From ae9f27da1337ac2f78eb2f5c0c198614ef9173dd Mon Sep 17 00:00:00 2001
From: Bernd Busse <bernd@busse-net.de>
Date: Thu, 22 Feb 2018 19:53:47 +0100
Subject: [PATCH] Fix config file parsing

---
 src/common.h  | 17 ++---------------
 src/compton.c |  7 +++----
 2 files changed, 5 insertions(+), 19 deletions(-)

diff --git a/src/common.h b/src/common.h
index 701bd784..8daa6584 100644
--- a/src/common.h
+++ b/src/common.h
@@ -1707,20 +1707,7 @@ parse_blur_method(session_t *ps, const char *str) {
  * Parse a blur_strength option argument.
  */
 static inline bool
-parse_blur_strength(session_t *ps, const char *str) {
-  const char *endptr = NULL;
-  long level = strtol(str, (char **) &endptr, 0);
-  if (!endptr || endptr == str) {
-    printf_errf("(\"%s\"): Invalid number.", str);
-    return false;
-  }
-  while (isspace(*endptr))
-    ++endptr;
-  if (*endptr) {
-    printf_errf("(\"%s\"): Trailing characters.", str);
-    return false;
-  }
-
+parse_blur_strength(session_t *ps, const int level) {
   switch (level) {
       case 1:
         ps->o.blur_strength_iterations = 1;
@@ -1783,7 +1770,7 @@ parse_blur_strength(session_t *ps, const char *str) {
         ps->o.blur_strength_offset = 8.0;
         break;
       default:
-        printf_errf("(\"%s\"): Invalid blur_strength argument. Needs to be a number between 1 and 15.", str);
+        printf_errf("(\"%d\"): Invalid blur_strength argument. Needs to be a number between 1 and 15.", level);
         return false;
   }
 
diff --git a/src/compton.c b/src/compton.c
index 7c847911..83226fc9 100644
--- a/src/compton.c
+++ b/src/compton.c
@@ -5645,9 +5645,8 @@ parse_config(session_t *ps, struct options_tmp *pcfgtmp) {
       && !parse_conv_kern_lst(ps, sval, ps->o.blur_kerns, MAX_BLUR_PASS))
     exit(1);
   // --blur-strength
-  //lcfg_lookup_int(&cfg, "blur-strength", &ps->o.blur_strength);
-  if (config_lookup_string(&cfg, "blur-strength", &sval)
-      && !parse_blur_strength(ps, sval))
+  if (lcfg_lookup_int(&cfg, "blur-strength", &ival)
+      && !parse_blur_strength(ps, ival))
     exit(1);
   // --resize-damage
   lcfg_lookup_int(&cfg, "resize-damage", &ps->o.resize_damage);
@@ -6063,7 +6062,7 @@ get_cfg(session_t *ps, int argc, char *const *argv, bool first_pass) {
         break;
       case 322:
         // --blur-strength
-        if (!parse_blur_strength(ps, optarg))
+        if (!parse_blur_strength(ps, strtol(optarg, NULL, 0)))
           exit(1);
         break;
       P_CASEBOOL(731, reredir_on_root_change);