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authorMichael Paquier2024-03-12 01:02:54 +0000
committerMichael Paquier2024-03-12 01:02:54 +0000
commit2c8118ee5d980e11f73683fcda2329c323aa381e (patch)
tree7527eb2a94bc9cc8821ff9afba62e03918dff351 /src/test
parent3045324214467dd3f0bef31f6f33562b9eb93aa3 (diff)
Use printf's %m format instead of strerror(errno) in more places
Most callers of strerror() are removed from the backend code. The remaining callers require special handling with a saved errno from a previous system call. The frontend code still needs strerror() where error states need to be handled outside of fprintf. Note that pg_regress is not changed to use %m as the TAP output may clobber errno, since those functions call fprintf() and friends before evaluating the format string. Support for %m in src/port/snprintf.c has been added in d6c55de1f99a, hence all the stable branches currently supported include it. Author: Dagfinn Ilmari Mannsåker Discussion: https://postgr.es/m/87sf13jhuw.fsf@wibble.ilmari.org
Diffstat (limited to 'src/test')
-rw-r--r--src/test/isolation/isolationtester.c2
-rw-r--r--src/test/modules/libpq_pipeline/libpq_pipeline.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/src/test/isolation/isolationtester.c b/src/test/isolation/isolationtester.c
index 0a66235153a..ed110f740f1 100644
--- a/src/test/isolation/isolationtester.c
+++ b/src/test/isolation/isolationtester.c
@@ -871,7 +871,7 @@ try_complete_step(TestSpec *testspec, PermutationStep *pstep, int flags)
{
if (errno == EINTR)
continue;
- fprintf(stderr, "select failed: %s\n", strerror(errno));
+ fprintf(stderr, "select failed: %m\n");
exit(1);
}
else if (ret == 0) /* select() timeout: check for lock wait */
diff --git a/src/test/modules/libpq_pipeline/libpq_pipeline.c b/src/test/modules/libpq_pipeline/libpq_pipeline.c
index 97f8febf929..c6c7b1c3a17 100644
--- a/src/test/modules/libpq_pipeline/libpq_pipeline.c
+++ b/src/test/modules/libpq_pipeline/libpq_pipeline.c
@@ -492,7 +492,7 @@ test_nosync(PGconn *conn)
tv.tv_usec = 0;
if (select(sock + 1, &input_mask, NULL, NULL, &tv) < 0)
{
- fprintf(stderr, "select() failed: %s\n", strerror(errno));
+ fprintf(stderr, "select() failed: %m\n");
exit_nicely(conn);
}
if (FD_ISSET(sock, &input_mask) && PQconsumeInput(conn) != 1)
@@ -943,7 +943,7 @@ test_pipelined_insert(PGconn *conn, int n_rows)
if (select(sock + 1, &input_mask, &output_mask, NULL, NULL) < 0)
{
- fprintf(stderr, "select() failed: %s\n", strerror(errno));
+ fprintf(stderr, "select() failed: %m\n");
exit_nicely(conn);
}