From 2c48648ab0c9cfadaa7f68123e84e986f12d2741 Mon Sep 17 00:00:00 2001 From: Eric Wong Date: Mon, 12 Dec 2022 11:40:54 +0000 Subject: use `%m' for *printf rather than strerror(errno) FreeBSD, glibc both support it, as do minimalist libcs such as uClibc and musl. --- mwrap_core.h | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/mwrap_core.h b/mwrap_core.h index 6d498c1..179f136 100644 --- a/mwrap_core.h +++ b/mwrap_core.h @@ -826,8 +826,7 @@ static void dump_destructor(void) dump_fd = open(dump_path, O_CLOEXEC|O_WRONLY|O_APPEND|O_CREAT, 0666); if (dump_fd < 0) { - fprintf(stderr, "open %s failed: %s\n", dump_path, - strerror(errno)); + fprintf(stderr, "open %s failed: %m\n", dump_path); goto out; } } @@ -850,8 +849,7 @@ static void dump_destructor(void) a.fp = fdopen(dump_fd, modes[i]); if (!a.fp) { - fprintf(stderr, "failed to open fd=%d: %s\n", - dump_fd, strerror(errno)); + fprintf(stderr, "failed to open fd=%d: %m\n", dump_fd); goto out; } /* we'll leak some memory here, but this is a destructor */ @@ -948,7 +946,7 @@ __attribute__((constructor)) static void mwrap_ctor(void) h->real = h; call_rcu(&h->as.dead, free_hdr_rcu); } else - fprintf(stderr, "malloc failed: %s\n", strerror(errno)); + fprintf(stderr, "malloc: %m\n"); h1d_start(); CHECK(int, 0, pthread_sigmask(SIG_SETMASK, &old, NULL)); -- cgit v1.2.3-24-ge0c7