1 dbd7b9a9 2003-11-23 devnull #!/bin/sh
  2 dbd7b9a9 2003-11-23 devnull 
  3 eea5f6ad 2005-01-17 devnull test -f $PLAN9/config && . $PLAN9/config
  4 ead3e311 2005-01-04 devnull libsl=""
  5 fc165dcb 2005-10-19 devnull frameworks=""
  6 3d637e16 2005-01-07 devnull doautolib=true
  7 fc165dcb 2005-10-19 devnull doautoframework=true
  8 3d637e16 2005-01-07 devnull verbose=false
  9 ead3e311 2005-01-04 devnull 
 10 ead3e311 2005-01-04 devnull if [ "x$1" = "x-l" ]
 11 ead3e311 2005-01-04 devnull then
 12 ead3e311 2005-01-04 devnull 	shift
 13 3d637e16 2005-01-07 devnull 	doautolib=false
 14 fc165dcb 2005-10-19 devnull 	doautoframework=false
 15 ead3e311 2005-01-04 devnull elif [ "x$1" = "x-v" ]
 16 ead3e311 2005-01-04 devnull then
 17 ead3e311 2005-01-04 devnull 	shift
 18 3d637e16 2005-01-07 devnull 	verbose=true
 19 ead3e311 2005-01-04 devnull fi
 20 ead3e311 2005-01-04 devnull 
 21 724b43e6 2005-01-07 devnull target=a.out
 22 724b43e6 2005-01-07 devnull if [ "x$1" = "x-o" ]
 23 724b43e6 2005-01-07 devnull then
 24 724b43e6 2005-01-07 devnull 	target=$2
 25 724b43e6 2005-01-07 devnull fi
 26 724b43e6 2005-01-07 devnull 
 27 3d637e16 2005-01-07 devnull if $doautolib
 28 ead3e311 2005-01-04 devnull then
 29 ead3e311 2005-01-04 devnull 	ofiles=""
 30 d210f09d 2008-12-03 jas 	lpaths="$PLAN9/lib"
 31 ead3e311 2005-01-04 devnull 	for i
 32 ead3e311 2005-01-04 devnull 	do
 33 ead3e311 2005-01-04 devnull 		case "$i" in
 34 359c1e01 2005-01-14 devnull 		*.[ao])
 35 ead3e311 2005-01-04 devnull 			ofiles="$ofiles $i"
 36 ead3e311 2005-01-04 devnull 			;;
 37 d210f09d 2008-12-03 jas 		-L*)
 38 d210f09d 2008-12-03 jas 			l=`echo $i | sed 's/-L//'`
 39 d210f09d 2008-12-03 jas 			lpaths="$lpaths $l"
 40 ead3e311 2005-01-04 devnull 		esac
 41 ead3e311 2005-01-04 devnull 	done
 42 ead3e311 2005-01-04 devnull 	
 43 d210f09d 2008-12-03 jas 	if $verbose
 44 d210f09d 2008-12-03 jas 	then
 45 d210f09d 2008-12-03 jas 		echo "ofiles $ofiles"
 46 d210f09d 2008-12-03 jas 		echo "lpaths $lpaths"
 47 d210f09d 2008-12-03 jas 	fi
 48 d210f09d 2008-12-03 jas 
 49 ead3e311 2005-01-04 devnull 	autolibs=""
 50 ead3e311 2005-01-04 devnull 	if [ "x$ofiles" != "x" ]
 51 ead3e311 2005-01-04 devnull 	then
 52 3d637e16 2005-01-07 devnull 		a=`
 53 ead3e311 2005-01-04 devnull 			nm $ofiles |
 54 ead3e311 2005-01-04 devnull 			grep '__p9l_autolib_[a-zA-Z0-9+-]*$' |
 55 190857f9 2005-01-07 devnull 			sed 's/.*__p9l_autolib_//' |
 56 ead3e311 2005-01-04 devnull 			sort -u
 57 ead3e311 2005-01-04 devnull 		`
 58 3d637e16 2005-01-07 devnull 		for i in $a
 59 3d637e16 2005-01-07 devnull 		do
 60 3d637e16 2005-01-07 devnull 			autolibs="$autolibs $i"
