice versa.
-	p = gettail(fname_exp);
-	if ((*p == '.' || *p == '_')
-		&& (STRICMP(p + 1, "mnvrc") == 0
-		    || STRICMP(p + 1, "gmnvrc") == 0
-		    || STRICMP(p + 1, "exrc") == 0))
-	{
-	    if (*p == '_')
-		*p = '.';
-	    else
-		*p = '_';
-#ifdef USE_FOPEN_NOINH
-	    cookie.fp = fopen_noinh_readbin((char *)fname_exp);
-#else
-	    cookie.fp = mch_fopen((char *)fname_exp, READBIN);
-#endif
-	}
-    }
-
-    if (cookie.fp == NULL && !cookie.source_from_buf)
-    {
-	if (p_verbose > 0)
-	{
-	    verbose_enter();
-	    if (SOURCING_NAME == NULL)
-		smsg(_("could not source \"%s\""), fname);
-	    else
-		smsg(_("line %ld: could not source \"%s\""),
-							SOURCING_LNUM, fname);
-	    verbose_leave();
-	}
-	goto theend;
-    }
-
-    // The file exists.
-    // - In verbose mode, give a message.
-    // - For a mnvrc file, may want to set 'compatible', call mnvrc_found().
-    if (p_verbose > 1)
-    {
-	verbose_enter();
-	if (SOURCING_NAME == NULL)
-	    smsg(_("sourcing \"%s\""), fname);
-	else
-	    smsg(_("line %ld: sourcing \"%s\""), SOURCING_LNUM, fname);
-	verbose_leave();
-    }
-    if (is_mnvrc == DOSO_MNVRC)
-	mnvrc_found(fname_exp, (char_u *)"MYMNVRC");
-    else if (is_mnvrc == DOSO_GMNVRC)
-	mnvrc_found(fname_exp, (char_u *)"MYGMNVRC");
-
-#ifdef USE_CRNL
-    // If no automatic file format: Set default to CR-NL.
-    if (*p_ffs == NUL)
-	cookie.fileformat = EOL_DOS;
-    else
-	cookie.fileformat = EOL_UNKNOWN;
-#endif
-
-#ifdef FEAT_EVAL
-    // Check if this script has a breakpoint.
-    cookie.breakpoint = dbg_find_breakpoint(TRUE, fname_exp, (linenr_T)0);
-    cookie.fname = fname_exp;
-    cookie.dbg_tick = debug_tick;
-
-    cookie.level = ex_nesting_level;
-#endif
-
-#ifdef STARTUPTIME
-    if (time_fd != NULL)
-	time_push(&tv_rel, &tv_start);
-#endif
-
-    // "legacy" does not apply to commands in the script
-    sticky_cmdmod_flags = 0;
-
-    save_current_sctx = current_sctx;
-    if (cmdmod.cmod_flags & CMOD_MNV9CMD)
-	// When the ":mnv9cmd" command modifier is used, source the script as a
-	// MNV9 script.
-	current_sctx.sc_version = SCRIPT_VERSION_MNV9;
-    else
-	current_sctx.sc_version = 1;  // default script version
-
-#ifdef FEAT_EVAL
-    current_sctx.sc_lnum = 0;
-
-# ifdef FEAT_PROFILE
-    if (do_profiling == PROF_YES)
-	prof_child_enter(&wait_start);		// entering a child now
-# endif
-
-    // Don't use local function variables, if called from a function.
-    // Also starts profiling timer for nested script.
-    save_funccal(&funccalp_entry);
-
-    // Reset "KeyTyped" to avoid some commands thinking they are invoked
-    // interactively.  E.g. defining a function would output indent.
-    int save_KeyTyped = KeyTyped;
-    KeyTyped = FALSE;
-
-    // Check if this script was sourced before to find its SID.
-    // Always use a new sequence number.
-    current_sctx.sc_seq = ++last_current_SID_seq;
-    if (sid > 0)
-    {
-	hashtab_T	*ht;
-	int		todo;
-	hashitem_T	*hi;
-	dictitem_T	*di;
-
-	// loading the same script again
-	current_sctx.sc_sid = sid;
-	si = SCRIPT_ITEM(sid);
-	if (si->sn_state == SN_STATE_NOT_LOADED)
-	{
-	    // this script was found but not loaded yet
-	    si->sn_state = SN_STATE_NEW;
-	}
-	else
-	{
-	    si->sn_state = SN_STATE_RELOAD;
-
-	    if (!clearvars)
-	    {
-		// Script-local variables remain but "const" can be set again.
-		// In MNV9 script variables will be cleared when "mnv9script"
-		// is encountered without the "noclear" argument.
-		ht = &SCRIPT_VARS(sid);
-		todo = (int)ht->ht_used;
-		FOR_ALL_HASHTAB_ITEMS(ht, hi, todo)
-		    if (!HASHITEM_EMPTY(hi))
-		    {
-			--todo;
-			di = HI2DI(hi);
-			di->di_flags |= DI_FLAGS_RELOAD;
-		    }
-		// imports can be redefined once
-		mark_imports_for_reload(sid);
-	    }
-	    else
-		clear_mnv9_scriptlocal_vars(sid);
-
-	    // reset version, "mnv9script" may have been added or removed.
