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authorLibravatar Junio C Hamano <gitster@pobox.com>2008-02-20 16:13:19 -0800
committerLibravatar Junio C Hamano <gitster@pobox.com>2008-02-20 16:13:19 -0800
commitc0284cea3149cb20e24ee5e25b475e5f8edba84f (patch)
treec00aefb7e15c7130dc795fb63e81c7a5b194f19a /compat
parentMerge branch 'jc/setup' (diff)
parentAdd compat/fopen.c which returns NULL on attempt to open directory (diff)
downloadtgif-c0284cea3149cb20e24ee5e25b475e5f8edba84f.tar.xz
Merge branch 'bc/fopen'
* bc/fopen: Add compat/fopen.c which returns NULL on attempt to open directory
Diffstat (limited to 'compat')
-rw-r--r--compat/fopen.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/compat/fopen.c b/compat/fopen.c
new file mode 100644
index 0000000000..ccb9e89fa4
--- /dev/null
+++ b/compat/fopen.c
@@ -0,0 +1,26 @@
+#include "../git-compat-util.h"
+#undef fopen
+FILE *git_fopen(const char *path, const char *mode)
+{
+ FILE *fp;
+ struct stat st;
+
+ if (mode[0] == 'w' || mode[0] == 'a')
+ return fopen(path, mode);
+
+ if (!(fp = fopen(path, mode)))
+ return NULL;
+
+ if (fstat(fileno(fp), &st)) {
+ fclose(fp);
+ return NULL;
+ }
+
+ if (S_ISDIR(st.st_mode)) {
+ fclose(fp);
+ errno = EISDIR;
+ return NULL;
+ }
+
+ return fp;
+}