 61 3d637e16 2005-01-07 devnull 			eval "need$i=true"
 62 3d637e16 2005-01-07 devnull 		done
 63 ead3e311 2005-01-04 devnull 	fi
 64 f6bb3013 2006-06-25 devnull 	if $verbose
 65 f6bb3013 2006-06-25 devnull 	then
 66 f6bb3013 2006-06-25 devnull 		echo "autolibs1 $autolibs"
 67 f6bb3013 2006-06-25 devnull 	fi
 68 3d637e16 2005-01-07 devnull 
 69 3d637e16 2005-01-07 devnull 	# fetch dependencies out of libraries
 70 3d637e16 2005-01-07 devnull 	workq="$autolibs"
 71 3d637e16 2005-01-07 devnull 	while [ "x$workq" != "x" ]
 72 ead3e311 2005-01-04 devnull 	do
 73 3d637e16 2005-01-07 devnull 		w="$workq"
 74 3d637e16 2005-01-07 devnull 		workq=""
 75 3d637e16 2005-01-07 devnull 		for i in $w
 76 3d637e16 2005-01-07 devnull 		do
 77 359c1e01 2005-01-14 devnull 			# can't trust the libraries about using
 78 866a7d1f 2006-02-14 devnull 			# libthread or libdraw - we might not be linking with
 79 359c1e01 2005-01-14 devnull 			# those object files.
 80 d210f09d 2008-12-03 jas 			a=""
 81 d210f09d 2008-12-03 jas 			for lpath in $lpaths
 82 d210f09d 2008-12-03 jas 			do
 83 d210f09d 2008-12-03 jas 				b=`
 84 d210f09d 2008-12-03 jas 					nm $lpath/lib$i.a 2>/dev/null |
 85 d210f09d 2008-12-03 jas 					grep '__p9l_autolib_[a-zA-Z0-9+-]*$' |
 86 d210f09d 2008-12-03 jas 					sed 's/.*__p9l_autolib_//' |
 87 d210f09d 2008-12-03 jas 					sort -u |
 88 d210f09d 2008-12-03 jas 					egrep -v '^(thread|draw)$'
 89 d210f09d 2008-12-03 jas 				`
 90 d210f09d 2008-12-03 jas 				a="$a $b"
 91 d210f09d 2008-12-03 jas 			done
 92 f6bb3013 2006-06-25 devnull 			# fix up libraries that really need draw
 93 f6bb3013 2006-06-25 devnull 			if [ "x$i" = "xmemdraw" -o "x$i" = "xmemlayer" -o "x$i" = "xframe" ]
 94 f6bb3013 2006-06-25 devnull 			then
 95 f6bb3013 2006-06-25 devnull 				a="$a draw"
 96 f6bb3013 2006-06-25 devnull 			fi
 97 3d637e16 2005-01-07 devnull 			okayfn="true"
 98 3d637e16 2005-01-07 devnull 			for j in $a
 99 3d637e16 2005-01-07 devnull 			do
100 3d637e16 2005-01-07 devnull 				if eval "[ x\$need$j = x ]"
101 3d637e16 2005-01-07 devnull 				then
102 3d637e16 2005-01-07 devnull 					autolibs="$autolibs $j"
103 3d637e16 2005-01-07 devnull 					workq="$workq $j"
104 3d637e16 2005-01-07 devnull 					eval "need$j=true"
105 3d637e16 2005-01-07 devnull 				fi
106 3d637e16 2005-01-07 devnull 				if [ $j != $i ]
107 3d637e16 2005-01-07 devnull 				then
108 3d637e16 2005-01-07 devnull 					okayfn="$okayfn && have$j"
109 3d637e16 2005-01-07 devnull 				fi
110 3d637e16 2005-01-07 devnull 			done
111 f6bb3013 2006-06-25 devnull 			if $verbose
112 f6bb3013 2006-06-25 devnull 			then
113 f6bb3013 2006-06-25 devnull 				echo "can$i: $okayfn"
114 f6bb3013 2006-06-25 devnull 			fi
