From: "Liam R. Howlett" <Liam.Howlett@Oracle.com>
To: Michael Kebe <michael.kebe@gmail.com>
Cc: ?var Arnfj?r? Bjarmason <avarab@gmail.com>,
Git Mailing List <git@vger.kernel.org>,
Marc Stevens <marc@marc-stevens.nl>
Subject: Re: Compile Error v2.13.2 on Solaris SPARC
Date: Tue, 27 Jun 2017 12:28:09 -0400 [thread overview]
Message-ID: <20170627162808.p7sj3jpwum7n3hq2@oracle.com> (raw)
In-Reply-To: <CAKKM46sBVyTMGNwU6E9s7gq8wiBfAxrKzBFVgU=zfwj+YdAjcQ@mail.gmail.com>
How about:
---- 8< ----
diff --git a/sha1dc/sha1.c b/sha1dc/sha1.c
index facea1bb5..ed8c63f2d 100644
--- a/sha1dc/sha1.c
+++ b/sha1dc/sha1.c
@@ -38,9 +38,18 @@
#if (defined(_BYTE_ORDER) || defined(__BYTE_ORDER) || defined(__BYTE_ORDER__))
+#define EMPTY_VAL(x) x ## 1
+#define EMPTY(x) EMPTY_VAL(x)
+
+#if (defined(_BIG_ENDIAN) && (EMPTY(_BIG_ENDIAN) == 1))
+#undef _BIG_ENDIAN
+#define _BIG_ENDIAN 4321
+#endif
+
#if ((defined(_BYTE_ORDER) && (_BYTE_ORDER == _BIG_ENDIAN)) || \
(defined(__BYTE_ORDER) && (__BYTE_ORDER == __BIG_ENDIAN)) || \
- (defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == __BIG_ENDIAN__)) )
+ (defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == __BIG_ENDIAN__)) || \
+ (defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == _BIG_ENDIAN)) )
#define SHA1DC_BIGENDIAN
#endif
* Michael Kebe <michael.kebe@gmail.com> [170627 02:28]:
> On the Solaris system here __BYTE_ORDER__ set to 4321 and _BIG_ENDIAN
> is defined, but has no value.
>
> The problem is the not short circuiting macro...
>
> -------------------------8<------------------------------
> #undef _FOO1
> #undef _FOO2
> #undef _FOO2
>
> #undef _BAR1
> #undef _BAR2
> #undef _BAR3
>
> #define _FOO3 42
>
> //comment out this line or give it a value to make the preprocesser happy
> #define _BAR1
>
> #if (defined(_FOO1) || defined(_FOO2) || defined(_FOO3))
>
> // not short circuiting... preprocesser tries to evaluate (_FOO1 &&
> _BAR1) but _BAR1 has no value...
> #if ((defined(_FOO1) && (_FOO1 == _BAR1)) || \
> (defined(_FOO2) && (_FOO2 == _BAR2)) || \
> (defined(_FOO3) && (_FOO3 == BAR3)) )
> #define SHA1DC_BIGENDIAN
> #endif
>
> #endif
> -------------------------8<------------------------------
> https://gist.github.com/michaelkebe/c963c7478b7b55ad197f0665986870d4
>
> What do you think?
>
> 2017-06-27 7:41 GMT+02:00 Michael Kebe <michael.kebe@gmail.com>:
> > 2017-06-26 22:27 GMT+02:00 Ævar Arnfjörð Bjarmason <avarab@gmail.com>:
> >> Could you (or anyone else for that matter) please test it with:
> >>
> >> git clone --branch bigend-detect-solaris-again https://github.com/avar/sha1collisiondetection.git &&
> >> cd sha1collisiondetection &&
> >> make test
> >
> > Still no luck.
