diff options
| -rw-r--r-- | builtin-push.c | 114 |
1 files changed, 82 insertions, 32 deletions
diff --git a/builtin-push.c b/builtin-push.c index 5f4d7d34d..c45649e26 100644 --- a/builtin-push.c +++ b/builtin-push.c @@ -54,38 +54,84 @@ static void expand_refspecs(void) for_each_ref(expand_one_ref, NULL); } +struct wildcard_cb { + const char *from_prefix; + int from_prefix_len; + const char *to_prefix; + int to_prefix_len; + int force; +}; + +static int expand_wildcard_ref(const char *ref, const unsigned char *sha1, int flag, void *cb_data) +{ + struct wildcard_cb *cb = cb_data; + int len = strlen(ref); + char *expanded, *newref; + + if (len < cb->from_prefix_len || + memcmp(cb->from_prefix, ref, cb->from_prefix_len)) + return 0; + expanded = xmalloc(len * 2 + cb->force + + (cb->to_prefix_len - cb->from_prefix_len) + 2); + newref = expanded + cb->force; + if (cb->force) + expanded[0] = '+'; + memcpy(newref, ref, len); + newref[len] = ':'; + memcpy(newref + len + 1, cb->to_prefix, cb->to_prefix_len); + strcpy(newref + len + 1 + cb->to_prefix_len, + ref + cb->from_prefix_len); + add_refspec(expanded); + return 0; +} + +static int wildcard_ref(const char *ref) +{ + int len; + const char *colon; + struct wildcard_cb cb; + + memset(&cb, 0, sizeof(cb)); + if (ref[0] == '+') { + cb.force = 1; + ref++; + } + len = strlen(ref); + colon = strchr(ref, ':'); + if (! (colon && ref < colon && + colon[-2] == '/' && colon[-1] == '*' && + /* "<mine>/<asterisk>:<yours>/<asterisk>" is at least 7 bytes */ + 7 <= len && + ref[len-2] == '/' && ref[len-1] == '*') ) + return 0 ; + cb.from_prefix = ref; + cb.from_prefix_len = colon - ref - 1; + cb.to_prefix = colon + 1; + cb.to_prefix_len = len - (colon - ref) - 2; + for_each_ref(expand_wildcard_ref, &cb); + return 1; +} + static void set_refspecs(const char **refs, int nr) { if (nr) { - int pass; - for (pass = 0; pass < 2; pass++) { - /* pass 0 counts and allocates, pass 1 fills */ - int i, cnt; - for (i = cnt = 0; i < nr; i++) { - if (!strcmp("tag", refs[i])) { - int len; - char *tag; - if (nr <= ++i) - die("tag <tag> shorthand without <tag>"); - if (pass) { - len = strlen(refs[i]) + 11; - tag = xmalloc(len); - strcpy(tag, "refs/tags/"); - strcat(tag, refs[i]); - refspec[cnt] = tag; - } - cnt++; - continue; - } - if (pass) - refspec[cnt] = refs[i]; - cnt++; - } - if (!pass) { - size_t bytes = cnt * sizeof(char *); - refspec_nr = cnt; - refspec = xrealloc(refspec, bytes); + int i; + for (i = 0; i < nr; i++) { + const char *ref = refs[i]; + if (!strcmp("tag", ref)) { + char *tag; + int len; + if (nr <= ++i) + die("tag shorthand without <tag>"); + len = strlen(refs[i]) + 11; + tag = xmalloc(len); + strcpy(tag, "refs/tags/"); + strcat(tag, refs[i]); + ref = tag; } + else if (wildcard_ref(ref)) + continue; + add_refspec(ref); } } expand_refspecs(); @@ -129,8 +175,10 @@ static int get_remotes_uri(const char *repo, const char *uri[MAX_URI]) else error("more than %d URL's specified, ignoring the rest", MAX_URI); } - else if (is_refspec && !has_explicit_refspec) - add_refspec(xstrdup(s)); + else if (is_refspec && !has_explicit_refspec) { + if (!wildcard_ref(s)) + add_refspec(xstrdup(s)); + } } fclose(f); if (!n) @@ -156,8 +204,10 @@ static int get_remote_config(const char* key, const char* value) error("more than %d URL's specified, ignoring the rest", MAX_URI); } else if (config_get_refspecs && - !strcmp(key + 7 + config_repo_len, ".push")) - add_refspec(xstrdup(value)); + !strcmp(key + 7 + config_repo_len, ".push")) { + if (!wildcard_ref(value)) + add_refspec(xstrdup(value)); + } else if (config_get_receivepack && !strcmp(key + 7 + config_repo_len, ".receivepack")) { if (!receivepack) { |