-	    si->sn_version = 1;
-	}
-	if (ret_sid != NULL)
-	    *ret_sid = sid;
-    }
-    else
-    {
-	int error = OK;
-
-	// It's new, generate a new SID and initialize the scriptitem.
-	sid = get_new_scriptitem(&error);
-	current_sctx.sc_sid = sid;
-	if (error == FAIL)
-	    goto almosttheend;
-	si = SCRIPT_ITEM(sid);
-	si->sn_name = fname_exp;
-	fname_exp = mnv_strsave(si->sn_name);  // used for autocmd
-	if (ret_sid != NULL)
-	    *ret_sid = sid;
-
-	// Remember the "is_mnvrc" flag for when the file is sourced again.
-	si->sn_is_mnvrc = is_mnvrc;
-    }
-
-    // Keep the sourcing name/lnum, for recursive calls.
-    estack_push(ETYPE_SCRIPT, si->sn_name, 0);
-    ESTACK_CHECK_SETUP;
-
-# ifdef FEAT_PROFILE
-    if (do_profiling == PROF_YES)
-    {
-	int	forceit;
-
-	// Check if we do profiling for this script.
-	if (!si->sn_prof_on && has_profiling(TRUE, si->sn_name, &forceit, NULL))
-	{
-	    script_do_profile(si);
-	    si->sn_pr_force = forceit;
-	}
-	if (si->sn_prof_on)
-	{
-	    ++si->sn_pr_count;
-	    profile_start(&si->sn_pr_start);
-	    profile_zero(&si->sn_pr_children);
-	}
-    }
-# endif
-#else
-    // Keep the sourcing name/lnum, for recursive calls.
-    estack_push(ETYPE_SCRIPT, fname_exp, 0);
-#endif
-
-    cookie.conv.vc_type = CONV_NONE;		// no conversion
-
-    // Read the first line so we can check for a UTF-8 BOM.
-    firstline = getsourceline(0, (void *)&cookie, 0, TRUE);
-    if (firstline != NULL && STRLEN(firstline) >= 3 && firstline[0] == 0xef
-			      && firstline[1] == 0xbb && firstline[2] == 0xbf)
-    {
-	// Found BOM; setup conversion, skip over BOM and recode the line.
-	convert_setup(&cookie.conv, (char_u *)"utf-8", p_enc);
-	p = string_convert(&cookie.conv, firstline + 3, NULL);
-	if (p == NULL)
-	    p = mnv_strsave(firstline + 3);
-	if (p != NULL)
-	{
-	    mnv_free(firstline);
-	    firstline = p;
-	}
-    }
-
-    // Call do_cmdline, which will call getsourceline() to get the lines.
-    do_cmdline(firstline, getsourceline, (void *)&cookie,
-				     DOCMD_VERBOSE|DOCMD_NOWAIT|DOCMD_REPEAT);
-    retval = OK;
-
-#ifdef FEAT_PROFILE
-    if (do_profiling == PROF_YES)
-    {
-	// Get "si" again, "script_items" may have been reallocated.
-	si = SCRIPT_ITEM(sid);
-	if (si->sn_prof_on)
-	{
-	    profile_end(&si->sn_pr_start);
-	    profile_sub_wait(&wait_start, &si->sn_pr_start);
-	    profile_add(&si->sn_pr_total, &si->sn_pr_start);
-	    profile_self(&si->sn_pr_self, &si->sn_pr_start,
-							 &si->sn_pr_children);
-	}
-    }
-#endif
-
-    if (got_int)
-	emsg(_(e_interrupted));
-#ifdef FEAT_EVAL
-    ESTACK_CHECK_NOW;
-#endif
-    estack_pop();
-    if (p_verbose > 1)
-    {
-	verbose_enter();
-	smsg(_("finished sourcing %s"), fname);
-	if (SOURCING_NAME != NULL)
-	    smsg(_("continuing in %s"), SOURCING_NAME);
-	verbose_leave();
-    }
-#ifdef STARTUPTIME
-    if (time_fd != NULL)
-    {
-	mnv_snprintf((char *)IObuff, IOSIZE, "sourcing %s", fname);
-	time_msg((char *)IObuff, &tv_start);
-	time_pop(&tv_rel);
-    }
-#endif
-
-    if (!got_int)
-	trigger_source_post = TRUE;
-
-#ifdef FEAT_EVAL
-    // After a "finish" in debug mode, need to break at first command of next
-    // sourced file.
-    if (save_debug_break_level > ex_nesting_level
-	    && debug_break_level == ex_nesting_level)
-	++debug_break_level;
-#endif
-
-#ifdef FEAT_EVAL
-almosttheend:
-    // If "sn_save_cpo" is set that means we encountered "mnv9script": restore
-    // 'cpoptions', unless in the main .mnvrc file.
-    // Get "si" again, "script_items" may have been reallocated.
-    si = SCRIPT_ITEM(sid);
-    if (si->sn_save_cpo != NULL && si->sn_is_mnvrc == DOSO_NONE)
-    {
-	if (STRCMP(p_cpo, CPO_MNV) != 0)
-	{
-	    char_u *f;
-	    char_u *t;
-
-	    // 'cpo' was changed in the script.  Apply the same change to the
-	    // saved value, if possible.
