[pacman-dev] [PATCH] [makepkg] split debug support
Arerep Serdna
aepd87 at gmail.com
Fri May 21 18:22:15 EDT 2010
~ Less code repetition
~ Drop -t flag; OPTIONS=(splitdbg) only
~ secure_dir isn't really secure but I couldn't think of a better name
Signed-off-by: Arerep Serdna <aepd87 at gmail.com>
---
Original by Jan M. (funkyou): http://bugs.archlinux.org/task/10975
etc/makepkg.conf.in | 1 +
scripts/makepkg.sh.in | 134 ++++++++++++++++++++++++++++++++-----------------
2 files changed, 89 insertions(+), 46 deletions(-)
diff --git a/etc/makepkg.conf.in b/etc/makepkg.conf.in
index f0d1c44..f744ac3 100644
--- a/etc/makepkg.conf.in
+++ b/etc/makepkg.conf.in
@@ -62,6 +62,7 @@ BUILDENV=(fakeroot !distcc color !ccache)
# A negated option will do the opposite of the comments below.
#
#-- strip: Strip symbols from binaries/libraries in STRIP_DIRS
+#-- splitdbg: Same as above, while keeping the symbols in usr/lib/debug
#-- docs: Save doc directories specified by DOC_DIRS
#-- libtool: Leave libtool (.la) files in packages
#-- emptydirs: Leave empty directories in packages
diff --git a/scripts/makepkg.sh.in b/scripts/makepkg.sh.in
index 1707245..93548ef 100644
--- a/scripts/makepkg.sh.in
+++ b/scripts/makepkg.sh.in
@@ -43,8 +43,9 @@ BUILDSCRIPT='@BUILDSCRIPT@'
startdir="$PWD"
srcdir="$startdir/src"
pkgdir="$startdir/pkg"
+dbgdir="$startdir/dbg"
-packaging_options=('strip' 'docs' 'libtool' 'emptydirs' 'zipman' 'purge')
+packaging_options=('strip' 'splitdbg' 'docs' 'libtool' 'emptydirs' 'zipman' 'purge')
other_options=('ccache' 'distcc' 'makeflags' 'force')
splitpkg_overrides=('pkgver' 'pkgrel' 'pkgdesc' 'arch' 'license' 'groups' \
'depends' 'optdepends' 'provides' 'conflicts' 'replaces' \
@@ -808,6 +809,28 @@ run_package() {
run_function "$pkgfunc"
}
+secure_dir() {
+ [[ -d $1 ]] || mkdir -p "$1"; chmod a-s "$1"
+}
+
+# strip_flags must be declared local in the inclosing function
+pre_strip() {
+ local binary
+ while read binary; do
+ case "$(file -biz "$binary")" in
+ *application/x-sharedlib*) # Libraries (.so)
+ strip_flags="$STRIP_SHARED";;
+ *application/x-archive*) # Libraries (.a)
+ strip_flags="$STRIP_STATIC";;
+ *application/x-executable*) # Binaries
+ strip_flags="$STRIP_BINARIES";;
+ *)
+ continue;;
+ esac
+ echo "$binary"
+ done < <(find "${STRIP_DIRS[@]}" -type f -perm -u+w 2>/dev/null)
+}
+
tidy_install() {
cd "$pkgdir"
msg "$(gettext "Tidying install...")"
@@ -865,21 +888,32 @@ tidy_install() {
done
fi
- if [[ $(check_option strip) = y && -n ${STRIP_DIRS[*]} ]]; then
- msg2 "$(gettext "Stripping unneeded symbols from binaries and libraries...")"
- local binary
- find ${STRIP_DIRS[@]} -type f -perm -u+w 2>/dev/null | while read binary ; do
- case "$(file -biz "$binary")" in
- *compressed-encoding*) # Skip compressed binaries
- ;;
- *application/x-sharedlib*) # Libraries (.so)
- /usr/bin/strip $STRIP_SHARED "$binary";;
- *application/x-archive*) # Libraries (.a)
- /usr/bin/strip $STRIP_STATIC "$binary";;
- *application/x-executable*) # Binaries
- /usr/bin/strip $STRIP_BINARIES "$binary";;
- esac
- done
+ if [[ -n ${STRIP_DIRS[*]} ]]; then
+ local strip_flags
+ if [[ $(check_option splitdbg) = "y" ]]; then
+ msg2 "$(gettext "Moving debugging symbols from binaries and libraries into separate files...")"