115 3d637e16 2005-01-07 devnull 			eval "can$i() { $okayfn; }"
116 3d637e16 2005-01-07 devnull 		done
117 ead3e311 2005-01-04 devnull 	done
118 3d637e16 2005-01-07 devnull 	if $verbose
119 3d637e16 2005-01-07 devnull 	then
120 3d637e16 2005-01-07 devnull 		echo "autolibs $autolibs"
121 3d637e16 2005-01-07 devnull 	fi
122 3d637e16 2005-01-07 devnull 
123 ead3e311 2005-01-04 devnull 	for i in $autolibs
124 ead3e311 2005-01-04 devnull 	do
125 3d637e16 2005-01-07 devnull 		eval "have$i() { false; }"
126 ead3e311 2005-01-04 devnull 	done
127 c8b6342d 2005-01-13 devnull 	havethread() { false; }
128 0d85a1cf 2005-02-11 devnull 	havesec() { false; }
129 f6bb3013 2006-06-25 devnull 	canmemlayer() { havedraw; }
130 3d637e16 2005-01-07 devnull 
131 3d637e16 2005-01-07 devnull 	# now find correct order
132 3d637e16 2005-01-07 devnull 	libsl=""
133 3d637e16 2005-01-07 devnull 	while [ "x$autolibs" != x ]
134 ead3e311 2005-01-04 devnull 	do
135 3d637e16 2005-01-07 devnull 		stillneed=""
136 3d637e16 2005-01-07 devnull 		didnothing=true
137 3d637e16 2005-01-07 devnull 		for i in $autolibs
138 3d637e16 2005-01-07 devnull 		do
139 3d637e16 2005-01-07 devnull 			if eval "can$i"
140 3d637e16 2005-01-07 devnull 			then
141 3d637e16 2005-01-07 devnull 				libsl="-l$i $libsl"
142 3d637e16 2005-01-07 devnull 				eval "have$i() { true; }"
143 3d637e16 2005-01-07 devnull 				didnothing=false
144 3d637e16 2005-01-07 devnull 			else
145 3d637e16 2005-01-07 devnull 				stillneed="$stillneed $i"
146 3d637e16 2005-01-07 devnull 			fi
147 3d637e16 2005-01-07 devnull 		done
148 3d637e16 2005-01-07 devnull 		# break cycle by setting the last library on the list
149 3d637e16 2005-01-07 devnull 		# to have no dependencies
150 3d637e16 2005-01-07 devnull 		if $didnothing
151 ead3e311 2005-01-04 devnull 		then
152 3d637e16 2005-01-07 devnull 			j="xxx"
153 3d637e16 2005-01-07 devnull 			for i in $autolibs
154 3d637e16 2005-01-07 devnull 			do
155 3d637e16 2005-01-07 devnull 				j=$i
156 3d637e16 2005-01-07 devnull 			done
157 3d637e16 2005-01-07 devnull 			echo "dependency cycle: $autolibs; breaking with $j"
158 3d637e16 2005-01-07 devnull 			eval "can$j() { true; }"
159 ead3e311 2005-01-04 devnull 		fi
160 3d637e16 2005-01-07 devnull 		autolibs="$stillneed"
161 ead3e311 2005-01-04 devnull 	done
162 3d637e16 2005-01-07 devnull 	if $verbose
163 3d637e16 2005-01-07 devnull 	then
164 3d637e16 2005-01-07 devnull 		echo "liborder $libsl"
165 3d637e16 2005-01-07 devnull 	fi
166 ead3e311 2005-01-04 devnull 	libsl="$libsl -l9"
167 3d637e16 2005-01-07 devnull 
168 c8b6342d 2005-01-13 devnull 	# cycle: lib9 expects p9main, which is defined in libthread.  oops.
