X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=git-compat-util.h;h=c353b276f0464714a4c0220b20df6318a374e28e;hb=50b4e0c178777a27164eb67676593255a9cbd035;hp=0c98c9937df14bfa8be4f58cae84aa16029be883;hpb=c2f3bf071ee90b01f2d629921bb04c4f798f02fa;p=git.git

diff --git a/git-compat-util.h b/git-compat-util.h
index 0c98c993..c353b276 100644
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -63,6 +63,8 @@ extern char *gitstrcasestr(const char *haystack, const char *needle);
 static inline void *xmalloc(size_t size)
 {
 	void *ret = malloc(size);
+	if (!ret && !size)
+		ret = malloc(1);
 	if (!ret)
 		die("Out of memory, malloc failed");
 	return ret;
@@ -71,6 +73,8 @@ static inline void *xmalloc(size_t size)
 static inline void *xrealloc(void *ptr, size_t size)
 {
 	void *ret = realloc(ptr, size);
+	if (!ret && !size)
+		ret = realloc(ptr, 1);
 	if (!ret)
 		die("Out of memory, realloc failed");
 	return ret;
@@ -79,6 +83,8 @@ static inline void *xrealloc(void *ptr, size_t size)
 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)
 		die("Out of memory, calloc failed");
 	return ret;