| 1 | #! /bin/sh
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| 2 | # Wrapper for compilers which do not understand '-c -o'.
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| 3 |
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| 4 | scriptversion=2018-03-07.03; # UTC
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| 5 |
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| 6 | # Copyright (C) 1999-2022 Free Software Foundation, Inc.
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| 7 | # Written by Tom Tromey <tromey@cygnus.com>.
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| 8 | #
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| 9 | # This program is free software; you can redistribute it and/or modify
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| 10 | # it under the terms of the GNU General Public License as published by
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| 11 | # the Free Software Foundation; either version 2, or (at your option)
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| 12 | # any later version.
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| 13 | #
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| 14 | # This program is distributed in the hope that it will be useful,
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| 15 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 16 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 17 | # GNU General Public License for more details.
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| 18 | #
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| 19 | # You should have received a copy of the GNU General Public License
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| 20 | # along with this program. If not, see <https://www.gnu.org/licenses/>.
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| 21 |
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| 22 | # As a special exception to the GNU General Public License, if you
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| 23 | # distribute this file as part of a program that contains a
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| 24 | # configuration script generated by Autoconf, you may include it under
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| 25 | # the same distribution terms that you use for the rest of that program.
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| 26 |
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| 27 | # This file is maintained in Automake, please report
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| 28 | # bugs to <bug-automake@gnu.org> or send patches to
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| 29 | # <automake-patches@gnu.org>.
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| 30 |
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| 31 | nl='
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| 32 | '
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| 33 |
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| 34 | # We need space, tab and new line, in precisely that order. Quoting is
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| 35 | # there to prevent tools from complaining about whitespace usage.
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| 36 | IFS=" "" $nl"
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| 37 |
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| 38 | file_conv=
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| 39 |
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| 40 | # func_file_conv build_file lazy
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| 41 | # Convert a $build file to $host form and store it in $file
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| 42 | # Currently only supports Windows hosts. If the determined conversion
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| 43 | # type is listed in (the comma separated) LAZY, no conversion will
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| 44 | # take place.
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| 45 | func_file_conv ()
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| 46 | {
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| 47 | file=$1
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| 48 | case $file in
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| 49 | / | /[!/]*) # absolute file, and not a UNC file
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| 50 | if test -z "$file_conv"; then
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| 51 | # lazily determine how to convert abs files
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| 52 | case `uname -s` in
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| 53 | MINGW*)
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| 54 | file_conv=mingw
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| 55 | ;;
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| 56 | CYGWIN* | MSYS*)
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| 57 | file_conv=cygwin
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| 58 | ;;
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| 59 | *)
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| 60 | file_conv=wine
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| 61 | ;;
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| 62 | esac
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| 63 | fi
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| 64 | case $file_conv/,$2, in
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| 65 | *,$file_conv,*)
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| 66 | ;;
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| 67 | mingw/*)
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| 68 | file=`cmd //C echo "$file " | sed -e 's/"\(.*\) " *$/\1/'`
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| 69 | ;;
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| 70 | cygwin/* | msys/*)
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| 71 | file=`cygpath -m "$file" || echo "$file"`
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| 72 | ;;
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| 73 | wine/*)
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| 74 | file=`winepath -w "$file" || echo "$file"`
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| 75 | ;;
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| 76 | esac
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| 77 | ;;
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| 78 | esac
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| 79 | }
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| 80 |
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| 81 | # func_cl_dashL linkdir
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| 82 | # Make cl look for libraries in LINKDIR
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| 83 | func_cl_dashL ()
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| 84 | {
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| 85 | func_file_conv "$1"
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| 86 | if test -z "$lib_path"; then
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| 87 | lib_path=$file
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| 88 | else
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| 89 | lib_path="$lib_path;$file"
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| 90 | fi
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| 91 | linker_opts="$linker_opts -LIBPATH:$file"
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| 92 | }
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| 93 |
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| 94 | # func_cl_dashl library
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| 95 | # Do a library search-path lookup for cl
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| 96 | func_cl_dashl ()
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| 97 | {
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| 98 | lib=$1
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| 99 | found=no
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| 100 | save_IFS=$IFS
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| 101 | IFS=';'
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| 102 | for dir in $lib_path $LIB
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| 103 | do
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| 104 | IFS=$save_IFS
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| 105 | if $shared && test -f "$dir/$lib.dll.lib"; then
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| 106 | found=yes
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| 107 | lib=$dir/$lib.dll.lib
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| 108 | break
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| 109 | fi
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| 110 | if test -f "$dir/$lib.lib"; then
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| 111 | found=yes
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| 112 | lib=$dir/$lib.lib
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| 113 | break
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| 114 | fi
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| 115 | if test -f "$dir/lib$lib.a"; then
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| 116 | found=yes
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| 117 | lib=$dir/lib$lib.a
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| 118 | break
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| 119 | fi
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| 120 | done
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| 121 | IFS=$save_IFS
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| 122 |
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| 123 | if test "$found" != yes; then
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| 124 | lib=$lib.lib
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| 125 | fi
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| 126 | }
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| 127 |
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| 128 | # func_cl_wrapper cl arg...
