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-rw-r--r--shared.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/shared.c b/shared.c
index f5875e4..37333f0 100644
--- a/shared.c
+++ b/shared.c
@@ -1,344 +1,345 @@
1/* shared.c: global vars + some callback functions 1/* shared.c: global vars + some callback functions
2 * 2 *
3 * Copyright (C) 2006 Lars Hjemli 3 * Copyright (C) 2006 Lars Hjemli
4 * 4 *
5 * Licensed under GNU General Public License v2 5 * Licensed under GNU General Public License v2
6 * (see COPYING for full license text) 6 * (see COPYING for full license text)
7 */ 7 */
8 8
9#include "cgit.h" 9#include "cgit.h"
10 10
11struct cgit_repolist cgit_repolist; 11struct cgit_repolist cgit_repolist;
12struct cgit_context ctx; 12struct cgit_context ctx;
13int cgit_cmd; 13int cgit_cmd;
14 14
15int chk_zero(int result, char *msg) 15int chk_zero(int result, char *msg)
16{ 16{
17 if (result != 0) 17 if (result != 0)
18 die("%s: %s", msg, strerror(errno)); 18 die("%s: %s", msg, strerror(errno));
19 return result; 19 return result;
20} 20}
21 21
22int chk_positive(int result, char *msg) 22int chk_positive(int result, char *msg)
23{ 23{
24 if (result <= 0) 24 if (result <= 0)
25 die("%s: %s", msg, strerror(errno)); 25 die("%s: %s", msg, strerror(errno));
26 return result; 26 return result;
27} 27}
28 28
29int chk_non_negative(int result, char *msg) 29int chk_non_negative(int result, char *msg)
30{ 30{
31 if (result < 0) 31 if (result < 0)
32 die("%s: %s",msg, strerror(errno)); 32 die("%s: %s",msg, strerror(errno));
33 return result; 33 return result;
34} 34}
35 35
36struct cgit_repo *cgit_add_repo(const char *url) 36struct cgit_repo *cgit_add_repo(const char *url)
37{ 37{
38 struct cgit_repo *ret; 38 struct cgit_repo *ret;
39 39
40 if (++cgit_repolist.count > cgit_repolist.length) { 40 if (++cgit_repolist.count > cgit_repolist.length) {
41 if (cgit_repolist.length == 0) 41 if (cgit_repolist.length == 0)
42 cgit_repolist.length = 8; 42 cgit_repolist.length = 8;
43 else 43 else
44 cgit_repolist.length *= 2; 44 cgit_repolist.length *= 2;
45 cgit_repolist.repos = xrealloc(cgit_repolist.repos, 45 cgit_repolist.repos = xrealloc(cgit_repolist.repos,
46 cgit_repolist.length * 46 cgit_repolist.length *
47 sizeof(struct cgit_repo)); 47 sizeof(struct cgit_repo));
48 } 48 }
49 49
50 ret = &cgit_repolist.repos[cgit_repolist.count-1]; 50 ret = &cgit_repolist.repos[cgit_repolist.count-1];
51 ret->url = trim_end(url, '/'); 51 ret->url = trim_end(url, '/');
52 ret->name = ret->url; 52 ret->name = ret->url;
53 ret->path = NULL; 53 ret->path = NULL;
54 ret->desc = "[no description]"; 54 ret->desc = "[no description]";
55 ret->owner = NULL; 55 ret->owner = NULL;
56 ret->group = ctx.cfg.repo_group; 56 ret->group = ctx.cfg.repo_group;
57 ret->defbranch = "master"; 57 ret->defbranch = "master";
58 ret->snapshots = ctx.cfg.snapshots; 58 ret->snapshots = ctx.cfg.snapshots;
59 ret->enable_log_filecount = ctx.cfg.enable_log_filecount; 59 ret->enable_log_filecount = ctx.cfg.enable_log_filecount;
60 ret->enable_log_linecount = ctx.cfg.enable_log_linecount; 60 ret->enable_log_linecount = ctx.cfg.enable_log_linecount;
61 ret->enable_stats = ctx.cfg.enable_stats;
61 ret->module_link = ctx.cfg.module_link; 62 ret->module_link = ctx.cfg.module_link;
62 ret->readme = NULL; 63 ret->readme = NULL;
63 return ret; 64 return ret;
64} 65}
65 66
66struct cgit_repo *cgit_get_repoinfo(const char *url) 67struct cgit_repo *cgit_get_repoinfo(const char *url)
