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file.c: rb_file_load_ok: GC+retry on EMFILE/ENFILE/ENOMEM

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`require' should make a best effort to avoid failure on
recoverable resource exhaustion errors.
This commit is contained in:
Eric Wong 2023-02-15 03:19:14 +00:00 committed by Eric Wong
parent 15ef2b2d7c
commit 3376eca80a
1 changed files with 5 additions and 1 deletions
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6
file.c
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@ -6374,7 +6374,11 @@ rb_file_load_ok(const char *path)
#endif
0);
int fd = rb_cloexec_open(path, mode, 0);
if (fd == -1) return 0;
if (fd < 0) {
if (!rb_gc_for_fd(errno)) return 0;
fd = rb_cloexec_open(path, mode, 0);
if (fd < 0) return 0;
}
rb_update_max_fd(fd);
ret = ruby_is_fd_loadable(fd);
(void)close(fd);