Move _POSIX_C_SOURCE define before first stdlib.h include in zbuild.h for posix_memalign.

15 files changed, 11 insertions, 56 deletions

diff --git a/test/example.c b/test/example.c
index 3963fc2f9f..33232dedda 100644
--- a/test/example.c
+++ b/test/example.c
@@ -12,9 +12,6 @@
 #include "deflate.h"
 
 #include <stdio.h>
-
-#include <string.h>
-#include <stdlib.h>
 #include <stdarg.h>
 #include <inttypes.h>
 
diff --git a/test/fuzz/fuzzer_checksum.c b/test/fuzz/fuzzer_checksum.c
index 5874bb5335..e2002d5167 100644
--- a/test/fuzz/fuzzer_checksum.c
+++ b/test/fuzz/fuzzer_checksum.c
@@ -1,9 +1,5 @@
 #include <stdio.h>
-#include <stddef.h>
-#include <stdint.h>
-#include <string.h>
 #include <assert.h>
-#include <stdlib.h>
 
 #include "zbuild.h"
 #ifdef ZLIB_COMPAT
diff --git a/test/fuzz/fuzzer_compress.c b/test/fuzz/fuzzer_compress.c
index 11fb19f0f3..71cdf99ecf 100644
--- a/test/fuzz/fuzzer_compress.c
+++ b/test/fuzz/fuzzer_compress.c
@@ -1,9 +1,5 @@
 #include <stdio.h>
-#include <stddef.h>
-#include <stdint.h>
-#include <string.h>
 #include <assert.h>
-#include <stdlib.h>
 
 #include "zbuild.h"
 #ifdef ZLIB_COMPAT
diff --git a/test/fuzz/fuzzer_example_dict.c b/test/fuzz/fuzzer_example_dict.c
index 65df26a646..053a3e101a 100644
--- a/test/fuzz/fuzzer_example_dict.c
+++ b/test/fuzz/fuzzer_example_dict.c
@@ -1,9 +1,5 @@
 #include <stdio.h>
-#include <stddef.h>
-#include <stdint.h>
-#include <string.h>
 #include <assert.h>
-#include <stdlib.h>
 
 #include "zbuild.h"
 #ifdef ZLIB_COMPAT
diff --git a/test/fuzz/fuzzer_example_large.c b/test/fuzz/fuzzer_example_large.c
index 864b84126a..4114597218 100644
--- a/test/fuzz/fuzzer_example_large.c
+++ b/test/fuzz/fuzzer_example_large.c
@@ -1,8 +1,5 @@
 #include <stdio.h>
-#include <stddef.h>
-#include <string.h>
 #include <assert.h>
-#include <stdlib.h>
 #include <inttypes.h>
 
 #include "zbuild.h"
diff --git a/test/fuzz/fuzzer_example_small.c b/test/fuzz/fuzzer_example_small.c
index a4547feaf1..e59c720835 100644
--- a/test/fuzz/fuzzer_example_small.c
+++ b/test/fuzz/fuzzer_example_small.c
@@ -1,9 +1,5 @@
 #include <stdio.h>
-#include <stddef.h>
-#include <stdint.h>
-#include <string.h>
 #include <assert.h>
-#include <stdlib.h>
 
 #include "zbuild.h"
 #ifdef ZLIB_COMPAT
diff --git a/test/fuzz/fuzzer_minigzip.c b/test/fuzz/fuzzer_minigzip.c
index 0c7a79a7d7..819148d2b3 100644
--- a/test/fuzz/fuzzer_minigzip.c
+++ b/test/fuzz/fuzzer_minigzip.c
@@ -12,9 +12,6 @@
  * real thing.
  */
 
-#define _POSIX_SOURCE 1  /* This file needs POSIX for fileno(). */
-#define _POSIX_C_SOURCE 200112  /* For snprintf(). */
-
 #include "zbuild.h"
 #ifdef ZLIB_COMPAT
 #  include "zlib.h"
@@ -23,8 +20,6 @@
 #endif
 #include <stdio.h>
 #include <assert.h>
-#include <string.h>
-#include <stdlib.h>
 
 #ifdef USE_MMAP
 #  include <sys/types.h>
diff --git a/test/fuzz/standalone_fuzz_target_runner.c b/test/fuzz/standalone_fuzz_target_runner.c
index 49f5e7fa19..810a56072f 100644
--- a/test/fuzz/standalone_fuzz_target_runner.c
+++ b/test/fuzz/standalone_fuzz_target_runner.c
@@ -1,6 +1,5 @@
 #include <assert.h>
 #include <stdio.h>
-#include <stdlib.h>
 
