From f453199292b45007e5078f568f3bce2e8c8b4067 Mon Sep 17 00:00:00 2001
From: Sebastian Harl <sh@tokkee.org>
Date: Wed, 18 Feb 2009 14:20:51 +0100
Subject: [PATCH] Moved remove_special() from the bind plugin to the "common"
 module.

This function might be useful for other plugins as well. Also, it has been
renamed to replace_special() which is slightly more appropriate imho.
---
 src/bind.c   | 17 ++---------------
 src/common.c | 13 +++++++++++++
 src/common.h | 17 +++++++++++++++++
 3 files changed, 32 insertions(+), 15 deletions(-)

diff --git a/src/bind.c b/src/bind.c
index 8e785d98..13967bb1 100644
--- a/src/bind.c
+++ b/src/bind.c
@@ -239,19 +239,6 @@ static int memsummary_translation_table_length =
   STATIC_ARRAY_SIZE (memsummary_translation_table);
 /* }}} */
 
-static void remove_special (char *buffer, size_t buffer_size) /* {{{ */
-{
-  size_t i;
-
-  for (i = 0; i < buffer_size; i++)
-  {
-    if (buffer[i] == 0)
-      return;
-    if ((!isalnum ((int) buffer[i])) && (buffer[i] != '-'))
-      buffer[i] = '_';
-  }
-} /* }}} void remove_special */
-
 static void submit_counter(time_t ts, const char *plugin_instance, /* {{{ */
     const char *type, const char *type_instance, counter_t value)
 {
@@ -268,13 +255,13 @@ static void submit_counter(time_t ts, const char *plugin_instance, /* {{{ */
   if (plugin_instance) {
     sstrncpy(vl.plugin_instance, plugin_instance,
         sizeof(vl.plugin_instance));
-    remove_special (vl.plugin_instance, sizeof (vl.plugin_instance));
+    replace_special (vl.plugin_instance, sizeof (vl.plugin_instance));
   }
   sstrncpy(vl.type, type, sizeof(vl.type));
   if (type_instance) {
     sstrncpy(vl.type_instance, type_instance,
         sizeof(vl.type_instance));
-    remove_special (vl.plugin_instance, sizeof (vl.plugin_instance));
+    replace_special (vl.plugin_instance, sizeof (vl.plugin_instance));
   }
   plugin_dispatch_values(&vl);
 } /* }}} void submit_counter */
diff --git a/src/common.c b/src/common.c
index 28f16da0..3ec4c6e1 100644
--- a/src/common.c
+++ b/src/common.c
@@ -347,6 +347,19 @@ int escape_slashes (char *buf, int buf_len)
 	return (0);
 } /* int escape_slashes */
 
+void replace_special (char *buffer, size_t buffer_size)
+{
+	size_t i;
+
+	for (i = 0; i < buffer_size; i++)
+	{
+		if (buffer[i] == 0)
+			return;
+		if ((!isalnum ((int) buffer[i])) && (buffer[i] != '-'))
+			buffer[i] = '_';
+	}
+} /* void replace_special */
+
 int timeval_cmp (struct timeval tv0, struct timeval tv1, struct timeval *delta)
 {
 	struct timeval *larger;
diff --git a/src/common.h b/src/common.h
index 85db3adb..8b401d68 100644
--- a/src/common.h
+++ b/src/common.h
@@ -158,6 +158,23 @@ int strjoin (char *dst, size_t dst_len, char **fields, size_t fields_num, const
  */
 int escape_slashes (char *buf, int buf_len);
 
+/*
+ * NAME
+ *   replace_special
+ *
+ * DESCRIPTION
+ *   Replaces any special characters (anything that's not alpha-numeric or a
+ *   dash) with an underscore.
+ *
+ *   E.g. "foo$bar&" would become "foo_bar_".
+ *
+ * PARAMETERS
+ *   `buffer'      String to be handled.
+ *   `buffer_size' Length of the string. The function returns after
+ *                 encountering a null-byte or reading this many bytes.
+ */
+void replace_special (char *buffer, size_t buffer_size);
+
 int strsubstitute (char *str, char c_from, char c_to);
 
 /*
-- 
2.11.0