1: #! /bin/sh
2: # Wrapper for compilers which do not understand '-c -o'.
3:
4: scriptversion=2012-03-05.13; # UTC
5:
6: # Copyright (C) 1999, 2000, 2003, 2004, 2005, 2009, 2010, 2012 Free
7: # Software Foundation, Inc.
8: # Written by Tom Tromey <tromey@cygnus.com>.
9: #
10: # This program is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2, or (at your option)
13: # any later version.
14: #
15: # This program is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with this program. If not, see <http://www.gnu.org/licenses/>.
22:
23: # As a special exception to the GNU General Public License, if you
24: # distribute this file as part of a program that contains a
25: # configuration script generated by Autoconf, you may include it under
26: # the same distribution terms that you use for the rest of that program.
27:
28: # This file is maintained in Automake, please report
29: # bugs to <bug-automake@gnu.org> or send patches to
30: # <automake-patches@gnu.org>.
31:
32: nl='
33: '
34:
35: # We need space, tab and new line, in precisely that order. Quoting is
36: # there to prevent tools from complaining about whitespace usage.
37: IFS=" "" $nl"
38:
39: file_conv=
40:
41: # func_file_conv build_file lazy
42: # Convert a $build file to $host form and store it in $file
43: # Currently only supports Windows hosts. If the determined conversion
44: # type is listed in (the comma separated) LAZY, no conversion will
45: # take place.
46: func_file_conv ()
47: {
48: file=$1
49: case $file in
50: / | /[!/]*) # absolute file, and not a UNC file
51: if test -z "$file_conv"; then
52: # lazily determine how to convert abs files
53: case `uname -s` in
54: MINGW*)
55: file_conv=mingw
56: ;;
57: CYGWIN*)
58: file_conv=cygwin
59: ;;
60: *)
61: file_conv=wine
62: ;;
63: esac
64: fi
65: case $file_conv/,$2, in
66: *,$file_conv,*)
67: ;;
68: mingw/*)
69: file=`cmd //C echo "$file " | sed -e 's/"\(.*\) " *$/\1/'`
70: ;;
71: cygwin/*)
72: file=`cygpath -m "$file" || echo "$file"`
73: ;;
74: wine/*)
75: file=`winepath -w "$file" || echo "$file"`
76: ;;
77: esac
78: ;;
79: esac
80: }
81:
82: # func_cl_dashL linkdir
83: # Make cl look for libraries in LINKDIR
84: func_cl_dashL ()
85: {
86: func_file_conv "$1"
87: if test -z "$lib_path"; then
88: lib_path=$file
89: else
90: lib_path="$lib_path;$file"
91: fi
92: linker_opts="$linker_opts -LIBPATH:$file"
93: }
94:
95: # func_cl_dashl library
96: # Do a library search-path lookup for cl
97: func_cl_dashl ()
98: {
99: lib=$1
100: found=no
101: save_IFS=$IFS
102: IFS=';'
103: for dir in $lib_path $LIB
104: do
105: IFS=$save_IFS
106: if $shared && test -f "$dir/$lib.dll.lib"; then
107: found=yes
108: lib=$dir/$lib.dll.lib
109: break
110: fi
111: if test -f "$dir/$lib.lib"; then
112: found=yes
113: lib=$dir/$lib.lib
114: break
115: fi
116: done
117: IFS=$save_IFS
118:
119: if test "$found" != yes; then
120: lib=$lib.lib
121: fi
122: }
123:
124: # func_cl_wrapper cl arg...
125: # Adjust compile command to suit cl
126: func_cl_wrapper ()
127: {
128: # Assume a capable shell
129: lib_path=
130: shared=:
131: linker_opts=
132: for arg
133: do
134: if test -n "$eat"; then
135: eat=
136: else
137: case $1 in
138: -o)
139: # configure might choose to run compile as 'compile cc -o foo foo.c'.
