diff options
Diffstat (limited to 'modules/gnu.c')
| -rw-r--r-- | modules/gnu.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/modules/gnu.c b/modules/gnu.c index 5650c727..665b57cb 100644 --- a/modules/gnu.c +++ b/modules/gnu.c @@ -731,7 +731,8 @@ M4BUILTIN_HANDLER (esyscmd) m4_error (context, EXIT_FAILURE, errno, me, _("cannot read pipe to command %s"), quotearg_style (locale_quoting_style, cmd)); - status = wait_subprocess (child, caller, false, false, true, false, + errno = 0; + status = wait_subprocess (child, caller, false, true, true, false, &sig_status); if (sig_status) { |