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Commit | Line | Data |
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755225de LT |
1 | /* |
2 | * "git push" | |
3 | */ | |
4 | #include "cache.h" | |
5 | #include "refs.h" | |
6 | #include "run-command.h" | |
7 | #include "builtin.h" | |
5751f490 | 8 | #include "remote.h" |
9b288516 | 9 | #include "transport.h" |
378c4832 | 10 | #include "parse-options.h" |
755225de | 11 | |
378c4832 | 12 | static const char * const push_usage[] = { |
fcb044ee | 13 | "git push [<options>] [<repository> <refspec>...]", |
378c4832 DB |
14 | NULL, |
15 | }; | |
755225de | 16 | |
c29c1b40 | 17 | static int thin; |
d23842fd | 18 | static const char *receivepack; |
755225de | 19 | |
96f1e58f DR |
20 | static const char **refspec; |
21 | static int refspec_nr; | |
755225de LT |
22 | |
23 | static void add_refspec(const char *ref) | |
24 | { | |
25 | int nr = refspec_nr + 1; | |
26 | refspec = xrealloc(refspec, nr * sizeof(char *)); | |
27 | refspec[nr-1] = ref; | |
28 | refspec_nr = nr; | |
29 | } | |
30 | ||
755225de LT |
31 | static void set_refspecs(const char **refs, int nr) |
32 | { | |
8558fd9e DB |
33 | int i; |
34 | for (i = 0; i < nr; i++) { | |
35 | const char *ref = refs[i]; | |
36 | if (!strcmp("tag", ref)) { | |
37 | char *tag; | |
38 | int len; | |
39 | if (nr <= ++i) | |
40 | die("tag shorthand without <tag>"); | |
41 | len = strlen(refs[i]) + 11; | |
42 | tag = xmalloc(len); | |
43 | strcpy(tag, "refs/tags/"); | |
44 | strcat(tag, refs[i]); | |
45 | ref = tag; | |
411fb8ba | 46 | } |
8558fd9e | 47 | add_refspec(ref); |
755225de | 48 | } |
755225de LT |
49 | } |
50 | ||
52153747 FAG |
51 | static void setup_push_tracking(void) |
52 | { | |
53 | struct strbuf refspec = STRBUF_INIT; | |
54 | struct branch *branch = branch_get(NULL); | |
55 | if (!branch) | |
56 | die("You are not currently on a branch."); | |
57 | if (!branch->merge_nr) | |
58 | die("The current branch %s is not tracking anything.", | |
59 | branch->name); | |
60 | if (branch->merge_nr != 1) | |
61 | die("The current branch %s is tracking multiple branches, " | |
62 | "refusing to push.", branch->name); | |
63 | strbuf_addf(&refspec, "%s:%s", branch->name, branch->merge[0]->src); | |
64 | add_refspec(refspec.buf); | |
65 | } | |
66 | ||
67 | static void setup_default_push_refspecs(void) | |
68 | { | |
69 | git_config(git_default_config, NULL); | |
70 | switch (push_default) { | |
bba0fd22 | 71 | default: |
52153747 FAG |
72 | case PUSH_DEFAULT_MATCHING: |
73 | add_refspec(":"); | |
74 | break; | |
75 | ||
76 | case PUSH_DEFAULT_TRACKING: | |
77 | setup_push_tracking(); | |
78 | break; | |
79 | ||
80 | case PUSH_DEFAULT_CURRENT: | |
81 | add_refspec("HEAD"); | |
82 | break; | |
83 | ||
84 | case PUSH_DEFAULT_NOTHING: | |
85 | die("You didn't specify any refspecs to push, and " | |
86 | "push.default is \"nothing\"."); | |
87 | break; | |
88 | } | |
89 | } | |
90 | ||
fb0cc87e DB |
91 | static int push_with_options(struct transport *transport, int flags) |
92 | { | |
93 | int err; | |
94 | int nonfastforward; | |
95 | if (receivepack) | |
96 | transport_set_option(transport, | |
97 | TRANS_OPT_RECEIVEPACK, receivepack); | |
98 | if (thin) | |
99 | transport_set_option(transport, TRANS_OPT_THIN, "yes"); | |
100 | ||
101 | if (flags & TRANSPORT_PUSH_VERBOSE) | |
102 | fprintf(stderr, "Pushing to %s\n", transport->url); | |
103 | err = transport_push(transport, refspec_nr, refspec, flags, | |
104 | &nonfastforward); | |
105 | err |= transport_disconnect(transport); | |
106 | ||
107 | if (!err) | |
108 | return 0; | |
109 | ||
110 | error("failed to push some refs to '%s'", transport->url); | |
111 | ||
112 | if (nonfastforward && advice_push_nonfastforward) { | |
113 | printf("To prevent you from losing history, non-fast-forward updates were rejected\n" | |
114 | "Merge the remote changes before pushing again. See the 'non-fast-forward'\n" | |
115 | "section of 'git push --help' for details.\n"); | |
116 | } | |
117 | ||
118 | return 1; | |
119 | } | |
120 | ||
9b288516 | 121 | static int do_push(const char *repo, int flags) |
755225de | 122 | { |
5751f490 | 123 | int i, errs; |
5751f490 | 124 | struct remote *remote = remote_get(repo); |
20346234 MG |
125 | const char **url; |
