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-rw-r--r--cgit.c23
-rw-r--r--cgit.h16
-rw-r--r--cgitrc.5.txt20
-rw-r--r--shared.c37
-rw-r--r--ui-commit.c8
-rw-r--r--ui-snapshot.c35
-rw-r--r--ui-tree.c18
7 files changed, 125 insertions, 32 deletions
diff --git a/cgit.c b/cgit.c index aa1107a..dbec196 100644 --- a/cgit.c +++ b/cgit.c
@@ -25,6 +25,21 @@ void add_mimetype(const char *name, const char *value)
25 item->util = xstrdup(value); 25 item->util = xstrdup(value);
26} 26}
27 27
28struct cgit_filter *new_filter(const char *cmd, int extra_args)
29{
30 struct cgit_filter *f;
31
32 if (!cmd || !cmd[0])
33 return NULL;
34
35 f = xmalloc(sizeof(struct cgit_filter));
36 f->cmd = xstrdup(cmd);
37 f->argv = xmalloc((2 + extra_args) * sizeof(char *));
38 f->argv[0] = f->cmd;
39 f->argv[1] = NULL;
40 return f;
41}
42
28void config_cb(const char *name, const char *value) 43void config_cb(const char *name, const char *value)
29{ 44{
30 if (!strcmp(name, "root-title")) 45 if (!strcmp(name, "root-title"))
@@ -85,6 +100,8 @@ void config_cb(const char *name, const char *value)
85 ctx.cfg.cache_static_ttl = atoi(value); 100 ctx.cfg.cache_static_ttl = atoi(value);
86 else if (!strcmp(name, "cache-dynamic-ttl")) 101 else if (!strcmp(name, "cache-dynamic-ttl"))
87 ctx.cfg.cache_dynamic_ttl = atoi(value); 102 ctx.cfg.cache_dynamic_ttl = atoi(value);
103 else if (!strcmp(name, "commit-filter"))
104 ctx.cfg.commit_filter = new_filter(value, 0);
88 else if (!strcmp(name, "embedded")) 105 else if (!strcmp(name, "embedded"))
89 ctx.cfg.embedded = atoi(value); 106 ctx.cfg.embedded = atoi(value);
90 else if (!strcmp(name, "max-message-length")) 107 else if (!strcmp(name, "max-message-length"))
@@ -95,6 +112,8 @@ void config_cb(const char *name, const char *value)
95 ctx.cfg.max_repo_count = atoi(value); 112 ctx.cfg.max_repo_count = atoi(value);
96 else if (!strcmp(name, "max-commit-count")) 113 else if (!strcmp(name, "max-commit-count"))
97 ctx.cfg.max_commit_count = atoi(value); 114 ctx.cfg.max_commit_count = atoi(value);
115 else if (!strcmp(name, "source-filter"))
116 ctx.cfg.source_filter = new_filter(value, 1);
98 else if (!strcmp(name, "summary-log")) 117 else if (!strcmp(name, "summary-log"))
99 ctx.cfg.summary_log = atoi(value); 118 ctx.cfg.summary_log = atoi(value);
100 else if (!strcmp(name, "summary-branches")) 119 else if (!strcmp(name, "summary-branches"))
@@ -139,6 +158,10 @@ void config_cb(const char *name, const char *value)
139 ctx.repo->max_stats = cgit_find_stats_period(value, NULL); 158 ctx.repo->max_stats = cgit_find_stats_period(value, NULL);
140 else if (ctx.repo && !strcmp(name, "repo.module-link")) 159 else if (ctx.repo && !strcmp(name, "repo.module-link"))
141 ctx.repo->module_link= xstrdup(value); 160 ctx.repo->module_link= xstrdup(value);
161 else if (ctx.repo && !strcmp(name, "repo.commit-filter"))
162 ctx.repo->commit_filter = new_filter(value, 0);
163 else if (ctx.repo && !strcmp(name, "repo.source-filter"))
164 ctx.repo->source_filter = new_filter(value, 1);
142 else if (ctx.repo && !strcmp(name, "repo.readme") && value != NULL) { 165 else if (ctx.repo && !strcmp(name, "repo.readme") && value != NULL) {
143 if (*value == '/') 166 if (*value == '/')
144 ctx.repo->readme = xstrdup(value); 167 ctx.repo->readme = xstrdup(value);
diff --git a/cgit.h b/cgit.h index 1194eb0..b8557ac 100644 --- a/cgit.h +++ b/cgit.h
@@ -49,6 +49,15 @@ typedef void (*configfn)(const char *name, const char *value);
49typedef void (*filepair_fn)(struct diff_filepair *pair); 49typedef void (*filepair_fn)(struct diff_filepair *pair);
50typedef void (*linediff_fn)(char *line, int len); 50typedef void (*linediff_fn)(char *line, int len);
51 51
52struct cgit_filter {
53 char *cmd;
54 char **argv;
55 int old_stdout;
56 int pipe_fh[2];
