pkgsrc/mk/wrapper/gen-transform.sh

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#! @WRAPPER_SHELL@
#
# $NetBSD: gen-transform.sh,v 1.10 2014/12/30 15:13:20 wiz Exp $
#
# Copyright (c) 2004 The NetBSD Foundation, Inc.
# All rights reserved.
#
# This code is derived from software contributed to The NetBSD Foundation
# by Johnny C. Lam.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. All advertising materials mentioning features or use of this software
# must display the following acknowledgement:
# This product includes software developed by the NetBSD
# Foundation, Inc. and its contributors.
# 4. Neither the name of The NetBSD Foundation nor the names of its
# contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
shell_lib="@_WRAP_SHELL_LIB@"
wrapperlog="${WRAPPER_LOG-@_WRAP_LOG@}"
debug="${WRAPPER_DEBUG-no}"
echo="@ECHO@"
test="@TEST@"
. $shell_lib
case $debug in
yes) debug_log="msg_log" ;;
*) debug_log=":" ;;
esac
rpath_options="-Wl,--rpath, -Wl,-rpath-link, -Wl,-rpath, -Wl,-R -R"
######################################################################
# gen action arg
# Outputs sed commands that correspond to $action for $arg. The
# "transform" action pertains to transforming command-line options,
# while the "untransform" action pertains to unwrapping *-config
# files, *.pc files, and *.lai (to-be-installed libtool archive)
# files.
######################################################################
gen()
{
_sep=" \`\"':;,"
_action=$1; shift
save_IFS="${IFS}"; IFS=":"
set -- $1
IFS="${save_IFS}"
_cmd="$1"; shift
case $_cmd in
###############################################################
# I:src:dst
# Change "src" into "dst" and "src/*" into "dst/*" in -I
# options for transform, and back for untransform.
###############################################################
I)
case $_action in
transform)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
gen $_action "opt:-I$1:-I$2"
gen $_action "opt-sub:-I$1:-I$2"
;;
untransform)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
gen $_action "opt:-I$2:-I$1"
gen $_action "opt-sub:-I$2:-I$1"
;;
esac
;;
###############################################################
# L:src:dst
# Change "src" into "dst" and "src/*" into "dst/*" in -L
# options for transform, and back for untransform.
###############################################################
L)
case $_action in
transform)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
gen $_action "opt:-L$1:-L$2"
gen $_action "opt-sub:-L$1:-L$2"
;;
untransform)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
gen $_action "opt:-L$2:-L$1"
gen $_action "opt-sub:-L$2:-L$1"
;;
esac
;;
###############################################################
# l:foo:bar[:baz1...]
# Change "-lfoo" into "-lbar [-lbaz...]"
###############################################################
l)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
tolibs=
fromlib="-l$1"; shift
while $test $# -gt 0; do
case $1 in
"") ;;
*) case $tolibs in
"") tolibs="-l$1" ;;
*) tolibs="$tolibs -l$1" ;;
esac
;;
esac
shift
done
gen $_action "opt:$fromlib:$tolibs"
;;
##############################################################
# libpath:src:dst
# Change "src/*/libfoo.{a,la}" into "dst/*/libfoo.{a,la}".
##############################################################
libpath)
case $_action in
transform)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
$echo "s|^$1\(/[^$_sep]*\.la[$_sep]\)|$2\1|g"
$echo "s|^$1\(/[^$_sep]*\.la\)$|$2\1|g"
;;
untransform)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
$echo "s|\([$_sep]\)$1\(/[^$_sep]*\.la[$_sep]\)|\1$2\2|g"
$echo "s|\([$_sep]\)$1\(/[^$_sep]*\.la[$_sep]\)|\1$2\2|g"
$echo "s|\([$_sep]\)$1\(/[^$_sep]*\.la\)$|\1$2\2|g"
$echo "s|^$1\(/[^$_sep]*\.la[$_sep]\)|$2\1|g"
$echo "s|^$1\(/[^$_sep]*\.la\)$|$2\1|g"
;;
esac
;;
##############################################################
# mangle:src:dst
# Change "src" into "dst" and "src/*" into "dst/*" in -I,
# -L, and rpath options, and also in full paths to
# libraries.
##############################################################
mangle)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
#gen $_action "opt:$1:$2"
gen $_action "opt:-I$1:-I$2"
gen $_action "opt:-L$1:-L$2"
gen $_action "rpath-exact:$1:$2"
gen $_action "sub-mangle:$1:$2"
;;
##############################################################
# no-abspath
# Remove all "dash" options that contain an absolute path.
##############################################################
no-abspath)
$debug_log $wrapperlog " (gen-transform) $_cmd"
gen $_action "rm-optarg:-I/"
gen $_action "rm-optarg:-L/"
for _R in $rpath_options; do
gen $_action "rm-optarg:$_R/"
done
;;
##############################################################
# no-rpath
# Removes rpath options.
##############################################################
no-rpath)
$debug_log $wrapperlog " (gen-transform) $_cmd"
gen $_action rm-optarg:-Wl,--rpath,
gen $_action rm-optarg:-Wl,-rpath-link,
gen $_action rm-optarg:-Wl,-rpath,
gen $_action rm-optarg:-Wl,-R
gen $_action rm-optarg:-R
;;
