$ openarena > openarena.log
$ cat openarena.log | grep -i error
^1Error: file match.c, line 24: file matchh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/sarge_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/sarge_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/ayumi_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/ayumi_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/kyonshi_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/kyonshi_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
$ openarena > openarena.log
$ cat openarena.log | grep -i error
^1Error: file match.c, line 24: file matchh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/sarge_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/sarge_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/ayumi_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/ayumi_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/kyonshi_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found
^1Error: file bots/kyonshi_c.c, line 24: file charsh" not found
^1Error: file bots/default_c.c, line 24: file charsh" not found