Fixes STR# 3025; string overflow with large filter()s.

Replaced fixed arrays with dynamic strings.



git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@10046 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

1 files changed, 20 insertions, 0 deletions

diff --git a/src/Fl_Native_File_Chooser_common.cxx b/src/Fl_Native_File_Chooser_common.cxx
index 7fec0a34e..1849ef50b 100644
--- a/src/Fl_Native_File_Chooser_common.cxx
+++ b/src/Fl_Native_File_Chooser_common.cxx
@@ -71,6 +71,26 @@ static void chrcat(char *s, char c) {
   strcat(s, tmp);
 }
 
+// COUNT OCCURANCES OF CHAR 'c' IN 'find'.
+int strcnt(const char *s, char c) {
+  int cnt = 0;
+  while ( *s ) { if (*s++ == c ) ++cnt; }
+  return cnt;
+}
+
+// COUNT OCCURANCES OF ANY CHARS FROM 'find' IN 's'.
+int strcnt(const char *s, const char *find) {
+  int cnt = 0;
+  const char *f;
+  while ( *s ) {
+    for (f=find; *f; f++) {
+      if (*s == *f) { ++cnt; break; }
+    }
+    ++s;
+  }
+  return cnt;
+}
+
 //
 // End of "$Id$".
 //