Mercurial > hg > index.fcgi > rcg > rcg-1
changeset 16:74cf5cfa3ec1
rcg.c: add usage help statement
author | paulo@thepaulopc |
---|---|
date | Thu, 18 Nov 2010 00:31:44 -0800 |
parents | acf12a2e872d |
children | e618a3ff2027 |
files | rcg.c |
diffstat | 1 files changed, 18 insertions(+), 1 deletions(-) [+] |
line diff
1.1 --- a/rcg.c Fri Nov 12 00:13:48 2010 -0800 1.2 +++ b/rcg.c Thu Nov 18 00:31:44 2010 -0800 1.3 @@ -86,7 +86,24 @@ 1.4 1.5 Exit_code args_error() 1.6 { 1.7 - fprintf(stderr, "Invalid or nonexistent argument. \n"); 1.8 + char *usage = "\ 1.9 +Usage: rcg [options] <PATTERN> \n\ 1.10 +\n\ 1.11 +Options: \n\ 1.12 + -l, --line Highlight whole line \n\ 1.13 + -B, --bold Bold \n\ 1.14 + -b <color> Background color \n\ 1.15 + -f <color> Foreground color \n\ 1.16 +\n\ 1.17 +<color> can be one of the following: \n\ 1.18 +"; 1.19 + 1.20 + fprintf(stdout, usage); 1.21 + 1.22 + Colors *c; 1.23 + for (c = COLORS; c->name; c++) 1.24 + fprintf(stdout, " %s \n", c->name); 1.25 + 1.26 return EXIT_ARGS_ERROR; 1.27 } 1.28