140: eat=1
141: case $2 in
142: *.o | *.[oO][bB][jJ])
143: func_file_conv "$2"
144: set x "$@" -Fo"$file"
145: shift
146: ;;
147: *)
148: func_file_conv "$2"
149: set x "$@" -Fe"$file"
150: shift
151: ;;
152: esac
153: ;;
154: -I)
155: eat=1
156: func_file_conv "$2" mingw
157: set x "$@" -I"$file"
158: shift
159: ;;
160: -I*)
161: func_file_conv "${1#-I}" mingw
162: set x "$@" -I"$file"
163: shift
164: ;;
165: -l)
166: eat=1
167: func_cl_dashl "$2"
168: set x "$@" "$lib"
169: shift
170: ;;
171: -l*)
172: func_cl_dashl "${1#-l}"
173: set x "$@" "$lib"
174: shift
175: ;;
176: -L)
177: eat=1
178: func_cl_dashL "$2"
179: ;;
180: -L*)
181: func_cl_dashL "${1#-L}"
182: ;;
183: -static)
184: shared=false
185: ;;
186: -Wl,*)
187: arg=${1#-Wl,}
188: save_ifs="$IFS"; IFS=','
189: for flag in $arg; do
190: IFS="$save_ifs"
191: linker_opts="$linker_opts $flag"
192: done
193: IFS="$save_ifs"
194: ;;
195: -Xlinker)
196: eat=1
197: linker_opts="$linker_opts $2"
198: ;;
199: -*)
200: set x "$@" "$1"
201: shift
202: ;;
203: *.cc | *.CC | *.cxx | *.CXX | *.[cC]++)
204: func_file_conv "$1"
205: set x "$@" -Tp"$file"
206: shift
207: ;;
208: *.c | *.cpp | *.CPP | *.lib | *.LIB | *.Lib | *.OBJ | *.obj | *.[oO])
209: func_file_conv "$1" mingw
210: set x "$@" "$file"
211: shift
212: ;;
213: *)
214: set x "$@" "$1"
215: shift
216: ;;
217: esac
218: fi
219: shift
220: done
221: if test -n "$linker_opts"; then
222: linker_opts="-link$linker_opts"
223: fi
224: exec "$@" $linker_opts
225: exit 1
226: }
227:
228: eat=
229:
230: case $1 in
231: '')
232: echo "$0: No command. Try '$0 --help' for more information." 1>&2
233: exit 1;
234: ;;
235: -h | --h*)
236: cat <<\EOF
237: Usage: compile [--help] [--version] PROGRAM [ARGS]
238:
239: Wrapper for compilers which do not understand '-c -o'.
240: Remove '-o dest.o' from ARGS, run PROGRAM with the remaining
241: arguments, and rename the output as expected.
242:
243: If you are trying to build a whole package this is not the
244: right script to run: please start by reading the file 'INSTALL'.
245:
246: Report bugs to <bug-automake@gnu.org>.
247: EOF
248: exit $?
249: ;;
250: -v | --v*)
251: echo "compile $scriptversion"
252: exit $?
253: ;;
254: cl | *[/\\]cl | cl.exe | *[/\\]cl.exe )
255: func_cl_wrapper "$@" # Doesn't return...
256: ;;
257: esac
258:
259: ofile=
260: cfile=
261:
262: for arg
263: do
264: if test -n "$eat"; then
265: eat=
266: else
267: case $1 in
268: -o)
269: # configure might choose to run compile as 'compile cc -o foo foo.c'.
270: # So we strip '-o arg' only if arg is an object.
271: eat=1
272: case $2 in
273: *.o | *.obj)
274: ofile=$2
275: ;;
276: *)
277: set x "$@" -o "$2"
278: shift
279: ;;
280: esac
281: ;;
282: *.c)
283: cfile=$1
284: set x "$@" "$1"
285: shift
286: ;;
287: *)
288: set x "$@" "$1"
289: shift
290: ;;
291: esac
292: fi
293: shift
294: done
295:
296: if test -z "$ofile" || test -z "$cfile"; then
297: # If no '-o' option was seen then we might have been invoked from a
298: # pattern rule where we don't need one. That is ok -- this is a
299: # normal compilation that the losing compiler can handle. If no
300: # '.c' file was seen then we are probably linking. That is also
301: # ok.
302: exec "$@"
303: fi
304:
305: # Name of file we expect compiler to create.
306: cofile=`echo "$cfile" | sed 's|^.*[\\/]||; s|^[a-zA-Z]:||; s/\.c$/.o/'`
307:
308: # Create the lock directory.
309: # Note: use '[/\\:.-]' here to ensure that we don't use the same name
310: # that we are using for the .o file. Also, base the name on the expected
311: # object file name, since that is what matters with a parallel build.
312: lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d
313: while true; do
314: if mkdir "$lockdir" >/dev/null 2>&1; then
315: break
316: fi
317: sleep 1
318: done
319: # FIXME: race condition here if user kills between mkdir and trap.
320: trap "rmdir '$lockdir'; exit 1" 1 2 15
321:
322: # Run the compile.
323: "$@"
324: ret=$?
325:
326: if test -f "$cofile"; then
327: test "$cofile" = "$ofile" || mv "$cofile" "$ofile"
328: elif test -f "${cofile}bj"; then
329: test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile"
330: fi
331:
332: rmdir "$lockdir"
333: exit $ret
334:
335: # Local Variables:
336: # mode: shell-script
337: # sh-indentation: 2
338: # eval: (add-hook 'write-file-hooks 'time-stamp)
339: # time-stamp-start: "scriptversion="
340: # time-stamp-format: "%:y-%02m-%02d.%02H"
341: # time-stamp-time-zone: "UTC"
342: # time-stamp-end: "; # UTC"
343: # End:
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