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-rw-r--r--shared.c90
1 files changed, 84 insertions, 6 deletions
diff --git a/shared.c b/shared.c
index 6adf2b6..72ac140 100644
--- a/shared.c
+++ b/shared.c
@@ -10,7 +10,6 @@
10 10
11struct cgit_repolist cgit_repolist; 11struct cgit_repolist cgit_repolist;
12struct cgit_context ctx; 12struct cgit_context ctx;
13int cgit_cmd;
14 13
15int chk_zero(int result, char *msg) 14int chk_zero(int result, char *msg)
16{ 15{
@@ -59,9 +58,11 @@ struct cgit_repo *cgit_add_repo(const char *url)
59 ret->snapshots = ctx.cfg.snapshots; 58 ret->snapshots = ctx.cfg.snapshots;
60 ret->enable_log_filecount = ctx.cfg.enable_log_filecount; 59 ret->enable_log_filecount = ctx.cfg.enable_log_filecount;
61 ret->enable_log_linecount = ctx.cfg.enable_log_linecount; 60 ret->enable_log_linecount = ctx.cfg.enable_log_linecount;
61 ret->enable_remote_branches = ctx.cfg.enable_remote_branches;
62 ret->enable_subject_links = ctx.cfg.enable_subject_links;
62 ret->max_stats = ctx.cfg.max_stats; 63 ret->max_stats = ctx.cfg.max_stats;
63 ret->module_link = ctx.cfg.module_link; 64 ret->module_link = ctx.cfg.module_link;
64 ret->readme = NULL; 65 ret->readme = ctx.cfg.readme;
65 ret->mtime = -1; 66 ret->mtime = -1;
66 ret->about_filter = ctx.cfg.about_filter; 67 ret->about_filter = ctx.cfg.about_filter;
67 ret->commit_filter = ctx.cfg.commit_filter; 68 ret->commit_filter = ctx.cfg.commit_filter;
@@ -262,7 +263,8 @@ int filediff_cb(void *priv, mmbuffer_t *mb, int nbuf)
262 263
263int cgit_diff_files(const unsigned char *old_sha1, 264int cgit_diff_files(const unsigned char *old_sha1,
264 const unsigned char *new_sha1, unsigned long *old_size, 265 const unsigned char *new_sha1, unsigned long *old_size,
265 unsigned long *new_size, int *binary, linediff_fn fn) 266 unsigned long *new_size, int *binary, int context,
267 int ignorews, linediff_fn fn)
266{ 268{
267 mmfile_t file1, file2; 269 mmfile_t file1, file2;
268 xpparam_t diff_params; 270 xpparam_t diff_params;
@@ -289,7 +291,9 @@ int cgit_diff_files(const unsigned char *old_sha1,
289 memset(&emit_params, 0, sizeof(emit_params)); 291 memset(&emit_params, 0, sizeof(emit_params));
290 memset(&emit_cb, 0, sizeof(emit_cb)); 292 memset(&emit_cb, 0, sizeof(emit_cb));
291 diff_params.flags = XDF_NEED_MINIMAL; 293 diff_params.flags = XDF_NEED_MINIMAL;
292 emit_params.ctxlen = 3; 294 if (ignorews)
295 diff_params.flags |= XDF_IGNORE_WHITESPACE;
296 emit_params.ctxlen = context > 0 ? context : 3;
293 emit_params.flags = XDL_EMIT_FUNCNAMES; 297 emit_params.flags = XDL_EMIT_FUNCNAMES;
294 emit_cb.outf = filediff_cb; 298 emit_cb.outf = filediff_cb;
295 emit_cb.priv = fn; 299 emit_cb.priv = fn;
@@ -303,7 +307,7 @@ int cgit_diff_files(const unsigned char *old_sha1,
303 307
304void cgit_diff_tree(const unsigned char *old_sha1, 308void cgit_diff_tree(const unsigned char *old_sha1,
305 const unsigned char *new_sha1, 309 const unsigned char *new_sha1,
306 filepair_fn fn, const char *prefix) 310 filepair_fn fn, const char *prefix, int ignorews)
307{ 311{
308 struct diff_options opt; 312 struct diff_options opt;
309 int ret; 313 int ret;
@@ -314,6 +318,8 @@ void cgit_diff_tree(const unsigned char *old_sha1,
314 opt.detect_rename = 1; 318 opt.detect_rename = 1;
315 opt.rename_limit = ctx.cfg.renamelimit; 319 opt.rename_limit = ctx.cfg.renamelimit;
316 DIFF_OPT_SET(&opt, RECURSIVE); 320 DIFF_OPT_SET(&opt, RECURSIVE);
321 if (ignorews)
322 DIFF_XDL_SET(&opt, IGNORE_WHITESPACE);
317 opt.format_callback = cgit_diff_tree_cb; 323 opt.format_callback = cgit_diff_tree_cb;
318 opt.format_callback_data = fn; 324 opt.format_callback_data = fn;
319 if (prefix) { 325 if (prefix) {
@@ -338,7 +344,8 @@ void cgit_diff_commit(struct commit *commit, filepair_fn fn)
338 344
339 if (commit->parents) 345 if (commit->parents)
340 old_sha1 = commit->parents->item->object.sha1; 346 old_sha1 = commit->parents->item->object.sha1;
341 cgit_diff_tree(old_sha1, commit->object.sha1, fn, NULL); 347 cgit_diff_tree(old_sha1, commit->object.sha1, fn, NULL,
348 ctx.qry.ignorews);
342} 349}
343 350
344int cgit_parse_snapshots_mask(const char *str) 351int cgit_parse_snapshots_mask(const char *str)
@@ -430,3 +437,74 @@ int readfile(const char *path, char **buf, size_t *size)
430 close(fd); 437 close(fd);
431 return (*size == st.st_size ? 0 : e); 438 return (*size == st.st_size ? 0 : e);
432} 439}
440
441int is_token_char(char c)
442{
443 return isalnum(c) || c == '_';
444}
445
446/* Replace name with getenv(name), return pointer to zero-terminating char
447 */
448char *expand_macro(char *name, int maxlength)
449{
450 char *value;
451 int len;
452
453 len = 0;
454 value = getenv(name);
455 if (value) {
456 len = strlen(value);
457 if (len > maxlength)
458 len = maxlength;
459 strncpy(name, value, len);
460 }
461 return name + len;
462}
463
464#define EXPBUFSIZE (1024 * 8)
465
466/* Replace all tokens prefixed by '$' in the specified text with the
467 * value of the named environment variable.
468 * NB: the return value is a static buffer, i.e. it must be strdup'd
469 * by the caller.
470 */
471char *expand_macros(const char *txt)
472{
473 static char result[EXPBUFSIZE];
474 char *p, *start;
475 int len;
476
477 p = result;
478 start = NULL;
479 while (p < result + EXPBUFSIZE - 1 && txt && *txt) {
480 *p = *txt;
481 if (start) {
482 if (!is_token_char(*txt)) {
483 if (p - start > 0) {
484 *p = '\0';
485 len = result + EXPBUFSIZE - start - 1;
486 p = expand_macro(start, len) - 1;
487 }
488 start = NULL;
489 txt--;
490 }
491 p++;
492 txt++;
493 continue;
494 }
495 if (*txt == '$') {
496 start = p;
497 txt++;
498 continue;
499 }
500 p++;
501 txt++;
502 }
503 *p = '\0';
504 if (start && p - start > 0) {
505 len = result + EXPBUFSIZE - start - 1;
506 p = expand_macro(start, len);
507 *p = '\0';
508 }
509 return result;
510}