spawn: support chdir via -C option

[public-inbox.git] / lib / PublicInbox / SpawnPP.pm

diff --git a/lib/PublicInbox/SpawnPP.pm b/lib/PublicInbox/SpawnPP.pm
index 2ac02c564c76e36b24353f1b32d85e3677c0c9ad..cd682a6b6e006aeee72c390f70f9277a4b72946d 100644 (file)
--- a/lib/PublicInbox/SpawnPP.pm
+++ b/lib/PublicInbox/SpawnPP.pm
@@ -9,8 +9,8 @@ use warnings;
 use POSIX qw(dup2 :signal_h);
 
 # Pure Perl implementation for folks that do not use Inline::C
-sub pi_fork_exec ($$$$$) {
-       my ($redir, $f, $cmd, $env, $rlim) = @_;
+sub pi_fork_exec ($$$$$$) {
+       my ($redir, $f, $cmd, $env, $rlim, $cd) = @_;
        my $old = POSIX::SigSet->new();
        my $set = POSIX::SigSet->new();
        $set->fillset or die "fillset failed: $!";
@@ -33,6 +33,9 @@ sub pi_fork_exec ($$$$$) {
                        dup2($parent_fd, $child_fd) or
                                die "dup2($parent_fd, $child_fd): $!\n";
                }
+               if ($cd ne '') {
+                       chdir $cd or die "chdir $cd: $!";
+               }
                if ($ENV{MOD_PERL}) {
                        exec which('env'), '-i', @$env, @$cmd;
                        die "exec env -i ... $cmd->[0] failed: $!\n";