67{ 68{
68 int i; 69 int i;
69 struct cgit_repo *repo; 70 struct cgit_repo *repo;
70 71
71 for (i=0; i<cgit_repolist.count; i++) { 72 for (i=0; i<cgit_repolist.count; i++) {
72 repo = &cgit_repolist.repos[i]; 73 repo = &cgit_repolist.repos[i];
73 if (!strcmp(repo->url, url)) 74 if (!strcmp(repo->url, url))
74 return repo; 75 return repo;
75 } 76 }
76 return NULL; 77 return NULL;
77} 78}
78 79
79void *cgit_free_commitinfo(struct commitinfo *info) 80void *cgit_free_commitinfo(struct commitinfo *info)
80{ 81{
81 free(info->author); 82 free(info->author);
82 free(info->author_email); 83 free(info->author_email);
83 free(info->committer); 84 free(info->committer);
84 free(info->committer_email); 85 free(info->committer_email);
85 free(info->subject); 86 free(info->subject);
86 free(info->msg); 87 free(info->msg);
87 free(info->msg_encoding); 88 free(info->msg_encoding);
88 free(info); 89 free(info);
89 return NULL; 90 return NULL;
90} 91}
91 92
92char *trim_end(const char *str, char c) 93char *trim_end(const char *str, char c)
93{ 94{
94 int len; 95 int len;
95 char *s, *t; 96 char *s, *t;
96 97
97 if (str == NULL) 98 if (str == NULL)
98 return NULL; 99 return NULL;
99 t = (char *)str; 100 t = (char *)str;
100 len = strlen(t); 101 len = strlen(t);
101 while(len > 0 && t[len - 1] == c) 102 while(len > 0 && t[len - 1] == c)
102 len--; 103 len--;
103 104
104 if (len == 0) 105 if (len == 0)
105 return NULL; 106 return NULL;
106 107
107 c = t[len]; 108 c = t[len];
108 t[len] = '\0'; 109 t[len] = '\0';
109 s = xstrdup(t); 110 s = xstrdup(t);
110 t[len] = c; 111 t[len] = c;
111 return s; 112 return s;
112} 113}
113 114
114char *strlpart(char *txt, int maxlen) 115char *strlpart(char *txt, int maxlen)
115{ 116{
116 char *result; 117 char *result;
117 118
118 if (!txt) 119 if (!txt)
119 return txt; 120 return txt;
120 121
121 if (strlen(txt) <= maxlen) 122 if (strlen(txt) <= maxlen)
122 return txt; 123 return txt;
123 result = xmalloc(maxlen + 1); 124 result = xmalloc(maxlen + 1);
124 memcpy(result, txt, maxlen - 3); 125 memcpy(result, txt, maxlen - 3);
125 result[maxlen-1] = result[maxlen-2] = result[maxlen-3] = '.'; 126 result[maxlen-1] = result[maxlen-2] = result[maxlen-3] = '.';
126 result[maxlen] = '\0'; 127 result[maxlen] = '\0';
127 return result; 128 return result;
128} 129}
129 130
130char *strrpart(char *txt, int maxlen) 131char *strrpart(char *txt, int maxlen)
131{ 132{
132 char *result; 133 char *result;
133 134
134 if (!txt) 135 if (!txt)
135 return txt; 136 return txt;
136 137
137 if (strlen(txt) <= maxlen) 138 if (strlen(txt) <= maxlen)
138 return txt; 139 return txt;
139 result = xmalloc(maxlen + 1); 140 result = xmalloc(maxlen + 1);
140 memcpy(result + 3, txt + strlen(txt) - maxlen + 4, maxlen - 3); 141 memcpy(result + 3, txt + strlen(txt) - maxlen + 4, maxlen - 3);
141 result[0] = result[1] = result[2] = '.'; 142 result[0] = result[1] = result[2] = '.';
142 return result; 143 return result;
143} 144}
144 145
145void cgit_add_ref(struct reflist *list, struct refinfo *ref) 146void cgit_add_ref(struct reflist *list, struct refinfo *ref)
146{ 147{
147 size_t size; 148 size_t size;
148 149
149 if (list->count >= list->alloc) { 150 if (list->count >= list->alloc) {
150 list->alloc += (list->alloc ? list->alloc : 4); 151 list->alloc += (list->alloc ? list->alloc : 4);
151 size = list->alloc * sizeof(struct refinfo *); 152 size = list->alloc * sizeof(struct refinfo *);