> >
> > ~/sha1collisiondetection (bigend-detect-solaris-again *)$ CC=gcc gmake test
> > mkdir -p dep_lib && gcc -O2 -Wall -Werror -Wextra -pedantic -std=c90
> > -Ilib -M -MF dep_lib/sha1.d lib/sha1.c
> > lib/sha1.c:63:58: error: operator '==' has no right operand
> > #if ((defined(_BYTE_ORDER) && (_BYTE_ORDER == _BIG_ENDIAN)) || \
> > ^
> >
> > Running Solaris on sparc:
> > $ uname -a
> > SunOS er202 5.11 11.3 sun4v sparc sun4v
> >
> >
> > The isa_defs.h is available here:
> > https://gist.github.com/michaelkebe/472720cd684b5b2a504b8eeb24049870
> >
> >
> > Greetings
> > Michael
next prev parent reply other threads:[~2017-06-27 16:28 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-26 7:32 Compile Error v2.13.2 on Solaris SPARC Michael Kebe
[not found] ` <87lgofcf7r.fsf@gmail.com>
2017-06-26 12:36 ` Michael Kebe
2017-06-26 12:47 ` Ævar Arnfjörð Bjarmason
2017-06-26 14:00 ` Michael Kebe
2017-06-26 18:31 ` Ævar Arnfjörð Bjarmason
2017-06-26 18:29 ` Liam R. Howlett
[not found] ` <87fuem7aw2.fsf@gmail.com>
2017-06-27 5:41 ` Michael Kebe
2017-06-27 6:28 ` Michael Kebe
2017-06-27 16:28 ` Liam R. Howlett [this message]
2017-06-27 17:38 ` Junio C Hamano
2017-06-27 18:29 ` Liam R. Howlett
2017-06-27 18:55 ` Ævar Arnfjörð Bjarmason
2017-06-27 17:59 ` Ævar Arnfjörð Bjarmason
2017-06-27 12:17 ` [PATCH 0/3] update sha1dc from PR #36 Ævar Arnfjörð Bjarmason
2017-06-27 18:37 ` Stefan Beller
2017-06-27 20:33 ` [PATCH v2 " Ævar Arnfjörð Bjarmason
2017-06-27 21:37 ` Junio C Hamano
2017-06-27 21:38 ` Junio C Hamano
2017-06-27 22:24 ` Ævar Arnfjörð Bjarmason
2017-06-28 21:42 ` Ævar Arnfjörð Bjarmason
2017-06-28 22:02 ` Junio C Hamano
2017-06-27 20:33 ` [PATCH v2 1/3] sha1dc: correct endian detection for Solaris (and others?) Ævar Arnfjörð Bjarmason
2017-06-27 20:33 ` [PATCH v2 2/3] sha1dc: optionally use sha1collisiondetection as a submodule Ævar Arnfjörð Bjarmason
2017-06-27 20:33 ` [PATCH v2 3/3] sha1collisiondetection: automatically enable when submodule is populated Ævar Arnfjörð Bjarmason
2017-07-01 22:05 ` [PATCH v3 0/3] Update sha1dc from upstream Ævar Arnfjörð Bjarmason
2017-07-01 22:05 ` [PATCH v3 1/3] sha1dc: update " Ævar Arnfjörð Bjarmason
2017-07-01 22:05 ` [PATCH v3 2/3] sha1dc: optionally use sha1collisiondetection as a submodule Ævar Arnfjörð Bjarmason
2017-07-03 17:11 ` Junio C Hamano
2017-07-03 20:29 ` Ævar Arnfjörð Bjarmason
2017-07-04 17:26 ` Junio C Hamano
2017-07-04 22:50 ` Ævar Arnfjörð Bjarmason
2017-07-05 0:36 ` Stefan Beller
2017-07-05 1:56 ` Junio C Hamano
2017-07-05 17:46 ` Stefan Beller
2017-07-05 18:03 ` Ævar Arnfjörð Bjarmason
2017-07-01 22:05 ` [PATCH v3 3/3] sha1collisiondetection: automatically enable when submodule is populated Ævar Arnfjörð Bjarmason
2017-06-27 12:17 ` [PATCH 1/3] sha1dc: update from my PR #36 Ævar Arnfjörð Bjarmason
2017-06-27 15:22 ` Junio C Hamano
2017-06-27 15:53 ` Junio C Hamano
2017-06-27 18:07 ` Ævar Arnfjörð Bjarmason
2017-06-27 15:55 ` Junio C Hamano
2017-06-27 16:31 ` Liam R. Howlett
2017-06-27 18:11 ` Ævar Arnfjörð Bjarmason
2017-06-27 19:10 ` Junio C Hamano
2017-06-27 19:33 ` Junio C Hamano
2017-06-27 19:35 ` Ævar Arnfjörð Bjarmason
2017-06-27 19:38 ` Junio C Hamano
2017-06-27 19:38 ` Liam R. Howlett
2017-06-27 19:48 ` Junio C Hamano
2017-06-27 18:06 ` Ævar Arnfjörð Bjarmason
2017-06-27 18:12 ` Junio C Hamano
2017-06-27 18:19 ` Ævar Arnfjörð Bjarmason
2017-06-27 20:17 ` Junio C Hamano
2017-06-27 18:23 ` Junio C Hamano
2017-06-27 18:52 ` Ævar Arnfjörð Bjarmason
2017-06-27 12:17 ` [PATCH 2/3] sha1dc: optionally use sha1collisiondetection as a submodule Ævar Arnfjörð Bjarmason
2017-06-27 18:46 ` Stefan Beller
2017-06-27 18:56 ` Ævar Arnfjörð Bjarmason
2017-06-27 12:17 ` [PATCH 3/3] sha1collisiondetection: automatically enable when submodule is populated Ævar Arnfjörð Bjarmason
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