-	    for (f = (char_u *)CPO_MNV; *f != NUL; ++f)
-		if (mnv_strchr(p_cpo, *f) == NULL
-			&& (t = mnv_strchr(si->sn_save_cpo, *f)) != NULL)
-		    // flag was removed, also remove it from the saved 'cpo'
-		    mch_memmove(t, t + 1, STRLEN(t));
-	    for (f = p_cpo; *f != NUL; ++f)
-		if (mnv_strchr((char_u *)CPO_MNV, *f) == NULL
-			&& mnv_strchr(si->sn_save_cpo, *f) == NULL)
-		{
-		    // flag was added, also add it to the saved 'cpo'
-		    t = alloc(STRLEN(si->sn_save_cpo) + 2);
-		    if (t != NULL)
-		    {
-			*t = *f;
-			STRCPY(t + 1, si->sn_save_cpo);
-			mnv_free(si->sn_save_cpo);
-			si->sn_save_cpo = t;
-		    }
-		}
-	}
-	set_option_value_give_err((char_u *)"cpo",
-					   0L, si->sn_save_cpo, OPT_NO_REDRAW);
-    }
-    MNV_CLEAR(si->sn_save_cpo);
-
-    restore_funccal();
-# ifdef FEAT_PROFILE
-    if (do_profiling == PROF_YES)
-	prof_child_exit(&wait_start);		// leaving a child now
-# endif
-
-    KeyTyped = save_KeyTyped;
-#endif
-    current_sctx = save_current_sctx;
-
-    if (cookie.fp != NULL)
-	fclose(cookie.fp);
-    if (cookie.source_from_buf)
-	ga_clear_strings(&cookie.buflines);
-    mnv_free(cookie.nextline);
-    mnv_free(firstline);
-    convert_setup(&cookie.conv, NULL, NULL);
-
-    if (trigger_source_post)
-	apply_autocmds(EVENT_SOURCEPOST, fname_exp, fname_exp, FALSE, curbuf);
-
-theend:
-#ifdef FEAT_EVAL
-    if (sid > 0 && ret_sid != NULL
-	    && fname_not_fixed != NULL && fname_exp != NULL)
-    {
-	int not_fixed_sid = find_script_by_name(fname_not_fixed);
-
-	// If "fname_not_fixed" is a symlink then we source the linked file.
-	// If the original name is in the script list we add the ID of the
-	// script that was actually sourced.
-	if (SCRIPT_ID_VALID(not_fixed_sid) && not_fixed_sid != sid)
-	    SCRIPT_ITEM(not_fixed_sid)->sn_sourced_sid = sid;
-    }
-#endif
-
-    mnv_free(fname_not_fixed);
-    mnv_free(fname_exp);
-    sticky_cmdmod_flags = save_sticky_cmdmod_flags;
-#ifdef FEAT_EVAL
-    estack_compiling = save_estack_compiling;
-#endif
-    return retval;
-}
-
-    int
-do_source(
-    char_u	*fname,
-    int		check_other,	    // check for .mnvrc and _mnvrc
-    int		is_mnvrc,	    // DOSO_ value
-    int		*ret_sid)
-{
-    return do_source_ext(fname, check_other, is_mnvrc, ret_sid, NULL, FALSE);
-}
-
-
-#if defined(FEAT_EVAL)
-
-/*
- * ":scriptnames"
- */
-    void
-ex_scriptnames(exarg_T *eap)
-{
-    int i;
-
-    if (eap->addr_count > 0 || *eap->arg != NUL)
-    {
-	// :script {scriptId}: edit the script
-	if (eap->addr_count > 0 && !SCRIPT_ID_VALID(eap->line2))
-	    emsg(_(e_invalid_argument));
-	else
-	{
-	    if (eap->addr_count > 0)
-		eap->arg = SCRIPT_ITEM(eap->line2)->sn_name;
-	    else
-	    {
-		expand_env(eap->arg, NameBuff, MAXPATHL);
-		eap->arg = NameBuff;
-	    }
-	    do_exedit(eap, NULL);
-	}
-	return;
-    }
-
-    for (i = 1; i <= script_items.ga_len && !got_int; ++i)
-    {
-	scriptitem_T *si = SCRIPT_ITEM(i);
-
-	if (si->sn_name != NULL)
-	{
-	    char sourced_buf[20];
-
-	    home_replace(NULL, si->sn_name, NameBuff, MAXPATHL, TRUE);
-	    if (si->sn_sourced_sid > 0)
-		mnv_snprintf(sourced_buf, 20, "->%d", si->sn_sourced_sid);
-	    else
-		sourced_buf[0] = NUL;
-	    mnv_snprintf((char *)IObuff, IOSIZE, "%3d%s%s: %s",
-		    i,
-		    sourced_buf,
-		    si->sn_state == SN_STATE_NOT_LOADED ? " A" : "",
-		    NameBuff);
-	    if (!message_filtered(IObuff))
-	    {
-		msg_putchar('\n');
-		msg_outtrans(IObuff);
-		out_flush();	    // output one line at a time
-		ui_breakcheck();
-	    }
-	}
-    }
-}
-
-# if defined(BACKSLASH_IN_FILENAME)
-/*
- * Fix slashes in the list of script names for 'shellslash'.
