diff options
Diffstat (limited to 'write_or_die.c')
| -rw-r--r-- | write_or_die.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/write_or_die.c b/write_or_die.c index d45b536021..b50f99a936 100644 --- a/write_or_die.c +++ b/write_or_die.c @@ -1,5 +1,15 @@ #include "cache.h" +static void check_pipe(int err) +{ + if (err == EPIPE) { + signal(SIGPIPE, SIG_DFL); + raise(SIGPIPE); + /* Should never happen, but just in case... */ + exit(141); + } +} + /* * Some cases use stdio, but want to flush after the write * to get error handling (and to get better interactive @@ -34,13 +44,7 @@ void maybe_flush_or_die(FILE *f, const char *desc) return; } if (fflush(f)) { - /* - * On Windows, EPIPE is returned only by the first write() - * after the reading end has closed its handle; subsequent - * write()s return EINVAL. - */ - if (errno == EPIPE || errno == EINVAL) - exit(0); + check_pipe(errno); die_errno("write failure on '%s'", desc); } } @@ -55,8 +59,7 @@ void fsync_or_die(int fd, const char *msg) void write_or_die(int fd, const void *buf, size_t count) { if (write_in_full(fd, buf, count) < 0) { - if (errno == EPIPE) - exit(0); + check_pipe(errno); die_errno("write error"); } } @@ -64,8 +67,7 @@ void write_or_die(int fd, const void *buf, size_t count) int write_or_whine_pipe(int fd, const void *buf, size_t count, const char *msg) { if (write_in_full(fd, buf, count) < 0) { - if (errno == EPIPE) - exit(0); + check_pipe(errno); fprintf(stderr, "%s: write error (%s)\n", msg, strerror(errno)); return 0; |