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Diffstat (limited to 'compat/fopen.c')
-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;
+}