From: Andreas Schwab <schwab@linux-m68k.org>
To: Darren Tucker <dtucker@dtucker.net>
Cc: git@vger.kernel.org
Subject: Re: [PATCH 5/7] Define LLONG_MAX/MIN etc if not already defined.
Date: Mon, 18 May 2020 12:24:00 +0200 [thread overview]
Message-ID: <87a725r16n.fsf@igel.home> (raw)
In-Reply-To: <20200518100356.29292-5-dtucker@dtucker.net> (Darren Tucker's message of "Mon, 18 May 2020 20:03:54 +1000")
On Mai 18 2020, Darren Tucker wrote:
> diff --git a/git-compat-util.h b/git-compat-util.h
> index 8ba576e81e..aa221eba1b 100644
> --- a/git-compat-util.h
> +++ b/git-compat-util.h
> @@ -127,6 +127,22 @@
> /* Approximation of the length of the decimal representation of this type. */
> #define decimal_length(x) ((int)(sizeof(x) * 2.56 + 0.5) + 1)
>
> +#ifndef SIZE_MAX
> +#define SIZE_MAX ((size_t)maximum_signed_value_of_type(size_t))
size_t is an unsigned type.
> +#endif
> +
> +#ifndef LLONG_MIN
> +#define LLONG_MIN ((long long)minimum_signed_value_of_type(long long))
> +#endif
> +
> +#ifndef LLONG_MAX
> +#define LLONG_MAX ((long long)maximum_signed_value_of_type(long long))
> +#endif
> +
> +#ifndef ULLONG_MAX
> +#define ULLONG_MAX ((unsigned long long)maximum_unsigned_value_of_type(unsigned long long))
> +#endif
These definitions won't work in the preprocessor. The are no current
uses of these macros in preprocessor directives, but that needs to be
kept in mind.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1
"And now for something completely different."
next prev parent reply other threads:[~2020-05-18 10:24 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-18 10:03 [PATCH 1/7] Redirect grep's stderr top null too Darren Tucker
2020-05-18 10:03 ` [PATCH 2/7] Define NO_PREAD for HPUX 11.11 and 11.00 Darren Tucker
2020-05-18 10:03 ` [PATCH 3/7] Test for strtoull in configure Darren Tucker
2020-05-18 10:03 ` [PATCH 4/7] Use strtoumax instead of strtoull Darren Tucker
2020-05-18 18:29 ` Junio C Hamano
2020-05-18 10:03 ` [PATCH 5/7] Define LLONG_MAX/MIN etc if not already defined Darren Tucker
2020-05-18 10:24 ` Andreas Schwab [this message]
2020-05-18 14:41 ` Darren Tucker
2020-05-18 10:03 ` [PATCH 6/7] Check if strtoumax is a macro (eg HP-UX 11.11) Darren Tucker
2020-05-18 17:17 ` Junio C Hamano
2020-05-20 1:49 ` Darren Tucker
2020-05-20 3:19 ` Junio C Hamano
2020-05-18 10:03 ` [PATCH 7/7] Define SCNuMAX if not already defined Darren Tucker
2020-05-18 14:13 ` [PATCH 1/7] Redirect grep's stderr top null too Đoàn Trần Công Danh
2020-05-18 14:29 ` Darren Tucker
2020-05-18 15:30 ` Đoàn Trần Công Danh
2020-05-18 23:22 ` Darren Tucker
2020-05-19 0:56 ` [PATCH] t5703: replace "grep -a" usage by perl Đoàn Trần Công Danh
2020-05-19 2:22 ` Darren Tucker
2020-05-19 7:13 ` Christian Couder
2020-05-19 11:39 ` Đoàn Trần Công Danh
2020-05-19 14:13 ` Christian Couder
2020-05-19 16:09 ` [PATCH 1/7] Redirect grep's stderr top null too Eric Sunshine
2020-05-18 18:20 ` Junio C Hamano
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