Fix ctype carelessnesses. (Thanks to Solaris gcc for bothering to

[sgt/tweak] / main.c

diff --git a/main.c b/main.c
index 9875d5a..9940e30 100644 (file)
--- a/main.c
+++ b/main.c
@@ -571,9 +571,9 @@ int get_str (char *prompt, char *buf, int highlight) {
                    p++;
                    if (p<r && *p == '\\')
                        p++, display_set_colour(COL_ESCAPE);
-                   else if (p>=r || !isxdigit (*p))
+                   else if (p>=r || !isxdigit ((unsigned char)*p))
                        display_set_colour(COL_INVALID);
-                   else if (p+1>=r || !isxdigit (p[1]))
+                   else if (p+1>=r || !isxdigit ((unsigned char)p[1]))
                        p++, display_set_colour(COL_INVALID);
                    else
                        p+=2, display_set_colour(COL_ESCAPE);
@@ -641,7 +641,8 @@ int parse_quoted (char *buffer) {
            p++;
            if (*p == '\\')
                *q++ = *p++;
-           else if (p[1] && isxdigit(*p) && isxdigit(p[1])) {
+           else if (p[1] && isxdigit((unsigned char)*p) &&
+                    isxdigit((unsigned char)p[1])) {
                char buf[3];
                buf[0] = *p++;
                buf[1] = *p++;