now takes a as parameter

wernsey · Apr 21, 2021 · 844e2a7 · 844e2a7
1 parent 905834c
commit 844e2a7
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/bmp.c b/bmp.c
@@ -3706,7 +3706,7 @@ Bitmap *bm_from_Xbm(int w, int h, unsigned char *data) {
 /*
 See also https://www.fileformat.info/format/xpm/egff.htm
 */
-Bitmap *bm_from_Xpm(char *xpm[]) {
+Bitmap *bm_from_Xpm(const char *xpm[]) {
 #define XPM_MAX_COLORS 256
     Bitmap *b;
     int w, h, nc, cp;
@@ -3777,7 +3777,7 @@ Bitmap *bm_from_Xpm(char *xpm[]) {
 
     /* Get the actual pixel data */
     for(j = 0; j < h; j++) {
-        char *row = xpm[1 + nc + j];
+        const char *row = xpm[1 + nc + j];
         for(i = 0; i < w; i++) {
             assert(row[i]);
             for(r = 0; r < nc; r++) {

diff --git a/bmp.h b/bmp.h
@@ -172,12 +172,12 @@ Bitmap *bm_crop(Bitmap *b, int x, int y, int w, int h);
 Bitmap *bm_from_Xbm(int w, int h, unsigned char *data);
 
 /**
- * #### `Bitmap *bm_from_Xpm(char *xpm[])`
+ * #### `Bitmap *bm_from_Xpm(const char *xpm[])`
  *
  * Creates a `Bitmap` object from [X PixMap](https://en.wikipedia.org/wiki/X_PixMap)
  * data in a source file.
  */
-Bitmap *bm_from_Xpm(char *xpm[]);
+Bitmap *bm_from_Xpm(const char *xpm[]);
 
 /**
  * #### `int bm_width(Bitmap *b)`