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| author | Paul Eggert <eggert@cs.ucla.edu> | 2005-03-09 19:25:14 +0000 |
|---|---|---|
| committer | Paul Eggert <eggert@cs.ucla.edu> | 2005-03-09 19:25:14 +0000 |
| commit | d7506ef9cd183fbaa952b56b59a752a2a192207c (patch) | |
| tree | 100d86b9222bb66aca592f7d8e9d72ee1f24f910 | |
| parent | 81e7c85bcaa2f37947c5094f50b3be3669f4add6 (diff) | |
| download | coreutils-d7506ef9cd183fbaa952b56b59a752a2a192207c.tar.xz | |
Include intprops.h.
(TYPE_SIGNED, TYPE_MINIMUM, TYPE_MAXIMUM): Remove.
(utimecmp): Use TYPE_IS_INTEGER, TYPE_TWOS_COMPLEMENT
instead of rolling our own expressions.
| -rw-r--r-- | lib/utimecmp.c | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/lib/utimecmp.c b/lib/utimecmp.c index 1ff61f39a..edce9ef12 100644 --- a/lib/utimecmp.c +++ b/lib/utimecmp.c @@ -1,6 +1,6 @@ /* utimecmp.c -- compare file time stamps - Copyright (C) 2004 Free Software Foundation, Inc. + Copyright (C) 2004, 2005 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -35,6 +35,7 @@ #include <stdbool.h> #include <stdlib.h> #include "hash.h" +#include "intprops.h" #include "timespec.h" #include "utimens.h" #include "xalloc.h" @@ -50,14 +51,6 @@ # define SIZE_MAX ((size_t) -1) #endif -/* The extra casts work around common compiler bugs. */ -#define TYPE_SIGNED(t) (! ((t) 0 < (t) -1)) -/* The outer cast is needed to work around a bug in Cray C 5.0.3.0. - It is necessary at least when t == time_t. */ -#define TYPE_MINIMUM(t) ((t) (TYPE_SIGNED (t) \ - ? ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1) : (t) 0)) -#define TYPE_MAXIMUM(t) ((t) (~ (t) 0 - TYPE_MINIMUM (t))) - enum { BILLION = 1000 * 1000 * 1000 }; /* Best possible resolution that utimens can set and stat can return, @@ -140,8 +133,8 @@ utimecmp (char const *dst_name, time_t might be unsigned. */ - verify (time_t_is_integer, (time_t) 0.5 == 0); - verify (twos_complement_arithmetic, -1 == ~1 + 1); + verify (time_t_is_integer, TYPE_IS_INTEGER (time_t)); + verify (twos_complement_arithmetic, TYPE_TWOS_COMPLEMENT (int)); /* Destination and source time stamps. */ time_t dst_s = dst_stat->st_mtime; |