Add config short option -c

3 files changed, 27 insertions, 15 deletions

diff --git a/colorize.1 b/colorize.1
index 45a3ef0..02ffe2e 100644
--- a/colorize.1
+++ b/colorize.1
@@ -1,4 +1,4 @@
-.TH COLORIZE 1 "2019-08-27" "colorize v0.64" "User Commands"
+.TH COLORIZE 1 "2019-09-01" "colorize v0.64" "User Commands"
 .SH NAME
 colorize \- colorize text on terminal with ANSI escape sequences
 .SH SYNOPSIS
@@ -40,7 +40,7 @@ clean text from color escape sequences emitted by colorize
 .BR \-\-clean\-all
 clean text from all valid color escape sequences
 .TP
-.BR \-\-config=\fIPATH\fR
+.BR \-c ", " \-\-config=\fIPATH\fR
 alternate configuration file location
 .TP
 .BR \-\-exclude\-random=\fICOLOR\fR
diff --git a/colorize.c b/colorize.c
index bf7e3d6..147e684 100644
--- a/colorize.c
+++ b/colorize.c
@@ -488,6 +488,10 @@ print_tstamp (FILE *log)
 }
 #endif
 
+#define DUP_CONFIG()               \
+    *conf_file = xstrdup (optarg); \
+    break;
+
 #define PRINT_HELP_EXIT() \
     print_help ();        \
     exit (EXIT_SUCCESS);
@@ -502,7 +506,7 @@ static void
 process_opts (int argc, char **argv, char **conf_file)
 {
     int opt;
-    while ((opt = getopt_long (argc, argv, "hV", long_opts, NULL)) != -1)
+    while ((opt = getopt_long (argc, argv, "c:hV", long_opts, NULL)) != -1)
       {
         switch (opt)
           {
@@ -520,8 +524,7 @@ process_opts (int argc, char **argv, char **conf_file)
                     clean_all = true;
                     break;
                   case OPT_CONFIG:
-                    *conf_file = xstrdup (optarg);
-                    break;
+                    DUP_CONFIG ();
                   case OPT_EXCLUDE_RANDOM:
                     opts_set |= OPT_EXCLUDE_RANDOM_SET;
                     opts_arg.exclude_random = xstrdup (optarg);
@@ -537,6 +540,8 @@ process_opts (int argc, char **argv, char **conf_file)
                     ABORT_TRACE ();
                 }
               break;
+            case 'c':
+              DUP_CONFIG ();
             case 'h':
               PRINT_HELP_EXIT ();
             case 'V':
@@ -799,7 +804,7 @@ print_help (void)
     };
     const struct opt_data opts_data[] = {
         { "attr",           NULL, "=ATTR1,ATTR2,..." },
-        { "config",         NULL, "=PATH"            },
+        { "config",         "c",  "=PATH"            },
         { "exclude-random", NULL, "=COLOR"           },
         { "help",           "h",  NULL               },
         { "version",        "V",  NULL               },
@@ -839,9 +844,12 @@ print_help (void)
         if (opt_data)
           {
             if (opt_data->short_opt)
-              printf ("\t\t-%s, --%s\n", opt_data->short_opt, opt->name);
+              printf ("\t\t-%s, --%s", opt_data->short_opt, opt->name);
             else
-              printf ("\t\t    --%s%s\n", opt->name, opt_data->arg);
+              printf ("\t\t    --%s", opt->name);
+            if (opt_data->arg)
+              printf ("%s", opt_data->arg);
+            printf ("\n");
           }
         else
           printf ("\t\t    --%s\n", opt->name);
diff --git a/t/conf/param.t b/t/conf/param.t
index 3fe5436..520df2b 100755
--- a/t/conf/param.t
+++ b/t/conf/param.t
@@ -8,7 +8,7 @@ use Colorize::Common qw(:defaults $write_to_tmpfile);
 use File::Temp qw(tmpnam);
 use Test::More;
 
-my $tests = 1;
+my $tests = 2;
 
 my $conf = <<'EOT';
 attr=bold
@@ -16,6 +16,14 @@ color=blue
 omit-color-empty=yes
 EOT
 
+my $expected = <<"EOT";
+\e[1;34mfoo\e[0m
+
+\e[1;34mbar\e[0m
+
+\e[1;34mbaz\e[0m
+EOT
+
 plan tests => $tests;
 
 SKIP: {
@@ -35,13 +43,9 @@ EOT
     print {$fh} $conf;
     close($fh);
 
-    is(qx($program --config=$conf_file $infile), <<"EOT", 'config param');
-\e[1;34mfoo\e[0m
-
-\e[1;34mbar\e[0m
+    is(qx($program -c $conf_file $infile),       $expected, 'short option');
+    is(qx($program --config=$conf_file $infile), $expected, 'long option');
 
-\e[1;34mbaz\e[0m
-EOT
     unlink $program;
     unlink $conf_file;
 }