diff options
| -rw-r--r-- | src/bin/initdb/initdb.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/bin/initdb/initdb.c b/src/bin/initdb/initdb.c index ec3b5e1876c..acaae029806 100644 --- a/src/bin/initdb/initdb.c +++ b/src/bin/initdb/initdb.c @@ -3523,6 +3523,15 @@ main(int argc, char *argv[]) char *effective_user; char bin_dir[MAXPGPATH]; + /* + * Ensure that buffering behavior of stdout and stderr matches what it is + * in interactive usage (at least on most platforms). This prevents + * unexpected output ordering when, eg, output is redirected to a file. + * POSIX says we must do this before any other usage of these files. + */ + setvbuf(stdout, NULL, _IOLBF, 0); + setvbuf(stderr, NULL, _IONBF, 0); + progname = get_progname(argv[0]); set_pglocale_pgservice(argv[0], PG_TEXTDOMAIN("initdb")); |