src/daemon/utils_cache.h: Improve documentation for uc_iterator_get_next().

[collectd.git] / src / daemon / common.c

diff --git a/src/daemon/common.c b/src/daemon/common.c
index d53f1ec0aa968f63a8130362047cf2b83458f05a..654a5a0968a741d9c1b0a7997dc888ed262b0515 100644 (file)
--- a/src/daemon/common.c
+++ b/src/daemon/common.c
@@ -1209,6 +1209,28 @@ int parse_values (char *buffer, value_list_t *vl, const data_set_t *ds)
        return (0);
 } /* int parse_values */
 
+int parse_value_file (char const *path, value_t *ret_value, int ds_type)
+{
+       FILE *fh;
+       char buffer[256];
+
+       fh = fopen (path, "r");
+       if (fh == NULL)
+               return (-1);
+
+       if (fgets (buffer, sizeof (buffer), fh) == NULL)
+       {
+               fclose (fh);
+               return (-1);
+       }
+
+       fclose (fh);
+
+       strstripnewline (buffer);
+
+       return parse_value (buffer, ret_value, ds_type);
+} /* int parse_value_file */
+
 #if !HAVE_GETPWNAM_R
 int getpwnam_r (const char *name, struct passwd *pwbuf, char *buf,
                size_t buflen, struct passwd **pwbufp)