source: rtems/compile @ 568490a

Last change on this file since 568490a was d65de8a1, checked in by Ralf Corsépius <ralf.corsepius@…>, on May 27, 2013 at 12:47:20 PM

Update from automake-1.13.2.

  • Property mode set to 100755
File size: 7.2 KB
Line 
1#! /bin/sh
2# Wrapper for compilers which do not understand '-c -o'.
3
4scriptversion=2012-10-14.11; # UTC
5
6# Copyright (C) 1999-2013 Free Software Foundation, Inc.
7# Written by Tom Tromey <tromey@cygnus.com>.
8#
9# This program is free software; you can redistribute it and/or modify
10# it under the terms of the GNU General Public License as published by
11# the Free Software Foundation; either version 2, or (at your option)
12# any later version.
13#
14# This program is distributed in the hope that it will be useful,
15# but WITHOUT ANY WARRANTY; without even the implied warranty of
16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17# GNU General Public License for more details.
18#
19# You should have received a copy of the GNU General Public License
20# along with this program.  If not, see <http://www.gnu.org/licenses/>.
21
22# As a special exception to the GNU General Public License, if you
23# distribute this file as part of a program that contains a
24# configuration script generated by Autoconf, you may include it under
25# the same distribution terms that you use for the rest of that program.
26
27# This file is maintained in Automake, please report
28# bugs to <bug-automake@gnu.org> or send patches to
29# <automake-patches@gnu.org>.
30
31nl='
32'
33
34# We need space, tab and new line, in precisely that order.  Quoting is
35# there to prevent tools from complaining about whitespace usage.
36IFS=" ""        $nl"
37
38file_conv=
39
40# func_file_conv build_file lazy
41# Convert a $build file to $host form and store it in $file
42# Currently only supports Windows hosts. If the determined conversion
43# type is listed in (the comma separated) LAZY, no conversion will
44# take place.
45func_file_conv ()
46{
47  file=$1
48  case $file in
49    / | /[!/]*) # absolute file, and not a UNC file
50      if test -z "$file_conv"; then
51        # lazily determine how to convert abs files
52        case `uname -s` in
53          MINGW*)
54            file_conv=mingw
55            ;;
56          CYGWIN*)
57            file_conv=cygwin
58            ;;
59          *)
60            file_conv=wine
61            ;;
62        esac
63      fi
64      case $file_conv/,$2, in
65        *,$file_conv,*)
66          ;;
67        mingw/*)
68          file=`cmd //C echo "$file " | sed -e 's/"\(.*\) " *$/\1/'`
69          ;;
70        cygwin/*)
71          file=`cygpath -m "$file" || echo "$file"`
72          ;;
73        wine/*)
74          file=`winepath -w "$file" || echo "$file"`
75          ;;
76      esac
77      ;;
78  esac
79}
80
81# func_cl_dashL linkdir
82# Make cl look for libraries in LINKDIR
83func_cl_dashL ()
84{
85  func_file_conv "$1"
86  if test -z "$lib_path"; then
87    lib_path=$file
88  else
89    lib_path="$lib_path;$file"
90  fi
91  linker_opts="$linker_opts -LIBPATH:$file"
92}
93
94# func_cl_dashl library
95# Do a library search-path lookup for cl
96func_cl_dashl ()
97{
98  lib=$1
99  found=no
100  save_IFS=$IFS
101  IFS=';'
102  for dir in $lib_path $LIB
103  do
104    IFS=$save_IFS
105    if $shared && test -f "$dir/$lib.dll.lib"; then
106      found=yes
107      lib=$dir/$lib.dll.lib
108      break
109    fi
110    if test -f "$dir/$lib.lib"; then
111      found=yes
112      lib=$dir/$lib.lib
113      break
114    fi
115    if test -f "$dir/lib$lib.a"; then
116      found=yes
117      lib=$dir/lib$lib.a
118      break
119    fi
120  done
121  IFS=$save_IFS
122
123  if test "$found" != yes; then
124    lib=$lib.lib
125  fi
126}
127
128# func_cl_wrapper cl arg...
129# Adjust compile command to suit cl
130func_cl_wrapper ()
131{
132  # Assume a capable shell
133  lib_path=
134  shared=:
135  linker_opts=
136  for arg
137  do
138    if test -n "$eat"; then
139      eat=
140    else
141      case $1 in
142        -o)
143          # configure might choose to run compile as 'compile cc -o foo foo.c'.
144          eat=1
145          case $2 in
146            *.o | *.[oO][bB][jJ])
147              func_file_conv "$2"
148              set x "$@" -Fo"$file"
149              shift
150              ;;
151            *)
152              func_file_conv "$2"
153              set x "$@" -Fe"$file"
154              shift
155              ;;
156          esac
157          ;;
158        -I)
159          eat=1
160          func_file_conv "$2" mingw
161          set x "$@" -I"$file"
162          shift
163          ;;
164        -I*)
165          func_file_conv "${1#-I}" mingw
