X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=libi3%2Fdpi.c;h=d15e35be78effe198e52e569d85bd2c8025a927e;hb=052e96d3232ef644870fd514b39d2fa2a1ccf22b;hp=a832a689c40600b089ffbfdc2f5dd7421bb34ef5;hpb=f354f534357798eb3ba497b7143132f41ff090f6;p=i3%2Fi3

diff --git a/libi3/dpi.c b/libi3/dpi.c
index a832a689..d15e35be 100644
--- a/libi3/dpi.c
+++ b/libi3/dpi.c
@@ -24,6 +24,7 @@ static long init_dpi_fallback(void) {
  */
 void init_dpi(void) {
     xcb_xrm_database_t *database = NULL;
+    char *resource = NULL;
 
     if (conn == NULL) {
         goto init_dpi_end;
@@ -35,7 +36,6 @@ void init_dpi(void) {
         goto init_dpi_end;
     }
 
-    char *resource;
     xcb_xrm_resource_get_string(database, "Xft.dpi", NULL, &resource);
     if (resource == NULL) {
         DLOG("Resource Xft.dpi not specified, skipping.\n");
@@ -43,16 +43,19 @@ 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 = lround(in_dpi);
 
     DLOG("Found Xft.dpi = %ld.\n", dpi);
 
 init_dpi_end:
+    free(resource);
+
     if (database != NULL) {
         xcb_xrm_database_free(database);
     }
@@ -64,6 +67,14 @@ init_dpi_end:
     }
 }
 
+/*
+ * This function returns the value of the DPI setting.
+ *
+ */
+long get_dpi_value(void) {
+    return dpi;
+}
+
 /*
  * Convert a logical amount of pixels (e.g. 2 pixels on a “standard” 96 DPI
  * screen) to a corresponding amount of physical pixels on a standard or retina