3 eea5f6ad 2005-01-17 devnull test -f $PLAN9/config && . $PLAN9/config
5 fc165dcb 2005-10-19 devnull frameworks=""
6 3d637e16 2005-01-07 devnull doautolib=true
7 fc165dcb 2005-10-19 devnull doautoframework=true
8 3d637e16 2005-01-07 devnull verbose=false
10 a4980b39 2009-07-15 BHuntsman nmflags=""
11 a4980b39 2009-07-15 BHuntsman extralibs="-lm"
12 a4980b39 2009-07-15 BHuntsman tag="${SYSNAME:-`uname`}-${OBJTYPE:-`uname -m`}"
13 a4980b39 2009-07-15 BHuntsman case "$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"
30 fc567f47 2011-08-02 rsc *Darwin*x86_64*)
31 9444b8e4 2020-05-18 rsc ld="${CC9:-gcc} -m64 $CC9FLAGS"
33 a4980b39 2009-07-15 BHuntsman *Darwin*)
34 9444b8e4 2020-05-18 rsc ld="${CC9:-gcc} -m32 $CC9FLAGS"
36 a4980b39 2009-07-15 BHuntsman *SunOS*)
37 9444b8e4 2020-05-18 rsc ld="${CC9:-cc} -g $CC9FLAGS"
38 a4980b39 2009-07-15 BHuntsman extralibs="$extralibs -lrt -lpthread -lsocket -lnsl"
39 cb8f7357 2020-01-20 rsc # Record paths to shared libraries to avoid needing LD_LIBRARY_PATH
40 a4980b39 2009-07-15 BHuntsman for i in "$libsl $@"
42 a4980b39 2009-07-15 BHuntsman case "$i" in
44 a4980b39 2009-07-15 BHuntsman s=`echo $i | sed 's/-L/-R/'`
45 a4980b39 2009-07-15 BHuntsman extralibs="$extralibs $s"
49 a4980b39 2009-07-15 BHuntsman case "${SYSVERSION:-`uname -r`}" in
50 a4980b39 2009-07-15 BHuntsman 5.[67])
51 a4980b39 2009-07-15 BHuntsman echo do not know how to link right thread library on "$tag" 1>&2
54 a4980b39 2009-07-15 BHuntsman # Some trickery is needed to force use of
55 a4980b39 2009-07-15 BHuntsman # alternate thread lib from /usr/lib/lwp
56 a4980b39 2009-07-15 BHuntsman # Likely, this only works with sun cc,
57 a4980b39 2009-07-15 BHuntsman # for other compiler/loader we would need other flags.
58 a4980b39 2009-07-15 BHuntsman ld="$ld -i"
59 a4980b39 2009-07-15 BHuntsman extralibs="$extralibs /usr/lib/lwp/libthread.so -R/usr/lib/lwp:/usr/lib"
64 9444b8e4 2020-05-18 rsc ld="${CC9:-xlc_r} -g -O0 $CC9FLAGS"
65 4982d4eb 2020-05-08 rsc nmflags="-A -B"
68 a4980b39 2009-07-15 BHuntsman echo do not know how to link on "$tag" 1>&2
72 ead3e311 2005-01-04 devnull if [ "x$1" = "x-l" ]
75 3d637e16 2005-01-07 devnull doautolib=false
76 fc165dcb 2005-10-19 devnull doautoframework=false
77 ead3e311 2005-01-04 devnull elif [ "x$1" = "x-v" ]
80 3d637e16 2005-01-07 devnull verbose=true
83 724b43e6 2005-01-07 devnull target=a.out
84 724b43e6 2005-01-07 devnull if [ "x$1" = "x-o" ]
86 724b43e6 2005-01-07 devnull target=$2
89 3d637e16 2005-01-07 devnull if $doautolib
91 ead3e311 2005-01-04 devnull ofiles=""
92 d210f09d 2008-12-03 jas lpaths="$PLAN9/lib"
95 ead3e311 2005-01-04 devnull case "$i" in
97 ead3e311 2005-01-04 devnull ofiles="$ofiles $i"
100 d210f09d 2008-12-03 jas l=`echo $i | sed 's/-L//'`
101 d210f09d 2008-12-03 jas lpaths="$lpaths $l"
107 d210f09d 2008-12-03 jas echo "ofiles $ofiles"
108 d210f09d 2008-12-03 jas echo "lpaths $lpaths"
111 ead3e311 2005-01-04 devnull autolibs=""
112 ead3e311 2005-01-04 devnull if [ "x$ofiles" != "x" ]
115 a4980b39 2009-07-15 BHuntsman nm $nmflags $ofiles |
116 4982d4eb 2020-05-08 rsc grep '__p9l_autolib_[a-zA-Z0-9+-]*' |
117 4982d4eb 2020-05-08 rsc sed 's/.*__p9l_autolib_//; s/:.*//' |
120 3d637e16 2005-01-07 devnull for i in $a
122 3d637e16 2005-01-07 devnull autolibs="$autolibs $i"
123 3d637e16 2005-01-07 devnull eval "need$i=true"
126 f6bb3013 2006-06-25 devnull if $verbose
128 f6bb3013 2006-06-25 devnull echo "autolibs1 $autolibs"
131 3d637e16 2005-01-07 devnull # fetch dependencies out of libraries
132 3d637e16 2005-01-07 devnull workq="$autolibs"
133 3d637e16 2005-01-07 devnull while [ "x$workq" != "x" ]
135 3d637e16 2005-01-07 devnull w="$workq"
136 3d637e16 2005-01-07 devnull workq=""
137 3d637e16 2005-01-07 devnull for i in $w
139 359c1e01 2005-01-14 devnull # can't trust the libraries about using
140 866a7d1f 2006-02-14 devnull # libthread or libdraw - we might not be linking with
141 359c1e01 2005-01-14 devnull # those object files.
