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-rw-r--r--git-compat-util.h70
1 files changed, 65 insertions, 5 deletions
diff --git a/git-compat-util.h b/git-compat-util.h
index 878d83dd08..919b7f1ade 100644
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -7,7 +7,7 @@
/*
* See if our compiler is known to support flexible array members.
*/
-#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
+#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && (!defined(__SUNPRO_C) || (__SUNPRO_C > 0x580))
# define FLEX_ARRAY /* empty */
#elif defined(__GNUC__)
# if (__GNUC__ >= 3)
@@ -39,13 +39,29 @@
/* Approximation of the length of the decimal representation of this type. */
#define decimal_length(x) ((int)(sizeof(x) * 2.56 + 0.5) + 1)
-#if !defined(__APPLE__) && !defined(__FreeBSD__) && !defined(__USLC__) && !defined(_M_UNIX)
+#if defined(__sun__)
+ /*
+ * On Solaris, when _XOPEN_EXTENDED is set, its header file
+ * forces the programs to be XPG4v2, defeating any _XOPEN_SOURCE
+ * setting to say we are XPG5 or XPG6. Also on Solaris,
+ * XPG6 programs must be compiled with a c99 compiler, while
+ * non XPG6 programs must be compiled with a pre-c99 compiler.
+ */
+# if __STDC_VERSION__ - 0 >= 199901L
+# define _XOPEN_SOURCE 600
+# else
+# define _XOPEN_SOURCE 500
+# endif
+#elif !defined(__APPLE__) && !defined(__FreeBSD__) && !defined(__USLC__) && !defined(_M_UNIX)
#define _XOPEN_SOURCE 600 /* glibc2 and AIX 5.3L need 500, OpenBSD needs 600 for S_ISLNK() */
+#ifndef __sun__
#define _XOPEN_SOURCE_EXTENDED 1 /* AIX 5.3L needs this */
#endif
+#endif
#define _ALL_SOURCE 1
#define _GNU_SOURCE 1
#define _BSD_SOURCE 1
+#define _NETBSD_SOURCE 1
#include <unistd.h>
#include <stdio.h>
@@ -96,6 +112,13 @@
#include "compat/mingw.h"
#endif /* __MINGW32__ */
+#ifndef NO_LIBGEN_H
+#include <libgen.h>
+#else
+#define basename gitbasename
+extern char *gitbasename(char *);
+#endif
+
#ifndef NO_ICONV
#include <iconv.h>
#endif
@@ -166,7 +189,7 @@ static inline const char *skip_prefix(const char *str, const char *prefix)
return strncmp(str, prefix, len) ? NULL : str + len;
}
-#ifdef NO_MMAP
+#if defined(NO_MMAP) || defined(USE_WIN32_MMAP)
#ifndef PROT_READ
#define PROT_READ 1
@@ -180,13 +203,19 @@ static inline const char *skip_prefix(const char *str, const char *prefix)
extern void *git_mmap(void *start, size_t length, int prot, int flags, int fd, off_t offset);
extern int git_munmap(void *start, size_t length);
+#else /* NO_MMAP || USE_WIN32_MMAP */
+
+#include <sys/mman.h>
+
+#endif /* NO_MMAP || USE_WIN32_MMAP */
+
+#ifdef NO_MMAP
+
/* This value must be multiple of (pagesize * 2) */
#define DEFAULT_PACKED_GIT_WINDOW_SIZE (1 * 1024 * 1024)
#else /* NO_MMAP */
-#include <sys/mman.h>
-
/* This value must be multiple of (pagesize * 2) */
#define DEFAULT_PACKED_GIT_WINDOW_SIZE \
(sizeof(void*) >= 8 \
@@ -225,6 +254,11 @@ extern int gitsetenv(const char *, const char *, int);
extern char *gitmkdtemp(char *);
#endif
+#ifdef NO_MKSTEMPS
+#define mkstemps gitmkstemps
+extern int gitmkstemps(char *, int);
+#endif
+
#ifdef NO_UNSETENV
#define unsetenv gitunsetenv
extern void gitunsetenv(const char *);
@@ -388,4 +422,30 @@ void git_qsort(void *base, size_t nmemb, size_t size,
# define FORCE_DIR_SET_GID 0
#endif
+#ifdef NO_NSEC
+#undef USE_NSEC
+#define ST_CTIME_NSEC(st) 0
+#define ST_MTIME_NSEC(st) 0
+#else
+#ifdef USE_ST_TIMESPEC
+#define ST_CTIME_NSEC(st) ((unsigned int)((st).st_ctimespec.tv_nsec))
+#define ST_MTIME_NSEC(st) ((unsigned int)((st).st_mtimespec.tv_nsec))
+#else
+#define ST_CTIME_NSEC(st) ((unsigned int)((st).st_ctim.tv_nsec))
+#define ST_MTIME_NSEC(st) ((unsigned int)((st).st_mtim.tv_nsec))
+#endif
+#endif
+
+#ifdef UNRELIABLE_FSTAT
+#define fstat_is_reliable() 0
+#else
+#define fstat_is_reliable() 1
+#endif
+
+/*
+ * Preserves errno, prints a message, but gives no warning for ENOENT.
+ * Always returns the return value of unlink(2).
+ */
+int unlink_or_warn(const char *path);
+
#endif