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path: root/shared.c
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-rw-r--r--shared.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/shared.c b/shared.c
index 1cd60a2..343a4f9 100644
--- a/shared.c
+++ b/shared.c
@@ -247,129 +247,130 @@ void *cgit_free_commitinfo(struct commitinfo *info)
247{ 247{
248 free(info->author); 248 free(info->author);
249 free(info->author_email); 249 free(info->author_email);
250 free(info->committer); 250 free(info->committer);
251 free(info->committer_email); 251 free(info->committer_email);
252 free(info->subject); 252 free(info->subject);
253 free(info); 253 free(info);
254 return NULL; 254 return NULL;
255} 255}
256 256
257int hextoint(char c) 257int hextoint(char c)
258{ 258{
259 if (c >= 'a' && c <= 'f') 259 if (c >= 'a' && c <= 'f')
260 return 10 + c - 'a'; 260 return 10 + c - 'a';
261 else if (c >= 'A' && c <= 'F') 261 else if (c >= 'A' && c <= 'F')
262 return 10 + c - 'A'; 262 return 10 + c - 'A';
263 else if (c >= '0' && c <= '9') 263 else if (c >= '0' && c <= '9')
264 return c - '0'; 264 return c - '0';
265 else 265 else
266 return -1; 266 return -1;
267} 267}
268 268
269char *trim_end(const char *str, char c) 269char *trim_end(const char *str, char c)
270{ 270{
271 int len; 271 int len;
272 char *s, *t; 272 char *s, *t;
273 273
274 if (str == NULL) 274 if (str == NULL)
275 return NULL; 275 return NULL;
276 t = (char *)str; 276 t = (char *)str;
277 len = strlen(t); 277 len = strlen(t);
278 while(len > 0 && t[len - 1] == c) 278 while(len > 0 && t[len - 1] == c)
279 len--; 279 len--;
280 280
281 if (len == 0) 281 if (len == 0)
282 return NULL; 282 return NULL;
283 283
284 c = t[len]; 284 c = t[len];
285 t[len] = '\0'; 285 t[len] = '\0';
286 s = xstrdup(t); 286 s = xstrdup(t);
287 t[len] = c; 287 t[len] = c;
288 return s; 288 return s;
289} 289}
290 290
291void cgit_diff_tree_cb(struct diff_queue_struct *q, 291void cgit_diff_tree_cb(struct diff_queue_struct *q,
292 struct diff_options *options, void *data) 292 struct diff_options *options, void *data)
293{ 293{
294 int i; 294 int i;
295 295
296 for (i = 0; i < q->nr; i++) { 296 for (i = 0; i < q->nr; i++) {
297 if (q->queue[i]->status == 'U') 297 if (q->queue[i]->status == 'U')
298 continue; 298 continue;
299 ((filepair_fn)data)(q->queue[i]); 299 ((filepair_fn)data)(q->queue[i]);
300 } 300 }
301} 301}
302 302
303static int load_mmfile(mmfile_t *file, const unsigned char *sha1) 303static int load_mmfile(mmfile_t *file, const unsigned char *sha1)
304{ 304{
305 enum object_type type; 305 enum object_type type;
306 306
307 if (is_null_sha1(sha1)) { 307 if (is_null_sha1(sha1)) {
308 file->ptr = (char *)""; 308 file->ptr = (char *)"";
309 file->size = 0; 309 file->size = 0;
310 } else { 310 } else {
311 file->ptr = read_sha1_file(sha1, &type, &file->size); 311 file->ptr = read_sha1_file(sha1, &type,
312 (unsigned long *)&file->size);
312 } 313 }
313 return 1; 314 return 1;
314} 315}
315 316
316/* 317/*
317 * Receive diff-buffers from xdiff and concatenate them as 318 * Receive diff-buffers from xdiff and concatenate them as
318 * needed across multiple callbacks. 319 * needed across multiple callbacks.
