aboutsummaryrefslogtreecommitdiffstats
path: root/erts/etc/win32/cygwin_tools/vc/cc.sh
blob: 9eeb004f0e17d2145c1885a38c91040a705ce7e5 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
#! /bin/sh
# 
# %CopyrightBegin%
# 
# Copyright Ericsson AB 2002-2016. All Rights Reserved.
# 
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# 
# %CopyrightEnd%
# 
# Icky cl wrapper that does it's best to behave like a Unixish cc.
# Made to work for Erlang builds and to make configure happy, not really 
# general I suspect.
# set -x
# Save the command line for debug outputs
SAVE="$@"

# Constants
COMMON_CFLAGS="-nologo -D__WIN32__ -DWIN32 -DWINDOWS -D_WIN32 -DNT -D_CRT_SECURE_NO_DEPRECATE"

# Variables
# The stdout and stderr for the compiler
MSG_FILE=/tmp/cl.exe.$$.1
ERR_FILE=/tmp/cl.exe.$$.2

# "Booleans" determined during "command line parsing"
# If the stdlib option is explicitly passed to this program
MD_FORCED=false
# If we're preprocession (only) i.e. -E
PREPROCESSING=false
# If we're generating dependencies (implies preprocesing)
DEPENDENCIES=false
# If this is supposed to be a debug build
DEBUG_BUILD=false
# If this is supposed to be an optimized build (there can only be one...)
OPTIMIZED_BUILD=false
# If we're linking or only compiling
LINKING=true

# This data is accumulated during command line "parsing"
# The stdlibrary option, default multithreaded dynamic
MD=-MD
# Flags for debug compilation
DEBUG_FLAGS=""
# Flags for optimization
OPTIMIZE_FLAGS=""
# The specified output filename (if any), may be either object or exe.
OUTFILE=""
# Unspecified command line options for the compiler
CMD=""
# All the c source files, in unix style
SOURCES=""
# All the options to pass to the linker, kept in Unix style
LINKCMD=""


# Loop through the parameters and set the above variables accordingly
# Also convert some cygwin filenames to "mixed style" dito (understood by the
# compiler very well), except for anything passed to the linker, that script
# handles those and the sources, which are also kept unixish for now

while test -n "$1" ; do
    x="$1"
    case "$x" in
	-Wall)
	    ;;
	-c) 
	    LINKING=false;;
	    #CMD="$CMD -c";;
	-MM)
	    PREPROCESSING=true;
	    LINKING=false;
	    DEPENDENCIES=true;;
	-E)
	    PREPROCESSING=true;
	    LINKING=false;; # Obviously...
	    #CMD="$CMD -E";;
	-Owx)
	    # Optimization hardcoded of wxErlang, needs to disable debugging too
	    OPTIMIZE_FLAGS="-Ob2ity -Gs -Zi";
	    DEBUG_FLAGS="";
	    DEBUG_BUILD=false;
	    if [ $MD_FORCED = false ]; then
		MD=-MD;
	    fi
	    OPTIMIZED_BUILD=true;;
	-O*)
	    # Optimization hardcoded, needs to disable debugging too
	    OPTIMIZE_FLAGS="-Ox -Zi";
	    DEBUG_FLAGS="";
	    DEBUG_BUILD=false;
	    if [ $MD_FORCED = false ]; then
		MD=-MD;
	    fi
	    OPTIMIZED_BUILD=true;;
	-g|-ggdb)
	    if [ $OPTIMIZED_BUILD = false ];then
		# Hardcoded windows debug flags
		DEBUG_FLAGS="-Z7";
		if [ $MD_FORCED = false ]; then
		    MD=-MDd;
		fi
		LINKCMD="$LINKCMD -g";
		DEBUG_BUILD=true;
	    fi;;
	# Allow forcing of stdlib
	-mt|-MT)
	    MD="-MT";
	    MD_FORCED=true;;
	-md|-MD)
	    MD="-MD";
	    MD_FORCED=true;;
	-ml|-ML)
	    MD="-ML";
	    MD_FORCED=true;;
	-mdd|-MDD|-MDd)
	    MD="-MDd";
	    MD_FORCED=true;;
	-mtd|-MTD|-MTd)
	    MD="-MTd";
	    MD_FORCED=true;;
	-mld|-MLD|-MLd)
	    MD="-MLd";
	    MD_FORCED=true;;
	-o)
	    shift;
	    OUTFILE="$1";;
	-o*)
	    y=`echo $x | sed 's,^-[Io]\(.*\),\1,g'`;
	    OUTFILE="$y";;
	-I/*)
	    y=`echo $x | sed 's,^-[Io]\(/.*\),\1,g'`;
	    z=`echo $x | sed 's,^-\([Io]\)\(/.*\),\1,g'`;
	    MPATH=`cygpath -m $y`;
	    CMD="$CMD -$z\"$MPATH\"";; 
	-I*)
	    y=`echo $x | sed 's,",\\\",g'`;
	    CMD="$CMD $y";;
	-D*)
	    y=`echo $x | sed 's,",\\\",g'`;
	    CMD="$CMD $y";;
	-EH*)
	    y=`echo $x | sed 's,",\\\",g'`;
	    CMD="$CMD $y";;
	-l*)
	    y=`echo $x | sed 's,^-l\(.*\),\1,g'`;
	    LINKCMD="$LINKCMD $x";;
	/*.c)
	    SOURCES="$SOURCES $x";;
	*.c)
	    SOURCES="$SOURCES $x";;
	/*.cc)
	    SOURCES="$SOURCES $x";;
	*.cc)
	    SOURCES="$SOURCES $x";;
	/*.cpp)
	    SOURCES="$SOURCES $x";;
	*.cpp)
	    SOURCES="$SOURCES $x";;
	/*.o)
	    LINKCMD="$LINKCMD $x";;
	*.o)
	    LINKCMD="$LINKCMD $x";;
	*)
	    # Try to quote uninterpreted options
	    y=`echo $x | sed 's,",\\\",g'`;
	    LINKCMD="$LINKCMD $y";;
    esac
    shift
done

