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| author | Sami Kerola | 2017-06-24 18:01:22 +0200 |
|---|---|---|
| committer | Sami Kerola | 2017-07-15 23:02:53 +0200 |
| commit | 31f85fce55523c1ca3650a227edc0c22f87cab60 (patch) | |
| tree | 3334ae05124c1781c685cf08516d8bba63ce8010 /sys-utils/ldattach.c | |
| parent | reset: remove script from the package (diff) | |
| download | kernel-qcow2-util-linux-31f85fce55523c1ca3650a227edc0c22f87cab60.tar.gz kernel-qcow2-util-linux-31f85fce55523c1ca3650a227edc0c22f87cab60.tar.xz kernel-qcow2-util-linux-31f85fce55523c1ca3650a227edc0c22f87cab60.zip | |
ldattach: simplify debugging function when vwarnx(3) is available
The vwarnx(3) is probably not available in all libc implementations, in such
cases use the earlier printout as a fallback.
Signed-off-by: Sami Kerola <kerolasa@iki.fi>
Diffstat (limited to 'sys-utils/ldattach.c')
| -rw-r--r-- | sys-utils/ldattach.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sys-utils/ldattach.c b/sys-utils/ldattach.c index eb04b5e33..d33d68535 100644 --- a/sys-utils/ldattach.c +++ b/sys-utils/ldattach.c @@ -137,11 +137,15 @@ static void dbg(char *fmt, ...) if (debug == 0) return; fflush(NULL); - fprintf(stderr, "%s: ", program_invocation_short_name); va_start(args, fmt); +#ifdef HAVE_VWARNX + vwarnx(fmt, args); +#else + fprintf(stderr, "%s: ", program_invocation_short_name); vfprintf(stderr, fmt, args); - va_end(args); fprintf(stderr, "\n"); +#endif + va_end(args); fflush(NULL); return; } @@ -252,7 +256,7 @@ static int my_cfsetspeed(struct termios *ts, int speed) static void handler(int s) { - dbg("got SIG %i -> exiting\n", s); + dbg("got SIG %i -> exiting", s); exit(EXIT_SUCCESS); } |