X-Git-Url: https://gitweb.ps.run/ps-cgit/blobdiff_plain/ce1c7336e5b3e3ebe8f8c9029c405aedec98c208..1b49de3c2c52e29c78f870826b6334abdadc0295:/shared.c

diff --git a/shared.c b/shared.c
index 6fd70a8..f8a17b6 100644
--- a/shared.c
+++ b/shared.c
@@ -15,11 +15,13 @@ char *cgit_root_title   = "Git repository browser";
 char *cgit_css          = "/cgit.css";
 char *cgit_logo         = "/git-logo.png";
 char *cgit_logo_link    = "http://www.kernel.org/pub/software/scm/git/docs/";
+char *cgit_module_link  = "./?repo=%s&page=commit&id=%s";
 char *cgit_virtual_root = NULL;
 
 char *cgit_cache_root   = "/var/cache/cgit";
 
 int cgit_nocache               =  0;
+int cgit_snapshots             =  0;
 int cgit_max_lock_attempts     =  5;
 int cgit_cache_root_ttl        =  5;
 int cgit_cache_repo_ttl        =  5;
@@ -44,10 +46,25 @@ char *cgit_query_search = NULL;
 char *cgit_query_sha1   = NULL;
 char *cgit_query_sha2   = NULL;
 char *cgit_query_path   = NULL;
+char *cgit_query_name   = NULL;
 int   cgit_query_ofs    = 0;
 
 int htmlfd = 0;
 
+int chk_zero(int result, char *msg)
+{
+	if (result != 0)
+		die("%s: %s", msg, strerror(errno));
+	return result;
+}
+
+int chk_positive(int result, char *msg)
+{
+	if (result <= 0)
+		die("%s: %s", msg, strerror(errno));
+	return result;
+}
+
 struct repoinfo *add_repo(const char *url)
 {
 	struct repoinfo *ret;
@@ -57,8 +74,8 @@ struct repoinfo *add_repo(const char *url)
 			cgit_repolist.length = 8;
 		else
 			cgit_repolist.length *= 2;
-		cgit_repolist.repos = xrealloc(cgit_repolist.repos, 
-					       cgit_repolist.length * 
+		cgit_repolist.repos = xrealloc(cgit_repolist.repos,
+					       cgit_repolist.length *
 					       sizeof(struct repoinfo));
 	}
 
@@ -68,6 +85,8 @@ struct repoinfo *add_repo(const char *url)
 	ret->path = NULL;
 	ret->desc = NULL;
 	ret->owner = NULL;
+	ret->snapshots = cgit_snapshots;
+	ret->module_link = cgit_module_link;
 	return ret;
 }
 
@@ -81,10 +100,14 @@ void cgit_global_config_cb(const char *name, const char *value)
 		cgit_logo = xstrdup(value);
 	else if (!strcmp(name, "logo-link"))
 		cgit_logo_link = xstrdup(value);
+	else if (!strcmp(name, "module-link"))
+		cgit_module_link = xstrdup(value);
 	else if (!strcmp(name, "virtual-root"))
 		cgit_virtual_root = xstrdup(value);
 	else if (!strcmp(name, "nocache"))
 		cgit_nocache = atoi(value);
+	else if (!strcmp(name, "snapshots"))
+		cgit_snapshots = atoi(value);
 	else if (!strcmp(name, "cache-root"))
 		cgit_cache_root = xstrdup(value);
 	else if (!strcmp(name, "cache-root-ttl"))
@@ -107,6 +130,10 @@ void cgit_global_config_cb(const char *name, const char *value)
 		cgit_repo->desc = xstrdup(value);
 	else if (cgit_repo && !strcmp(name, "repo.owner"))
 		cgit_repo->owner = xstrdup(value);
+	else if (cgit_repo && !strcmp(name, "repo.snapshots"))
+		cgit_repo->snapshots = atoi(value);
+	else if (cgit_repo && !strcmp(name, "repo.module-link"))
+		cgit_repo->module_link= xstrdup(value);
 }
 
 void cgit_repo_config_cb(const char *name, const char *value)
@@ -140,6 +167,8 @@ void cgit_querystring_cb(const char *name, const char *value)
 		cgit_query_ofs = atoi(value);
 	} else if (!strcmp(name, "path")) {
 		cgit_query_path = xstrdup(value);
+	} else if (!strcmp(name, "name")) {
+		cgit_query_name = xstrdup(value);
 	}
 }
 
@@ -166,3 +195,46 @@ int hextoint(char c)
 		return -1;
 }
 
+void cgit_diff_tree_cb(struct diff_queue_struct *q,
+		       struct diff_options *options, void *data)
+{
+	int i;
+
+	for (i = 0; i < q->nr; i++) {
+		if (q->queue[i]->status == 'U')
+			continue;
+		((filepair_fn)data)(q->queue[i]);
+	}
+}
+
+void cgit_diff_tree(const unsigned char *old_sha1,
+		    const unsigned char *new_sha1,
+		    filepair_fn fn)
+{
+	struct diff_options opt;
+	int ret;
+
+	diff_setup(&opt);
+	opt.output_format = DIFF_FORMAT_CALLBACK;
+	opt.detect_rename = 1;
+	opt.recursive = 1;
+	opt.format_callback = cgit_diff_tree_cb;
+	opt.format_callback_data = fn;
+	diff_setup_done(&opt);
+
+	if (old_sha1)
+		ret = diff_tree_sha1(old_sha1, new_sha1, "", &opt);
+	else
+		ret = diff_root_tree_sha1(new_sha1, "", &opt);
+	diffcore_std(&opt);
+	diff_flush(&opt);
+}
+
+void cgit_diff_commit(struct commit *commit, filepair_fn fn)
+{
+	unsigned char *old_sha1 = NULL;
+
+	if (commit->parents)
+		old_sha1 = commit->parents->item->object.sha1;
+	cgit_diff_tree(old_sha1, commit->object.sha1, fn);
+}