diff options
Diffstat (limited to 'usr.bin/lockf/lockf.c')
| -rw-r--r-- | usr.bin/lockf/lockf.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/usr.bin/lockf/lockf.c b/usr.bin/lockf/lockf.c index 6ca317887cb1..8b0a13e3ca0f 100644 --- a/usr.bin/lockf/lockf.c +++ b/usr.bin/lockf/lockf.c @@ -38,7 +38,7 @@ #include <sysexits.h> #include <unistd.h> -static int acquire_lock(const char *name, int flags); +static int acquire_lock(const char *name, int flags, int silent); static void cleanup(void); static void killed(int sig); static void timeout(int sig); @@ -125,13 +125,14 @@ main(int argc, char **argv) * avoiding the separate step of waiting for the lock. This * yields fairness and improved performance. */ - lockfd = acquire_lock(lockname, flags | O_NONBLOCK); + lockfd = acquire_lock(lockname, flags | O_NONBLOCK, silent); while (lockfd == -1 && !timed_out && waitsec != 0) { if (keep) - lockfd = acquire_lock(lockname, flags); + lockfd = acquire_lock(lockname, flags, silent); else { wait_for_lock(lockname); - lockfd = acquire_lock(lockname, flags | O_NONBLOCK); + lockfd = acquire_lock(lockname, flags | O_NONBLOCK, + silent); } } if (waitsec > 0) @@ -168,15 +169,18 @@ main(int argc, char **argv) * on success, or -1 on failure. */ static int -acquire_lock(const char *name, int flags) +acquire_lock(const char *name, int flags, int silent) { int fd; if ((fd = open(name, O_EXLOCK|flags, 0666)) == -1) { if (errno == EAGAIN || errno == EINTR) return (-1); - else if (errno == ENOENT && (flags & O_CREAT) == 0) - err(EX_UNAVAILABLE, "%s", name); + else if (errno == ENOENT && (flags & O_CREAT) == 0) { + if (!silent) + warn("%s", name); + exit(EX_UNAVAILABLE); + } err(EX_CANTCREAT, "cannot open %s", name); } return (fd); |