3 eea5f6ad 2005-01-17 devnull test -f $PLAN9/config && . $PLAN9/config
5 fc165dcb 2005-10-19 devnull frameworks=""
6 3d637e16 2005-01-07 devnull doautolib=true
7 fc165dcb 2005-10-19 devnull doautoframework=true
8 3d637e16 2005-01-07 devnull verbose=false
10 a4980b39 2009-07-15 BHuntsman nmflags=""
11 a4980b39 2009-07-15 BHuntsman extralibs="-lm"
12 99dee78c 2020-12-30 rsc tag="${SYSNAME:-`uname`}"
13 a4980b39 2009-07-15 BHuntsman case "$tag" in
14 20035ed4 2014-02-28 minux.ma *DragonFly*|*BSD*)
15 9444b8e4 2020-05-18 rsc ld="${CC9:-gcc} $CC9FLAGS"
16 a4980b39 2009-07-15 BHuntsman userpath=true
17 a4980b39 2009-07-15 BHuntsman extralibs="$extralibs -lutil"
19 a4980b39 2009-07-15 BHuntsman *OSF1*)
20 9444b8e4 2020-05-18 rsc ld="${CC9:-cc} $CC9FLAGS"
21 a4980b39 2009-07-15 BHuntsman userpath=true
22 a4980b39 2009-07-15 BHuntsman extralibs="$extralibs -lutil"
23 a4980b39 2009-07-15 BHuntsman nmflags="-B"
25 a4980b39 2009-07-15 BHuntsman *Linux*)
26 9444b8e4 2020-05-18 rsc ld="${CC9:-gcc} $CC9FLAGS"
27 a4980b39 2009-07-15 BHuntsman userpath=true
28 cb8f7357 2020-01-20 rsc extralibs="$extralibs -lutil -lresolv -lpthread"
31 291f7411 2020-09-27 crossd ld="${CC9:-gcc} -m64 $CC9FLAGS"
33 a4980b39 2009-07-15 BHuntsman *SunOS*)
34 9444b8e4 2020-05-18 rsc ld="${CC9:-cc} -g $CC9FLAGS"
35 a4980b39 2009-07-15 BHuntsman extralibs="$extralibs -lrt -lpthread -lsocket -lnsl"
36 cb8f7357 2020-01-20 rsc # Record paths to shared libraries to avoid needing LD_LIBRARY_PATH
37 a4980b39 2009-07-15 BHuntsman for i in "$libsl $@"
39 a4980b39 2009-07-15 BHuntsman case "$i" in
41 a4980b39 2009-07-15 BHuntsman s=`echo $i | sed 's/-L/-R/'`
42 a4980b39 2009-07-15 BHuntsman extralibs="$extralibs $s"
46 a4980b39 2009-07-15 BHuntsman case "${SYSVERSION:-`uname -r`}" in
47 a4980b39 2009-07-15 BHuntsman 5.[67])
48 a4980b39 2009-07-15 BHuntsman echo do not know how to link right thread library on "$tag" 1>&2
51 a4980b39 2009-07-15 BHuntsman # Some trickery is needed to force use of
52 a4980b39 2009-07-15 BHuntsman # alternate thread lib from /usr/lib/lwp
53 a4980b39 2009-07-15 BHuntsman # Likely, this only works with sun cc,
54 a4980b39 2009-07-15 BHuntsman # for other compiler/loader we would need other flags.
55 a4980b39 2009-07-15 BHuntsman ld="$ld -i"
56 a4980b39 2009-07-15 BHuntsman extralibs="$extralibs /usr/lib/lwp/libthread.so -R/usr/lib/lwp:/usr/lib"
61 6c4260fc 2021-08-30 crossd ld="${CC9:-xlc_r} $CC9FLAGS"
62 4982d4eb 2020-05-08 rsc nmflags="-A -B"
65 a4980b39 2009-07-15 BHuntsman echo do not know how to link on "$tag" 1>&2
69 ead3e311 2005-01-04 devnull if [ "x$1" = "x-l" ]
72 3d637e16 2005-01-07 devnull doautolib=false
73 fc165dcb 2005-10-19 devnull doautoframework=false
74 ead3e311 2005-01-04 devnull elif [ "x$1" = "x-v" ]
77 3d637e16 2005-01-07 devnull verbose=true
80 724b43e6 2005-01-07 devnull target=a.out
81 724b43e6 2005-01-07 devnull if [ "x$1" = "x-o" ]
83 724b43e6 2005-01-07 devnull target=$2
86 3d637e16 2005-01-07 devnull if $doautolib
88 ead3e311 2005-01-04 devnull ofiles=""
89 d210f09d 2008-12-03 jas lpaths="$PLAN9/lib"
92 ead3e311 2005-01-04 devnull case "$i" in
94 ead3e311 2005-01-04 devnull ofiles="$ofiles $i"
97 d210f09d 2008-12-03 jas l=`echo $i | sed 's/-L//'`
98 d210f09d 2008-12-03 jas lpaths="$lpaths $l"
104 d210f09d 2008-12-03 jas echo "ofiles $ofiles"
105 d210f09d 2008-12-03 jas echo "lpaths $lpaths"
108 ead3e311 2005-01-04 devnull autolibs=""
109 ead3e311 2005-01-04 devnull if [ "x$ofiles" != "x" ]
112 a4980b39 2009-07-15 BHuntsman nm $nmflags $ofiles |
113 4982d4eb 2020-05-08 rsc grep '__p9l_autolib_[a-zA-Z0-9+-]*' |