+ pre_strip | while read binary; do
+ basename="${binary%%*/}"
+ dirname="${dirname%/*}"
+ dbg_file="$basename.debug"
+ dbg_dest="$dbgdir/usr/lib/debug/$binary.debug"
+ dbg_destdir="${dbg_dest%/*}"
+ pushd "$dirname" &>/dev/null
+ /usr/bin/objcopy --only-keep-debug "$basename" "$dbg_file"
+ /usr/bin/strip $strip_flags "$basename"
+ /usr/bin/objcopy --add-gnu-debuglink="$dbg_file" "$basename"
+ if [[ ! -d $dbg_destdir ]]; then
+ mkdir -p "$dbg_destdir"
+ fi
+ mv "$dbg_file" "$dbg_dest"
+ popd &>/dev/null
+ done
+ elif [[ $(check_option strip) = "y" ]]; then
+ msg2 "$(gettext "Stripping unneeded symbols from binaries and libraries...")"
+ pre_strip | while read binary; do
+ /usr/bin/strip $strip_flags "$binary"
+ done
+ fi
fi
if [[ $(check_option libtool) = "n" ]]; then
@@ -1070,12 +1104,23 @@ create_package() {
fi
}
+create_dbgpackage() {
+ [[ -n $(find "$dbgdir" -type f -name \*.debug -print -quit) &&
+ $(check_option splitdbg) = "y" ]] || return 0
+ local pkg="${1:-$pkgname}"
+ pkgdesc+=" (Debug symbols)"
+ pkgdir="$dbgdir"
+ depends=("$pkg")
+ unset backup build changelog conflicts install optdepends \
+ provides replaces source
+ create_package "$pkg-debug"
+}
+
create_srcpackage() {
cd "$startdir"
# Get back to our src directory so we can begin with sources.
- mkdir -p "$srcdir"
- chmod a-s "$srcdir"
+ secure_dir "$srcdir"
cd "$srcdir"
if (( ! SKIPINTEG || SOURCEONLY == 2 )); then
download_sources
@@ -1417,6 +1462,24 @@ restore_package_variables() {
done
}
+process_splitpkg() {
+ for pkg in ${pkgname[@]}; do
+ for dir in {pkg,dbg}dir; do
+ read $dir <<<"${!dir}/$pkg"
+ secure_dir "${!dir}"
+ done
+ backup_package_variables
+ run_package $pkg
+ tidy_install
+ create_package $pkg
+ create_dbgpackage $pkg
+ restore_package_variables
+ for dir in {pkg,dbg}dir; do
+ read $dir <<<"${!dir%/*}"
+ done
+ done
+}
+
# getopt like parser
parse_options() {
local short_options=$1; shift;
@@ -1782,8 +1845,7 @@ else
fi
if (( GENINTEG )); then
- mkdir -p "$srcdir"
- chmod a-s "$srcdir"
+ secure_dir "$srcdir"
cd "$srcdir"
download_sources
generate_checksums
@@ -1884,18 +1946,9 @@ if (( INFAKEROOT )); then
tidy_install
fi
create_package
+ create_dbgpackage
else
- for pkg in ${pkgname[@]}; do
- pkgdir="$pkgdir/$pkg"
- mkdir -p "$pkgdir"
- chmod a-s "$pkgdir"
- backup_package_variables
- run_package $pkg
- tidy_install
- create_package $pkg
- restore_package_variables
- pkgdir="${pkgdir%/*}"
- done
+ process_splitpkg
fi
msg "$(gettext "Leaving fakeroot environment.")"
@@ -1949,8 +2002,7 @@ fi
umask 0022
# get back to our src directory so we can begin with sources
-mkdir -p "$srcdir"
-chmod a-s "$srcdir"
+secure_dir "$srcdir"
cd "$srcdir"
if (( NOEXTRACT )); then
@@ -1989,8 +2041,7 @@ else
msg "$(gettext "Removing existing pkg/ directory...")"
rm -rf "$pkgdir"
fi
- mkdir -p "$pkgdir"
- chmod a-s "$pkgdir"
+ secure_dir "$pkgdir"
cd "$startdir"
# if we are root or if fakeroot is not enabled, then we don't use it
@@ -2012,18 +2063,9 @@ else
fi
fi
create_package
+ create_dbgpackage
else
- for pkg in ${pkgname[@]}; do
- pkgdir="$pkgdir/$pkg"
- mkdir -p "$pkgdir"
- chmod a-s "$pkgdir"
- backup_package_variables
- run_package $pkg
- tidy_install
- create_package $pkg
- restore_package_variables
- pkgdir="${pkgdir%/*}"
- done
+ process_splitpkg
fi
else
if (( ! REPKG && ( PKGFUNC || SPLITPKG ) )); then
--
1.7.1
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