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author | Peter Stephenson <pws@users.sourceforge.net> | 2010-02-26 12:09:20 +0000 |
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committer | Peter Stephenson <pws@users.sourceforge.net> | 2010-02-26 12:09:20 +0000 |
commit | 07b6256d8ea03805dd8a24c184bf455ee31d6115 (patch) | |
tree | 98e16977e063db6d46c7b13e4b82c3cef3978dd9 /Src/Modules | |
parent | ecc7dc91f639a5849ba2983786d932007f7a0773 (diff) | |
download | zsh-07b6256d8ea03805dd8a24c184bf455ee31d6115.tar.gz zsh-07b6256d8ea03805dd8a24c184bf455ee31d6115.tar.xz zsh-07b6256d8ea03805dd8a24c184bf455ee31d6115.zip |
27756: add OS file locking to calendar
add errflag test to loop over fcntl()
Diffstat (limited to 'Src/Modules')
-rw-r--r-- | Src/Modules/system.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Src/Modules/system.c b/Src/Modules/system.c index 93796128b..f6a21d160 100644 --- a/Src/Modules/system.c +++ b/Src/Modules/system.c @@ -463,6 +463,8 @@ bin_zsystem_flock(char *nam, char **args, UNUSED(Options ops), UNUSED(int func)) if (timeout > 0) { time_t end = time(NULL) + (time_t)timeout; while (fcntl(flock_fd, F_SETLK, &lck) < 0) { + if (errflag) + return 1; if (errno != EINTR && errno != EACCES && errno != EAGAIN) { zwarnnam(nam, "failed to lock file %s: %e", args[0], errno); return 1; @@ -473,6 +475,8 @@ bin_zsystem_flock(char *nam, char **args, UNUSED(Options ops), UNUSED(int func)) } } else { while (fcntl(flock_fd, F_SETLKW, &lck) < 0) { + if (errflag) + return 1; if (errno == EINTR) continue; zwarnnam(nam, "failed to lock file %s: %e", args[0], errno); |