- */
-    void
-scriptnames_slash_adjust(void)
-{
-    int i;
-
-    for (i = 1; i <= script_items.ga_len; ++i)
-	if (SCRIPT_ITEM(i)->sn_name != NULL)
-	    slash_adjust(SCRIPT_ITEM(i)->sn_name);
-}
-# endif
-
-/*
- * Get a pointer to a script name.  Used for ":verbose set".
- * Message appended to "Last set from "
- */
-    char_u *
-get_scriptname(scid_T id)
-{
-    if (id == SID_MODELINE)
-	return (char_u *)_("modeline");
-    if (id == SID_CMDARG)
-	return (char_u *)_("--cmd argument");
-    if (id == SID_CARG)
-	return (char_u *)_("-c argument");
-    if (id == SID_ENV)
-	return (char_u *)_("environment variable");
-    if (id == SID_ERROR)
-	return (char_u *)_("error handler");
-    if (id == SID_WINLAYOUT)
-	return (char_u *)_("changed window size");
-    return SCRIPT_ITEM(id)->sn_name;
-}
-
-# if defined(EXITFREE)
-    void
-free_scriptnames(void)
-{
-    int			i;
-
-    for (i = script_items.ga_len; i > 0; --i)
-    {
-	scriptitem_T *si = SCRIPT_ITEM(i);
-
-	// the variables themselves are cleared in evalvars_clear()
-	mnv_free(si->sn_vars);
-
-	mnv_free(si->sn_name);
-	free_imports_and_script_vars(i);
-	free_string_option(si->sn_save_cpo);
-#  ifdef FEAT_PROFILE
-	ga_clear(&si->sn_prl_ga);
-#  endif
-	mnv_free(si->sn_autoload_prefix);
-	mnv_free(si);
-    }
-    ga_clear(&script_items);
-}
-
-    void
-free_autoload_scriptnames(void)
-{
-    ga_clear_strings(&ga_loaded);
-}
-# endif
-
-    linenr_T
-get_sourced_lnum(
-	char_u *(*fgetline)(int, void *, int, getline_opt_T),
-	void *cookie)
-{
-    return fgetline == getsourceline
-			? ((source_cookie_T *)cookie)->sourcing_lnum
-			: SOURCING_LNUM;
-}
-
-/*
- * Return a List of script-local functions defined in the script with id
- * 'sid'.
- */
-    static list_T *
-get_script_local_funcs(scid_T sid)
-{
-    hashtab_T	*functbl;
-    hashitem_T	*hi;
-    long_u	todo;
-    list_T	*l;
-
-    l = list_alloc();
-    if (l == NULL)
-	return NULL;
-
-    // Iterate through all the functions in the global function hash table
-    // looking for functions with script ID 'sid'.
-    functbl = func_tbl_get();
-    todo = functbl->ht_used;
-    FOR_ALL_HASHTAB_ITEMS(functbl, hi, todo)
-    {
-	ufunc_T	*fp;
-
-	if (HASHITEM_EMPTY(hi))
-	    continue;
-
-	--todo;
-	fp = HI2UF(hi);
-
-	// Add active functions with script id == 'sid'
-	if (!(fp->uf_flags & FC_DEAD) && (fp->uf_script_ctx.sc_sid == sid))
-	{
-	    char_u	*name;
-
-	    if (fp->uf_name_exp != NULL)
-		name = fp->uf_name_exp;
-	    else
-		name = fp->uf_name;
-
-	    list_append_string(l, name, -1);
-	}
-    }
-
-    return l;
-}
-
-/*
- * getscriptinfo() function
- */
-    void
-f_getscriptinfo(typval_T *argvars, typval_T *rettv)
-{
-    list_T	*l;
-    char_u	*pat = NULL;
-    regmatch_T	regmatch;
-    int		filterpat = FALSE;
-    scid_T	sid = -1;
-
-    if (rettv_list_alloc(rettv) == FAIL)
-	return;
-
-    if (check_for_opt_dict_arg(argvars, 0) == FAIL)
-	return;
-
-    l = rettv->vval.v_list;
-
-    regmatch.regprog = NULL;
-    regmatch.rm_ic = p_ic;
-
-    if (argvars[0].v_type == VAR_DICT)
-    {
-	dictitem_T *sid_di = dict_find(argvars[0].vval.v_dict,
-							   (char_u *)"sid", 3);
-	if (sid_di != NULL)
-	{
-	    int error = FALSE;
-	    sid = tv_get_number_chk(&sid_di->di_tv, &error);
-	    if (error)
-		return;
-	    if (sid <= 0)
-	    {
-		semsg(_(e_invalid_value_for_argument_str_str), "sid",
-						tv_get_string(&sid_di->di_tv));
-		return;
-	    }
-	}
-	else
-	{
-	    pat = dict_get_string(argvars[0].vval.v_dict, "name", TRUE);
-	    if (pat != NULL)
-		regmatch.regprog = mnv_regcomp(pat, RE_MAGIC + RE_STRING);
-	    if (regmatch.regprog != NULL)
-		filterpat = TRUE;
-	}
-    }
-
-    for (varnumber_T i = sid > 0 ? sid : 1;
-		       (i == sid || sid <= 0) && i <= script_items.ga_len; ++i)
-    {
-	scriptitem_T	*si = SCRIPT_ITEM(i);
-	dict_T		*d;
-
-	if (si->sn_name == NULL)
-	    continue;
-
-	if (filterpat && !mnv_regexec(&regmatch, si->sn_name, (colnr_T)0))
-	    continue;
-
-	if ((d = dict_alloc()) == NULL
-		|| list_append_dict(l, d) == FAIL
-		|| dict_add_string(d, "name", si->sn_name) == FAIL
-		|| dict_add_number(d, "sid", i) == FAIL
-		|| dict_add_number(d, "sourced", si->sn_sourced_sid) == FAIL
-		|| dict_add_number(d, "version", si->sn_version) == FAIL
-		|| dict_add_bool(d, "autoload",
-				si->sn_state == SN_STATE_NOT_LOADED) == FAIL)
-	    return;
-
-	// When a script ID is specified, return information about only the
-	// specified script, and add the script-local variables and functions.
