diff options
-rw-r--r-- | usr.bin/wall/wall.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/usr.bin/wall/wall.c b/usr.bin/wall/wall.c index 12c4387..f2b8a9d 100644 --- a/usr.bin/wall/wall.c +++ b/usr.bin/wall/wall.c @@ -183,8 +183,10 @@ makemsg(fname) putc('\r', fp); putc('\n', fp); cnt = 0; - } else if ( !isprint(ch) && !isspace(ch) - && ch != '\007' && ch != '\010' + } else if ( ( (ch & 0x7F) < ' ' /* locale-independent */ + || (!isprint(ch) && !isspace(ch)) + ) + && strchr("\a\f\t\v\b\r\n", ch) == NULL ) { if (ch & 0x80) { ch &= 0x7F; |