From d2b35388b4a4626f3c57f18a470bf1244eaee837 Mon Sep 17 00:00:00 2001
From: "Pawel S. Veselov" <pawel.veselov@gmail.com>
Date: Sat, 9 Dec 2017 15:12:25 +0100
Subject: [PATCH] Fixes #3072, Xft.dpi can be floating point

---
 libi3/dpi.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/libi3/dpi.c b/libi3/dpi.c
index 93a3c6f6..a2c40319 100644
--- a/libi3/dpi.c
+++ b/libi3/dpi.c
@@ -43,12 +43,13 @@ void init_dpi(void) {
     }
 
     char *endptr;
-    dpi = strtol(resource, &endptr, 10);
-    if (dpi == LONG_MAX || dpi == LONG_MIN || dpi < 0 || *endptr != '\0' || endptr == resource) {
+    double in_dpi = strtod(resource, &endptr);
+    if (in_dpi == HUGE_VAL || dpi < 0 || *endptr != '\0' || endptr == resource) {
         ELOG("Xft.dpi = %s is an invalid number and couldn't be parsed.\n", resource);
         dpi = 0;
         goto init_dpi_end;
     }
+    dpi = (long)round(in_dpi);
 
     DLOG("Found Xft.dpi = %ld.\n", dpi);