From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from localhost (fantadrom.bsd.lv [local]) by fantadrom.bsd.lv (OpenSMTPD) with ESMTPA id 5187a022 for ; Sun, 10 Mar 2019 04:24:03 -0500 (EST) Date: Sun, 10 Mar 2019 04:24:03 -0500 (EST) X-Mailinglist: mandoc-source Reply-To: source@mandoc.bsd.lv MIME-Version: 1.0 From: schwarze@mandoc.bsd.lv To: source@mandoc.bsd.lv Subject: mandoc: Automatically detect whether diff(1) supports the -a option. X-Mailer: activitymail 1.26, http://search.cpan.org/dist/activitymail/ Content-Type: text/plain; charset=utf-8 Message-ID: Log Message: ----------- Automatically detect whether diff(1) supports the -a option. Useful on illumos and on Oracle Solaris, where it doesn't. Patch written based on a report from Sevan Janiyan. Modified Files: -------------- mandoc/regress: regress.pl Revision Data ------------- Index: regress.pl =================================================================== RCS file: /home/cvs/mandoc/mandoc/regress/regress.pl,v retrieving revision 1.9 retrieving revision 1.10 diff -Lregress/regress.pl -Lregress/regress.pl -u -p -r1.9 -r1.10 --- regress/regress.pl +++ regress/regress.pl @@ -27,6 +27,7 @@ use IPC::Open3 qw(open3); # Define this at one place such that it can easily be changed # if diff(1) does not support the -a option. my @diff = qw(diff -au); +system @diff, '/dev/null', '/dev/null' and @diff = qw(diff -u); # --- utility functions ------------------------------------------------ -- To unsubscribe send an email to source+unsubscribe@mandoc.bsd.lv