-	if (sid > 0)
-	{
-	    dict_T	*var_dict;
-
-	    var_dict = dict_copy(&si->sn_vars->sv_dict, TRUE, TRUE,
-								get_copyID());
-	    if (var_dict == NULL
-		    || dict_add_dict(d, "variables", var_dict) == FAIL
-		    || dict_add_list(d, "functions",
-					get_script_local_funcs(sid)) == FAIL)
-		return;
-	}
-    }
-
-    mnv_regfree(regmatch.regprog);
-    mnv_free(pat);
-}
-
-#endif
-
-    static char_u *
-get_one_sourceline(source_cookie_T *sp)
-{
-    garray_T		ga;
-    int			len;
-    int			c;
-    char_u		*buf;
-#ifdef USE_CRNL
-    int			has_cr;		// CR-LF found
-#endif
-    int			have_read = FALSE;
-
-    // use a growarray to store the sourced line
-    ga_init2(&ga, 1, 250);
-
-    // Loop until there is a finished line (or end-of-file).
-    ++sp->sourcing_lnum;
-    for (;;)
-    {
-	// make room to read at least 120 (more) characters
-	if (ga_grow(&ga, 120) == FAIL)
-	    break;
-	if (sp->source_from_buf)
-	{
-	    if (sp->buf_lnum >= sp->buflines.ga_len)
-		break;		    // all the lines are processed
-	    ga_concat(&ga, ((char_u **)sp->buflines.ga_data)[sp->buf_lnum]);
-	    sp->buf_lnum++;
-	    if (ga_grow(&ga, 1) == FAIL)
-		break;
-	    buf = (char_u *)ga.ga_data;
-	    buf[ga.ga_len++] = NUL;
-	    len = ga.ga_len;
-	}
-	else
-	{
-	    buf = (char_u *)ga.ga_data;
-	    if (fgets((char *)buf + ga.ga_len, ga.ga_maxlen - ga.ga_len,
-			sp->fp) == NULL)
-		break;
-	    len = ga.ga_len + (int)STRLEN(buf + ga.ga_len);
-	}
-#ifdef USE_CRNL
-	// Ignore a trailing CTRL-Z, when in Dos mode.	Only recognize the
-	// CTRL-Z by its own, or after a NL.
-	if (	   (len == 1 || (len >= 2 && buf[len - 2] == '\n'))
-		&& sp->fileformat == EOL_DOS
-		&& buf[len - 1] == Ctrl_Z)
-	{
-	    buf[len - 1] = NUL;
-	    break;
-	}
-#endif
-
-	have_read = TRUE;
-	ga.ga_len = len;
-
-	// If the line was longer than the buffer, read more.
-	if (ga.ga_maxlen - ga.ga_len == 1 && buf[len - 1] != '\n')
-	    continue;
-
-	if (len >= 1 && buf[len - 1] == '\n')	// remove trailing NL
-	{
-#ifdef USE_CRNL
-	    has_cr = (len >= 2 && buf[len - 2] == '\r');
-	    if (sp->fileformat == EOL_UNKNOWN)
-	    {
-		if (has_cr)
-		    sp->fileformat = EOL_DOS;
-		else
-		    sp->fileformat = EOL_UNIX;
-	    }
-
-	    if (sp->fileformat == EOL_DOS)
-	    {
-		if (has_cr)	    // replace trailing CR
-		{
-		    buf[len - 2] = '\n';
-		    --len;
-		    --ga.ga_len;
-		}
-		else	    // lines like ":map xx yy^M" will have failed
-		{
-		    if (!sp->error)
-		    {
-			msg_source(HL_ATTR(HLF_W));
-			emsg(_("W15: Warning: Wrong line separator, ^M may be missing"));
-		    }
-		    sp->error = TRUE;
-		    sp->fileformat = EOL_UNIX;
-		}
-	    }
-#endif
-	    // The '\n' is escaped if there is an odd number of ^V's just
-	    // before it, first set "c" just before the 'V's and then check
-	    // len&c parities (is faster than ((len-c)%2 == 0)) -- Acevedo
-	    for (c = len - 2; c >= 0 && buf[c] == Ctrl_V; c--)
-		;
-	    if ((len & 1) != (c & 1))	// escaped NL, read more
-	    {
-		++sp->sourcing_lnum;
-		continue;
-	    }
-
-	    buf[len - 1] = NUL;		// remove the NL
-	}
-
-	// Check for ^C here now and then, so recursive :so can be broken.
