+static unsigned long get_unit_factor(const char *end)
+{
+ if (!*end)
+ return 1;
+ else if (!strcasecmp(end, "k"))
+ return 1024;
+ else if (!strcasecmp(end, "m"))
+ return 1024 * 1024;
+ else if (!strcasecmp(end, "g"))
+ return 1024 * 1024 * 1024;
+ die("unknown unit: '%s'", end);
+}
+
+int git_parse_long(const char *value, long *ret)
+{
+ if (value && *value) {
+ char *end;
+ long val = strtol(value, &end, 0);
+ *ret = val * get_unit_factor(end);
+ return 1;
+ }
+ return 0;
+}
+
+int git_parse_ulong(const char *value, unsigned long *ret)