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-rw-r--r--shared.c88
1 files changed, 83 insertions, 5 deletions
diff --git a/shared.c b/shared.c
index 6adf2b6..b42c2a2 100644
--- a/shared.c
+++ b/shared.c
@@ -10,7 +10,6 @@
struct cgit_repolist cgit_repolist;
struct cgit_context ctx;
-int cgit_cmd;
int chk_zero(int result, char *msg)
{
@@ -59,6 +58,8 @@ struct cgit_repo *cgit_add_repo(const char *url)
ret->snapshots = ctx.cfg.snapshots;
ret->enable_log_filecount = ctx.cfg.enable_log_filecount;
ret->enable_log_linecount = ctx.cfg.enable_log_linecount;
+ ret->enable_remote_branches = ctx.cfg.enable_remote_branches;
+ ret->enable_subject_links = ctx.cfg.enable_subject_links;
ret->max_stats = ctx.cfg.max_stats;
ret->module_link = ctx.cfg.module_link;
ret->readme = NULL;
@@ -262,7 +263,8 @@ int filediff_cb(void *priv, mmbuffer_t *mb, int nbuf)
int cgit_diff_files(const unsigned char *old_sha1,
const unsigned char *new_sha1, unsigned long *old_size,
- unsigned long *new_size, int *binary, linediff_fn fn)
+ unsigned long *new_size, int *binary, int context,
+ int ignorews, linediff_fn fn)
{
mmfile_t file1, file2;
xpparam_t diff_params;
@@ -289,7 +291,9 @@ int cgit_diff_files(const unsigned char *old_sha1,
memset(&emit_params, 0, sizeof(emit_params));
memset(&emit_cb, 0, sizeof(emit_cb));
diff_params.flags = XDF_NEED_MINIMAL;
- emit_params.ctxlen = 3;
+ if (ignorews)
+ diff_params.flags |= XDF_IGNORE_WHITESPACE;
+ emit_params.ctxlen = context > 0 ? context : 3;
emit_params.flags = XDL_EMIT_FUNCNAMES;
emit_cb.outf = filediff_cb;
emit_cb.priv = fn;
@@ -303,7 +307,7 @@ int cgit_diff_files(const unsigned char *old_sha1,
void cgit_diff_tree(const unsigned char *old_sha1,
const unsigned char *new_sha1,
- filepair_fn fn, const char *prefix)
+ filepair_fn fn, const char *prefix, int ignorews)
{
struct diff_options opt;
int ret;
@@ -314,6 +318,8 @@ void cgit_diff_tree(const unsigned char *old_sha1,
opt.detect_rename = 1;
opt.rename_limit = ctx.cfg.renamelimit;
DIFF_OPT_SET(&opt, RECURSIVE);
+ if (ignorews)
+ DIFF_XDL_SET(&opt, IGNORE_WHITESPACE);
opt.format_callback = cgit_diff_tree_cb;
opt.format_callback_data = fn;
if (prefix) {
@@ -338,7 +344,8 @@ void cgit_diff_commit(struct commit *commit, filepair_fn fn)
if (commit->parents)
old_sha1 = commit->parents->item->object.sha1;
- cgit_diff_tree(old_sha1, commit->object.sha1, fn, NULL);
+ cgit_diff_tree(old_sha1, commit->object.sha1, fn, NULL,
+ ctx.qry.ignorews);
}
int cgit_parse_snapshots_mask(const char *str)
@@ -430,3 +437,74 @@ int readfile(const char *path, char **buf, size_t *size)
close(fd);
return (*size == st.st_size ? 0 : e);
}
+
+int is_token_char(char c)
+{
+ return isalnum(c) || c == '_';
+}
+
+/* Replace name with getenv(name), return pointer to zero-terminating char
+ */
+char *expand_macro(char *name, int maxlength)
+{
+ char *value;
+ int len;
+
+ len = 0;
+ value = getenv(name);
+ if (value) {
+ len = strlen(value);
+ if (len > maxlength)
+ len = maxlength;
+ strncpy(name, value, len);
+ }
+ return name + len;
+}
+
+#define EXPBUFSIZE (1024 * 8)
+
+/* Replace all tokens prefixed by '$' in the specified text with the
+ * value of the named environment variable.
+ * NB: the return value is a static buffer, i.e. it must be strdup'd
+ * by the caller.
+ */
+char *expand_macros(const char *txt)
+{
+ static char result[EXPBUFSIZE];
+ char *p, *start;
+ int len;
+
+ p = result;
+ start = NULL;
+ while (p < result + EXPBUFSIZE - 1 && txt && *txt) {
+ *p = *txt;
+ if (start) {
+ if (!is_token_char(*txt)) {
+ if (p - start > 0) {
+ *p = '\0';
+ len = result + EXPBUFSIZE - start - 1;
+ p = expand_macro(start, len) - 1;
+ }
+ start = NULL;
+ txt--;
+ }
+ p++;
+ txt++;
+ continue;
+ }
+ if (*txt == '$') {
+ start = p;
+ txt++;
+ continue;
+ }
+ p++;
+ txt++;
+ }
+ *p = '\0';
+ if (start && p - start > 0) {
+ len = result + EXPBUFSIZE - start - 1;
+ p = expand_macro(start, len);
+ *p = '\0';
+ }
+ return result;
+}