Merge branch 'j6t/mingw'

[git.git] / git-compat-util.h

diff --git a/git-compat-util.h b/git-compat-util.h
index 51823ae7afc032be0026e7029adeea76df63eb28..545df5924247c9d4ffe700db6c158715561f6a62 100644 (file)
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -268,161 +268,18 @@ static inline char *gitstrchrnul(const char *s, int c)
 
 extern void release_pack_memory(size_t, int);
 
-static inline char* xstrdup(const char *str)
-{
-       char *ret = strdup(str);
-       if (!ret) {
-               release_pack_memory(strlen(str) + 1, -1);
-               ret = strdup(str);
-               if (!ret)
-                       die("Out of memory, strdup failed");
-       }
-       return ret;
-}
-
-static inline void *xmalloc(size_t size)
-{
-       void *ret = malloc(size);
-       if (!ret && !size)
-               ret = malloc(1);
-       if (!ret) {
-               release_pack_memory(size, -1);
-               ret = malloc(size);
-               if (!ret && !size)
-                       ret = malloc(1);
-               if (!ret)
-                       die("Out of memory, malloc failed");
-       }
-#ifdef XMALLOC_POISON
-       memset(ret, 0xA5, size);
-#endif
-       return ret;
-}
-
-/*
- * xmemdupz() allocates (len + 1) bytes of memory, duplicates "len" bytes of
- * "data" to the allocated memory, zero terminates the allocated memory,
- * and returns a pointer to the allocated memory. If the allocation fails,
- * the program dies.
- */
-static inline void *xmemdupz(const void *data, size_t len)
-{
-       char *p = xmalloc(len + 1);
-       memcpy(p, data, len);
-       p[len] = '\0';
-       return p;
-}
-
-static inline char *xstrndup(const char *str, size_t len)
-{
-       char *p = memchr(str, '\0', len);
-       return xmemdupz(str, p ? p - str : len);
-}
-
-static inline void *xrealloc(void *ptr, size_t size)
-{
-       void *ret = realloc(ptr, size);
-       if (!ret && !size)
-               ret = realloc(ptr, 1);
-       if (!ret) {
-               release_pack_memory(size, -1);
-               ret = realloc(ptr, size);
-               if (!ret && !size)
-                       ret = realloc(ptr, 1);
-               if (!ret)
-                       die("Out of memory, realloc failed");
-       }
-       return ret;
-}
-
-static inline void *xcalloc(size_t nmemb, size_t size)
-{
-       void *ret = calloc(nmemb, size);
-       if (!ret && (!nmemb || !size))
-               ret = calloc(1, 1);
-       if (!ret) {
-               release_pack_memory(nmemb * size, -1);
-               ret = calloc(nmemb, size);
-               if (!ret && (!nmemb || !size))
-                       ret = calloc(1, 1);
-               if (!ret)
-                       die("Out of memory, calloc failed");
-       }
-       return ret;
-}
-
-static inline void *xmmap(void *start, size_t length,
-       int prot, int flags, int fd, off_t offset)
-{
-       void *ret = mmap(start, length, prot, flags, fd, offset);
-       if (ret == MAP_FAILED) {
-               if (!length)
-                       return NULL;
-               release_pack_memory(length, fd);
-               ret = mmap(start, length, prot, flags, fd, offset);
-               if (ret == MAP_FAILED)
-                       die("Out of memory? mmap failed: %s", strerror(errno));
-       }
-       return ret;
-}
-
-/*
- * xread() is the same a read(), but it automatically restarts read()
- * operations with a recoverable error (EAGAIN and EINTR). xread()
- * DOES NOT GUARANTEE that "len" bytes is read even if the data is available.
- */
-static inline ssize_t xread(int fd, void *buf, size_t len)
-{
-       ssize_t nr;
-       while (1) {
-               nr = read(fd, buf, len);
-               if ((nr < 0) && (errno == EAGAIN || errno == EINTR))
-                       continue;
-               return nr;
-       }
-}
-
-/*
- * xwrite() is the same a write(), but it automatically restarts write()
- * operations with a recoverable error (EAGAIN and EINTR). xwrite() DOES NOT
- * GUARANTEE that "len" bytes is written even if the operation is successful.
- */
-static inline ssize_t xwrite(int fd, const void *buf, size_t len)
-{
-       ssize_t nr;
-       while (1) {
-               nr = write(fd, buf, len);
-               if ((nr < 0) && (errno == EAGAIN || errno == EINTR))
-                       continue;
-               return nr;
-       }
-}
-
-static inline int xdup(int fd)
-{
-       int ret = dup(fd);
-       if (ret < 0)
-               die("dup failed: %s", strerror(errno));
-       return ret;
-}
-
-static inline FILE *xfdopen(int fd, const char *mode)
-{
-       FILE *stream = fdopen(fd, mode);
-       if (stream == NULL)
-               die("Out of memory? fdopen failed: %s", strerror(errno));
-       return stream;
-}
-
-static inline int xmkstemp(char *template)
-{
-       int fd;
-
-       fd = mkstemp(template);
-       if (fd < 0)
-               die("Unable to create temporary file: %s", strerror(errno));
-       return fd;
-}
+extern char *xstrdup(const char *str);
+extern void *xmalloc(size_t size);
+extern void *xmemdupz(const void *data, size_t len);
+extern char *xstrndup(const char *str, size_t len);
+extern void *xrealloc(void *ptr, size_t size);
+extern void *xcalloc(size_t nmemb, size_t size);
+extern void *xmmap(void *start, size_t length, int prot, int flags, int fd, off_t offset);
+extern ssize_t xread(int fd, void *buf, size_t len);
+extern ssize_t xwrite(int fd, const void *buf, size_t len);
+extern int xdup(int fd);
+extern FILE *xfdopen(int fd, const char *mode);
+extern int xmkstemp(char *template);
 
 static inline size_t xsize_t(off_t len)
 {