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| 129 | # Adjust compile command to suit cl
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| 130 | func_cl_wrapper ()
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| 131 | {
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| 132 | # Assume a capable shell
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| 133 | lib_path=
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| 134 | shared=:
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| 135 | linker_opts=
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| 136 | for arg
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| 137 | do
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| 138 | if test -n "$eat"; then
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| 139 | eat=
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| 140 | else
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| 141 | case $1 in
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| 142 | -o)
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| 143 | # configure might choose to run compile as 'compile cc -o foo foo.c'.
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| 144 | eat=1
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| 145 | case $2 in
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| 146 | *.o | *.[oO][bB][jJ])
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| 147 | func_file_conv "$2"
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| 148 | set x "$@" -Fo"$file"
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| 149 | shift
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| 150 | ;;
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| 151 | *)
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| 152 | func_file_conv "$2"
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| 153 | set x "$@" -Fe"$file"
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| 154 | shift
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| 155 | ;;
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| 156 | esac
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| 157 | ;;
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| 158 | -I)
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| 159 | eat=1
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| 160 | func_file_conv "$2" mingw
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| 161 | set x "$@" -I"$file"
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| 162 | shift
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| 163 | ;;
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| 164 | -I*)
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| 165 | func_file_conv "${1#-I}" mingw
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| 166 | set x "$@" -I"$file"
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| 167 | shift
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| 168 | ;;
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| 169 | -l)
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| 170 | eat=1
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| 171 | func_cl_dashl "$2"
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| 172 | set x "$@" "$lib"
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| 173 | shift
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| 174 | ;;
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| 175 | -l*)
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| 176 | func_cl_dashl "${1#-l}"
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| 177 | set x "$@" "$lib"
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| 178 | shift
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| 179 | ;;
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| 180 | -L)
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| 181 | eat=1
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| 182 | func_cl_dashL "$2"
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| 183 | ;;
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| 184 | -L*)
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| 185 | func_cl_dashL "${1#-L}"
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| 186 | ;;
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| 187 | -static)
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| 188 | shared=false
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| 189 | ;;
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| 190 | -Wl,*)
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| 191 | arg=${1#-Wl,}
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| 192 | save_ifs="$IFS"; IFS=','
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| 193 | for flag in $arg; do
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| 194 | IFS="$save_ifs"
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| 195 | linker_opts="$linker_opts $flag"
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| 196 | done
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| 197 | IFS="$save_ifs"
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| 198 | ;;
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| 199 | -Xlinker)
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| 200 | eat=1
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| 201 | linker_opts="$linker_opts $2"
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| 202 | ;;
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| 203 | -*)
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| 204 | set x "$@" "$1"
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| 205 | shift
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| 206 | ;;
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| 207 | *.cc | *.CC | *.cxx | *.CXX | *.[cC]++)
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| 208 | func_file_conv "$1"
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| 209 | set x "$@" -Tp"$file"
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| 210 | shift
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| 211 | ;;
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| 212 | *.c | *.cpp | *.CPP | *.lib | *.LIB | *.Lib | *.OBJ | *.obj | *.[oO])
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| 213 | func_file_conv "$1" mingw
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| 214 | set x "$@" "$file"
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| 215 | shift
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| 216 | ;;
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| 217 | *)
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| 218 | set x "$@" "$1"
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| 219 | shift
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| 220 | ;;
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| 221 | esac
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| 222 | fi
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| 223 | shift
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| 224 | done
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| 225 | if test -n "$linker_opts"; then
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| 226 | linker_opts="-link$linker_opts"
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| 227 | fi
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| 228 | exec "$@" $linker_opts
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| 229 | exit 1
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| 230 | }
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| 231 |
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| 232 | eat=
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| 233 |
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| 234 | case $1 in
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| 235 | '')
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| 236 | echo "$0: No command. Try '$0 --help' for more information." 1>&2
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| 237 | exit 1;
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| 238 | ;;
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| 239 | -h | --h*)
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| 240 | cat <<\EOF
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| 241 | Usage: compile [--help] [--version] PROGRAM [ARGS]
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| 242 |
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| 243 | Wrapper for compilers which do not understand '-c -o'.
