1 files changed, 37 insertions, 0 deletions
diff --git a/tools/jprof/strset.cpp b/tools/jprof/strset.cpp
new file mode 100644
index 0000000000..514b8c03e0
--- /dev/null
+++ b/tools/jprof/strset.cpp
@@ -0,0 +1,37 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "strset.h"
+#include <malloc.h>
+#include <string.h>
+
+StrSet::StrSet() {
+  strings = 0;
+  numstrings = 0;
+}
+
+void StrSet::add(const char* s) {
+  if (strings) {
+    strings = (char**)realloc(strings, (numstrings + 1) * sizeof(char*));
+  } else {
+    strings = (char**)malloc(sizeof(char*));
+  }
+  strings[numstrings] = strdup(s);
+  numstrings++;
+}
+
+int StrSet::contains(const char* s) {
+  char** sp = strings;
+  int i = numstrings;
+
+  while (--i >= 0) {
+    char* ss = *sp++;
+    if (ss[0] == s[0]) {
+      if (strcmp(ss, s) == 0) {
+        return 1;
+      }
+    }
+  }
+  return 0;
+}