]>
Commit | Line | Data |
---|---|---|
9370bae2 LS |
1 | /* |
2 | * GIT - The information manager from hell | |
3 | */ | |
4 | ||
5 | #include "cache.h" | |
6 | #include "refs.h" | |
7 | #include "builtin.h" | |
e38da487 | 8 | #include "setup.h" |
a31dca03 | 9 | #include "strbuf.h" |
9370bae2 | 10 | |
6586b1f3 | 11 | static const char builtin_check_ref_format_usage[] = |
9c9b4f2f | 12 | "git check-ref-format [--normalize] [<options>] <refname>\n" |
6586b1f3 JN |
13 | " or: git check-ref-format --branch <branchname-shorthand>"; |
14 | ||
1ba447b8 | 15 | /* |
7f748c7c MH |
16 | * Return a copy of refname but with leading slashes removed and runs |
17 | * of adjacent slashes replaced with single slashes. | |
1ba447b8 JN |
18 | * |
19 | * This function is similar to normalize_path_copy(), but stripped down | |
20 | * to meet check_ref_format's simpler needs. | |
21 | */ | |
7f748c7c | 22 | static char *collapse_slashes(const char *refname) |
1ba447b8 | 23 | { |
3733e694 | 24 | char *ret = xmallocz(strlen(refname)); |
1ba447b8 | 25 | char ch; |
2f633f41 | 26 | char prev = '/'; |
7f748c7c | 27 | char *cp = ret; |
1ba447b8 | 28 | |
7f748c7c | 29 | while ((ch = *refname++) != '\0') { |
1ba447b8 JN |
30 | if (prev == '/' && ch == prev) |
31 | continue; | |
32 | ||
7f748c7c | 33 | *cp++ = ch; |
1ba447b8 JN |
34 | prev = ch; |
35 | } | |
7f748c7c MH |
36 | *cp = '\0'; |
37 | return ret; | |
1ba447b8 JN |
38 | } |
39 | ||
cfbe22f0 JN |
40 | static int check_ref_format_branch(const char *arg) |
41 | { | |
42 | struct strbuf sb = STRBUF_INIT; | |
7ccc94ff | 43 | const char *name; |
49cc460d | 44 | int nongit; |
cfbe22f0 | 45 | |
49cc460d | 46 | setup_git_directory_gently(&nongit); |
7ccc94ff JH |
47 | if (strbuf_check_branch_ref(&sb, arg) || |
48 | !skip_prefix(sb.buf, "refs/heads/", &name)) | |
cfbe22f0 | 49 | die("'%s' is not a valid branch name", arg); |
7ccc94ff | 50 | printf("%s\n", name); |
861e6555 | 51 | strbuf_release(&sb); |
cfbe22f0 JN |
52 | return 0; |
53 | } | |
54 | ||
a633fca0 | 55 | int cmd_check_ref_format(int argc, const char **argv, const char *prefix) |
9370bae2 | 56 | { |
e4ed6105 | 57 | int i; |
a40e6fb6 | 58 | int normalize = 0; |
e4ed6105 | 59 | int flags = 0; |
a5e4ec06 | 60 | const char *refname; |
99b6c45d ÆAB |
61 | char *to_free = NULL; |
62 | int ret = 1; | |
e4ed6105 | 63 | |
79156913 JK |
64 | BUG_ON_NON_EMPTY_PREFIX(prefix); |
65 | ||
aeda85a8 JN |
66 | if (argc == 2 && !strcmp(argv[1], "-h")) |
67 | usage(builtin_check_ref_format_usage); | |
68 | ||
cfbe22f0 JN |
69 | if (argc == 3 && !strcmp(argv[1], "--branch")) |
70 | return check_ref_format_branch(argv[2]); | |
e4ed6105 MH |
71 | |
72 | for (i = 1; i < argc && argv[i][0] == '-'; i++) { | |
a40e6fb6 MH |
73 | if (!strcmp(argv[i], "--normalize") || !strcmp(argv[i], "--print")) |
74 | normalize = 1; | |
e4ed6105 MH |
75 | else if (!strcmp(argv[i], "--allow-onelevel")) |
76 | flags |= REFNAME_ALLOW_ONELEVEL; | |
77 | else if (!strcmp(argv[i], "--no-allow-onelevel")) | |
78 | flags &= ~REFNAME_ALLOW_ONELEVEL; | |
79 | else if (!strcmp(argv[i], "--refspec-pattern")) | |
80 | flags |= REFNAME_REFSPEC_PATTERN; | |
81 | else | |
82 | usage(builtin_check_ref_format_usage); | |
83 | } | |
84 | if (! (i == argc - 1)) | |
6586b1f3 | 85 | usage(builtin_check_ref_format_usage); |
e4ed6105 | 86 | |
a5e4ec06 | 87 | refname = argv[i]; |
a40e6fb6 | 88 | if (normalize) |
99b6c45d | 89 | refname = to_free = collapse_slashes(refname); |
a5e4ec06 | 90 | if (check_refname_format(refname, flags)) |
99b6c45d | 91 | goto cleanup; |
a40e6fb6 | 92 | if (normalize) |
a5e4ec06 | 93 | printf("%s\n", refname); |
e4ed6105 | 94 | |
99b6c45d ÆAB |
95 | ret = 0; |
96 | cleanup: | |
97 | free(to_free); | |
98 | return ret; | |
9370bae2 | 99 | } |