Merge branch 'jt/http-redact-cookies' into maint
[git.git] / builtin / stripspace.c
blobbdf032886912bb768cf3528efbffab4fe3029a58
1 #include "builtin.h"
2 #include "cache.h"
3 #include "config.h"
4 #include "parse-options.h"
5 #include "strbuf.h"
7 static void comment_lines(struct strbuf *buf)
9 char *msg;
10 size_t len;
12 msg = strbuf_detach(buf, &len);
13 strbuf_add_commented_lines(buf, msg, len);
14 free(msg);
17 static const char * const stripspace_usage[] = {
18 N_("git stripspace [-s | --strip-comments]"),
19 N_("git stripspace [-c | --comment-lines]"),
20 NULL
23 enum stripspace_mode {
24 STRIP_DEFAULT = 0,
25 STRIP_COMMENTS,
26 COMMENT_LINES
29 int cmd_stripspace(int argc, const char **argv, const char *prefix)
31 struct strbuf buf = STRBUF_INIT;
32 enum stripspace_mode mode = STRIP_DEFAULT;
34 const struct option options[] = {
35 OPT_CMDMODE('s', "strip-comments", &mode,
36 N_("skip and remove all lines starting with comment character"),
37 STRIP_COMMENTS),
38 OPT_CMDMODE('c', "comment-lines", &mode,
39 N_("prepend comment character and space to each line"),
40 COMMENT_LINES),
41 OPT_END()
44 argc = parse_options(argc, argv, prefix, options, stripspace_usage, 0);
45 if (argc)
46 usage_with_options(stripspace_usage, options);
48 if (mode == STRIP_COMMENTS || mode == COMMENT_LINES) {
49 setup_git_directory_gently(NULL);
50 git_config(git_default_config, NULL);
53 if (strbuf_read(&buf, 0, 1024) < 0)
54 die_errno("could not read the input");
56 if (mode == STRIP_DEFAULT || mode == STRIP_COMMENTS)
57 strbuf_stripspace(&buf, mode == STRIP_COMMENTS);
58 else
59 comment_lines(&buf);
61 write_or_die(1, buf.buf, buf.len);
62 strbuf_release(&buf);
63 return 0;