diff options
Diffstat (limited to 'builtin-check-ref-format.c')
| -rw-r--r-- | builtin-check-ref-format.c | 40 |
1 files changed, 39 insertions, 1 deletions
diff --git a/builtin-check-ref-format.c b/builtin-check-ref-format.c index f9381e07ea..b106c65d80 100644 --- a/builtin-check-ref-format.c +++ b/builtin-check-ref-format.c @@ -7,8 +7,37 @@ #include "builtin.h" #include "strbuf.h" +static const char builtin_check_ref_format_usage[] = +"git check-ref-format [--print] <refname>\n" +" or: git check-ref-format --branch <branchname-shorthand>"; + +/* + * Replace each run of adjacent slashes in src with a single slash, + * and write the result to dst. + * + * This function is similar to normalize_path_copy(), but stripped down + * to meet check_ref_format's simpler needs. + */ +static void collapse_slashes(char *dst, const char *src) +{ + char ch; + char prev = '\0'; + + while ((ch = *src++) != '\0') { + if (prev == '/' && ch == prev) + continue; + + *dst++ = ch; + prev = ch; + } + *dst = '\0'; +} + int cmd_check_ref_format(int argc, const char **argv, const char *prefix) { + if (argc == 2 && !strcmp(argv[1], "-h")) + usage(builtin_check_ref_format_usage); + if (argc == 3 && !strcmp(argv[1], "--branch")) { struct strbuf sb = STRBUF_INIT; @@ -17,7 +46,16 @@ int cmd_check_ref_format(int argc, const char **argv, const char *prefix) printf("%s\n", sb.buf + 11); exit(0); } + if (argc == 3 && !strcmp(argv[1], "--print")) { + char *refname = xmalloc(strlen(argv[2]) + 1); + + if (check_ref_format(argv[2])) + exit(1); + collapse_slashes(refname, argv[2]); + printf("%s\n", refname); + exit(0); + } if (argc != 2) - usage("git check-ref-format refname"); + usage(builtin_check_ref_format_usage); return !!check_ref_format(argv[1]); } |