Add support for 'project-list' option

[ps-cgit] / scan-tree.c

diff --git a/scan-tree.c b/scan-tree.c
index 1e18f3c9b89e72607fccaa3bc6574c7233c6fb41..9bf9b38b6af6dc891db10a686c3bf097bdcf658b 100644 (file)
--- 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);