Add compat/fopen.c which returns NULL on attempt to open directory
Some systems do not fail as expected when fread et al. are called on
a directory stream. Replace fopen on such systems which will fail
when the supplied path is a directory.
Signed-off-by: Brandon Casey <casey@nrlssc.navy.mil>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/git-compat-util.h b/git-compat-util.h
index 4df90cb..46d5e93 100644
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -204,6 +204,11 @@
const void *needle, size_t needlelen);
#endif
+#ifdef FREAD_READS_DIRECTORIES
+#define fopen(a,b) git_fopen(a,b)
+extern FILE *git_fopen(const char*, const char*);
+#endif
+
#ifdef __GLIBC_PREREQ
#if __GLIBC_PREREQ(2, 1)
#define HAVE_STRCHRNUL