169 359c1e01 2005-01-14 devnull 	if havethread
170 c8b6342d 2005-01-13 devnull 	then
171 359c1e01 2005-01-14 devnull 		libsl="$libsl -lthread -l9"
172 c8b6342d 2005-01-13 devnull 	fi
173 c8b6342d 2005-01-13 devnull 
174 0d85a1cf 2005-02-11 devnull 	# cycle: lib9 netcrypt uses libsec
175 0d85a1cf 2005-02-11 devnull 	if havesec
176 0d85a1cf 2005-02-11 devnull 	then
177 0d85a1cf 2005-02-11 devnull 		libsl="$libsl -lsec -l9"
178 866a7d1f 2006-02-14 devnull 	fi
179 866a7d1f 2006-02-14 devnull 
180 89eaced6 2006-04-04 devnull 	if [ "x$needndb" = xtrue -a '(' -f /usr/lib/libresolv.a -o -f /usr/lib/libresolv.dylib ')' ]
181 866a7d1f 2006-02-14 devnull 	then
182 866a7d1f 2006-02-14 devnull 		libsl="$libsl -lresolv"
183 0d85a1cf 2005-02-11 devnull 	fi
184 0d85a1cf 2005-02-11 devnull 
185 a7415518 2007-02-22 devnull 	if [ "x$needX11" = xtrue -a "x$WSYSTYPE" != xnowsys ]
186 ead3e311 2005-01-04 devnull 	then
187 ead3e311 2005-01-04 devnull 		if [ "x$X11" = "x" ]
188 ead3e311 2005-01-04 devnull 		then
189 ead3e311 2005-01-04 devnull 			X11=/usr/X11R6
190 ead3e311 2005-01-04 devnull 		fi
191 c968e519 2005-01-18 devnull 		# x86_64 seems to put its 64-bit libraries in lib64.
192 c968e519 2005-01-18 devnull 		if [ "${OBJTYPE:-`uname -m`}" = "x86_64" ]
193 c968e519 2005-01-18 devnull 		then
194 c968e519 2005-01-18 devnull 			libsl="$libsl -L$X11/lib64"
195 c968e519 2005-01-18 devnull 		fi
196 ead3e311 2005-01-04 devnull 		libsl="$libsl -L$X11/lib -lX11"
197 ead3e311 2005-01-04 devnull 	fi
198 ead3e311 2005-01-04 devnull fi
199 fc165dcb 2005-10-19 devnull if $doautoframework
200 fc165dcb 2005-10-19 devnull then
201 fc165dcb 2005-10-19 devnull 	ofiles=""
202 fc165dcb 2005-10-19 devnull 	for i
203 fc165dcb 2005-10-19 devnull 	do
204 fc165dcb 2005-10-19 devnull 		case "$i" in
205 fc165dcb 2005-10-19 devnull 		*.[ao])
206 fc165dcb 2005-10-19 devnull 			ofiles="$ofiles $i"
207 fc165dcb 2005-10-19 devnull 			;;
208 fc165dcb 2005-10-19 devnull 		esac
209 fc165dcb 2005-10-19 devnull 	done
210 ead3e311 2005-01-04 devnull 
211 fc165dcb 2005-10-19 devnull 	# echo "ofiles $ofiles"
212 fc165dcb 2005-10-19 devnull 	autoframeworks=""
213 fc165dcb 2005-10-19 devnull 	if [ "x$ofiles" != "x" ]
214 fc165dcb 2005-10-19 devnull 	then
215 fc165dcb 2005-10-19 devnull 		a=`
216 fc165dcb 2005-10-19 devnull 			nm $ofiles |
217 fc165dcb 2005-10-19 devnull 			grep '__p9l_autoframework_[a-zA-Z0-9+-]*$' |
218 fc165dcb 2005-10-19 devnull 			sed 's/.*__p9l_autoframework_//' |
219 fc165dcb 2005-10-19 devnull 			sort -u
220 fc165dcb 2005-10-19 devnull 		`
221 fc165dcb 2005-10-19 devnull 		for i in $a
222 fc165dcb 2005-10-19 devnull 		do
223 fc165dcb 2005-10-19 devnull 			autoframeworks="$autoframeworks $i"
224 fc165dcb 2005-10-19 devnull 			eval "need$i=true"
225 fc165dcb 2005-10-19 devnull 		done
226 fc165dcb 2005-10-19 devnull 	fi
227 fc165dcb 2005-10-19 devnull 
228 fc165dcb 2005-10-19 devnull 	if $verbose
229 fc165dcb 2005-10-19 devnull 	then
230 fc165dcb 2005-10-19 devnull 		echo "autoframeworks $autoframeworks"
231 fc165dcb 2005-10-19 devnull 	fi
232 fc165dcb 2005-10-19 devnull 
233 fc165dcb 2005-10-19 devnull 	for i in $autoframeworks
234 fc165dcb 2005-10-19 devnull 	do
235 fc165dcb 2005-10-19 devnull 		eval "have$i() { false; }"
236 fc165dcb 2005-10-19 devnull 	done