#Return code from compiler, linker.sh and finally this script...
RES=0

# Accumulated object names
ACCUM_OBJECTS=""

# A temporary object file location
TMPOBJDIR=/tmp/tmpobj$$
mkdir $TMPOBJDIR

# Compile
for x in $SOURCES; do
    start_time=`date '+%s'` 
    # Compile each source
    if [ $LINKING = false ]; then
	# We should have an output defined, which is a directory 
	# or an object file
	case $OUTFILE in
	    /*.o)
		# Simple output, SOURCES should be one single
		n=`echo $SOURCES | wc -w`;
		if [ $n -gt 1 ]; then
		    echo "cc.sh:Error, multiple sources, one object output.";
		    exit 1;
		else
		    output_filename=`cygpath -m $OUTFILE`;
		fi;;
	    *.o)
		# Relative path needs no translation
		n=`echo $SOURCES | wc -w`
		if [ $n -gt 1 ]; then
		    echo "cc.sh:Error, multiple sources, one object output."
		    exit 1
		else
		    output_filename=$OUTFILE
		fi;;
	    /*)
		# Absolute directory
		o=`echo $x | sed 's,.*/,,' | sed 's,\.c$,.o,'`
		output_filename=`cygpath -m $OUTFILE`
		output_filename="$output_filename/${o}";;
	    *)
		# Relative_directory or empty string (.//x.o is valid)
		o=`echo $x | sed 's,.*/,,' | sed 's,\.cp*$,.o,'`
		output_filename="./${OUTFILE}/${o}";;
	esac
    else
	# We are linking, which means we build objects in a temporary 
	# directory and link from there. We should retain the basename
	# of each source to make examining the exe easier...
	o=`echo $x | sed 's,.*/,,' | sed 's,\.c$,.o,'`
	output_filename=$TMPOBJDIR/$o
	ACCUM_OBJECTS="$ACCUM_OBJECTS $output_filename"
    fi
    # Now we know enough, lets try a compilation...
    MPATH=`cygpath -m $x`
    if [ $PREPROCESSING = true ]; then
	output_flag="-E"
    else
	output_flag="-c -Fo`cygpath -m ${output_filename}`"
    fi
    params="$COMMON_CFLAGS $MD $DEBUG_FLAGS $OPTIMIZE_FLAGS \
	    $CMD ${output_flag} $MPATH"
    if [ "X$CC_SH_DEBUG_LOG" != "X" ]; then
	echo cc.sh "$SAVE" >>$CC_SH_DEBUG_LOG
	echo cl.exe $params >>$CC_SH_DEBUG_LOG
    fi
    eval cl.exe $params >$MSG_FILE 2>$ERR_FILE
    RES=$?
    if test $PREPROCESSING = false; then
	cat $ERR_FILE >&2
	tail -n +2 $MSG_FILE
    else
	tail -n +2 $ERR_FILE >&2
	if test $DEPENDENCIES = true; then
	    if test `grep -v $x $MSG_FILE | grep -c '#line'` != "0"; then
		o=`echo $x | sed 's,.*/,,' | sed 's,\.cp*$,.o,'`
		echo -n $o':'
		# Some versions of cygpath does not read paths linewise
		# but uses space as separator, why pathnames containing
		# spaces need to be removed. To avoid different
		# behaviours in different versions of cygwin, we would need to
		# write our own cygpath replacement, but this will have to do
		# for now...
		cat $MSG_FILE | grep '#line' | grep -v $x | awk -F\" '{printf("%s\n",$2)}' | sort -u | grep -v " " | cygpath -f - -m -s | cygpath -f - | awk '{printf("\\\n %s ",$0)}' 
		echo
		echo 
		after_sed=`date '+%s'`
		echo Made dependencies for $x':' `expr $after_sed '-' $start_time` 's' >&2
	    fi 
	else
	    cat $MSG_FILE
	fi
    fi
    rm -f $ERR_FILE $MSG_FILE
    if [ $RES != 0 ]; then
	rm -rf $TMPOBJDIR
	exit $RES
    fi
done

# If we got here, we succeeded in compiling (if there were anything to compile)
# The output filename should name an executable if we're linking
if [ $LINKING = true ]; then
    case $OUTFILE in
	"")
	    # Use the first source name to name the executable
	    first_source=""
	    for x in $SOURCES; do first_source=$x; break; done;
	    if [ -n "$first_source" ]; then
		e=`echo $x | sed 's,.*/,,' | sed 's,\.c$,.exe,'`;
		out_spec="-o $e";
	    else
		out_spec="";
	    fi;;
	*)
	    out_spec="-o $OUTFILE";;
    esac
    # Descide which standard library to link against
    case $MD in
	-ML)
	    stdlib="-lLIBC";;
	-MLd)
	    stdlib="-lLIBCD";;
	-MD)
	    stdlib="-lMSVCRT";;
	-MDd)
	    stdlib="-lMSVCRTD";;
	-MT)
	    stdlib="-lLIBCMT";;
	-MTd)
	    stdlib="-lLIBMTD";;
    esac
    # And finally call the next script to do the linking...
    params="$out_spec $LINKCMD $stdlib" 
    eval ld.sh $ACCUM_OBJECTS $params
    RES=$?
fi
rm -rf $TMPOBJDIR

exit $RES