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| 244 | Remove '-o dest.o' from ARGS, run PROGRAM with the remaining
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| 245 | arguments, and rename the output as expected.
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| 246 |
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| 247 | If you are trying to build a whole package this is not the
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| 248 | right script to run: please start by reading the file 'INSTALL'.
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| 249 |
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| 250 | Report bugs to <bug-automake@gnu.org>.
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| 251 | EOF
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| 252 | exit $?
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| 253 | ;;
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| 254 | -v | --v*)
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| 255 | echo "compile $scriptversion"
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| 256 | exit $?
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| 257 | ;;
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| 258 | cl | *[/\\]cl | cl.exe | *[/\\]cl.exe | \
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| 259 | clang-cl | *[/\\]clang-cl | clang-cl.exe | *[/\\]clang-cl.exe | \
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| 260 | icl | *[/\\]icl | icl.exe | *[/\\]icl.exe )
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| 261 | func_cl_wrapper "$@" # Doesn't return...
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| 262 | ;;
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| 263 | esac
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| 264 |
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| 265 | ofile=
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| 266 | cfile=
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| 267 |
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| 268 | for arg
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| 269 | do
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| 270 | if test -n "$eat"; then
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| 271 | eat=
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| 272 | else
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| 273 | case $1 in
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| 274 | -o)
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| 275 | # configure might choose to run compile as 'compile cc -o foo foo.c'.
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| 276 | # So we strip '-o arg' only if arg is an object.
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| 277 | eat=1
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| 278 | case $2 in
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| 279 | *.o | *.obj)
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| 280 | ofile=$2
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| 281 | ;;
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| 282 | *)
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| 283 | set x "$@" -o "$2"
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| 284 | shift
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| 285 | ;;
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| 286 | esac
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| 287 | ;;
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| 288 | *.c)
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| 289 | cfile=$1
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| 290 | set x "$@" "$1"
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| 291 | shift
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| 292 | ;;
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| 293 | *)
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| 294 | set x "$@" "$1"
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| 295 | shift
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| 296 | ;;
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| 297 | esac
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| 298 | fi
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| 299 | shift
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| 300 | done
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| 301 |
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| 302 | if test -z "$ofile" || test -z "$cfile"; then
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| 303 | # If no '-o' option was seen then we might have been invoked from a
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| 304 | # pattern rule where we don't need one. That is ok -- this is a
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| 305 | # normal compilation that the losing compiler can handle. If no
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| 306 | # '.c' file was seen then we are probably linking. That is also
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| 307 | # ok.
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| 308 | exec "$@"
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| 309 | fi
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| 310 |
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| 311 | # Name of file we expect compiler to create.
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| 312 | cofile=`echo "$cfile" | sed 's|^.*[\\/]||; s|^[a-zA-Z]:||; s/\.c$/.o/'`
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| 313 |
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| 314 | # Create the lock directory.
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| 315 | # Note: use '[/\\:.-]' here to ensure that we don't use the same name
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| 316 | # that we are using for the .o file. Also, base the name on the expected
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| 317 | # object file name, since that is what matters with a parallel build.
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| 318 | lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d
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| 319 | while true; do
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| 320 | if mkdir "$lockdir" >/dev/null 2>&1; then
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| 321 | break
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| 322 | fi
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| 323 | sleep 1
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| 324 | done
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| 325 | # FIXME: race condition here if user kills between mkdir and trap.
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| 326 | trap "rmdir '$lockdir'; exit 1" 1 2 15
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| 327 |
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| 328 | # Run the compile.
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| 329 | "$@"
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| 330 | ret=$?
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| 331 |
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| 332 | if test -f "$cofile"; then
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| 333 | test "$cofile" = "$ofile" || mv "$cofile" "$ofile"
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| 334 | elif test -f "${cofile}bj"; then
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| 335 | test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile"
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| 336 | fi
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| 337 |
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| 338 | rmdir "$lockdir"
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| 339 | exit $ret
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| 340 |
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| 341 | # Local Variables:
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| 342 | # mode: shell-script
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| 343 | # sh-indentation: 2
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| 344 | # eval: (add-hook 'before-save-hook 'time-stamp)
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| 345 | # time-stamp-start: "scriptversion="
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| 346 | # time-stamp-format: "%:y-%02m-%02d.%02H"
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| 347 | # time-stamp-time-zone: "UTC0"
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| 348 | # time-stamp-end: "; # UTC"
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| 349 | # End:
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