Fixes for code quality

[collectd.git] / src / configfile.c

diff --git a/src/configfile.c b/src/configfile.c
index 88bed1c436a4d9fa89a4bfefaffacd3b386cfb5a..193e05d247e4db765f528dffc0cbdc692f25907d 100644 (file)
--- a/src/configfile.c
+++ b/src/configfile.c
@@ -917,6 +917,33 @@ const char *global_option_get (const char *option)
                        : cf_global_options[i].def);
 } /* char *global_option_get */
 
+long global_option_get_long (const char *option, long default_value)
+{
+               const char *str;
+               long value;
+
+               str = global_option_get(option);
+               if(NULL == str) return(default_value);
+
+               errno = 0;
+               value = strtol(str, NULL, 10);
+               if (errno == ERANGE && (value == LONG_MAX || value == LONG_MIN)) return(default_value);
+               if (errno != 0 && value == 0) return(default_value);
+               return(value);
+} /* char *global_option_get_long */
+
+long global_option_get_long_in_range (const char *option, long default_value, long min, long max)
+{
+               long value;
+
+               assert(min < max);
+               value = global_option_get_long(option, default_value);
+               if(value < min) return(default_value);
+               if(value > max) return(default_value);
+               return(value);
+
+} /* char *global_option_get_long_in_range */
+
 cdtime_t cf_get_default_interval (void)
 {
   char const *str = global_option_get ("Interval");