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-rw-r--r--read-cache.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/read-cache.c b/read-cache.c
index 38d67faf70..db5d910642 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -156,7 +156,14 @@ void fill_stat_cache_info(struct cache_entry *ce, struct stat *st)
static int ce_compare_data(const struct cache_entry *ce, struct stat *st)
{
int match = -1;
- int fd = open(ce->name, O_RDONLY);
+ static int cloexec = O_CLOEXEC;
+ int fd = open(ce->name, O_RDONLY | cloexec);
+
+ if ((cloexec & O_CLOEXEC) && fd < 0 && errno == EINVAL) {
+ /* Try again w/o O_CLOEXEC: the kernel might not support it */
+ cloexec &= ~O_CLOEXEC;
+ fd = open(ce->name, O_RDONLY | cloexec);
+ }
if (fd >= 0) {
unsigned char sha1[20];