166          set x "$@" -I"$file"
167          shift
168          ;;
169        -l)
170          eat=1
171          func_cl_dashl "$2"
172          set x "$@" "$lib"
173          shift
174          ;;
175        -l*)
176          func_cl_dashl "${1#-l}"
177          set x "$@" "$lib"
178          shift
179          ;;
180        -L)
181          eat=1
182          func_cl_dashL "$2"
183          ;;
184        -L*)
185          func_cl_dashL "${1#-L}"
186          ;;
187        -static)
188          shared=false
189          ;;
190        -Wl,*)
191          arg=${1#-Wl,}
192          save_ifs="$IFS"; IFS=','
193          for flag in $arg; do
194            IFS="$save_ifs"
195            linker_opts="$linker_opts $flag"
196          done
197          IFS="$save_ifs"
198          ;;
199        -Xlinker)
200          eat=1
201          linker_opts="$linker_opts $2"
202          ;;
203        -*)
204          set x "$@" "$1"
205          shift
206          ;;
207        *.cc | *.CC | *.cxx | *.CXX | *.[cC]++)
208          func_file_conv "$1"
209          set x "$@" -Tp"$file"
210          shift
211          ;;
212        *.c | *.cpp | *.CPP | *.lib | *.LIB | *.Lib | *.OBJ | *.obj | *.[oO])
213          func_file_conv "$1" mingw
214          set x "$@" "$file"
215          shift
216          ;;
217        *)
218          set x "$@" "$1"
219          shift
220          ;;
221      esac
222    fi
223    shift
224  done
225  if test -n "$linker_opts"; then
226    linker_opts="-link$linker_opts"
227  fi
228  exec "$@" $linker_opts
229  exit 1
230}
231
232eat=
233
234case $1 in
235  '')
236     echo "$0: No command.  Try '$0 --help' for more information." 1>&2
237     exit 1;
238     ;;
239  -h | --h*)
240    cat <<\EOF
241Usage: compile [--help] [--version] PROGRAM [ARGS]
242
243Wrapper for compilers which do not understand '-c -o'.
244Remove '-o dest.o' from ARGS, run PROGRAM with the remaining
245arguments, and rename the output as expected.
246
247If you are trying to build a whole package this is not the
248right script to run: please start by reading the file 'INSTALL'.
249
250Report bugs to <bug-automake@gnu.org>.
251EOF
252    exit $?
253    ;;
254  -v | --v*)
255    echo "compile $scriptversion"
256    exit $?
257    ;;
258  cl | *[/\\]cl | cl.exe | *[/\\]cl.exe )
259    func_cl_wrapper "$@"      # Doesn't return...
260    ;;
261esac
262
263ofile=
264cfile=
265
266for arg
267do
268  if test -n "$eat"; then
269    eat=
270  else
271    case $1 in
272      -o)
273        # configure might choose to run compile as 'compile cc -o foo foo.c'.
274        # So we strip '-o arg' only if arg is an object.
275        eat=1
276        case $2 in
277          *.o | *.obj)
278            ofile=$2
279            ;;
280          *)
281            set x "$@" -o "$2"
282            shift
283            ;;
284        esac
285        ;;
286      *.c)
287        cfile=$1
288        set x "$@" "$1"
289        shift
290        ;;
291      *)
292        set x "$@" "$1"
293        shift
294        ;;
295    esac
296  fi
297  shift
298done
299
300if test -z "$ofile" || test -z "$cfile"; then
301  # If no '-o' option was seen then we might have been invoked from a
302  # pattern rule where we don't need one.  That is ok -- this is a
303  # normal compilation that the losing compiler can handle.  If no
304  # '.c' file was seen then we are probably linking.  That is also
305  # ok.
306  exec "$@"
307fi
308
309# Name of file we expect compiler to create.
310cofile=`echo "$cfile" | sed 's|^.*[\\/]||; s|^[a-zA-Z]:||; s/\.c$/.o/'`
311
312# Create the lock directory.
313# Note: use '[/\\:.-]' here to ensure that we don't use the same name
314# that we are using for the .o file.  Also, base the name on the expected
315# object file name, since that is what matters with a parallel build.
316lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d
317while true; do
318  if mkdir "$lockdir" >/dev/null 2>&1; then
319    break
320  fi
321  sleep 1
322done
323# FIXME: race condition here if user kills between mkdir and trap.
324trap "rmdir '$lockdir'; exit 1" 1 2 15
325
326# Run the compile.
327"$@"
328ret=$?
329
330if test -f "$cofile"; then
331  test "$cofile" = "$ofile" || mv "$cofile" "$ofile"
332elif test -f "${cofile}bj"; then
333  test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile"
334fi
335
336rmdir "$lockdir"
337exit $ret
338
339# Local Variables:
340# mode: shell-script
341# sh-indentation: 2
342# eval: (add-hook 'write-file-hooks 'time-stamp)
343# time-stamp-start: "scriptversion="
344# time-stamp-format: "%:y-%02m-%02d.%02H"
345# time-stamp-time-zone: "UTC"
346# time-stamp-end: "; # UTC"
347# End:
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