57 int pid;
58 int exitstatus;
59};
60
52struct cgit_repo { 61struct cgit_repo {
53 char *url; 62 char *url;
54 char *name; 63 char *name;
@@ -65,6 +74,8 @@ struct cgit_repo {
65 int enable_log_linecount; 74 int enable_log_linecount;
66 int max_stats; 75 int max_stats;
67 time_t mtime; 76 time_t mtime;
77 struct cgit_filter *commit_filter;
78 struct cgit_filter *source_filter;
68}; 79};
69 80
70struct cgit_repolist { 81struct cgit_repolist {
@@ -177,6 +188,8 @@ struct cgit_config {
177 int summary_log; 188 int summary_log;
178 int summary_tags; 189 int summary_tags;
179 struct string_list mimetypes; 190 struct string_list mimetypes;
191 struct cgit_filter *commit_filter;
192 struct cgit_filter *source_filter;
180}; 193};
181 194
182struct cgit_page { 195struct cgit_page {
@@ -251,5 +264,8 @@ extern const char *cgit_repobasename(const char *reponame);
251 264
252extern int cgit_parse_snapshots_mask(const char *str); 265extern int cgit_parse_snapshots_mask(const char *str);
253 266
267extern int cgit_open_filter(struct cgit_filter *filter);
268extern int cgit_close_filter(struct cgit_filter *filter);
269
254 270
255#endif /* CGIT_H */ 271#endif /* CGIT_H */
diff --git a/cgitrc.5.txt b/cgitrc.5.txt index 0412f64..dc63637 100644 --- a/cgitrc.5.txt +++ b/cgitrc.5.txt
@@ -55,6 +55,12 @@ clone-prefix::
55 setting is only used if `repo.clone-url` is unspecified. Default value: 55 setting is only used if `repo.clone-url` is unspecified. Default value:
56 none. 56 none.
57 57
58commit-filter::
59 Specifies a command which will be invoked to format commit messages.
60 The command will get the message on its STDIN, and the STDOUT from the
61 command will be included verbatim as the commit message, i.e. this can
62 be used to implement bugtracker integration. Default value: none.
63
58css:: 64css::
59 Url which specifies the css document to include in all cgit pages. 65 Url which specifies the css document to include in all cgit pages.
60 Default value: "/cgit.css". 66 Default value: "/cgit.css".
@@ -206,6 +212,14 @@ snapshots::
206 "zip" zip-file 212 "zip" zip-file
207 Default value: none. 213 Default value: none.
208 214
215source-filter::
216 Specifies a command which will be invoked to format plaintext blobs
217 in the tree view. The command will get the blob content on its STDIN
218 and the name of the blob as its only command line argument. The STDOUT
219 from the command will be included verbatim as the blob contents, i.e.
220 this can be used to implement e.g. syntax highlighting. Default value:
221 none.
222
209summary-branches:: 223summary-branches::
210 Specifies the number of branches to display in the repository "summary" 224 Specifies the number of branches to display in the repository "summary"
211 view. Default value: "10". 225 view. Default value: "10".
@@ -232,6 +246,9 @@ repo.clone-url::
232 A list of space-separated urls which can be used to clone this repo. 246 A list of space-separated urls which can be used to clone this repo.
233 Default value: none. 247 Default value: none.
234 248
249repo.commit-filter::
250 Override the default commit-filter. Default value: <commit-filter>.
251
235repo.defbranch:: 252repo.defbranch::
236 The name of the default branch for this repository. If no such branch 253 The name of the default branch for this repository. If no such branch
237 exists in the repository, the first branch name (when sorted) is used 254 exists in the repository, the first branch name (when sorted) is used
@@ -272,6 +289,9 @@ repo.snapshots::
272 A mask of allowed snapshot-formats for this repo, restricted by the 289 A mask of allowed snapshot-formats for this repo, restricted by the
273 "snapshots" global setting. Default value: <snapshots>. 290 "snapshots" global setting. Default value: <snapshots>.
