X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=test%2Fpicsmap.c;h=3c4eb697a4de710a91be75b4e3aa3732bff09dbb;hp=624eda88959080ce6126945e62f1f0982a690160;hb=d61c3c6a831d18ef0ed6f797ac97d60fffc2f158;hpb=02f1dee48fe8af6ce054388fba739aa4f975004e;ds=sidebyside

diff --git a/test/picsmap.c b/test/picsmap.c
index 624eda88..3c4eb697 100644
--- a/test/picsmap.c
+++ b/test/picsmap.c
@@ -1,5 +1,6 @@
 /****************************************************************************
- * Copyright (c) 2017-2018,2019 Free Software Foundation, Inc.              *
+ * Copyright 2018-2019,2020 Thomas E. Dickey                                *
+ * Copyright 2017,2018 Free Software Foundation, Inc.                       *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
@@ -26,7 +27,7 @@
  * authorization.                                                           *
  ****************************************************************************/
 /*
- * $Id: picsmap.c,v 1.131 2019/12/14 23:51:39 tom Exp $
+ * $Id: picsmap.c,v 1.134 2020/07/11 23:01:49 tom Exp $
  *
  * Author: Thomas E. Dickey
  *
@@ -954,6 +955,20 @@ parse_rgb(char **data)
     return result;
 }
 
+#define LOWERCASE(c) ((isalpha(UChar(c)) && isupper(UChar(c))) ? tolower(UChar(c)) : (c))
+
+static int
+CaselessCmp(const char *a, const char *b)
+{				/* strcasecmp isn't portable */
+    while (*a && *b) {
+	int cmp = LOWERCASE(*a) - LOWERCASE(*b);
+	if (cmp != 0)
+	    break;
+	a++, b++;
+    }
+    return LOWERCASE(*a) - LOWERCASE(*b);
+}
+
 static RGB_NAME *
 lookup_rgb(const char *name)
 {
@@ -961,7 +976,7 @@ lookup_rgb(const char *name)
     if (rgb_table != 0) {
 	int n;
 	for (n = 0; rgb_table[n].name != 0; ++n) {
-	    if (!strcasecmp(name, rgb_table[n].name)) {
+	    if (!CaselessCmp(name, rgb_table[n].name)) {
 		result = &rgb_table[n];
 		break;
 	    }