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-rw-r--r--cgit.c27
-rw-r--r--cgit.h1
-rw-r--r--cgitrc.5.txt10
-rw-r--r--scan-tree.c37
-rw-r--r--scan-tree.h3
5 files changed, 70 insertions, 8 deletions
diff --git a/cgit.c b/cgit.c
index c263872..2364d1c 100644
--- a/cgit.c
+++ b/cgit.c
@@ -181,9 +181,14 @@ void config_cb(const char *name, const char *value)
 		ctx.cfg.max_repo_count = atoi(value);
 	else if (!strcmp(name, "max-commit-count"))
 		ctx.cfg.max_commit_count = atoi(value);
+	else if (!strcmp(name, "project-list"))
+		ctx.cfg.project_list = xstrdup(expand_macros(value));
 	else if (!strcmp(name, "scan-path"))
 		if (!ctx.cfg.nocache && ctx.cfg.cache_size)
 			process_cached_repolist(expand_macros(value));
+		else if (ctx.cfg.project_list)
+			scan_projects(expand_macros(value),
+				      ctx.cfg.project_list, repo_config);
 		else
 			scan_tree(expand_macros(value), repo_config);
 	else if (!strcmp(name, "source-filter"))
@@ -295,6 +300,7 @@ static void prepare_context(struct cgit_context *ctx)
 	ctx->cfg.max_blob_size = 0;
 	ctx->cfg.max_stats = 0;
 	ctx->cfg.module_link = "./?repo=%s&page=commit&id=%s";
+	ctx->cfg.project_list = NULL;
 	ctx->cfg.renamelimit = -1;
 	ctx->cfg.robots = "index, nofollow";
 	ctx->cfg.root_title = "Git repository browser";
@@ -574,7 +580,10 @@ static int generate_cached_repolist(const char *path, const char *cached_rc)
 		return errno;
 	}
 	idx = cgit_repolist.count;
-	scan_tree(path, repo_config);
+	if (ctx.cfg.project_list)
+		scan_projects(path, ctx.cfg.project_list, repo_config);
+	else
+		scan_tree(path, repo_config);
 	print_repolist(f, &cgit_repolist, idx);
 	if (rename(locked_rc, cached_rc))
 		fprintf(stderr, "[cgit] Error renaming %s to %s: %s (%d)\n",
@@ -588,17 +597,25 @@ static void process_cached_repolist(const char *path)
 	struct stat st;
 	char *cached_rc;
 	time_t age;
+	unsigned long hash;
 
-	cached_rc = xstrdup(fmt("%s/rc-%8x", ctx.cfg.cache_root,
-		hash_str(path)));
+	hash = hash_str(path);
+	if (ctx.cfg.project_list)
+		hash += hash_str(ctx.cfg.project_list);
+	cached_rc = xstrdup(fmt("%s/rc-%8x", ctx.cfg.cache_root, hash));
 
 	if (stat(cached_rc, &st)) {
 		/* Nothing is cached, we need to scan without forking. And
 		 * if we fail to generate a cached repolist, we need to
 		 * invoke scan_tree manually.
 		 */
-		if (generate_cached_repolist(path, cached_rc))
-			scan_tree(path, repo_config);
+		if (generate_cached_repolist(path, cached_rc)) {
+			if (ctx.cfg.project_list)
+				scan_projects(path, ctx.cfg.project_list,
+					      repo_config);
+			else
+				scan_tree(path, repo_config);
+		}
 		return;
 	}
 
diff --git a/cgit.h b/cgit.h
index e9e2718..4591f8c 100644
--- a/cgit.h
+++ b/cgit.h
@@ -166,6 +166,7 @@ struct cgit_config {
 	char *logo;
 	char *logo_link;
 	char *module_link;
+	char *project_list;
 	char *robots;
 	char *root_title;
 	char *root_desc;
diff --git a/cgitrc.5.txt b/cgitrc.5.txt
index a853522..ec004d4 100644
--- a/cgitrc.5.txt
+++ b/cgitrc.5.txt
@@ -224,6 +224,11 @@ noheader::
 	Flag which, when set to "1", will make cgit omit the standard header
 	on all pages. Default value: none. See also: "embedded".
 
+project-list::
+	A list of subdirectories inside of scan-path, relative to it, that
+	should loaded as git repositories. This must be defined prior to
+	scan-path. Default value: none. See also: scan-path.
+
 renamelimit::
 	Maximum number of files to consider when detecting renames. The value
 	 "-1" uses the compiletime value in git (for further info, look at
@@ -253,7 +258,10 @@ root-title::
 scan-path::
 	A path which will be scanned for repositories. If caching is enabled,
 	the result will be cached as a cgitrc include-file in the cache
-	directory. Default value: none. See also: cache-scanrc-ttl.
+	directory. If project-list has been defined prior to scan-path,
+	scan-path loads only the directories listed in the file pointed to by
+	project-list. Default value: none. See also: cache-scanrc-ttl,
+	project-list.
 
 section::
 	The name of the current repository section - all repositories defined
diff --git a/scan-tree.c b/scan-tree.c
index 1e18f3c..9bf9b38 100644
--- a/scan-tree.c
+++ b/scan-tree.c
@@ -1,3 +1,12 @@
+/* scan-tree.c
+ * 
+ * Copyright (C) 2008-2009 Lars Hjemli
+ * Copyright (C) 2010 Jason A. Donenfeld <Jason@zx2c4.com>
+ *
+ * Licensed under GNU General Public License v2
+ *   (see COPYING for full license text)
+ */
+
 #include "cgit.h"
 #include "configfile.h"
 #include "html.h"
@@ -142,6 +151,34 @@ static void scan_path(const char *base, const char *path, repo_config_fn fn)
 	closedir(dir);
 }
 
+#define lastc(s) s[strlen(s) - 1]
+
+void scan_projects(const char *path, const char *projectsfile, repo_config_fn fn)
+{
+	char line[MAX_PATH * 2], *z;
+	FILE *projects;
+	int err;
+	
+	projects = fopen(projectsfile, "r");
+	if (!projects) {
+		fprintf(stderr, "Error opening projectsfile %s: %s (%d)\n",
+			projectsfile, strerror(errno), errno);
+	}
+	while (fgets(line, sizeof(line), projects) != NULL) {
+		for (z = &lastc(line);
+		     strlen(line) && strchr("\n\r", *z);
+		     z = &lastc(line))
+			*z = '\0';
+		if (strlen(line))
+			scan_path(path, fmt("%s/%s", path, line), fn);
+	}
+	if ((err = ferror(projects))) {
+		fprintf(stderr, "Error reading from projectsfile %s: %s (%d)\n",
+			projectsfile, strerror(err), err);
+	}
+	fclose(projects);
+}
+
 void scan_tree(const char *path, repo_config_fn fn)
 {
 	scan_path(path, path, fn);
diff --git a/scan-tree.h b/scan-tree.h
index 11539f4..1afbd4b 100644
--- a/scan-tree.h
+++ b/scan-tree.h
@@ -1,3 +1,2 @@
-
-
+extern void scan_projects(const char *path, const char *projectsfile, repo_config_fn fn);
 extern void scan_tree(const char *path, repo_config_fn fn);