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348 lines
7.2 KiB
Bash
348 lines
7.2 KiB
Bash
#! /bin/sh
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# Wrapper for compilers which do not understand '-c -o'.
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scriptversion=2018-03-07.03; # UTC
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# Copyright (C) 1999-2018 Free Software Foundation, Inc.
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# Written by Tom Tromey <tromey@cygnus.com>.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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# As a special exception to the GNU General Public License, if you
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# distribute this file as part of a program that contains a
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# configuration script generated by Autoconf, you may include it under
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# the same distribution terms that you use for the rest of that program.
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# This file is maintained in Automake, please report
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# bugs to <bug-automake@gnu.org> or send patches to
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# <automake-patches@gnu.org>.
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nl='
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'
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# We need space, tab and new line, in precisely that order. Quoting is
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# there to prevent tools from complaining about whitespace usage.
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IFS=" "" $nl"
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file_conv=
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# func_file_conv build_file lazy
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# Convert a $build file to $host form and store it in $file
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# Currently only supports Windows hosts. If the determined conversion
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# type is listed in (the comma separated) LAZY, no conversion will
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# take place.
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func_file_conv ()
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{
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file=$1
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case $file in
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/ | /[!/]*) # absolute file, and not a UNC file
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if test -z "$file_conv"; then
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# lazily determine how to convert abs files
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case `uname -s` in
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MINGW*)
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file_conv=mingw
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;;
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CYGWIN*)
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file_conv=cygwin
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;;
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*)
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file_conv=wine
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;;
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esac
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fi
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case $file_conv/,$2, in
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*,$file_conv,*)
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;;
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mingw/*)
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file=`cmd //C echo "$file " | sed -e 's/"\(.*\) " *$/\1/'`
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;;
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cygwin/*)
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file=`cygpath -m "$file" || echo "$file"`
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;;
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wine/*)
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file=`winepath -w "$file" || echo "$file"`
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;;
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esac
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;;
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esac
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}
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# func_cl_dashL linkdir
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# Make cl look for libraries in LINKDIR
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func_cl_dashL ()
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{
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func_file_conv "$1"
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if test -z "$lib_path"; then
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lib_path=$file
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else
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lib_path="$lib_path;$file"
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fi
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linker_opts="$linker_opts -LIBPATH:$file"
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}
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# func_cl_dashl library
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# Do a library search-path lookup for cl
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func_cl_dashl ()
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{
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lib=$1
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found=no
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save_IFS=$IFS
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IFS=';'
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for dir in $lib_path $LIB
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do
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IFS=$save_IFS
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if $shared && test -f "$dir/$lib.dll.lib"; then
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found=yes
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lib=$dir/$lib.dll.lib
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break
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fi
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if test -f "$dir/$lib.lib"; then
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found=yes
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lib=$dir/$lib.lib
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break
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fi
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if test -f "$dir/lib$lib.a"; then
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found=yes
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lib=$dir/lib$lib.a
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break
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fi
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done
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IFS=$save_IFS
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if test "$found" != yes; then
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lib=$lib.lib
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fi
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}
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# func_cl_wrapper cl arg...
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# Adjust compile command to suit cl
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func_cl_wrapper ()
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{
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# Assume a capable shell
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lib_path=
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shared=:
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linker_opts=
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for arg
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do
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if test -n "$eat"; then
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eat=
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else
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case $1 in
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-o)
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# configure might choose to run compile as 'compile cc -o foo foo.c'.