##############################################################
# opt:src:dst
# Change "src" into "dst", where "src" matches the whole
# option or a leading part up to a separator character.
##############################################################
opt)
case $_action in
transform)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
$echo "s|^$1\([$_sep]\)|$2\1|g"
$echo "s|^$1$|$2|g"
;;
untransform)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
$echo "s|\([$_sep]\)$1\([$_sep]\)|\1$2\2|g"
$echo "s|\([$_sep]\)$1\([$_sep]\)|\1$2\2|g"
$echo "s|\([$_sep]\)$1$|\1$2|g"
$echo "s|^$1\([$_sep]\)|$2\1|g"
$echo "s|^$1$|$2|g"
;;
esac
;;
##############################################################
# opt-sub:src:dst
# Change "src/*" into "dst/*".
##############################################################
opt-sub)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
gen $_action "opt-sub-trailer:$1::$2:"
;;
##############################################################
# opt-sub-trailer:src:src_trailer:dst:dst_trailer
# Change "src/*src_trailer" into "dst/*dst_trailer",
# where "src/*" matches "src" plus subdirectories.
##############################################################
opt-sub-trailer)
case $_action in
transform)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
$echo "s|^$1\(/[^$_sep]*\)$2\([$_sep]\)|$3\1$4|g"
$echo "s|^$1\(/[^$_sep]*\)$2$|$3\1$4|g"
;;
untransform)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
$echo "s|\([$_sep]\)$1\(/[^$_sep]*\)$2\([$_sep]\)|\1$3\2$4\3|g"
$echo "s|\([$_sep]\)$1\(/[^$_sep]*\)$2\([$_sep]\)|\1$3\2$4\3|g"
$echo "s|\([$_sep]\)$1\(/[^$_sep]*\)$2$|\1$3\2$4|g"
$echo "s|^$1\(/[^$_sep]*\)$2\([$_sep]\)|$3\1$4|g"
$echo "s|^$1\(/[^$_sep]*\)$2$|$3\1$4|g"
;;
esac
;;
##############################################################
# P:src:dst
# Change "src/*/libfoo.{a,la}" into "dst/*/libfoo.{a,la}"
# for transform, and back for untransform.
##############################################################
P)
case $_action in
transform)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
gen $_action "libpath:$1:$2"
;;
untransform)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
gen $_action "libpath:$2:$1"
;;
esac
;;
##############################################################
# rename:src:dst
# Synonym for "opt:src:dst".
##############################################################
rename)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
gen $_action "opt:$1:$2"
;;
##############################################################
# rm:opt
# Remove "opt", where "opt" matches the entire option.
##############################################################
rm)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
gen $_action "opt:$1:"
;;
##############################################################
# rm-optarg:opt
# Remove "opt" and any argument of that option where the
# two are combined in one word.
##############################################################
rm-optarg)
case $_action in
transform)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
$echo "s|^$1[^$_sep]*\([$_sep]\)|\1|g"
$echo "s|^$1[^$_sep]*$||g"
;;
untransform)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
$echo "s|\([$_sep]\)$1[^$_sep]*\([$_sep]\)|\1\2|g"
$echo "s|\([$_sep]\)$1[^$_sep]*\([$_sep]\)|\1\2|g"
$echo "s|\([$_sep]\)$1[^$_sep]*$|\1|g"
$echo "s|^$1[^$_sep]*\([$_sep]\)|\1|g"
$echo "s|^$1[^$_sep]*$||g"
;;
esac
;;
##############################################################
# rmdir:dir
# Remove all "dash" options that contain "dir" or "dir/*".
##############################################################
rmdir)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
gen $_action "opt:-I$1:"
gen $_action "rm-optarg:-I$1/"
gen $_action "opt:-L$1:"
gen $_action "rm-optarg:-L$1/"
for _R in $rpath_options; do
gen $_action "opt:$_R$1:"
gen $_action "rm-optarg:$_R$1/"
done
;;
##############################################################
# rpath:src:dst
# Change "src" into "dst" and "src/*" into "dst/*" in rpath
# options.
##############################################################
rpath)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
gen $_action "rpath-exact:$1:$2"
gen $_action "sub-rpath:$1:$2"
;;
##############################################################
# rpath-exact:src:dst
# Change "src" into "dst" in rpath options.
##############################################################
rpath-exact)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
for _R in $rpath_options; do
gen $_action "opt:$_R$1:$_R$2"
done
;;
##############################################################
# strip-slashdot:dir
# Change "dir/." into "dir" and the same in -I, -L, and
# rpath options.
##############################################################
strip-slashdot)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
gen $_action "opt-sub-trailer:$1:/\.:$1:"
gen $_action "opt-sub-trailer:-I$1:/\.:-I$1:"
gen $_action "opt-sub-trailer:-L$1:/\.:-L$1:"
for _R in $rpath_options; do
gen $_action "opt-sub-trailer:$_R$1:/\.:$_R$1:"
done
;;
##############################################################
# sub-mangle:src:dst
# Change "src/*" into "dst/*" in -I, -L, and rpath
# options, and also in full paths to libraries.
##############################################################
sub-mangle)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
#gen $_action "opt-sub:$1:$2"
gen $_action "libpath:$1:$2"
gen $_action "opt-sub:-I$1:-I$2"
gen $_action "opt-sub:-L$1:-L$2"
gen $_action "sub-rpath:$1:$2"
;;
##############################################################
# sub-rpath:src:dst
# Change "src/*" into "dst/*" in rpath options.
##############################################################
sub-rpath)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@"
for _R in $rpath_options; do
gen $_action "opt-sub:$_R$1:$_R$2"
done
;;
##############################################################
# Everything else is ignored.
##############################################################
*)
$debug_log $wrapperlog " (gen-transform) $_cmd: $@ [unknown]"
;;
esac
}
######################################################################
# Generate sed script.
######################################################################
action="$1"; shift
for arg do
case $arg in
transform:*)
case $action in
transform) gen $action "${arg#transform:}" ;;
esac
;;
untransform:*)
case $action in
untransform) gen $action "${arg#untransform:}" ;;
esac
;;
*)
gen $action "$arg"
;;
esac
done