Debian Bug report logs - #869588
libcap2 FTBFS: error: conflicting types for '__cap_lookup_name'

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Message #5 received at submit@bugs.debian.org (full text, mbox, reply):

From: Helmut Grohne <helmut@subdivi.de>

To: Debian Bug Tracking System <submit@bugs.debian.org>

Subject: libcap2 FTBFS: error: conflicting types for '__cap_lookup_name'

Date: Mon, 24 Jul 2017 17:17:52 +0200

Source: libcap2
Version: 1:2.25-1
Severity: serious
User: helmutg@debian.org
Usertags: rebootstrap

libcap2 fails to build from source in sid.

| cc -g -O2 -fdebug-prefix-map=/<<PKGBUILDDIR>>=. -fstack-protector-strong -Wformat -Werror=format-security -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Dlinux -Wall -Wwrite-strings -Wpointer-arith -Wcast-qual -Wcast-align -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs -Winline -Wshadow -g -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Dlinux -Wall -Wwrite-strings -Wpointer-arith -Wcast-qual -Wcast-align -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs -Winline -Wshadow -g -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/<<PKGBUILDDIR>>/libcap/../libcap/include/uapi -I/<<PKGBUILDDIR>>/libcap/../libcap/include -include _caps_output.gperf -c cap_text.c -o cap_text.o
| In file included from <command-line>:0:0:
| ./_caps_output.gperf:86:15: error: unknown type name 'size_t'
|       register size_t n)
|                ^~~~~~
| ./_caps_output.gperf:109:52: error: unknown type name 'size_t'
|  __cap_hash_name(register const char *str, register size_t len)
|                                                     ^~~~~~
| ./_caps_output.gperf:208:21: error: unknown type name 'size_t'
|             register size_t len)
|                      ^~~~~~
| ./_caps_output.gperf:207:29: error: conflicting types for '__cap_lookup_name'
|  const struct __cap_token_s *__cap_lookup_name(register const char *str,
|                              ^~~~~~~~~~~~~~~~~
| ./_caps_output.gperf:33:36: note: previous declaration of '__cap_lookup_name' was here
|  static const struct __cap_token_s *__cap_lookup_name(const char *,
|                                     ^~~~~~~~~~~~~~~~~
| cap_text.c: In function 'cap_to_name':
| cap_text.c:291:2: warning: ignoring return value of 'asprintf', declared with attribute warn_unused_result [-Wunused-result]
|   asprintf(&tmp, "%u", cap);
|   ^~~~~~~~~~~~~~~~~~~~~~~~~
| Makefile:66: recipe for target 'cap_text.o' failed
| make[3]: *** [cap_text.o] Error 1
| make[3]: Leaving directory '/<<PKGBUILDDIR>>/libcap'
| Makefile:12: recipe for target 'all' failed
| make[2]: *** [all] Error 2
| make[2]: Leaving directory '/<<PKGBUILDDIR>>'
| dh_auto_build: make -j1 CC=cc BUILD_CC=cc returned exit code 2
| debian/rules:29: recipe for target 'override_dh_auto_build' failed
| make[1]: *** [override_dh_auto_build] Error 2
| make[1]: Leaving directory '/<<PKGBUILDDIR>>'
| debian/rules:25: recipe for target 'build-arch' failed
| make: *** [build-arch] Error 2
| dpkg-buildpackage: error: debian/rules build-arch gave error exit status 2

Looks like the gperf upload is the immediate cause.

Helmut

Message #10 received at 869588@bugs.debian.org (full text, mbox, reply):

From: Helmut Grohne <helmut@subdivi.de>

To: 869588@bugs.debian.org

Subject: Re: libcap2 FTBFS: error: conflicting types for '__cap_lookup_name'

Date: Mon, 24 Jul 2017 23:47:01 +0200

[Message part 1 (text/plain, inline)]

Control: tags -1 + patch

I'm not super happy with the attached patch, but it makes libcap2 build.
Please consider improving it. :)

Helmut

[libcap2_2.25-1.1.debdiff (text/plain, attachment)]

Message #17 received at 869588-close@bugs.debian.org (full text, mbox, reply):

From: Matthias Klose <doko@debian.org>

To: 869588-close@bugs.debian.org

Subject: Bug#869588: fixed in libcap2 1:2.25-1.1

Date: Wed, 11 Oct 2017 08:50:07 +0000

Source: libcap2
Source-Version: 1:2.25-1.1

We believe that the bug you reported is fixed in the latest version of
libcap2, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to 869588@bugs.debian.org,
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Matthias Klose <doko@debian.org> (supplier of updated libcap2 package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing ftpmaster@ftp-master.debian.org)


-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

Format: 1.8
Date: Wed, 11 Oct 2017 10:26:50 +0200
Source: libcap2
Binary: libcap2-bin libcap2 libcap-dev libpam-cap libcap2-udeb
Architecture: source
Version: 1:2.25-1.1
Distribution: unstable
Urgency: medium
Maintainer: Christian Kastner <ckk@debian.org>
Changed-By: Matthias Klose <doko@debian.org>
Description:
 libcap-dev - POSIX 1003.1e capabilities (development)
 libcap2    - POSIX 1003.1e capabilities (library)
 libcap2-bin - POSIX 1003.1e capabilities (utilities)
 libcap2-udeb - POSIX 1003.1e capabilities (library) (udeb)
 libpam-cap - POSIX 1003.1e capabilities (PAM module)
Closes: 869588
Changes:
 libcap2 (1:2.25-1.1) unstable; urgency=medium
 .
   * Non-maintainer upload.
   * Fix FTBFS with gperf 3.1 (Helmut Grohne). Closes: #869588.
Checksums-Sha1:
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 af89b9c18d283e15ade11dae5f49735e35b43e62 20804 libcap2_2.25-1.1.debian.tar.xz
 58dfc55483fd4298a68bc98588a1d0e09d8cba65 4820 libcap2_2.25-1.1_source.buildinfo
Checksums-Sha256:
 298ee63187b0406bad5d08d2edf19c9155a3061eb99884bc3ebc94b20d37e229 2191 libcap2_2.25-1.1.dsc
 65e3b8e70aa782a58d611911b01d555dabf871fde35d48cbaeaff734bcf1faf6 20804 libcap2_2.25-1.1.debian.tar.xz
 bf0779ae7ac9e3679ac9297b5f07f6a4252a604c43c81996a2236c10e51253b7 4820 libcap2_2.25-1.1_source.buildinfo
Files:
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 0e30e5ae324572ae2fa51d2395003f9b 20804 libs optional libcap2_2.25-1.1.debian.tar.xz
 42f529f797e467eae51ce90042f67992 4820 libs optional libcap2_2.25-1.1_source.buildinfo

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