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| author | Peter Eisentraut <peter@eisentraut.org> | 2023-12-06 10:11:36 +0100 |
|---|---|---|
| committer | Peter Eisentraut <peter@eisentraut.org> | 2023-12-06 10:11:36 +0100 |
| commit | 52e98d45023027de0fa8e4eee2d53e2c20185812 (patch) | |
| tree | 8e198cc1709bb9e7e78b1f790bf0972b793445f9 | |
| parent | 7636725b922c8cd68f21d040f3542d3bce9c68a4 (diff) | |
| download | postgresql-52e98d45023027de0fa8e4eee2d53e2c20185812.tar.gz postgresql-52e98d45023027de0fa8e4eee2d53e2c20185812.zip | |
Use signal-safe functions in signal handler
According to signal-safety(7), exit(3) and puts(3) are not safe to call
in a signal handler.
Author: Tristan Partin <tristan@neon.tech>
Discussion: https://www.postgresql.org/message-id/flat/CTVDKVZCCVSY.1XQ87UL50KQRD%40gonk
| -rw-r--r-- | src/bin/pg_test_fsync/pg_test_fsync.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/bin/pg_test_fsync/pg_test_fsync.c b/src/bin/pg_test_fsync/pg_test_fsync.c index f56e494f70f..f109aa57174 100644 --- a/src/bin/pg_test_fsync/pg_test_fsync.c +++ b/src/bin/pg_test_fsync/pg_test_fsync.c @@ -602,8 +602,8 @@ signal_cleanup(SIGNAL_ARGS) if (needs_unlink) unlink(filename); /* Finish incomplete line on stdout */ - puts(""); - exit(1); + write(STDOUT_FILENO, "\n", 1); + _exit(1); } #ifdef HAVE_FSYNC_WRITETHROUGH |