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authorLars Hjemli <hjemli@gmail.com>2007-01-12 00:24:35 +0100
committerLars Hjemli <hjemli@gmail.com>2007-01-12 00:24:35 +0100
commit2c2047ff67a1e0053f95776e5079e432f69cea54 (patch)
tree0572bd25c3f7ef43494664cca750c940c9e93ef1 /cache.c
parentMove cache_prepare() to cgit (diff)
downloadcgit-pink-2c2047ff67a1e0053f95776e5079e432f69cea54.tar.gz
cgit-pink-2c2047ff67a1e0053f95776e5079e432f69cea54.zip
Remove troublesome chars from cachefile names
Add a funtion cache_safe_filename() which replaces possibly bad filename
characters with '_'.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>
Diffstat (limited to '')
-rw-r--r--cache.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/cache.c b/cache.c
index 1ff1251..8df7c26 100644
--- a/cache.c
+++ b/cache.c
@@ -10,6 +10,22 @@
 
 const int NOLOCK = -1;
 
+char *cache_safe_filename(const char *unsafe)
+{
+	static char buf[PATH_MAX];
+	char *s = buf;
+	char c;
+
+	while(unsafe && (c = *unsafe++) != 0) {
+		if (c == '/' || c == ' ' || c == '&' || c == '|' || 
+		    c == '>' || c == '<' || c == '.')
+			c = '_';
+		*s++ = c;
+	}
+	*s = '\0';
+	return buf;
+}
+
 int cache_exist(struct cacheitem *item)
 {
 	if (stat(item->name, &item->st)) {