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| author | Paul Eggert <eggert@cs.ucla.edu> | 2012-09-22 00:34:52 -0700 |
|---|---|---|
| committer | Paul Eggert <eggert@cs.ucla.edu> | 2012-09-22 00:34:52 -0700 |
| commit | 01108e3f4567db222a7e6e2ed9c484506b491dba (patch) | |
| tree | 7d9e97fc0ec3c59d980d94421dd18fd8a71805fb /src/emacs.c | |
| parent | 471333800df6aefbdc4044a39b1808c1d01404d5 (diff) | |
| download | emacs-01108e3f4567db222a7e6e2ed9c484506b491dba.tar.gz | |
* emacs.c (shut_down_emacs): Don't assume stderr is buffered,
or that fprintf is async-signal-safe. POSIX doesn't require
either assumption.
Diffstat (limited to 'src/emacs.c')
| -rw-r--r-- | src/emacs.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/emacs.c b/src/emacs.c index d4b52ab64ea..a483f3848cf 100644 --- a/src/emacs.c +++ b/src/emacs.c @@ -27,6 +27,8 @@ along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ #include <sys/file.h> #include <unistd.h> +#include <ignore-value.h> + #include "lisp.h" #ifdef HAVE_WINDOW_SYSTEM @@ -2012,7 +2014,12 @@ shut_down_emacs (int sig, Lisp_Object stuff) { reset_all_sys_modes (); if (sig && sig != SIGTERM) - fprintf (stderr, "Fatal error %d: %s", sig, strsignal (sig)); + { + char buf[100]; + int buflen = snprintf (buf, sizeof buf, "Fatal error %d: %s", + sig, strsignal (sig)); + ignore_value (write (STDERR_FILENO, buf, buflen)); + } } } #else |