114 4982d4eb 2020-05-08 rsc sed 's/.*__p9l_autolib_//; s/:.*//' |
117 3d637e16 2005-01-07 devnull for i in $a
119 3d637e16 2005-01-07 devnull autolibs="$autolibs $i"
120 3d637e16 2005-01-07 devnull eval "need$i=true"
123 f6bb3013 2006-06-25 devnull if $verbose
125 f6bb3013 2006-06-25 devnull echo "autolibs1 $autolibs"
128 3d637e16 2005-01-07 devnull # fetch dependencies out of libraries
129 3d637e16 2005-01-07 devnull workq="$autolibs"
130 3d637e16 2005-01-07 devnull while [ "x$workq" != "x" ]
132 3d637e16 2005-01-07 devnull w="$workq"
133 3d637e16 2005-01-07 devnull workq=""
134 3d637e16 2005-01-07 devnull for i in $w
136 359c1e01 2005-01-14 devnull # can't trust the libraries about using
137 866a7d1f 2006-02-14 devnull # libthread or libdraw - we might not be linking with
138 359c1e01 2005-01-14 devnull # those object files.
140 d210f09d 2008-12-03 jas for lpath in $lpaths
143 d210f09d 2008-12-03 jas nm $lpath/lib$i.a 2>/dev/null |
144 4982d4eb 2020-05-08 rsc grep '__p9l_autolib_[a-zA-Z0-9+-]*' |
145 4982d4eb 2020-05-08 rsc sed 's/.*__p9l_autolib_//; s/:.*//' |
147 d210f09d 2008-12-03 jas egrep -v '^(thread|draw)$'
151 f6bb3013 2006-06-25 devnull # fix up libraries that really need draw
152 f6bb3013 2006-06-25 devnull if [ "x$i" = "xmemdraw" -o "x$i" = "xmemlayer" -o "x$i" = "xframe" ]
154 f6bb3013 2006-06-25 devnull a="$a draw"
156 3d637e16 2005-01-07 devnull okayfn="true"
157 3d637e16 2005-01-07 devnull for j in $a
159 3d637e16 2005-01-07 devnull if eval "[ x\$need$j = x ]"
161 3d637e16 2005-01-07 devnull autolibs="$autolibs $j"
162 3d637e16 2005-01-07 devnull workq="$workq $j"
163 3d637e16 2005-01-07 devnull eval "need$j=true"
165 3d637e16 2005-01-07 devnull if [ $j != $i ]
167 3d637e16 2005-01-07 devnull okayfn="$okayfn && have$j"
170 f6bb3013 2006-06-25 devnull if $verbose
172 f6bb3013 2006-06-25 devnull echo "can$i: $okayfn"
174 3d637e16 2005-01-07 devnull eval "can$i() { $okayfn; }"
177 3d637e16 2005-01-07 devnull if $verbose
179 3d637e16 2005-01-07 devnull echo "autolibs $autolibs"
182 ead3e311 2005-01-04 devnull for i in $autolibs
184 3d637e16 2005-01-07 devnull eval "have$i() { false; }"
186 c8b6342d 2005-01-13 devnull havethread() { false; }
187 0d85a1cf 2005-02-11 devnull havesec() { false; }
188 f6bb3013 2006-06-25 devnull canmemlayer() { havedraw; }
190 3d637e16 2005-01-07 devnull # now find correct order
191 3d637e16 2005-01-07 devnull libsl=""
192 3d637e16 2005-01-07 devnull while [ "x$autolibs" != x ]
194 3d637e16 2005-01-07 devnull stillneed=""
195 3d637e16 2005-01-07 devnull didnothing=true
196 3d637e16 2005-01-07 devnull for i in $autolibs
198 3d637e16 2005-01-07 devnull if eval "can$i"
200 3d637e16 2005-01-07 devnull libsl="-l$i $libsl"
201 3d637e16 2005-01-07 devnull eval "have$i() { true; }"
202 3d637e16 2005-01-07 devnull didnothing=false
204 3d637e16 2005-01-07 devnull stillneed="$stillneed $i"
207 3d637e16 2005-01-07 devnull # break cycle by setting the last library on the list
208 3d637e16 2005-01-07 devnull # to have no dependencies
209 3d637e16 2005-01-07 devnull if $didnothing
212 3d637e16 2005-01-07 devnull for i in $autolibs
216 3d637e16 2005-01-07 devnull echo "dependency cycle: $autolibs; breaking with $j"
217 3d637e16 2005-01-07 devnull eval "can$j() { true; }"
219 3d637e16 2005-01-07 devnull autolibs="$stillneed"
221 3d637e16 2005-01-07 devnull if $verbose
223 3d637e16 2005-01-07 devnull echo "liborder $libsl"
225 ead3e311 2005-01-04 devnull libsl="$libsl -l9"
227 c8b6342d 2005-01-13 devnull # cycle: lib9 expects p9main, which is defined in libthread. oops.