152 list->refs = xrealloc(list->refs, size); 153 list->refs = xrealloc(list->refs, size);
153 } 154 }
154 list->refs[list->count++] = ref; 155 list->refs[list->count++] = ref;
155} 156}
156 157
157struct refinfo *cgit_mk_refinfo(const char *refname, const unsigned char *sha1) 158struct refinfo *cgit_mk_refinfo(const char *refname, const unsigned char *sha1)
158{ 159{
159 struct refinfo *ref; 160 struct refinfo *ref;
160 161
161 ref = xmalloc(sizeof (struct refinfo)); 162 ref = xmalloc(sizeof (struct refinfo));
162 ref->refname = xstrdup(refname); 163 ref->refname = xstrdup(refname);
163 ref->object = parse_object(sha1); 164 ref->object = parse_object(sha1);
164 switch (ref->object->type) { 165 switch (ref->object->type) {
165 case OBJ_TAG: 166 case OBJ_TAG:
166 ref->tag = cgit_parse_tag((struct tag *)ref->object); 167 ref->tag = cgit_parse_tag((struct tag *)ref->object);
167 break; 168 break;
168 case OBJ_COMMIT: 169 case OBJ_COMMIT:
169 ref->commit = cgit_parse_commit((struct commit *)ref->object); 170 ref->commit = cgit_parse_commit((struct commit *)ref->object);
170 break; 171 break;
171 } 172 }
172 return ref; 173 return ref;
173} 174}
174 175
175int cgit_refs_cb(const char *refname, const unsigned char *sha1, int flags, 176int cgit_refs_cb(const char *refname, const unsigned char *sha1, int flags,
176 void *cb_data) 177 void *cb_data)
177{ 178{
178 struct reflist *list = (struct reflist *)cb_data; 179 struct reflist *list = (struct reflist *)cb_data;
179 struct refinfo *info = cgit_mk_refinfo(refname, sha1); 180 struct refinfo *info = cgit_mk_refinfo(refname, sha1);
180 181
181 if (info) 182 if (info)
182 cgit_add_ref(list, info); 183 cgit_add_ref(list, info);
183 return 0; 184 return 0;
184} 185}
185 186
186void cgit_diff_tree_cb(struct diff_queue_struct *q, 187void cgit_diff_tree_cb(struct diff_queue_struct *q,
187 struct diff_options *options, void *data) 188 struct diff_options *options, void *data)
188{ 189{
189 int i; 190 int i;
190 191
191 for (i = 0; i < q->nr; i++) { 192 for (i = 0; i < q->nr; i++) {
192 if (q->queue[i]->status == 'U') 193 if (q->queue[i]->status == 'U')
193 continue; 194 continue;
194 ((filepair_fn)data)(q->queue[i]); 195 ((filepair_fn)data)(q->queue[i]);
195 } 196 }
196} 197}
197 198
198static int load_mmfile(mmfile_t *file, const unsigned char *sha1) 199static int load_mmfile(mmfile_t *file, const unsigned char *sha1)
199{ 200{
200 enum object_type type; 201 enum object_type type;
201 202
202 if (is_null_sha1(sha1)) { 203 if (is_null_sha1(sha1)) {
203 file->ptr = (char *)""; 204 file->ptr = (char *)"";
204 file->size = 0; 205 file->size = 0;
205 } else { 206 } else {
206 file->ptr = read_sha1_file(sha1, &type, 207 file->ptr = read_sha1_file(sha1, &type,
207 (unsigned long *)&file->size); 208 (unsigned long *)&file->size);
208 } 209 }
209 return 1; 210 return 1;
210} 211}
211 212
212/* 213/*
213 * Receive diff-buffers from xdiff and concatenate them as 214 * Receive diff-buffers from xdiff and concatenate them as
214 * needed across multiple callbacks. 215 * needed across multiple callbacks.
215 * 216 *
216 * This is basically a copy of xdiff-interface.c/xdiff_outf(), 217 * This is basically a copy of xdiff-interface.c/xdiff_outf(),
217 * ripped from git and modified to use globals instead of 218 * ripped from git and modified to use globals instead of
218 * a special callback-struct. 219 * a special callback-struct.
