summaryrefslogtreecommitdiff
path: root/libre-multilib-testing/lib32-glibc/PKGBUILD
blob: 90770c5b9424c33fe853aa403f6d4944d8469b87 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
# $Id$
# Maintainer: Luke R. <g4jc@openmailbox.org> GPG: rsa4096/3EAE8697
# Maintainer (Arch): Allan McRae <allan@archlinux.org>

# toolchain build order: linux-libre-api-headers->glibc->binutils->gcc->binutils->glibc
# NOTE: valgrind requires rebuilt with each major glibc version

pkgname=lib32-glibc
pkgver=2.24
pkgrel=2.91.parabola2
pkgdesc="GNU C Library"
arch=('i686' 'x86_64')
url="https://www.gnu.org/software/libc"
license=('GPL' 'LGPL')
groups=()
depends=()
makedepends=('gcc-multilib>=6' 'git')
backup=()


options=('!strip' 'staticlibs' '!emptydirs')
install=glibc.install
source=("https://ftp.gnu.org/gnu/glibc/glibc-2.24.tar.xz"{,.sig}
        lib32-glibc.conf)
validpgpkeys=('7273542B39962DF7B299931416792B4EA25340F8') #  Carlos O'Donell <carlos@systemhalted.org>"
sha512sums=('a4cb28a2c51a0cc029ed69da7cba11931a615ba897235590b4f7fad2eaabec9042f8250eaac2a5860997437a69ab13304f10a634000e52c0336b5593b7969adb'
            'SKIP'
            '4c5fba26723f5077bac783ca713b355b8c6570d93b351809853ac72bd002b6f92a968f599afd7ff46a63fee7974217c7b295fd48cacc1c96d318ac360b3e6a1d')

prepare() {
  mkdir glibc-build
}

build() {
  cd glibc-build

  #if [[ ${CARCH} = "i686" ]]; then
    # Hack to fix NPTL issues with Xen, only required on 32bit platforms
    # TODO: make separate glibc-xen package for i686
    export CFLAGS="${CFLAGS} -mno-tls-direct-seg-refs"
  #fi

  echo "slibdir=/usr/lib32" >> configparms
  echo "rtlddir=/usr/lib32" >> configparms
  echo "sbindir=/usr/bin" >> configparms
  echo "rootsbindir=/usr/bin" >> configparms

  export CC="gcc -m32"
  export CXX="g++ -m32"

  # remove hardening options for building libraries
  CFLAGS=${CFLAGS/-fstack-protector-strong/}
  CPPFLAGS=${CPPFLAGS/-D_FORTIFY_SOURCE=2/}

  ../${pkgname}-$pkgver/configure \
      --libdir=/usr/lib32 --libexecdir=/usr/lib32 \
      --with-headers=/usr/include \
      --with-bugurl=https://bugs.archlinux.org/ \
      --enable-add-ons \
      --enable-obsolete-rpc \
      --enable-kernel=2.6.32 \
      --enable-bind-now --disable-profile \
      --enable-stackguard-randomization \
      --enable-lock-elision \
      --enable-multi-arch \
      --disable-werror \
      i686-pc-linux-gnu

  # build libraries with hardening disabled
  echo "build-programs=no" >> configparms
  make

  # re-enable hardening for programs
  sed -i "/build-programs=/s#no#yes#" configparms
  echo "CC += -fstack-protector-strong -D_FORTIFY_SOURCE=2" >> configparms
  echo "CXX += -fstack-protector-strong -D_FORTIFY_SOURCE=2" >> configparms
  make
}

check() {
  cd glibc-build

  # remove harding in preparation to run test-suite
  sed -i '/FORTIFY/d' configparms

  # some failures are "expected"
  make check || true
}

package() {
  cd glibc-build

  make install_root=${pkgdir} install

  rm -rf ${pkgdir}/{etc,sbin,usr/{bin,sbin,share},var}

  # We need to keep 32 bit specific header files
  find ${pkgdir}/usr/include -type f -not -name '*-32.h' -delete

  # Dynamic linker
  mkdir ${pkgdir}/usr/lib
  ln -s ../lib32/ld-linux.so.2 ${pkgdir}/usr/lib/

  # Add lib32 paths to the default library search path
  install -Dm644 "$srcdir/lib32-glibc.conf" "$pkgdir/etc/ld.so.conf.d/lib32-glibc.conf"

  # Symlink /usr/lib32/locale to /usr/lib/locale
  ln -s ../lib/locale "$pkgdir/usr/lib32/locale"

  # remove the static libraries that have a shared counterpart
  # libc, libdl, libm and libpthread are required for toolchain testsuites
  # in addition libcrypt appears widely required
  rm $pkgdir/usr/lib32/lib{anl,BrokenLocale,nsl,resolv,rt,util}.a

  # Do not strip the following files for improved debugging support
  # ("improved" as in not breaking gdb and valgrind...):
  #   ld-${pkgver}.so
  #   libc-${pkgver}.so
  #   libpthread-${pkgver}.so
  #   libthread_db-1.0.so

  cd $pkgdir
  strip $STRIP_BINARIES \
                        \
                        \
                        usr/lib32/getconf/*




  strip $STRIP_STATIC usr/lib32/*.a

  strip $STRIP_SHARED usr/lib32/lib{anl,BrokenLocale,cidn,crypt}-*.so \
                      usr/lib32/libnss_{compat,db,dns,files,hesiod,nis,nisplus}-*.so \
                      usr/lib32/lib{dl,m,nsl,resolv,rt,util}-*.so \
                      usr/lib32/lib{memusage,pcprofile,SegFault}.so \
                      usr/lib32/{audit,gconv}/*.so || true



}