Coding style.

render.c

@@ -89,7 +89,7 @@ render_page(render_thread_t* render_thread, zathura_page_t* page)
   return true;
 }
 
-void
+static void
 color2double(GdkColor* col, double* v)
 {
   v[0] = (double) col->red / 65535.;
@@ -100,7 +100,7 @@ color2double(GdkColor* col, double* v)
 /* Returns the maximum possible saturation for given h and l.
    Assumes that l is in the interval l1, l2 and corrects the value to
    force u=0 on l1 and l2 */
-double
+static double
 colorumax(double* h, double l, double l1, double l2)
 {
   double u, uu, v, vv, lv;
@@ -109,22 +109,28 @@ colorumax(double* h, double l, double l1, double l2)
   }
 
   lv = (l - l1)/(l2 - l1);    /* Remap l to the whole interval 0,1 */
-  
   u = v = 1000000;
   for (int k = 0; k < 3; k++) {
     if (h[k] > 0) {
       uu = fabs((1-l)/h[k]);
       vv = fabs((1-lv)/h[k]);
 
-      if (uu < u)    u = uu;
-      if (vv < v) v = vv;
-
+      if (uu < u) {
+        u = uu;
+      }
+      if (vv < v) {
+        v = vv;
+      }
     } else if (h[k] < 0) {
       uu = fabs(l/h[k]);
       vv = fabs(lv/h[k]);
 
-      if (uu < u)    u = uu;
-      if (vv < v) v = vv;      
+      if (uu < u) {
+        u = uu;
+      }
+      if (vv < v) {
+        v = vv;
+      }
     }
   }
 
@@ -194,9 +200,7 @@ render(zathura_t* zathura, zathura_page_t* page)
      - a hue vector, which indicates a radian direction from the grey axis, inside the equal lightness plane.
      - a saturation scalar between 0,1. It is 0 when grey, 1 when the color is in the boundary of the rgb cube.
   */
-   
   if (zathura->global.recolor == true) {
-
     /* RGB weights for computing lightness. Must sum to one */
     double a[] = {0.30, 0.59, 0.11};
 
@@ -228,8 +232,11 @@ render(zathura_t* zathura, zathura_page_t* page)
 
         /* u is the maximum possible saturation for given h and l. s is a rescaled saturation between 0 and 1 */
         u = colorumax(h, l, 0, 1);
-	if (u == 0)   s = 0;
-	else          s = 1/u;
+        if (u == 0) {
+          s = 0;
+        } else {
+          s = 1/u;
+        }
 
         /* Interpolates lightness between light and dark colors. white goes to light, and black goes to dark. */
         t = l;