219 */ 220 */
220char *diffbuf = NULL; 221char *diffbuf = NULL;
221int buflen = 0; 222int buflen = 0;
222 223
223int filediff_cb(void *priv, mmbuffer_t *mb, int nbuf) 224int filediff_cb(void *priv, mmbuffer_t *mb, int nbuf)
224{ 225{
225 int i; 226 int i;
226 227
227 for (i = 0; i < nbuf; i++) { 228 for (i = 0; i < nbuf; i++) {
228 if (mb[i].ptr[mb[i].size-1] != '\n') { 229 if (mb[i].ptr[mb[i].size-1] != '\n') {
229 /* Incomplete line */ 230 /* Incomplete line */
230 diffbuf = xrealloc(diffbuf, buflen + mb[i].size); 231 diffbuf = xrealloc(diffbuf, buflen + mb[i].size);
231 memcpy(diffbuf + buflen, mb[i].ptr, mb[i].size); 232 memcpy(diffbuf + buflen, mb[i].ptr, mb[i].size);
232 buflen += mb[i].size; 233 buflen += mb[i].size;
233 continue; 234 continue;
234 } 235 }
235 236
236 /* we have a complete line */ 237 /* we have a complete line */
237 if (!diffbuf) { 238 if (!diffbuf) {
238 ((linediff_fn)priv)(mb[i].ptr, mb[i].size); 239 ((linediff_fn)priv)(mb[i].ptr, mb[i].size);
239 continue; 240 continue;
240 } 241 }
241 diffbuf = xrealloc(diffbuf, buflen + mb[i].size); 242 diffbuf = xrealloc(diffbuf, buflen + mb[i].size);
242 memcpy(diffbuf + buflen, mb[i].ptr, mb[i].size); 243 memcpy(diffbuf + buflen, mb[i].ptr, mb[i].size);
243 ((linediff_fn)priv)(diffbuf, buflen + mb[i].size); 244 ((linediff_fn)priv)(diffbuf, buflen + mb[i].size);
244 free(diffbuf); 245 free(diffbuf);
245 diffbuf = NULL; 246 diffbuf = NULL;
246 buflen = 0; 247 buflen = 0;
247 } 248 }
248 if (diffbuf) { 249 if (diffbuf) {
249 ((linediff_fn)priv)(diffbuf, buflen); 250 ((linediff_fn)priv)(diffbuf, buflen);
250 free(diffbuf); 251 free(diffbuf);
251 diffbuf = NULL; 252 diffbuf = NULL;
252 buflen = 0; 253 buflen = 0;
253 } 254 }
254 return 0; 255 return 0;
255} 256}
256 257
257int cgit_diff_files(const unsigned char *old_sha1, 258int cgit_diff_files(const unsigned char *old_sha1,
258 const unsigned char *new_sha1, 259 const unsigned char *new_sha1,
259 linediff_fn fn) 260 linediff_fn fn)
260{ 261{
261 mmfile_t file1, file2; 262 mmfile_t file1, file2;
262 xpparam_t diff_params; 263 xpparam_t diff_params;
263 xdemitconf_t emit_params; 264 xdemitconf_t emit_params;
264 xdemitcb_t emit_cb; 265 xdemitcb_t emit_cb;
265 266
266 if (!load_mmfile(&file1, old_sha1) || !load_mmfile(&file2, new_sha1)) 267 if (!load_mmfile(&file1, old_sha1) || !load_mmfile(&file2, new_sha1))
267 return 1; 268 return 1;
268 269
269 diff_params.flags = XDF_NEED_MINIMAL; 270 diff_params.flags = XDF_NEED_MINIMAL;
270 emit_params.ctxlen = 3; 271 emit_params.ctxlen = 3;
271 emit_params.flags = XDL_EMIT_FUNCNAMES; 272 emit_params.flags = XDL_EMIT_FUNCNAMES;
272 emit_params.find_func = NULL; 273 emit_params.find_func = NULL;
273 emit_cb.outf = filediff_cb; 274 emit_cb.outf = filediff_cb;
274 emit_cb.priv = fn; 275 emit_cb.priv = fn;
275 xdl_diff(&file1, &file2, &diff_params, &emit_params, &emit_cb); 276 xdl_diff(&file1, &file2, &diff_params, &emit_params, &emit_cb);
276 return 0; 277 return 0;
277} 278}
278 279
279void cgit_diff_tree(const unsigned char *old_sha1, 280void cgit_diff_tree(const unsigned char *old_sha1,
280 const unsigned char *new_sha1, 281 const unsigned char *new_sha1,