-	line_breakcheck();
-	break;
-    }
-
-    if (have_read)
-	return (char_u *)ga.ga_data;
-
-    mnv_free(ga.ga_data);
-    return NULL;
-}
-
-/*
- * Get one full line from a sourced file.
- * Called by do_cmdline() when it's called from do_source().
- *
- * Return a pointer to the line in allocated memory.
- * Return NULL for end-of-file or some error.
- */
-    char_u *
-getsourceline(
-	int c UNUSED,
-	void *cookie,
-	int indent UNUSED,
-	getline_opt_T options)
-{
-    source_cookie_T	*sp = (source_cookie_T *)cookie;
-    char_u		*line;
-    char_u		*p;
-    int			do_mnv9_all = in_mnv9script()
-					      && options == GETLINE_CONCAT_ALL;
-    int			do_bar_cont = do_mnv9_all
-					 || options == GETLINE_CONCAT_CONTBAR;
-
-#ifdef FEAT_EVAL
-    // If breakpoints have been added/deleted need to check for it.
-    if ((sp->dbg_tick < debug_tick) && !sp->source_from_buf)
-    {
-	sp->breakpoint = dbg_find_breakpoint(TRUE, sp->fname, SOURCING_LNUM);
-	sp->dbg_tick = debug_tick;
-    }
-# ifdef FEAT_PROFILE
-    if (do_profiling == PROF_YES)
-	script_line_end();
-# endif
-#endif
-
-    // Set the current sourcing line number.
-    SOURCING_LNUM = sp->sourcing_lnum + 1;
-
-    // Get current line.  If there is a read-ahead line, use it, otherwise get
-    // one now.  "fp" is NULL if actually using a string.
-    if (sp->finished || (!sp->source_from_buf && sp->fp == NULL))
-	line = NULL;
-    else if (sp->nextline == NULL)
-	line = get_one_sourceline(sp);
-    else
-    {
-	line = sp->nextline;
-	sp->nextline = NULL;
-	++sp->sourcing_lnum;
-    }
-#ifdef FEAT_PROFILE
-    if (line != NULL && do_profiling == PROF_YES)
-	script_line_start();
-#endif
-
-    // Only concatenate lines starting with a \ when 'cpoptions' doesn't
-    // contain the 'C' flag.
-    if (line != NULL && options != GETLINE_NONE
-				      && mnv_strchr(p_cpo, CPO_CONCAT) == NULL)
-    {
-	int comment_char = in_mnv9script() ? '#' : '"';
-
-	// compensate for the one line read-ahead
-	--sp->sourcing_lnum;
-
-	// Get the next line and concatenate it when it starts with a
-	// backslash. We always need to read the next line, keep it in
-	// sp->nextline.
-	/* Also check for a comment in between continuation lines: "\ */
-	// Also check for a MNV9 comment, empty line, line starting with '|',
-	// but not "||".
-	sp->nextline = get_one_sourceline(sp);
-	if (sp->nextline != NULL
-		&& (*(p = skipwhite(sp->nextline)) == '\\'
-			      || (p[0] == comment_char
-						&& p[1] == '\\' && p[2] == ' ')
-			      || (do_mnv9_all && (*p == NUL
-						     || mnv9_comment_start(p)))
-			      || (do_bar_cont && p[0] == '|' && p[1] != '|')))
-	{
-	    garray_T    ga;
-
-	    ga_init2(&ga, sizeof(char_u), 400);
-	    ga_concat(&ga, line);
-	    if (*p == '\\')
-		ga_concat(&ga, p + 1);
-	    else if (*p == '|')
-	    {
-		GA_CONCAT_LITERAL(&ga, " ");
-		ga_concat(&ga, p);
-	    }
-	    for (;;)
-	    {
-		mnv_free(sp->nextline);
-		sp->nextline = get_one_sourceline(sp);
-		if (sp->nextline == NULL)
-		    break;
-		p = skipwhite(sp->nextline);
-		if (*p == '\\' || (do_bar_cont && p[0] == '|' && p[1] != '|'))
-		{
-		    // Adjust the growsize to the current length to speed up
-		    // concatenating many lines.
-		    if (ga.ga_len > 400)
-		    {
-			if (ga.ga_len > 8000)
-			    ga.ga_growsize = 8000;
-			else
-			    ga.ga_growsize = ga.ga_len;
-		    }
-		    if (*p == '\\')
-			ga_concat(&ga, p + 1);
-		    else
-		    {
-			GA_CONCAT_LITERAL(&ga, " ");
-			ga_concat(&ga, p);
-		    }
-		}
-		else if (!(p[0] == (comment_char)
-						&& p[1] == '\\' && p[2] == ' ')
-		     && !(do_mnv9_all && (*p == NUL || mnv9_comment_start(p))))
-		    break;
-		/* drop a # comment or "\ comment line */
-	    }
-	    ga_append(&ga, NUL);
-	    mnv_free(line);
-	    line = ga.ga_data;
-	}
-    }
-
-    if (line != NULL && sp->conv.vc_type != CONV_NONE)
-    {
-	char_u	*s;
-
-	// Convert the encoding of the script line.
-	s = string_convert(&sp->conv, line, NULL);
-	if (s != NULL)
-	{
-	    mnv_free(line);
-	    line = s;
-	}
-    }
-
-#ifdef FEAT_EVAL
-    // Did we encounter a breakpoint?