237 fc165dcb 2005-10-19 devnull 
238 fc165dcb 2005-10-19 devnull 	frameworks=""
239 fc165dcb 2005-10-19 devnull 	for i in $autoframeworks
240 fc165dcb 2005-10-19 devnull 	do	
241 fc165dcb 2005-10-19 devnull 		frameworks="-framework $i $frameworks"
242 fc165dcb 2005-10-19 devnull 	done
243 fc165dcb 2005-10-19 devnull fi
244 fc165dcb 2005-10-19 devnull 
245 2d8fd46b 2004-03-26 devnull extralibs="-lm"
246 8f314994 2004-03-02 devnull tag="${SYSNAME:-`uname`}-${OBJTYPE:-`uname -m`}"
247 dbd7b9a9 2003-11-23 devnull case "$tag" in
248 7d0dbb31 2005-01-07 devnull *FreeBSD*)
249 7d0dbb31 2005-01-07 devnull 	ld=gcc
250 108559b2 2005-01-19 devnull 	userpath=true
251 7d0dbb31 2005-01-07 devnull 	extralibs="$extralibs -lutil"
252 7d0dbb31 2005-01-07 devnull 	case "`uname -r`" in
253 8a26417b 2005-02-08 devnull 	5.2.*)
254 8a26417b 2005-02-08 devnull 		extralibs="$extralibs -lkse"
255 8a26417b 2005-02-08 devnull 		;;
256 7d0dbb31 2005-01-07 devnull 	[5-9].*)
257 7d0dbb31 2005-01-07 devnull 		extralibs="$extralibs -lpthread"
258 cb27443a 2004-03-25 devnull 		;;
259 7d0dbb31 2005-01-07 devnull 	esac
260 7d0dbb31 2005-01-07 devnull 	;;
261 7d0dbb31 2005-01-07 devnull *BSD*)
262 7d0dbb31 2005-01-07 devnull 	ld=gcc
263 108559b2 2005-01-19 devnull 	userpath=true
264 7d0dbb31 2005-01-07 devnull 	extralibs="$extralibs -lutil"
265 7d0dbb31 2005-01-07 devnull 	;;
266 7d0dbb31 2005-01-07 devnull *Linux*)
267 7d0dbb31 2005-01-07 devnull 	ld=gcc
268 108559b2 2005-01-19 devnull 	userpath=true
269 7d0dbb31 2005-01-07 devnull 	extralibs="$extralibs -lutil"
270 eea5f6ad 2005-01-17 devnull 	case "${SYSVERSION:-`uname -r`}" in
271 7d0dbb31 2005-01-07 devnull 	2.6.*)
272 7d0dbb31 2005-01-07 devnull 		extralibs="$extralibs -lpthread"
273 2d8fd46b 2004-03-26 devnull 		;;
274 7d0dbb31 2005-01-07 devnull 	esac
275 7d0dbb31 2005-01-07 devnull 	;;
276 7d0dbb31 2005-01-07 devnull *Darwin*)
277 7d0dbb31 2005-01-07 devnull 	ld=gcc
278 7d0dbb31 2005-01-07 devnull 	;;
279 7d0dbb31 2005-01-07 devnull *SunOS*)
280 7d0dbb31 2005-01-07 devnull 	ld="${CC9:-cc} -g"
281 7d0dbb31 2005-01-07 devnull 	extralibs="$extralibs -lrt -lpthread -lsocket -lnsl"
282 7d0dbb31 2005-01-07 devnull 	# Record paths to shared libraries to avoid needing LD_LIBRARY_PATH 
283 54bcb7e9 2005-01-16 devnull 	for i in "$libsl $@"
284 7d0dbb31 2005-01-07 devnull 	do
285 7d0dbb31 2005-01-07 devnull 		case "$i" in
286 7d0dbb31 2005-01-07 devnull 		-L*)
287 7d0dbb31 2005-01-07 devnull 			s=`echo $i | sed 's/-L/-R/'`
288 7d0dbb31 2005-01-07 devnull 			extralibs="$extralibs $s"
289 282c88f9 2004-09-17 devnull 			;;
290 282c88f9 2004-09-17 devnull 		esac
291 7d0dbb31 2005-01-07 devnull 	done
292 dc305d03 2005-02-08 devnull 	case "${SYSVERSION:-`uname -r`}" in
293 dc305d03 2005-02-08 devnull 	5.[67])
294 dc305d03 2005-02-08 devnull 		echo do not know how to link right thread library on "$tag" 1>&2
295 dc305d03 2005-02-08 devnull 		;;
296 dc305d03 2005-02-08 devnull 	5.8)
297 dc305d03 2005-02-08 devnull 		# Some trickery is needed to force use of
298 dc305d03 2005-02-08 devnull 		# alternate thread lib from /usr/lib/lwp
299 dc305d03 2005-02-08 devnull 		# Likely, this only works with sun cc,
300 dc305d03 2005-02-08 devnull 		# for other compiler/loader we would need other flags.