274 291
292repo.source-filter::
293 Override the default source-filter. Default value: <source-filter>.
294
275repo.url:: 295repo.url::
276 The relative url used to access the repository. This must be the first 296 The relative url used to access the repository. This must be the first
277 setting specified for each repo. Default value: none. 297 setting specified for each repo. Default value: none.
diff --git a/shared.c b/shared.c index cce0af4..783604b 100644 --- a/shared.c +++ b/shared.c
@@ -62,6 +62,8 @@ struct cgit_repo *cgit_add_repo(const char *url)
62 ret->module_link = ctx.cfg.module_link; 62 ret->module_link = ctx.cfg.module_link;
63 ret->readme = NULL; 63 ret->readme = NULL;
64 ret->mtime = -1; 64 ret->mtime = -1;
65 ret->commit_filter = ctx.cfg.commit_filter;
66 ret->source_filter = ctx.cfg.source_filter;
65 return ret; 67 return ret;
66} 68}
67 69
@@ -355,3 +357,38 @@ int cgit_parse_snapshots_mask(const char *str)
355 } 357 }
356 return rv; 358 return rv;
357} 359}
360
361int cgit_open_filter(struct cgit_filter *filter)
362{
363
364 filter->old_stdout = chk_positive(dup(STDOUT_FILENO),
365 "Unable to duplicate STDOUT");
366 chk_zero(pipe(filter->pipe_fh), "Unable to create pipe to subprocess");
367 filter->pid = chk_non_negative(fork(), "Unable to create subprocess");
368 if (filter->pid == 0) {
369 close(filter->pipe_fh[1]);
370 chk_non_negative(dup2(filter->pipe_fh[0], STDIN_FILENO),
371 "Unable to use pipe as STDIN");
372 execvp(filter->cmd, filter->argv);
373 die("Unable to exec subprocess %s: %s (%d)", filter->cmd,
374 strerror(errno), errno);
375 }
376 close(filter->pipe_fh[0]);
377 chk_non_negative(dup2(filter->pipe_fh[1], STDOUT_FILENO),
378 "Unable to use pipe as STDOUT");
379 close(filter->pipe_fh[1]);
380 return 0;
381}
382
383int cgit_close_filter(struct cgit_filter *filter)
384{
385 chk_non_negative(dup2(filter->old_stdout, STDOUT_FILENO),
386 "Unable to restore STDOUT");
387 close(filter->old_stdout);
388 if (filter->pid < 0)
389 return 0;
390 waitpid(filter->pid, &filter->exitstatus, 0);
391 if (WIFEXITED(filter->exitstatus) && !WEXITSTATUS(filter->exitstatus))
392 return 0;
393 die("Subprocess %s exited abnormally", filter->cmd);
394}
diff --git a/ui-commit.c b/ui-commit.c index 9fdb8ee..d6b73ee 100644 --- a/ui-commit.c +++ b/ui-commit.c
@@ -93,11 +93,19 @@ void cgit_print_commit(char *hex)
93 } 93 }
94 html("</table>\n"); 94 html("</table>\n");
95 html("<div class='commit-subject'>"); 95 html("<div class='commit-subject'>");
96 if (ctx.repo->commit_filter)
97 cgit_open_filter(ctx.repo->commit_filter);
96 html_txt(info->subject); 98 html_txt(info->subject);
99 if (ctx.repo->commit_filter)
100 cgit_close_filter(ctx.repo->commit_filter);
97 show_commit_decorations(commit); 101 show_commit_decorations(commit);
98 html("</div>"); 102 html("</div>");
99 html("<div class='commit-msg'>"); 103 html("<div class='commit-msg'>");
104 if (ctx.repo->commit_filter)
105 cgit_open_filter(ctx.repo->commit_filter);
100 html_txt(info->msg); 106 html_txt(info->msg);
107 if (ctx.repo->commit_filter)
108 cgit_close_filter(ctx.repo->commit_filter);
101 html("</div>"); 109 html("</div>");
102 if (parents < 3) { 110 if (parents < 3) {
103 if (parents) 111 if (parents)
diff --git a/ui-snapshot.c b/ui-snapshot.c index 5372f5d..4136b3e 100644 --- a/ui-snapshot.c +++ b/ui-snapshot.c
@@ -12,37 +12,16 @@
12 12
13static int write_compressed_tar_archive(struct archiver_args *args,const char *filter) 13static int write_compressed_tar_archive(struct archiver_args *args,const char *filter)
14{ 14{
15 int rw[2];
16 pid_t gzpid;
17 int stdout2;
18 int status;
19 int rv; 15 int rv;
16 struct cgit_filter f;
20 17