-    if (!sp->source_from_buf && sp->breakpoint != 0
-	    && sp->breakpoint <= SOURCING_LNUM)
-    {
-	dbg_breakpoint(sp->fname, SOURCING_LNUM);
-	// Find next breakpoint.
-	sp->breakpoint = dbg_find_breakpoint(TRUE, sp->fname, SOURCING_LNUM);
-	sp->dbg_tick = debug_tick;
-    }
-#endif
-
-    return line;
-}
-
-/*
- * Returns TRUE if sourcing a script either from a file or a buffer.
- * Otherwise returns FALSE.
- */
-    int
-sourcing_a_script(exarg_T *eap)
-{
-    return (getline_equal(eap->ea_getline, eap->cookie, getsourceline));
-}
-
-/*
- * ":scriptencoding": Set encoding conversion for a sourced script.
- */
-    void
-ex_scriptencoding(exarg_T *eap)
-{
-    source_cookie_T	*sp;
-    char_u		*name;
-
-    if (!sourcing_a_script(eap))
-    {
-	emsg(_(e_scriptencoding_used_outside_of_sourced_file));
-	return;
-    }
-
-    if (*eap->arg != NUL)
-    {
-	name = enc_canonize(eap->arg);
-	if (name == NULL)	// out of memory
-	    return;
-    }
-    else
-	name = eap->arg;
-
-    // Setup for conversion from the specified encoding to 'encoding'.
-    sp = (source_cookie_T *)getline_cookie(eap->ea_getline, eap->cookie);
-    convert_setup(&sp->conv, name, p_enc);
-
-    if (name != eap->arg)
-	mnv_free(name);
-}
-
-/*
- * ":scriptversion": Set MNV script version for a sourced script.
- */
-    void
-ex_scriptversion(exarg_T *eap UNUSED)
-{
-    int		nr;
-
-    if (!sourcing_a_script(eap))
-    {
-	emsg(_(e_scriptversion_used_outside_of_sourced_file));
-	return;
-    }
-    if (in_mnv9script())
-    {
-	emsg(_(e_cannot_use_scriptversion_after_mnv9script));
-	return;
-    }
-
-    nr = getdigits(&eap->arg);
-    if (nr == 0 || *eap->arg != NUL)
-	emsg(_(e_invalid_argument));
-    else if (nr > SCRIPT_VERSION_MAX)
-	semsg(_(e_scriptversion_not_supported_nr), nr);
-    else
-    {
-	current_sctx.sc_version = nr;
-#ifdef FEAT_EVAL
-	SCRIPT_ITEM(current_sctx.sc_sid)->sn_version = nr;
-#endif
-    }
-}
-
-#if defined(FEAT_EVAL)
-/*
- * ":finish": Mark a sourced file as finished.
- */
-    void
-ex_finish(exarg_T *eap)
-{
-    if (sourcing_a_script(eap))
-	do_finish(eap, FALSE);
-    else
-	emsg(_(e_finish_used_outside_of_sourced_file));
-}
-
-/*
- * Mark a sourced file as finished.  Possibly makes the ":finish" pending.
- * Also called for a pending finish at the ":endtry" or after returning from
- * an extra do_cmdline().  "reanimate" is used in the latter case.
- */
-    void
-do_finish(exarg_T *eap, int reanimate)
-{
-    int		idx;
-
-    if (reanimate)
-	((source_cookie_T *)getline_cookie(eap->ea_getline,
-					      eap->cookie))->finished = FALSE;
-
-    // Cleanup (and inactivate) conditionals, but stop when a try conditional
-    // not in its finally clause (which then is to be executed next) is found.
-    // In this case, make the ":finish" pending for execution at the ":endtry".
-    // Otherwise, finish normally.
-    idx = cleanup_conditionals(eap->cstack, 0, TRUE);
-    if (idx >= 0)
-    {
-	eap->cstack->cs_pending[idx] = CSTP_FINISH;
-	report_make_pending(CSTP_FINISH, NULL);
-    }
-    else
-	((source_cookie_T *)getline_cookie(eap->ea_getline,
-					       eap->cookie))->finished = TRUE;
-}
-
-
-/*
- * Return TRUE when a sourced file had the ":finish" command: Don't give error
- * message for missing ":endif".
- * Return FALSE when not sourcing a file.
- */
-    int
-source_finished(
-    char_u	*(*fgetline)(int, void *, int, getline_opt_T),
-    void	*cookie)
-{
-    return (getline_equal(fgetline, cookie, getsourceline)
-	    && ((source_cookie_T *)getline_cookie(
-						fgetline, cookie))->finished);
-}
-
-/*
- * Find the path of a script below the "autoload" directory.
- * Returns NULL if there is no "/autoload/" in the script name.
- */
-    static char_u *
-script_name_after_autoload(scriptitem_T *si)
-{
-    char_u	*p = si->sn_name;
-    char_u	*res = NULL;
-
-    for (;;)
-    {
-	char_u *n = (char_u *)strstr((char *)p, "autoload");
-
-	if (n == NULL)
-	    break;
-	if (n > p && mnv_ispathsep(n[-1]) && mnv_ispathsep(n[8]))
-	    res = n + 9;
-	p = n + 8;
-    }
-    return res;
-}
-
-/*
- * For an autoload script "autoload/dir/script.mnv" return the prefix
- * "dir#script#" in allocated memory.
