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--- util.c.orig Fri Jan 23 17:37:13 1998
+++ util.c Fri Jan 23 17:37:12 1998
@@ -361,3 +361,52 @@
}
}
#endif
+
+int strwidth(const char *p)
+{
+ int i = 0, len, incr;
+ const char *start, *s, *s1, *s2;
+
+ for (start = s = p; ; start = (s += incr)) {
+ s1 = strchr(s, '\n');
+ s2 = strstr(s, "\\n");
+ if (s2 == NULL)
+ s = s1;
+ else if (s1 == NULL)
+ s = s2;
+ else
+ s = MIN(s1, s2);
+ if (s == NULL)
+ break;
+ incr = 1 + (s == s2);
+ len = s - start;
+ if (len > i)
+ i = len;
+ }
+ len = strlen(start);
+ if (len > i)
+ i = len;
+ return i;
+}
+
+int strheight(const char *p)
+{
+ int i = 1, incr;
+ const char *s, *s1, *s2;
+
+ for (s = p; ; s += incr) {
+ s1 = strchr(s, '\n');
+ s2 = strstr(s, "\\n");
+ if (s2 == NULL)
+ s = s1;
+ else if (s1 == NULL)
+ s = s2;
+ else
+ s = MIN(s1, s2);
+ if (s == NULL)
+ break;
+ incr = 1 + (s == s2);
+ i++;
+ }
+ return i;
+}
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