general-functions.pl: Read output first before we wait for the process to terminate

When generating IPS reports, the reporter could not write to the output,
therefore blocked and the CGI script timed out.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

diff --git a/config/cfgroot/general-functions.pl b/config/cfgroot/general-functions.pl
index 94d0e74406de2b0441b8c4333cbff4c78b61b227..1c3374d867ffb79120ccf55906eb28eb5e06dc2c 100644 (file)
--- a/config/cfgroot/general-functions.pl
+++ b/config/cfgroot/general-functions.pl
@@ -66,13 +66,13 @@ sub system_output($) {
                die "Could not execute @command: $!";
        }
 
-       waitpid($pid, 0);
-
        while (<OUTPUT>) {
                push(@output, $_);
        }
        close(OUTPUT);
 
+       waitpid($pid, 0);
+
        return @output;
 }