/* * GIT - The information manager from hell */ #include "cache.h" #include "refs.h" #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; if (strbuf_check_branch_ref(&sb, argv[2])) die("'%s' is not a valid branch name", argv[2]); 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(builtin_check_ref_format_usage); return !!check_ref_format(argv[1]); }