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# disable LTO as it has little benefit and uses too many resources
# don't compile with clang, use gcc toolchain (clang has issues on IA32)
# disable SIMD (SSE2 for i686)
# set correct compiler and toochain tools
if [ "${CARCH}" = "pentium4" ]; then
source+=('mozconfig-pentium4.patch')
sha256sums+=('feff56a60ab5b96982f950e5ced76516256564b68976c6cc5ed13e284d0f4b36')
eval "$(
declare -f prepare | \
sed '
$ i patch -d .. -Np1 -i "$srcdir/mozconfig-pentium4.patch"
'
)"
fi
if [ "${CARCH}" = "i686" ]; then
source+=('mozconfig-i686.patch')
sha256sums+=('06e51017d43369fefdc65a6321b07d3fd18802449b56a167767eefd5e88e65a8')
eval "$(
declare -f prepare | \
sed '
$ i patch -d .. -Np1 -i "$srcdir/mozconfig-i686.patch"
'
)"
fi
# try hard to tell ld and rust not to use too much memory (no lto, no debug info, etc.)
eval "$(
declare -f build | \
sed '
2 a export RUSTFLAGS+=" -Cdebuginfo=0 -Clto=off"
2 a export LDFLAGS+=" -Wl,--no-keep-memory -Wl,--reduce-memory-overheads"
'
declare -f prepare | \
sed '
$ i export MOZ_SOURCE_CHANGESET="DEVEDITION_${pkgver//./_}_RELEASE"
'
)"
# do not build a first firefox, run it in headless X just to produce
# some profiling data and build it again. the penalty of using a 32-bit
# build is high enough, so optimizing based on profiling data will not
# be that helpfull IMHO.
eval "$(
declare -f build | \
sed '
/.\/mach package/,/.\/mach build/d
'
)"
# use locally cached version of firefox sources
# TODO: think about how to put this into helper functions
for ((i=0; i<${#source[@]}; i++)); do
infos=$(
printf '%s\n' "${source[${i}]}" | \
sed -n '
s@^\(\([^:]\+\)::\)\?\(git\|hg\)+\([^?#]\+\)\(?signed\)\?#\(\(tag\|commit\)=\S\+\)$@\3 \2 \4 \5 \6@
T
p
'
)
if [ -n "${infos}" ]; then
source[${i}]=$(
type="${infos%% *}"
infos="${infos#* }"
if [ -n "${infos%% *}" ]; then
prefix="${infos%% *}"
else
prefix=''
fi
infos="${infos#* }"
repo="${infos%% *}"
repo64=$(
printf '%s' "${repo}" | \
base64 -w0 | \
sed 's/=/%3D/g'
)
infos="${infos#* }"
if [ "${infos%% *}" = '?signed' ]; then
key_check=$(
printf '&valid_keys='
printf '%s,' "${validpgpkeys[@]}" | \
sed 's/,$//'
)
else
key_check=''
fi
infos="${infos#* }"
if [ -z "${prefix}" ]; then
prefix="${repo%.git}"
prefix="${prefix##*/}"
fi
prefix_64=$(
printf '%s/' "${prefix}" | \
base64 -w0 | \
sed 's/=/%3D/g'
)
printf '%s-%s.tar.gz::https://archive-server.archlinux32.org/?t=%s&p=%s&r=%s%s&%s\n' \
"${prefix}" \
"${pkgver}" \
"${type}" \
"${prefix_64}" \
"${repo64}" \
"${key_check}" \
"${infos}"
)
fi
done
# from VoidLinux, avoid excessive debug symbols in rust leading
# to out-of-memory situations
eval "$(
declare -f build | \
sed '
5 a sed -i "s/debug_info = '\''2'\''/debug_info = '\''0'\''/" build/moz.configure/toolchain.configure
'
)"
# don't kill build slaves by auto-guessing available CPU cores
eval "$(
declare -f build | \
sed '
2 a export MOZ_MAKE_FLAGS=-j1
'
)"
# test failure in rust code (complaining about network functions) when PGO is used,
# see https://bugzilla.mozilla.org/show_bug.cgi?id=1565757
source+=('rust-static-disable-network-test-on-static-libraries.patch')
sha256sums+=('10c5276eab2e87f400a6ec15d7ffbef3b0407ee888dea36f1128927ca55b9041')
eval "$(
declare -f prepare | \
sed '
$ i patch -p1 -i "$srcdir/rust-static-disable-network-test-on-static-libraries.patch"
'
)"
# gcc and cross PGO are not best friends, disable PGO
eval "$(
declare -f build | \
sed '
/--enable-profile-generate=cross/d
/--with-pgo-profile-path=/d
/--with-pgo-jarlog=/d
'
)"
# readelf: Error: Unable to seek to 0x801db328 for section headers
source+=('avoid-libxul-OOM-python-check.patch')
sha256sums+=('2f0c81a38c4578f68f5456b618fe84a78974072821488173eb55e0e72287e353')
eval "$(
declare -f prepare | \
sed '
$ i patch -p1 -i "$srcdir/avoid-libxul-OOM-python-check.patch"
'
)"
# libxul.so cannot find it's libraries
eval "$(
declare -f package | \
sed '
/}/ i \
install -dm 755 "${pkgdir}/etc/ld.so.conf.d" \
echo "/usr/lib/${pkgname}" > "${pkgdir}"/etc/ld.so.conf.d/${pkgname}.conf \
'
)"
# do not do profiling: it doesn't find libraries:
# "XPCOMGlueLoad error for file /build/firefox/src/firefox-70.0/obj-i686-pc-linux-gnu/dist/firefox/libxul.so:
#libmozsandbox.so: cannot open shared object file: No such file or directory
# Couldn't load XPCOM.
# ..or it will for sure run out of memory
eval "$(
declare -f build | \
sed '
/msg2 "Profiling instrumented browser..."/,/.\/mach build/d
'
)"
# libvpx has some hard-coded compiler flags for MMX, SSE, SSE2, use the correct one
# per CARCH (75.0 uses an intrisic _mm_empty now, which required the corresponding
# architecture flag to be preset - before it was merely embedding some assembly
# code with EMMS
if [ "${CARCH}" = "i686" ]; then
CFLAGS="$CFLAGS -mmmx"
CXXFLAGS="$CXXFLAGS -mmmx"
fi
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