281 filepair_fn fn, const char *prefix) 282 filepair_fn fn, const char *prefix)
282{ 283{
283 struct diff_options opt; 284 struct diff_options opt;
284 int ret; 285 int ret;
285 int prefixlen; 286 int prefixlen;
286 287
287 diff_setup(&opt); 288 diff_setup(&opt);
288 opt.output_format = DIFF_FORMAT_CALLBACK; 289 opt.output_format = DIFF_FORMAT_CALLBACK;
289 opt.detect_rename = 1; 290 opt.detect_rename = 1;
290 opt.rename_limit = ctx.cfg.renamelimit; 291 opt.rename_limit = ctx.cfg.renamelimit;
291 DIFF_OPT_SET(&opt, RECURSIVE); 292 DIFF_OPT_SET(&opt, RECURSIVE);
292 opt.format_callback = cgit_diff_tree_cb; 293 opt.format_callback = cgit_diff_tree_cb;
293 opt.format_callback_data = fn; 294 opt.format_callback_data = fn;
294 if (prefix) { 295 if (prefix) {
295 opt.nr_paths = 1; 296 opt.nr_paths = 1;
296 opt.paths = &prefix; 297 opt.paths = &prefix;
297 prefixlen = strlen(prefix); 298 prefixlen = strlen(prefix);
298 opt.pathlens = &prefixlen; 299 opt.pathlens = &prefixlen;
299 } 300 }
300 diff_setup_done(&opt); 301 diff_setup_done(&opt);
301 302
302 if (old_sha1 && !is_null_sha1(old_sha1)) 303 if (old_sha1 && !is_null_sha1(old_sha1))
303 ret = diff_tree_sha1(old_sha1, new_sha1, "", &opt); 304 ret = diff_tree_sha1(old_sha1, new_sha1, "", &opt);
304 else 305 else
305 ret = diff_root_tree_sha1(new_sha1, "", &opt); 306 ret = diff_root_tree_sha1(new_sha1, "", &opt);
306 diffcore_std(&opt); 307 diffcore_std(&opt);
307 diff_flush(&opt); 308 diff_flush(&opt);
308} 309}
309 310
310void cgit_diff_commit(struct commit *commit, filepair_fn fn) 311void cgit_diff_commit(struct commit *commit, filepair_fn fn)
311{ 312{
312 unsigned char *old_sha1 = NULL; 313 unsigned char *old_sha1 = NULL;
313 314
314 if (commit->parents) 315 if (commit->parents)
315 old_sha1 = commit->parents->item->object.sha1; 316 old_sha1 = commit->parents->item->object.sha1;
316 cgit_diff_tree(old_sha1, commit->object.sha1, fn, NULL); 317 cgit_diff_tree(old_sha1, commit->object.sha1, fn, NULL);
317} 318}
318 319
319int cgit_parse_snapshots_mask(const char *str) 320int cgit_parse_snapshots_mask(const char *str)
320{ 321{
321 const struct cgit_snapshot_format *f; 322 const struct cgit_snapshot_format *f;
322 static const char *delim = " \t,:/|;"; 323 static const char *delim = " \t,:/|;";
323 int tl, sl, rv = 0; 324 int tl, sl, rv = 0;
324 325
325 /* favor legacy setting */ 326 /* favor legacy setting */
326 if(atoi(str)) 327 if(atoi(str))
327 return 1; 328 return 1;
328 for(;;) { 329 for(;;) {
329 str += strspn(str,delim); 330 str += strspn(str,delim);
330 tl = strcspn(str,delim); 331 tl = strcspn(str,delim);
331 if (!tl) 332 if (!tl)
332 break; 333 break;
333 for (f = cgit_snapshot_formats; f->suffix; f++) { 334 for (f = cgit_snapshot_formats; f->suffix; f++) {
334 sl = strlen(f->suffix); 335 sl = strlen(f->suffix);
335 if((tl == sl && !strncmp(f->suffix, str, tl)) || 336 if((tl == sl && !strncmp(f->suffix, str, tl)) ||
336 (tl == sl-1 && !strncmp(f->suffix+1, str, tl-1))) { 337 (tl == sl-1 && !strncmp(f->suffix+1, str, tl-1))) {
337 rv |= f->bit; 338 rv |= f->bit;
338 break; 339 break;
339 } 340 }
340 } 341 }
341 str += tl; 342 str += tl;
342 } 343 }
343 return rv; 344 return rv;
344} 345}