 #include "zbuild.h"
 
diff --git a/test/minideflate.c b/test/minideflate.c
index f82cfcc302..2ea280f21a 100644
--- a/test/minideflate.c
+++ b/test/minideflate.c
@@ -3,15 +3,8 @@
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
-#define _POSIX_SOURCE 1  /* This file needs POSIX for fileno(). */
-#define _POSIX_C_SOURCE 200112  /* For snprintf(). */
-
 #include <stdio.h>
-#include <stddef.h>
-#include <stdint.h>
-#include <string.h>
 #include <assert.h>
-#include <stdlib.h>
 
 #include "zbuild.h"
 #ifdef ZLIB_COMPAT
@@ -272,7 +265,7 @@ int main(int argc, char **argv) {
         } else if (argv[i][0] == '-') {
             show_help();
             return 64;   /* EX_USAGE */
-        } else 
+        } else
             break;
     }
 
diff --git a/test/minigzip.c b/test/minigzip.c
index e2e4bad3b3..34fc664309 100644
--- a/test/minigzip.c
+++ b/test/minigzip.c
@@ -12,9 +12,6 @@
  * real thing.
  */
 
-#define _POSIX_SOURCE 1
-#define _POSIX_C_SOURCE 200112  /* For snprintf(). */
-
 #include "zbuild.h"
 #ifdef ZLIB_COMPAT
 #  include "zlib.h"
diff --git a/test/switchlevels.c b/test/switchlevels.c
index 1e1fb00a5c..a065dbcff0 100644
--- a/test/switchlevels.c
+++ b/test/switchlevels.c
@@ -2,8 +2,6 @@
  * Each chunk is compressed with a user-specified level.
  */
 
-#define _POSIX_SOURCE 1  /* This file needs POSIX for fileno(). */
-
 #include "zbuild.h"
 #ifdef ZLIB_COMPAT
 #  include "zlib.h"
@@ -12,8 +10,6 @@
 #endif
 
 #include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
 
 #if defined(_WIN32) || defined(__CYGWIN__)
 #  include <fcntl.h>
diff --git a/test/test_adler32.c b/test/test_adler32.c
index 38f890956f..56e8c0ca11 100644
--- a/test/test_adler32.c
+++ b/test/test_adler32.c
@@ -4,10 +4,6 @@
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-
 #include "zbuild.h"
 #ifdef ZLIB_COMPAT
 #  include "zlib.h"
@@ -15,6 +11,8 @@
 #  include "zlib-ng.h"
 #endif
 
+#include <stdio.h>
+
 typedef struct {
     uint32_t line;
     uint32_t adler;
diff --git a/test/test_crc32.c b/test/test_crc32.c
index 6d112c4a66..83718eb0bc 100644
--- a/test/test_crc32.c
+++ b/test/test_crc32.c
@@ -5,10 +5,6 @@
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-
 #include "zbuild.h"
 #ifdef ZLIB_COMPAT
 #  include "zlib.h"
@@ -16,6 +12,8 @@
 #  include "zlib-ng.h"
 #endif
 
+#include <stdio.h>
+
 typedef struct {
     uint32_t line;
     unsigned long crc;
diff --git a/zbuild.h b/zbuild.h
index 9430ba34f2..d2b6a922dd 100644
--- a/zbuild.h
+++ b/zbuild.h
@@ -1,6 +1,11 @@
 #ifndef _ZBUILD_H
 #define _ZBUILD_H
 
+#define _POSIX_SOURCE 1  /* fileno */
+#ifndef _POSIX_C_SOURCE
+#  define _POSIX_C_SOURCE 200112L /* snprintf, posix_memalign */
+#endif
+
 #include <stddef.h>
 #include <string.h>
 #include <stdlib.h>
diff --git a/zutil_p.h b/zutil_p.h
index 55f00611b3..fdfb4438a9 100644
--- a/zutil_p.h
+++ b/zutil_p.h
@@ -1,14 +1,10 @@
 /* zutil_p.h -- Private inline functions used internally in zlib-ng
- *
+ * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
 #ifndef ZUTIL_P_H
 #define ZUTIL_P_H
 
-#if defined(HAVE_POSIX_MEMALIGN) && !defined(_POSIX_C_SOURCE)
-#  define _POSIX_C_SOURCE 200112L  /* For posix_memalign(). */
-#endif
-
 #if defined(__APPLE__) || defined(HAVE_POSIX_MEMALIGN)
 #  include <stdlib.h>
 #elif defined(__FreeBSD__)