src/common.c: parse_value: Strip trailing whitespace before parsing.

This hopefully avoids the annoying "trailing garbage" message when the buffer
only contains a newline or space at the end.

diff --git a/src/common.c b/src/common.c
index 530f73309327db8f0222acf2479e78799dfb8fcb..c5bd6470aa47e80564e5145312bfc9dec89b1500 100644 (file)
--- a/src/common.c
+++ b/src/common.c
@@ -849,9 +849,25 @@ int parse_identifier (char *str, char **ret_host,
        return (0);
 } /* int parse_identifier */
 
-int parse_value (const char *value, value_t *ret_value, int ds_type)
+int parse_value (const char *value_orig, value_t *ret_value, int ds_type)
 {
+  char *value;
   char *endptr = NULL;
+  size_t value_len;
+
+  if (value_orig == NULL)
+    return (EINVAL);
+
+  value = strdup (value_orig);
+  if (value == NULL)
+    return (ENOMEM);
+  value_len = strlen (value);
+
+  while ((value_len > 0) && isspace ((int) value[value_len - 1]))
+  {
+    value[value_len - 1] = 0;
+    value_len--;
+  }
 
   switch (ds_type)
   {
@@ -872,11 +888,13 @@ int parse_value (const char *value, value_t *ret_value, int ds_type)
       break;
 
     default:
+      sfree (value);
       ERROR ("parse_value: Invalid data source type: %i.", ds_type);
       return -1;
   }
 
   if (value == endptr) {
+    sfree (value);
     ERROR ("parse_value: Failed to parse string as %s: %s.",
         DS_TYPE_TO_STRING (ds_type), value);
     return -1;
@@ -884,8 +902,9 @@ int parse_value (const char *value, value_t *ret_value, int ds_type)
   else if ((NULL != endptr) && ('\0' != *endptr))
     INFO ("parse_value: Ignoring trailing garbage \"%s\" after %s value. "
         "Input string was \"%s\".",
-        endptr, DS_TYPE_TO_STRING (ds_type), value);
+        endptr, DS_TYPE_TO_STRING (ds_type), value_orig);
 
+  sfree (value);
   return 0;
 } /* int parse_value */