[src/trunk]: src/usr.bin/printf make value an int to avoid all the casts and ...

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/45f4771724cd
branches:  trunk
changeset: 982546:45f4771724cd
user:      christos <christos%NetBSD.org@localhost>
date:      Fri Apr 16 18:31:28 2021 +0000

description:
make value an int to avoid all the casts and conversion warnings.

diffstat:

 usr.bin/printf/printf.c |  17 ++++++++---------
 1 files changed, 8 insertions(+), 9 deletions(-)

diffs (59 lines):

diff -r 5d74fe94c3fe -r 45f4771724cd usr.bin/printf/printf.c
--- a/usr.bin/printf/printf.c   Fri Apr 16 16:49:27 2021 +0000
+++ b/usr.bin/printf/printf.c   Fri Apr 16 18:31:28 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: printf.c,v 1.51 2021/04/16 15:10:18 christos Exp $     */
+/*     $NetBSD: printf.c,v 1.52 2021/04/16 18:31:28 christos Exp $     */
 
 /*
  * Copyright (c) 1989, 1993
@@ -41,7 +41,7 @@
 #if 0
 static char sccsid[] = "@(#)printf.c   8.2 (Berkeley) 3/22/95";
 #else
-__RCSID("$NetBSD: printf.c,v 1.51 2021/04/16 15:10:18 christos Exp $");
+__RCSID("$NetBSD: printf.c,v 1.52 2021/04/16 18:31:28 christos Exp $");
 #endif
 #endif /* not lint */
 
@@ -119,9 +119,9 @@
 }
 
 #define isodigit(c)    ((c) >= '0' && (c) <= '7')
-#define octtobin(c)    (char)((c) - '0')
-#define check(c, a)    (c) >= (a) && (c) <= (a) + 5 ? (char)((c) - (a) + 10)
-#define hextobin(c)    (check(c, 'a') : check(c, 'A') : (char)((c) - '0'))
+#define octtobin(c)    ((c) - '0')
+#define check(c, a)    (c) >= (a) && (c) <= (a) + 5 ? (c) - (a) + 10
+#define hextobin(c)    (check(c, 'a') : check(c, 'A') : (c) - '0')
 #ifdef main
 int main(int, char *[]);
 #endif
@@ -486,7 +486,7 @@
 static char *
 conv_escape(char *str, char *conv_ch, int quiet)
 {
-       char value = 0;
+       int value = 0;
        char ch, *begin;
        int c;
 
@@ -520,8 +520,7 @@
                begin = str;
                for (c = 2; c-- && isxdigit((unsigned char)*str); str++) {
                        value <<= 4;
-                       const char d = hextobin(*str);
-                       value += d;
+                       value += hextobin(*str);
                }
                if (str == begin) {
                        if (!quiet)
@@ -552,7 +551,7 @@
                break;
        }
 
-       *conv_ch = value;
+       *conv_ch = (char)value;
        return str;
 }