126 | int url_nr; | |
755225de | 127 | |
fa685bdf DB |
128 | if (!remote) { |
129 | if (repo) | |
130 | die("bad repository '%s'", repo); | |
131 | die("No destination configured to push to."); | |
132 | } | |
755225de | 133 | |
84bb2dfd PB |
134 | if (remote->mirror) |
135 | flags |= (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE); | |
136 | ||
b259f09b MZ |
137 | if ((flags & TRANSPORT_PUSH_ALL) && refspec) { |
138 | if (!strcmp(*refspec, "refs/tags/*")) | |
139 | return error("--all and --tags are incompatible"); | |
140 | return error("--all can't be combined with refspecs"); | |
141 | } | |
142 | ||
143 | if ((flags & TRANSPORT_PUSH_MIRROR) && refspec) { | |
144 | if (!strcmp(*refspec, "refs/tags/*")) | |
145 | return error("--mirror and --tags are incompatible"); | |
146 | return error("--mirror can't be combined with refspecs"); | |
147 | } | |
84bb2dfd PB |
148 | |
149 | if ((flags & (TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) == | |
150 | (TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) { | |
151 | return error("--all and --mirror are incompatible"); | |
152 | } | |
153 | ||
52153747 FAG |
154 | if (!refspec && !(flags & TRANSPORT_PUSH_ALL)) { |
155 | if (remote->push_refspec_nr) { | |
156 | refspec = remote->push_refspec; | |
157 | refspec_nr = remote->push_refspec_nr; | |
158 | } else if (!(flags & TRANSPORT_PUSH_MIRROR)) | |
159 | setup_default_push_refspecs(); | |
5751f490 | 160 | } |
fd1d1b05 | 161 | errs = 0; |
20346234 MG |
162 | if (remote->pushurl_nr) { |
163 | url = remote->pushurl; | |
164 | url_nr = remote->pushurl_nr; | |
165 | } else { | |
166 | url = remote->url; | |
167 | url_nr = remote->url_nr; | |
168 | } | |
fb0cc87e DB |
169 | if (url_nr) { |
170 | for (i = 0; i < url_nr; i++) { | |
171 | struct transport *transport = | |
172 | transport_get(remote, url[i]); | |
173 | if (push_with_options(transport, flags)) | |
174 | errs++; | |
07436e43 | 175 | } |
fb0cc87e DB |
176 | } else { |
177 | struct transport *transport = | |
178 | transport_get(remote, NULL); | |
179 | ||
180 | if (push_with_options(transport, flags)) | |
181 | errs++; | |
755225de | 182 | } |
fd1d1b05 | 183 | return !!errs; |
755225de LT |
184 | } |
185 | ||
a633fca0 | 186 | int cmd_push(int argc, const char **argv, const char *prefix) |
755225de | 187 | { |
9b288516 | 188 | int flags = 0; |
378c4832 | 189 | int tags = 0; |
84bb2dfd | 190 | int rc; |
5751f490 | 191 | const char *repo = NULL; /* default repository */ |
755225de | 192 | |
378c4832 | 193 | struct option options[] = { |
afdeeb00 | 194 | OPT_BIT('q', "quiet", &flags, "be quiet", TRANSPORT_PUSH_QUIET), |
c29c1b40 | 195 | OPT_BIT('v', "verbose", &flags, "be verbose", TRANSPORT_PUSH_VERBOSE), |
378c4832 | 196 | OPT_STRING( 0 , "repo", &repo, "repository", "repository"), |
c29c1b40 MB |
197 | OPT_BIT( 0 , "all", &flags, "push all refs", TRANSPORT_PUSH_ALL), |
198 | OPT_BIT( 0 , "mirror", &flags, "mirror all refs", | |
199 | (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE)), | |
8ef4c28b | 200 | OPT_BOOLEAN( 0 , "tags", &tags, "push tags (can't be used with --all or --mirror"), |
9f67fee2 | 201 | OPT_BIT('n' , "dry-run", &flags, "dry run", TRANSPORT_PUSH_DRY_RUN), |
1965ff74 | 202 | OPT_BIT( 0, "porcelain", &flags, "machine-readable output", TRANSPORT_PUSH_PORCELAIN), |
c29c1b40 | 203 | OPT_BIT('f', "force", &flags, "force updates", TRANSPORT_PUSH_FORCE), |
378c4832 DB |
204 | OPT_BOOLEAN( 0 , "thin", &thin, "use thin pack"), |
205 | OPT_STRING( 0 , "receive-pack", &receivepack, "receive-pack", "receive pack program"), | |
206 | OPT_STRING( 0 , "exec", &receivepack, "receive-pack", "receive pack program"), | |
207 | OPT_END() | |
208 | }; | |
755225de | 209 | |
37782920 | 210 | argc = parse_options(argc, argv, prefix, options, push_usage, 0); |
378c4832 | 211 | |
378c4832 DB |
212 | if (tags) |
213 | add_refspec("refs/tags/*"); | |
378c4832 DB |
214 | |
215 | if (argc > 0) { | |
216 | repo = argv[0]; | |
217 | set_refspecs(argv + 1, argc - 1); | |
755225de | 218 | } |
8558fd9e | 219 | |
84bb2dfd PB |
220 | rc = do_push(repo, flags); |
221 | if (rc == -1) | |
94c89ba6 | 222 | usage_with_options(push_usage, options); |
84bb2dfd PB |
223 | else |
224 | return rc; | |
755225de | 225 | } |