21 stdout2 = chk_non_negative(dup(STDIN_FILENO), "Preserving STDOUT before compressing"); 18 f.cmd = xstrdup(filter);
22 chk_zero(pipe(rw), "Opening pipe from compressor subprocess"); 19 f.argv = malloc(2 * sizeof(char *));
23 gzpid = chk_non_negative(fork(), "Forking compressor subprocess"); 20 f.argv[0] = f.cmd;
24 if(gzpid==0) { 21 f.argv[1] = NULL;
25 /* child */ 22 cgit_open_filter(&f);
26 chk_zero(close(rw[1]), "Closing write end of pipe in child");
27 chk_zero(close(STDIN_FILENO), "Closing STDIN");
28 chk_non_negative(dup2(rw[0],STDIN_FILENO), "Redirecting compressor input to stdin");
29 execlp(filter,filter,NULL);
30 _exit(-1);
31 }
32 /* parent */
33 chk_zero(close(rw[0]), "Closing read end of pipe");
34 chk_non_negative(dup2(rw[1],STDOUT_FILENO), "Redirecting output to compressor");
35
36 rv = write_tar_archive(args); 23 rv = write_tar_archive(args);
37 24 cgit_close_filter(&f);
38 chk_zero(close(STDOUT_FILENO), "Closing STDOUT redirected to compressor");
39 chk_non_negative(dup2(stdout2,STDOUT_FILENO), "Restoring uncompressed STDOUT");
40 chk_zero(close(stdout2), "Closing uncompressed STDOUT");
41 chk_zero(close(rw[1]), "Closing write end of pipe in parent");
42 chk_positive(waitpid(gzpid,&status,0), "Waiting on compressor process");
43 if(! ( WIFEXITED(status) && WEXITSTATUS(status)==0 ) )
44 cgit_print_error("Failed to compress archive");
45
46 return rv; 25 return rv;
47} 26}
48 27
diff --git a/ui-tree.c b/ui-tree.c index 61fcf5a..c608754 100644 --- a/ui-tree.c +++ b/ui-tree.c
@@ -15,13 +15,23 @@ char *curr_rev;
15char *match_path; 15char *match_path;
16int header = 0; 16int header = 0;
17 17
18static void print_text_buffer(char *buf, unsigned long size) 18static void print_text_buffer(const char *name, char *buf, unsigned long size)
19{ 19{
20 unsigned long lineno, idx; 20 unsigned long lineno, idx;
21 const char *numberfmt = 21 const char *numberfmt =
22 "<a class='no' id='n%1$d' name='n%1$d' href='#n%1$d'>%1$d</a>\n"; 22 "<a class='no' id='n%1$d' name='n%1$d' href='#n%1$d'>%1$d</a>\n";
23 23
24 html("<table summary='blob content' class='blob'>\n"); 24 html("<table summary='blob content' class='blob'>\n");
25 if (ctx.repo->source_filter) {
26 html("<tr><td class='lines'><pre><code>");
27 ctx.repo->source_filter->argv[1] = xstrdup(name);
28 cgit_open_filter(ctx.repo->source_filter);
29 write(STDOUT_FILENO, buf, size);
30 cgit_close_filter(ctx.repo->source_filter);
31 html("</code></pre></td></tr></table>\n");
32 return;
33 }
34
25 html("<tr><td class='linenumbers'><pre>"); 35 html("<tr><td class='linenumbers'><pre>");
26 idx = 0; 36 idx = 0;
27 lineno = 0; 37 lineno = 0;
@@ -65,7 +75,7 @@ static void print_binary_buffer(char *buf, unsigned long size)
65 html("</table>\n"); 75 html("</table>\n");
66} 76}
67 77
68static void print_object(const unsigned char *sha1, char *path) 78static void print_object(const unsigned char *sha1, char *path, const char *basename)
69{ 79{
70 enum object_type type; 80 enum object_type type;
71 char *buf; 81 char *buf;
@@ -93,7 +103,7 @@ static void print_object(const unsigned char *sha1, char *path)
93 if (buffer_is_binary(buf, size)) 103 if (buffer_is_binary(buf, size))
94 print_binary_buffer(buf, size); 104 print_binary_buffer(buf, size);
95 else 105 else
96 print_text_buffer(buf, size); 106 print_text_buffer(basename, buf, size);
97} 107}
98 108
99 109
@@ -219,7 +229,7 @@ static int walk_tree(const unsigned char *sha1, const char *base, int baselen,
219 ls_head(); 229 ls_head();
220 return READ_TREE_RECURSIVE; 230 return READ_TREE_RECURSIVE;
221 } else { 231 } else {
222 print_object(sha1, buffer); 232 print_object(sha1, buffer, pathname);
223 return 0; 233 return 0;
224 } 234 }
225 } 235 }