- * Returns NULL if anything is wrong.
- */
-    char_u *
-get_autoload_prefix(scriptitem_T *si)
-{
-    char_u *p = script_name_after_autoload(si);
-    char_u *prefix;
-
-    if (p == NULL)
-	return NULL;
-    prefix = mnv_strsave(p);
-    if (prefix == NULL)
-	return NULL;
-
-    // replace all '/' with '#' and locate ".mnv" at the end
-    for (p = prefix; *p != NUL; p += mb_ptr2len(p))
-    {
-	if (mnv_ispathsep(*p))
-	    *p = '#';
-	else if (STRCMP(p, ".mnv") == 0)
-	{
-	    p[0] = '#';
-	    p[1] = NUL;
-	    return prefix;
-	}
-    }
-
-    // did not find ".mnv" at the end
-    mnv_free(prefix);
-    return NULL;
-}
-
-/*
- * If in a MNV9 autoload script return "name" with the autoload prefix for the
- * script.  If successful the returned name is allocated.
- * Otherwise it returns "name" unmodified.
- */
-    char_u *
-may_prefix_autoload(char_u *name)
-{
-    if (!SCRIPT_ID_VALID(current_sctx.sc_sid))
-	return name;
-
-    scriptitem_T *si = SCRIPT_ITEM(current_sctx.sc_sid);
-
-    if (si->sn_autoload_prefix == NULL)
-	return name;
-
-    char_u  *basename = name;
-    size_t  len;
-    char_u  *res;
-
-    if (*name == K_SPECIAL)
-    {
-	char_u *p = mnv_strchr(name, '_');
-
-	// skip over "<SNR>99_"
-	if (p != NULL)
-	    basename = p + 1;
-    }
-
-    len = STRLEN(si->sn_autoload_prefix) + STRLEN(basename) + 2;
-    res = alloc(len);
-    if (res == NULL)
-	return NULL;
-
-    mnv_snprintf((char *)res, len, "%s%s", si->sn_autoload_prefix, basename);
-    return res;
-}
-
-/*
- * Return the autoload script name for a function or variable name.
- * Returns NULL when out of memory.
- * Caller must make sure that "name" contains AUTOLOAD_CHAR.
- */
-    char_u *
-autoload_name(char_u *name)
-{
-    char_u	*p, *q = NULL;
-    char_u	*scriptname;
-
-    // Get the script file name: replace '#' with '/', append ".mnv".
-    scriptname = alloc(STRLEN(name) + 14);
-    if (scriptname == NULL)
-	return NULL;
-    STRCPY(scriptname, "autoload/");
-    STRCAT(scriptname, name[0] == 'g' && name[1] == ':' ? name + 2: name);
-    for (p = scriptname + 9; (p = mnv_strchr(p, AUTOLOAD_CHAR)) != NULL;
-								    q = p, ++p)
-	*p = '/';
-    STRCPY(q, ".mnv");
-    return scriptname;
-}
-
-/*
- * If "name" has a package name try autoloading the script for it.
- * Return TRUE if a package was loaded.
- */
-    int
-script_autoload(
-    char_u	*name,
-    int		reload)	    // load script again when already loaded
-{
-    char_u	*p;
-    char_u	*scriptname, *tofree;
-    int		ret = FALSE;
-    int		i;
-    int		ret_sid;
-
-    // If the name starts with "<SNR>123_" then "123" is the script ID.
-    if (name[0] == K_SPECIAL && name[1] == KS_EXTRA && name[2] == KE_SNR)
-    {
-	p = name + 3;
-	ret_sid = (int)getdigits(&p);
-	if (*p == '_' && SCRIPT_ID_VALID(ret_sid))
-	{
-	    may_load_script(ret_sid, &ret);
-	    return ret;
-	}
-    }
-
-    // If there is no '#' after name[0] there is no package name.
-    p = mnv_strchr(name, AUTOLOAD_CHAR);
-    if (p == NULL || p == name)
-	return FALSE;
-
-    tofree = scriptname = autoload_name(name);
-    if (scriptname == NULL)
-	return FALSE;
-
-    // Find the name in the list of previously loaded package names.  Skip
-    // "autoload/", it's always the same.
-    for (i = 0; i < ga_loaded.ga_len; ++i)
-	if (STRCMP(((char_u **)ga_loaded.ga_data)[i] + 9, scriptname + 9) == 0)
-	    break;
-    if (!reload && i < ga_loaded.ga_len)
-	ret = FALSE;	    // was loaded already
-    else
-    {
-	// Remember the name if it wasn't loaded already.
-	if (i == ga_loaded.ga_len && ga_grow(&ga_loaded, 1) == OK)
-	{
-	    ((char_u **)ga_loaded.ga_data)[ga_loaded.ga_len++] = scriptname;
-	    tofree = NULL;
-	}
-
-	// Try loading the package from $MNVRUNTIME/autoload/<name>.mnv
-	// Use "ret_sid" to avoid loading the same script again.
-	if (source_in_path(p_rtp, scriptname, DIP_START, &ret_sid) == OK)
-	    ret = TRUE;
-    }
-
-    mnv_free(tofree);
-    return ret;
-}
-#endif