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| author | Eric Wong <e@80x24.org> | 2017-07-15 20:55:40 +0200 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2017-07-17 23:52:16 +0200 |
| commit | 9fb9495dae744098a6eb16f62b4876c87b2c773f (patch) | |
| tree | bd4652321688c09f0c09aa442d88d43632c7e9fd | |
| parent | git_open_cloexec(): use fcntl(2) w/ FD_CLOEXEC fallback (diff) | |
| download | git-9fb9495dae744098a6eb16f62b4876c87b2c773f.tar.xz git-9fb9495dae744098a6eb16f62b4876c87b2c773f.zip | |
set FD_CLOEXEC properly when O_CLOEXEC is not supported
FD_CLOEXEC only applies to the file descriptor, so it needs to be
manipuluated via F_GETFD/F_SETFD. F_GETFL/F_SETFL are for file
description flags.
Verified via strace with o_cloexec set to zero.
Signed-off-by: Eric Wong <e@80x24.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to '')
| -rw-r--r-- | sha1_file.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sha1_file.c b/sha1_file.c index 64e1a21fc6..5e3b6e411a 100644 --- a/sha1_file.c +++ b/sha1_file.c @@ -1571,14 +1571,14 @@ int git_open_cloexec(const char *name, int flags) fd = open(name, flags | o_cloexec); } -#if defined(F_GETFL) && defined(F_SETFL) && defined(FD_CLOEXEC) +#if defined(F_GETFD) && defined(F_SETFD) && defined(FD_CLOEXEC) { static int fd_cloexec = FD_CLOEXEC; if (!o_cloexec && 0 <= fd && fd_cloexec) { /* Opened w/o O_CLOEXEC? try with fcntl(2) to add it */ - int flags = fcntl(fd, F_GETFL); - if (fcntl(fd, F_SETFL, flags | fd_cloexec)) + int flags = fcntl(fd, F_GETFD); + if (fcntl(fd, F_SETFD, flags | fd_cloexec)) fd_cloexec = 0; } } |