Sync with 2.32.7

[thirdparty/git.git] / apply.c

diff --git a/apply.c b/apply.c
index 98505d1bfea01b36e0be9ec5e7f747c02db5764a..81ac28fd7430dfd9bc511193e7973c8453d86439 100644 (file)
--- a/apply.c
+++ b/apply.c
@@ -4582,7 +4582,7 @@ static int write_out_one_reject(struct apply_state *state, struct patch *patch)
        FILE *rej;
        char namebuf[PATH_MAX];
        struct fragment *frag;
-       int cnt = 0;
+       int fd, cnt = 0;
        struct strbuf sb = STRBUF_INIT;
 
        for (cnt = 0, frag = patch->fragments; frag; frag = frag->next) {
@@ -4622,7 +4622,17 @@ static int write_out_one_reject(struct apply_state *state, struct patch *patch)
        memcpy(namebuf, patch->new_name, cnt);
        memcpy(namebuf + cnt, ".rej", 5);
 
-       rej = fopen(namebuf, "w");
+       fd = open(namebuf, O_CREAT | O_EXCL | O_WRONLY, 0666);
+       if (fd < 0) {
+               if (errno != EEXIST)
+                       return error_errno(_("cannot open %s"), namebuf);
+               if (unlink(namebuf))
+                       return error_errno(_("cannot unlink '%s'"), namebuf);
+               fd = open(namebuf, O_CREAT | O_EXCL | O_WRONLY, 0666);
+               if (fd < 0)
+                       return error_errno(_("cannot open %s"), namebuf);
+       }
+       rej = fdopen(fd, "w");
        if (!rej)
                return error_errno(_("cannot open %s"), namebuf);