319 * 320 *
320 * This is basically a copy of xdiff-interface.c/xdiff_outf(), 321 * This is basically a copy of xdiff-interface.c/xdiff_outf(),
321 * ripped from git and modified to use globals instead of 322 * ripped from git and modified to use globals instead of
322 * a special callback-struct. 323 * a special callback-struct.
323 */ 324 */
324char *diffbuf = NULL; 325char *diffbuf = NULL;
325int buflen = 0; 326int buflen = 0;
326 327
327int filediff_cb(void *priv, mmbuffer_t *mb, int nbuf) 328int filediff_cb(void *priv, mmbuffer_t *mb, int nbuf)
328{ 329{
329 int i; 330 int i;
330 331
331 for (i = 0; i < nbuf; i++) { 332 for (i = 0; i < nbuf; i++) {
332 if (mb[i].ptr[mb[i].size-1] != '\n') { 333 if (mb[i].ptr[mb[i].size-1] != '\n') {
333 /* Incomplete line */ 334 /* Incomplete line */
334 diffbuf = xrealloc(diffbuf, buflen + mb[i].size); 335 diffbuf = xrealloc(diffbuf, buflen + mb[i].size);
335 memcpy(diffbuf + buflen, mb[i].ptr, mb[i].size); 336 memcpy(diffbuf + buflen, mb[i].ptr, mb[i].size);
336 buflen += mb[i].size; 337 buflen += mb[i].size;
337 continue; 338 continue;
338 } 339 }
339 340
340 /* we have a complete line */ 341 /* we have a complete line */
341 if (!diffbuf) { 342 if (!diffbuf) {
342 ((linediff_fn)priv)(mb[i].ptr, mb[i].size); 343 ((linediff_fn)priv)(mb[i].ptr, mb[i].size);
343 continue; 344 continue;
344 } 345 }
345 diffbuf = xrealloc(diffbuf, buflen + mb[i].size); 346 diffbuf = xrealloc(diffbuf, buflen + mb[i].size);
346 memcpy(diffbuf + buflen, mb[i].ptr, mb[i].size); 347 memcpy(diffbuf + buflen, mb[i].ptr, mb[i].size);
347 ((linediff_fn)priv)(diffbuf, buflen + mb[i].size); 348 ((linediff_fn)priv)(diffbuf, buflen + mb[i].size);
348 free(diffbuf); 349 free(diffbuf);
349 diffbuf = NULL; 350 diffbuf = NULL;
350 buflen = 0; 351 buflen = 0;
351 } 352 }
352 if (diffbuf) { 353 if (diffbuf) {
353 ((linediff_fn)priv)(diffbuf, buflen); 354 ((linediff_fn)priv)(diffbuf, buflen);
354 free(diffbuf); 355 free(diffbuf);
355 diffbuf = NULL; 356 diffbuf = NULL;
356 buflen = 0; 357 buflen = 0;
357 } 358 }
358 return 0; 359 return 0;
359} 360}
360 361
361int cgit_diff_files(const unsigned char *old_sha1, 362int cgit_diff_files(const unsigned char *old_sha1,
362 const unsigned char *new_sha1, 363 const unsigned char *new_sha1,
363 linediff_fn fn) 364 linediff_fn fn)
364{ 365{
365 mmfile_t file1, file2; 366 mmfile_t file1, file2;
366 xpparam_t diff_params; 367 xpparam_t diff_params;
367 xdemitconf_t emit_params; 368 xdemitconf_t emit_params;
368 xdemitcb_t emit_cb; 369 xdemitcb_t emit_cb;
369 370
370 if (!load_mmfile(&file1, old_sha1) || !load_mmfile(&file2, new_sha1)) 371 if (!load_mmfile(&file1, old_sha1) || !load_mmfile(&file2, new_sha1))
371 return 1; 372 return 1;
372 373
373 diff_params.flags = XDF_NEED_MINIMAL; 374 diff_params.flags = XDF_NEED_MINIMAL;
374 emit_params.ctxlen = 3; 375 emit_params.ctxlen = 3;
375 emit_params.flags = XDL_EMIT_FUNCNAMES; 376 emit_params.flags = XDL_EMIT_FUNCNAMES;