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eat=1
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case $2 in
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*.o | *.[oO][bB][jJ])
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func_file_conv "$2"
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set x "$@" -Fo"$file"
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shift
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;;
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*)
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func_file_conv "$2"
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set x "$@" -Fe"$file"
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shift
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;;
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esac
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;;
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-I)
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eat=1
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func_file_conv "$2" mingw
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set x "$@" -I"$file"
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shift
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;;
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-I*)
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func_file_conv "${1#-I}" mingw
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set x "$@" -I"$file"
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shift
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;;
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-l)
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eat=1
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func_cl_dashl "$2"
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set x "$@" "$lib"
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shift
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;;
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-l*)
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func_cl_dashl "${1#-l}"
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set x "$@" "$lib"
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shift
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;;
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-L)
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eat=1
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func_cl_dashL "$2"
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;;
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-L*)
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func_cl_dashL "${1#-L}"
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;;
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-static)
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shared=false
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;;
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-Wl,*)
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arg=${1#-Wl,}
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save_ifs="$IFS"; IFS=','
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for flag in $arg; do
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IFS="$save_ifs"
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linker_opts="$linker_opts $flag"
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done
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IFS="$save_ifs"
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;;
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-Xlinker)
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eat=1
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linker_opts="$linker_opts $2"
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;;
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-*)
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set x "$@" "$1"
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shift
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;;
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*.cc | *.CC | *.cxx | *.CXX | *.[cC]++)
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func_file_conv "$1"
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set x "$@" -Tp"$file"
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shift
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;;
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*.c | *.cpp | *.CPP | *.lib | *.LIB | *.Lib | *.OBJ | *.obj | *.[oO])
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func_file_conv "$1" mingw
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set x "$@" "$file"
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shift
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;;
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*)
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set x "$@" "$1"
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shift
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;;
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esac
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fi
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shift
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done
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if test -n "$linker_opts"; then
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linker_opts="-link$linker_opts"
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fi
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exec "$@" $linker_opts
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exit 1
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}
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eat=
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case $1 in
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'')
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echo "$0: No command. Try '$0 --help' for more information." 1>&2
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exit 1;
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;;
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-h | --h*)
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cat <<\EOF
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Usage: compile [--help] [--version] PROGRAM [ARGS]
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Wrapper for compilers which do not understand '-c -o'.
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Remove '-o dest.o' from ARGS, run PROGRAM with the remaining
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arguments, and rename the output as expected.
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If you are trying to build a whole package this is not the
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right script to run: please start by reading the file 'INSTALL'.
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Report bugs to <bug-automake@gnu.org>.
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EOF
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exit $?
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;;
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-v | --v*)
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echo "compile $scriptversion"
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exit $?
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;;
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cl | *[/\\]cl | cl.exe | *[/\\]cl.exe | \
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icl | *[/\\]icl | icl.exe | *[/\\]icl.exe )
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func_cl_wrapper "$@" # Doesn't return...
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;;
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esac
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ofile=
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cfile=
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for arg
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do
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if test -n "$eat"; then
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eat=
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else
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case $1 in
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-o)
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# configure might choose to run compile as 'compile cc -o foo foo.c'.
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# So we strip '-o arg' only if arg is an object.
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eat=1
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case $2 in
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*.o | *.obj)
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ofile=$2
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;;
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*)
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set x "$@" -o "$2"
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shift
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;;
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esac
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;;
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*.c)
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cfile=$1
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set x "$@" "$1"
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shift
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;;
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*)
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set x "$@" "$1"
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shift
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;;
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esac
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fi
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shift
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done
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if test -z "$ofile" || test -z "$cfile"; then
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# If no '-o' option was seen then we might have been invoked from a
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# pattern rule where we don't need one. That is ok -- this is a
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# normal compilation that the losing compiler can handle. If no
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# '.c' file was seen then we are probably linking. That is also
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# ok.
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exec "$@"
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fi
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# Name of file we expect compiler to create.
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cofile=`echo "$cfile" | sed 's|^.*[\\/]||; s|^[a-zA-Z]:||; s/\.c$/.o/'`
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# Create the lock directory.
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# Note: use '[/\\:.-]' here to ensure that we don't use the same name
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# that we are using for the .o file. Also, base the name on the expected
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# object file name, since that is what matters with a parallel build.
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lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d
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while true; do
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if mkdir "$lockdir" >/dev/null 2>&1; then
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break
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fi
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sleep 1
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done
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# FIXME: race condition here if user kills between mkdir and trap.
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trap "rmdir '$lockdir'; exit 1" 1 2 15
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# Run the compile.
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"$@"
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ret=$?
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if test -f "$cofile"; then
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test "$cofile" = "$ofile" || mv "$cofile" "$ofile"
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elif test -f "${cofile}bj"; then
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test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile"
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fi
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rmdir "$lockdir"
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exit $ret
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# Local Variables:
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# mode: shell-script
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# sh-indentation: 2
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# eval: (add-hook 'before-save-hook 'time-stamp)
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# time-stamp-start: "scriptversion="
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# time-stamp-format: "%:y-%02m-%02d.%02H"
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# time-stamp-time-zone: "UTC0"
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# time-stamp-end: "; # UTC"
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# End:
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