1: #! /bin/sh
2: # Wrapper for compilers which do not understand '-c -o'.
3:
4: scriptversion=2012-10-14.11; # UTC
5:
6: # Copyright (C) 1999-2014 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:
31: nl='
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.
36: IFS=" "" $nl"
37:
38: file_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.
45: func_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
83: func_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
96: func_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
130: func_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:
232: eat=
233:
234: case $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
241: Usage: compile [--help] [--version] PROGRAM [ARGS]
242:
243: Wrapper for compilers which do not understand '-c -o'.
244: Remove '-o dest.o' from ARGS, run PROGRAM with the remaining
245: arguments, and rename the output as expected.
246:
247: If you are trying to build a whole package this is not the
248: right script to run: please start by reading the file 'INSTALL'.
249:
250: Report bugs to <bug-automake@gnu.org>.
251: EOF
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: ;;
261: esac
262:
263: ofile=
264: cfile=
265:
266: for arg
267: do
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=$1
288: set x "$@" "$1"
289: shift
290: ;;
291: *)
292: set x "$@" "$1"
293: shift
294: ;;
295: esac
296: fi
297: shift
298: done
299:
300: if test -z "$ofile" || test -z "$cfile"; then
301: # If no '-o' option was seen then we might have been invoked from a
302: # pattern rule where we don't need one. That is ok -- this is a
303: # normal compilation that the losing compiler can handle. If no
304: # '.c' file was seen then we are probably linking. That is also
305: # ok.
306: exec "$@"
307: fi
308:
309: # Name of file we expect compiler to create.
310: cofile=`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.
316: lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d
317: while true; do
318: if mkdir "$lockdir" >/dev/null 2>&1; then
319: break
320: fi
321: sleep 1
322: done
323: # FIXME: race condition here if user kills between mkdir and trap.
324: trap "rmdir '$lockdir'; exit 1" 1 2 15
325:
326: # Run the compile.
327: "$@"
328: ret=$?
329:
330: if test -f "$cofile"; then
331: test "$cofile" = "$ofile" || mv "$cofile" "$ofile"
332: elif test -f "${cofile}bj"; then
333: test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile"
334: fi
335:
336: rmdir "$lockdir"
337: exit $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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