almost new release (some aggregation related stuff and more)

[svn/Prometheus-QoS/.git] / utils.c

diff --git a/utils.c b/utils.c
new file mode 100644 (file)
index 0000000..09ae9f9
--- /dev/null
+++ b/utils.c
@@ -0,0 +1,41 @@
+#include <string.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+
+/* http://stackoverflow.com/questions/4021479/getting-file-modification-time-on-unix-using-utime-in-c */
+time_t get_mtime(const char *path)
+{
+ struct stat statbuf;
+ if (stat(path, &statbuf) == -1) 
+ {
+  perror(path);
+  exit(1);
+ }
+ return statbuf.st_mtime;
+}
+
+/* just text line parsing */
+char *parse_datafile_line(char *str)
+{
+ char *ptr = strchr(str,' ');
+ if(!ptr)
+ {
+  ptr = strchr(str,'\t');
+ }
+
+ if(ptr)
+ {
+  *ptr = 0;
+  ptr++;
+  while(*ptr == ' ' || *ptr == '\t')
+  {
+   ptr++;
+  }
+  return ptr;
+ }
+ else
+ {
+  return NULL;
+ }
+}