301 dc305d03 2005-02-08 devnull 		ld="$ld -i"
302 dc305d03 2005-02-08 devnull 		extralibs="$extralibs /usr/lib/lwp/libthread.so -R/usr/lib/lwp:/usr/lib"
303 dc305d03 2005-02-08 devnull 		;;
304 dc305d03 2005-02-08 devnull 	esac
305 7d0dbb31 2005-01-07 devnull 	;;
306 dbd7b9a9 2003-11-23 devnull *)
307 dbd7b9a9 2003-11-23 devnull 	echo do not know how to link on "$tag" 1>&2
308 dbd7b9a9 2003-11-23 devnull 	exit 1
309 dbd7b9a9 2003-11-23 devnull esac
310 dbd7b9a9 2003-11-23 devnull 
311 108559b2 2005-01-19 devnull case "$userpath" in
312 108559b2 2005-01-19 devnull true)
313 54bcb7e9 2005-01-16 devnull 	for i in "$libsl $@"
314 54bcb7e9 2005-01-16 devnull 	do
315 54bcb7e9 2005-01-16 devnull 		case "$i" in
316 54bcb7e9 2005-01-16 devnull 		-L*)
317 54bcb7e9 2005-01-16 devnull 			s=`echo $i | sed 's/-L/-Wl,-rpath,/'`
318 54bcb7e9 2005-01-16 devnull 			extralibs="$extralibs $s"
319 54bcb7e9 2005-01-16 devnull 			;;
320 54bcb7e9 2005-01-16 devnull 		esac
321 54bcb7e9 2005-01-16 devnull 	done
322 54bcb7e9 2005-01-16 devnull 	;;
323 54bcb7e9 2005-01-16 devnull esac
324 54bcb7e9 2005-01-16 devnull 
325 3d637e16 2005-01-07 devnull if $verbose
326 ead3e311 2005-01-04 devnull then
327 fc165dcb 2005-10-19 devnull 	echo $ld -L$PLAN9/lib "$@" $libsl $extralibs $frameworks
328 ead3e311 2005-01-04 devnull fi
329 237c3090 2005-03-18 devnull 
330 237c3090 2005-03-18 devnull xtmp=/tmp/9l.$$.$USER.out
331 237c3090 2005-03-18 devnull xxout() {
332 866a7d1f 2006-02-14 devnull 	sed 's/.*: In function `[^:]*: *//' $xtmp | egrep . | 
333 96f54e3f 2007-03-26 devnull 	egrep -v 'is (often|almost always) misused|is dangerous, better use' 
334 237c3090 2005-03-18 devnull 	rm -f $xtmp
335 237c3090 2005-03-18 devnull }
336 237c3090 2005-03-18 devnull 
337 fc165dcb 2005-10-19 devnull if $ld -L$PLAN9/lib "$@" $libsl $extralibs $frameworks >$xtmp 2>&1
338 8953da37 2005-01-07 devnull then
339 237c3090 2005-03-18 devnull 	xxout
340 c8b6342d 2005-01-13 devnull 	exit 0
341 c8b6342d 2005-01-13 devnull else
342 237c3090 2005-03-18 devnull 	xxout
343 724b43e6 2005-01-07 devnull 	rm -f $target
344 724b43e6 2005-01-07 devnull 	exit 1
345 8953da37 2005-01-07 devnull fi
346 c8b6342d 2005-01-13 devnull