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pg_upgrade: Improve invalid option handling

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Currently, calling pg_upgrade with an invalid command-line option
aborts pg_upgrade but leaves a pg_upgrade_internal.log file lying
around.  Reorder things a bit so that that file is not created until
all the options have been parsed.

Discussion: https://www.postgresql.org/message-id/24c8bd05-aed1-6301-919d-8acbabdb8c24@2ndquadrant.com
This commit is contained in:
Peter Eisentraut 2019-06-19 21:43:31 +02:00
parent dfd79e2d0e
commit aba78ab4a9
1 changed files with 9 additions and 7 deletions
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16
src/bin/pg_upgrade/option.c
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@ -101,9 +101,6 @@ parseCommandLine(int argc, char *argv[])
if (os_user_effective_id == 0)
pg_fatal("%s: cannot be run as root\n", os_info.progname);
if ((log_opts.internal = fopen_priv(INTERNAL_LOG_FILE, "a")) == NULL)
pg_fatal("could not write to log file \"%s\"\n", INTERNAL_LOG_FILE);
while ((option = getopt_long(argc, argv, "d:D:b:B:cj:ko:O:p:P:rs:U:v",
long_options, &optindex)) != -1)
{
@ -205,7 +202,6 @@ parseCommandLine(int argc, char *argv[])
break;
case 'v':
pg_log(PG_REPORT, "Running in verbose mode\n");
log_opts.verbose = true;
break;
@ -214,12 +210,18 @@ parseCommandLine(int argc, char *argv[])
break;
default:
pg_fatal("Try \"%s --help\" for more information.\n",
os_info.progname);
break;
fprintf(stderr, _("Try \"%s --help\" for more information.\n"),
os_info.progname);
exit(1);
}
}
if ((log_opts.internal = fopen_priv(INTERNAL_LOG_FILE, "a")) == NULL)
pg_fatal("could not write to log file \"%s\"\n", INTERNAL_LOG_FILE);
if (log_opts.verbose)
pg_log(PG_REPORT, "Running in verbose mode\n");
/* label start of upgrade in logfiles */
for (filename = output_files; *filename != NULL; filename++)
{