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| author | Alejandro Colomar <alx@kernel.org> | 2025-08-19 17:48:50 +0200 |
|---|---|---|
| committer | Alejandro Colomar <alx@kernel.org> | 2025-08-20 18:14:03 +0200 |
| commit | 0e7a39804a3c017a209117fc2243c6cbb543dede (patch) | |
| tree | 91e0b287d8b826d668c3d8118347f07cc8b8964a /man/man3/pthread_sigmask.3 | |
| parent | e2d3f14fe40ad90a1fedf0fcd27e6cc896c49a7a (diff) | |
| download | man-pages-0e7a39804a3c.tar.gz | |
man/: EXAMPLES: Use err(3) and errc(3bsd) instead of similar macros
These functions are quite portable. And if one doesn't have them for
some reason (but libbsd has been ported to many systems), one can write
them easily as macros, anyway.
Signed-off-by: Alejandro Colomar <alx@kernel.org>
Diffstat (limited to 'man/man3/pthread_sigmask.3')
| -rw-r--r-- | man/man3/pthread_sigmask.3 | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/man/man3/pthread_sigmask.3 b/man/man3/pthread_sigmask.3 index 2175e3a97d..bf9ad38008 100644 --- a/man/man3/pthread_sigmask.3 +++ b/man/man3/pthread_sigmask.3 @@ -95,6 +95,7 @@ Signal handling thread got signal 10 \& .\" SRC BEGIN (pthread_sigmask.c) .EX +#include <err.h> #include <errno.h> #include <pthread.h> #include <signal.h> @@ -104,9 +105,6 @@ Signal handling thread got signal 10 \& /* Simple error handling functions */ \& -#define handle_error_en(en, msg) \[rs] - do { errno = en; perror(msg); exit(EXIT_FAILURE); } while (0) -\& static void * sig_thread(void *arg) { @@ -116,7 +114,7 @@ sig_thread(void *arg) for (;;) { s = sigwait(set, &sig); if (s != 0) - handle_error_en(s, "sigwait"); + errc(EXIT_FAILURE, s, "sigwait"); printf("Signal handling thread got signal %d\[rs]n", sig); } } @@ -136,11 +134,11 @@ main(void) sigaddset(&set, SIGUSR1); s = pthread_sigmask(SIG_BLOCK, &set, NULL); if (s != 0) - handle_error_en(s, "pthread_sigmask"); + errc(EXIT_FAILURE, s, "pthread_sigmask"); \& s = pthread_create(&thread, NULL, &sig_thread, &set); if (s != 0) - handle_error_en(s, "pthread_create"); + errc(EXIT_FAILURE, s, "pthread_create"); \& /* Main thread carries on to create other threads and/or do other work. */ |