228 359c1e01 2005-01-14 devnull if havethread
230 359c1e01 2005-01-14 devnull libsl="$libsl -lthread -l9"
233 0d85a1cf 2005-02-11 devnull # cycle: lib9 netcrypt uses libsec
234 0d85a1cf 2005-02-11 devnull if havesec
236 0d85a1cf 2005-02-11 devnull libsl="$libsl -lsec -l9"
239 89eaced6 2006-04-04 devnull if [ "x$needndb" = xtrue -a '(' -f /usr/lib/libresolv.a -o -f /usr/lib/libresolv.dylib ')' ]
241 866a7d1f 2006-02-14 devnull libsl="$libsl -lresolv"
244 a7415518 2007-02-22 devnull if [ "x$needX11" = xtrue -a "x$WSYSTYPE" != xnowsys ]
246 ead3e311 2005-01-04 devnull if [ "x$X11" = "x" ]
248 ead3e311 2005-01-04 devnull X11=/usr/X11R6
250 5d03af65 2012-05-29 rsc # Don't say -L with a non-existent directory: Xcode complains.
251 c968e519 2005-01-18 devnull # x86_64 seems to put its 64-bit libraries in lib64.
252 99dee78c 2020-12-30 rsc if [ "`uname -m`" = "x86_64" -a -d "$X11/lib64" ]
254 c968e519 2005-01-18 devnull libsl="$libsl -L$X11/lib64"
256 5d03af65 2012-05-29 rsc if [ -d "$X11/lib" ]
258 5d03af65 2012-05-29 rsc libsl="$libsl -L$X11/lib"
260 5d03af65 2012-05-29 rsc libsl="$libsl -lX11"
263 fc165dcb 2005-10-19 devnull if $doautoframework
265 fc165dcb 2005-10-19 devnull ofiles=""
268 fc165dcb 2005-10-19 devnull case "$i" in
270 fc165dcb 2005-10-19 devnull ofiles="$ofiles $i"
275 fc165dcb 2005-10-19 devnull # echo "ofiles $ofiles"
276 fc165dcb 2005-10-19 devnull autoframeworks=""
277 fc165dcb 2005-10-19 devnull if [ "x$ofiles" != "x" ]
280 fc165dcb 2005-10-19 devnull nm $ofiles |
281 fc165dcb 2005-10-19 devnull grep '__p9l_autoframework_[a-zA-Z0-9+-]*$' |
282 fc165dcb 2005-10-19 devnull sed 's/.*__p9l_autoframework_//' |
285 fc165dcb 2005-10-19 devnull for i in $a
287 fc165dcb 2005-10-19 devnull autoframeworks="$autoframeworks $i"
288 fc165dcb 2005-10-19 devnull eval "need$i=true"
292 fc165dcb 2005-10-19 devnull if $verbose
294 fc165dcb 2005-10-19 devnull echo "autoframeworks $autoframeworks"
297 fc165dcb 2005-10-19 devnull for i in $autoframeworks
299 fc165dcb 2005-10-19 devnull eval "have$i() { false; }"
302 fc165dcb 2005-10-19 devnull frameworks=""
303 fc165dcb 2005-10-19 devnull for i in $autoframeworks
305 fc165dcb 2005-10-19 devnull frameworks="-framework $i $frameworks"
309 108559b2 2005-01-19 devnull case "$userpath" in
311 54bcb7e9 2005-01-16 devnull for i in "$libsl $@"
313 54bcb7e9 2005-01-16 devnull case "$i" in
315 54bcb7e9 2005-01-16 devnull s=`echo $i | sed 's/-L/-Wl,-rpath,/'`
316 54bcb7e9 2005-01-16 devnull extralibs="$extralibs $s"
323 3d637e16 2005-01-07 devnull if $verbose
325 fc165dcb 2005-10-19 devnull echo $ld -L$PLAN9/lib "$@" $libsl $extralibs $frameworks
328 436ff26c 2019-11-11 crossd xtmp="${TMPDIR-/tmp}/9l.$$.$USER.out"
329 237c3090 2005-03-18 devnull xxout() {
330 cb8f7357 2020-01-20 rsc sed 's/.*: In function `[^:]*: *//' $xtmp | egrep . |
331 cb8f7357 2020-01-20 rsc egrep -v 'is (often|almost always) misused|is dangerous, better use|text-based stub'
332 237c3090 2005-03-18 devnull rm -f $xtmp
335 fc165dcb 2005-10-19 devnull if $ld -L$PLAN9/lib "$@" $libsl $extralibs $frameworks >$xtmp 2>&1
341 724b43e6 2005-01-07 devnull rm -f $target
