bug#43088: GNU Mailutils fails its test suite on aarch64

[Pierre Langlois]

Pierre Langlois writes:

> Hi Tobias,
>
> Tobias Geerinckx-Rice via Bug reports for GNU Guix writes:
>
>> Guix,
>>
>> ‘readmsg’ from mailutils@3.10 segfaults on aarch64, blocking 
>> ‘emacs’
>> and ‘emacs-no-x’, but not ‘emacs-minimal’.
>>
>> --- ./readmsg/tests/testsuite.dir/4/testsuite.log
>>     ---------------------------
>>
>> #                             -*- compilation -*-
>> 4. hdr.at:17: testing readmsg -h ...
>> ./hdr.at:17:
>> MAIL=$abs_top_srcdir/testsuite/spool/mbox1
>> FOLDER=$MAIL
>> export MAIL FOLDER
>> readmsg --no-site --no-user readmsg -h SOMETHING
>> --- /dev/null   2020-08-25 23:01:26.064000000 +0000
>> +++
>> /tmp/guix-build-mailutils-3.10.drv-0/mailutils-3.10/readmsg/tests/testsuite.dir/at-groups/4/stderr
>>  
>> 2020-08-
>> 27 15:25:42.447733149 +0000
>> @@ -0,0 +1 @@
>> +/tmp/guix-build-mailutils-3.10.drv-0/mailutils-3.10/readmsg/tests/testsuite.dir/at-groups/4/test-source:
>> line 2
>> 1: 30506 Segmentation fault      readmsg --no-site --no-user readmsg -h
>> SOMETHING
>> --- -   2020-08-27 15:25:42.455592145 +0000
>> +++
>> /tmp/guix-build-mailutils-3.10.drv-0/mailutils-3.10/readmsg/tests/testsuite.dir/at-groups/4/stdout
>>  
>> 2020-08-
>> 27 15:25:42.451733151 +0000
>> @@ -1,17 +1,2 @@
>> From bar@dontmailme.org  Fri Dec 28 23:28:09 2001
>> -Received: (from bar@dontmailme.org)
>> -       by dontmailme.org id fERKR9N16790
>> -       for foobar@nonexistent.net; Fri, 28 Dec 2001 22:18:08         +0200
>> -Date: Fri, 28 Dec 2001 23:28:08 +0200
>> -From: Bar <bar@dontmailme.org>
>> -To: Foo Bar <foobar@nonexistent.net>
>> -Message-Id: <200112232808.fERKR9N16790@dontmailme.org>
>> -Subject: Re: Jabberwocky
>> -
>> -It seems very pretty, but it's *rather* hard to understand!'
>> -Somehow it seems to fill my head with ideas -- only I don't
>> -exactly know what they are!  However, SOMEBODY killed SOMETHING:
>> -that's clear, at any rate...
>> -
>> -
>>
>> ./hdr.at:17: exit code was 139, expected 0
>> 4. hdr.at:17: 4. readmsg -h (hdr.at:17): FAILED (hdr.at:17)
>
> I've been hit by this as well so I thought I'd look into it today, and I
> think I found the problem! I just sent an email upstream to
> bug-mailutils@gnu.org about it.

Cool, upstream fixed the bug! [0]

Here's a patch to apply the fix before we get the next release.

OK to commit?

Thanks,
Pierre

[0]: 
https://git.savannah.gnu.org/cgit/mailutils.git/commit/?id=5ca6382fe8adb5bc436a6d873c8b86c69d5abfd1

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From 0aac8082acd0c19a2d991376c7527053e196a1fd Mon Sep 17 00:00:00 2001
From: Pierre Langlois <pierre.langlois@gmx.com>
Date: Sun, 13 Sep 2020 13:02:52 +0100
Subject: [PATCH] gnu: mailutils: Fix unitialized variable in readmsg.

Fixes mailutils on aarch64, see <https://issues.guix.gnu.org/43088>.

* gnu/packages/patches/mailutils-fix-uninitialized-variable.patch: New
file.
* gnu/packages/mail.scm (mailutils)[source]: Add patch.
* gnu/local.mk (dist_patch_DATA): Register patch.
---
 gnu/local.mk                                  |  1 +
 gnu/packages/mail.scm                         |  5 +++-
 ...mailutils-fix-uninitialized-variable.patch | 26 +++++++++++++++++++
 3 files changed, 31 insertions(+), 1 deletion(-)
 create mode 100644 
gnu/packages/patches/mailutils-fix-uninitialized-variable.patch

diff --git a/gnu/local.mk b/gnu/local.mk
index 1baa8405c5..6cdbe0d778 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -1291,6 +1291,7 @@ dist_patch_DATA =                                         
\
   %D%/packages/patches/luajit-no_ldconfig.patch                        \
   %D%/packages/patches/luit-posix.patch                                \
   %D%/packages/patches/lvm2-static-link.patch                  \
+  %D%/packages/patches/mailutils-fix-uninitialized-variable.patch      \
   %D%/packages/patches/make-impure-dirs.patch                  \
   %D%/packages/patches/mariadb-client-test-32bit.patch         \
   %D%/packages/patches/mars-install.patch                      \
diff --git a/gnu/packages/mail.scm b/gnu/packages/mail.scm
index 4a9c6fc90f..45d7877c27 100644
--- a/gnu/packages/mail.scm
+++ b/gnu/packages/mail.scm
@@ -197,7 +197,10 @@ example, modify the message headers or body, or encrypt or 
sign the message.")
                                  version ".tar.xz"))
              (sha256
               (base32
-               "17smrxjdgbbzbzakik30vj46q4iib85ksqhb82jr4vjp57akszh9"))))
+               "17smrxjdgbbzbzakik30vj46q4iib85ksqhb82jr4vjp57akszh9"))
+             (patches
+              ;; Fixes https://issues.guix.gnu.org/43088.
+              (search-patches "mailutils-fix-uninitialized-variable.patch"))))
     (build-system gnu-build-system)
     (arguments
      `(#:phases
diff --git a/gnu/packages/patches/mailutils-fix-uninitialized-variable.patch 
b/gnu/packages/patches/mailutils-fix-uninitialized-variable.patch
new file mode 100644
index 0000000000..2a1c81648b
--- /dev/null
+++ b/gnu/packages/patches/mailutils-fix-uninitialized-variable.patch
@@ -0,0 +1,26 @@
+From 5ca6382fe8adb5bc436a6d873c8b86c69d5abfd1 Mon Sep 17 00:00:00 2001
+From: Sergey Poznyakoff <gray@gnu.org>
+Date: Sun, 13 Sep 2020 14:43:46 +0300
+Subject: [PATCH] Fix uninitialized variable in readmsg
+
+* readmsg/readmsg.c (main): Initialize weedc.
+---
+ readmsg/readmsg.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/readmsg/readmsg.c b/readmsg/readmsg.c
+index 9f305bb9c..3a9f420db 100644
+--- a/readmsg/readmsg.c
++++ b/readmsg/readmsg.c
+@@ -466,7 +466,7 @@ main (int argc, char **argv)
+   mu_mailbox_t mbox = NULL;
+   struct mu_wordsplit ws;
+   char **weedv;
+-  int weedc;
++  int weedc = 0;
+   int unix_header = 0;
+
+   /* Native Language Support */
+--
+2.28.0
+
--
2.28.0