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Use more complicated printable test to remove unnecessary 8bit chars

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Andrey A. Chernov 1995-12-28 16:31:23 +00:00
parent 0145d80c3c
commit 4c19ddc5f1
1 changed files with 3 additions and 1 deletions
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4
usr.bin/strings/strings.c
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@ -54,7 +54,9 @@ static char sccsid[] = "@(#)strings.c 8.2 (Berkeley) 1/28/94";
#include <unistd.h>
#define DEF_LEN 4 /* default minimum string length */
#define ISSTR(ch) (isalnum(ch) || ispunct(ch) || isascii(ch) && isprint(ch) || ch == '\t')
#define ISSTR(ch) (isalnum(ch) || ispunct(ch) || \
isspace(ch) && (!iscntrl(ch) || ch == '\t') || \
isascii(ch) && isprint(ch))
typedef struct exec EXEC; /* struct exec cast */