Let file browser filter on extension

[xboard.git] / filebrowser / dir.c

diff --git a/filebrowser/dir.c b/filebrowser/dir.c
index 123d329..820422e 100644 (file)
--- a/filebrowser/dir.c
+++ b/filebrowser/dir.c
@@ -128,6 +128,7 @@ SFgetDir(dir)
 #endif /* ndef S_IFLNK */
 
        while (dp = readdir(dirp)) {
+               struct stat statBuf;
                if (i >= alloc) {
                        alloc = 2 * (alloc + 1);
                        result = (SFEntry *) XtRealloc((char *) result,
@@ -143,8 +144,16 @@ SFgetDir(dir)
                }
                result[i].shown = result[i].real;
                if(SFpathFlag) { // [HGM] only show directories
-                       struct stat statBuf;
                        if (stat(str, &statBuf) || SFstatChar(&statBuf) != '/') continue;
+               } else if(SFfilterBuffer[0]) { // [HGM] filter on extension
+                   char *p = SFfilterBuffer, match, *q;
+                   match = !(stat(str, &statBuf) || SFstatChar(&statBuf) != '/');
+                   do {
+                       if(q = strchr(p, ' ')) *q = 0;
+                       if(strstr(str, p)) match++;
+                       if(q) *q = ' ';
+                   } while(q && (p = q+1));
+                   if(!match) continue;
                }
                i++;
        }