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88 lines
2.1 KiB
88 lines
2.1 KiB
/* |
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* GIT - The information manager from hell |
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*/ |
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#include "cache.h" |
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#include "refs.h" |
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#include "builtin.h" |
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#include "strbuf.h" |
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static const char builtin_check_ref_format_usage[] = |
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"git check-ref-format [--normalize] [<options>] <refname>\n" |
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" or: git check-ref-format --branch <branchname-shorthand>"; |
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/* |
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* Return a copy of refname but with leading slashes removed and runs |
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* of adjacent slashes replaced with single slashes. |
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* |
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* This function is similar to normalize_path_copy(), but stripped down |
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* to meet check_ref_format's simpler needs. |
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*/ |
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static char *collapse_slashes(const char *refname) |
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{ |
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char *ret = xmalloc(strlen(refname) + 1); |
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char ch; |
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char prev = '/'; |
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char *cp = ret; |
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while ((ch = *refname++) != '\0') { |
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if (prev == '/' && ch == prev) |
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continue; |
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*cp++ = ch; |
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prev = ch; |
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} |
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*cp = '\0'; |
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return ret; |
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} |
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static int check_ref_format_branch(const char *arg) |
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{ |
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struct strbuf sb = STRBUF_INIT; |
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int nongit; |
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setup_git_directory_gently(&nongit); |
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if (strbuf_check_branch_ref(&sb, arg)) |
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die("'%s' is not a valid branch name", arg); |
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printf("%s\n", sb.buf + 11); |
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return 0; |
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} |
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int cmd_check_ref_format(int argc, const char **argv, const char *prefix) |
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{ |
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int i; |
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int normalize = 0; |
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int flags = 0; |
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const char *refname; |
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if (argc == 2 && !strcmp(argv[1], "-h")) |
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usage(builtin_check_ref_format_usage); |
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if (argc == 3 && !strcmp(argv[1], "--branch")) |
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return check_ref_format_branch(argv[2]); |
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for (i = 1; i < argc && argv[i][0] == '-'; i++) { |
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if (!strcmp(argv[i], "--normalize") || !strcmp(argv[i], "--print")) |
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normalize = 1; |
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else if (!strcmp(argv[i], "--allow-onelevel")) |
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flags |= REFNAME_ALLOW_ONELEVEL; |
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else if (!strcmp(argv[i], "--no-allow-onelevel")) |
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flags &= ~REFNAME_ALLOW_ONELEVEL; |
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else if (!strcmp(argv[i], "--refspec-pattern")) |
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flags |= REFNAME_REFSPEC_PATTERN; |
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else |
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usage(builtin_check_ref_format_usage); |
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} |
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if (! (i == argc - 1)) |
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usage(builtin_check_ref_format_usage); |
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refname = argv[i]; |
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if (normalize) |
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refname = collapse_slashes(refname); |
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if (check_refname_format(refname, flags)) |
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return 1; |
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if (normalize) |
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printf("%s\n", refname); |
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return 0; |
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}
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