143 d210f09d 2008-12-03 jas for lpath in $lpaths
146 d210f09d 2008-12-03 jas nm $lpath/lib$i.a 2>/dev/null |
147 4982d4eb 2020-05-08 rsc grep '__p9l_autolib_[a-zA-Z0-9+-]*' |
148 4982d4eb 2020-05-08 rsc sed 's/.*__p9l_autolib_//; s/:.*//' |
150 d210f09d 2008-12-03 jas egrep -v '^(thread|draw)$'
154 f6bb3013 2006-06-25 devnull # fix up libraries that really need draw
155 f6bb3013 2006-06-25 devnull if [ "x$i" = "xmemdraw" -o "x$i" = "xmemlayer" -o "x$i" = "xframe" ]
157 f6bb3013 2006-06-25 devnull a="$a draw"
159 3d637e16 2005-01-07 devnull okayfn="true"
160 3d637e16 2005-01-07 devnull for j in $a
162 3d637e16 2005-01-07 devnull if eval "[ x\$need$j = x ]"
164 3d637e16 2005-01-07 devnull autolibs="$autolibs $j"
165 3d637e16 2005-01-07 devnull workq="$workq $j"
166 3d637e16 2005-01-07 devnull eval "need$j=true"
168 3d637e16 2005-01-07 devnull if [ $j != $i ]
170 3d637e16 2005-01-07 devnull okayfn="$okayfn && have$j"
173 f6bb3013 2006-06-25 devnull if $verbose
175 f6bb3013 2006-06-25 devnull echo "can$i: $okayfn"
177 3d637e16 2005-01-07 devnull eval "can$i() { $okayfn; }"
180 3d637e16 2005-01-07 devnull if $verbose
182 3d637e16 2005-01-07 devnull echo "autolibs $autolibs"
185 ead3e311 2005-01-04 devnull for i in $autolibs
187 3d637e16 2005-01-07 devnull eval "have$i() { false; }"
189 c8b6342d 2005-01-13 devnull havethread() { false; }
190 0d85a1cf 2005-02-11 devnull havesec() { false; }
191 f6bb3013 2006-06-25 devnull canmemlayer() { havedraw; }
193 3d637e16 2005-01-07 devnull # now find correct order
194 3d637e16 2005-01-07 devnull libsl=""
195 3d637e16 2005-01-07 devnull while [ "x$autolibs" != x ]
197 3d637e16 2005-01-07 devnull stillneed=""
198 3d637e16 2005-01-07 devnull didnothing=true
199 3d637e16 2005-01-07 devnull for i in $autolibs
201 3d637e16 2005-01-07 devnull if eval "can$i"
203 3d637e16 2005-01-07 devnull libsl="-l$i $libsl"
204 3d637e16 2005-01-07 devnull eval "have$i() { true; }"
205 3d637e16 2005-01-07 devnull didnothing=false
207 3d637e16 2005-01-07 devnull stillneed="$stillneed $i"
210 3d637e16 2005-01-07 devnull # break cycle by setting the last library on the list
211 3d637e16 2005-01-07 devnull # to have no dependencies
212 3d637e16 2005-01-07 devnull if $didnothing
215 3d637e16 2005-01-07 devnull for i in $autolibs
219 3d637e16 2005-01-07 devnull echo "dependency cycle: $autolibs; breaking with $j"
220 3d637e16 2005-01-07 devnull eval "can$j() { true; }"
222 3d637e16 2005-01-07 devnull autolibs="$stillneed"
224 3d637e16 2005-01-07 devnull if $verbose
226 3d637e16 2005-01-07 devnull echo "liborder $libsl"
228 ead3e311 2005-01-04 devnull libsl="$libsl -l9"
230 c8b6342d 2005-01-13 devnull # cycle: lib9 expects p9main, which is defined in libthread. oops.
231 359c1e01 2005-01-14 devnull if havethread
233 359c1e01 2005-01-14 devnull libsl="$libsl -lthread -l9"
236 0d85a1cf 2005-02-11 devnull # cycle: lib9 netcrypt uses libsec
237 0d85a1cf 2005-02-11 devnull if havesec
239 0d85a1cf 2005-02-11 devnull libsl="$libsl -lsec -l9"
242 89eaced6 2006-04-04 devnull if [ "x$needndb" = xtrue -a '(' -f /usr/lib/libresolv.a -o -f /usr/lib/libresolv.dylib ')' ]
244 866a7d1f 2006-02-14 devnull libsl="$libsl -lresolv"
247 a7415518 2007-02-22 devnull if [ "x$needX11" = xtrue -a "x$WSYSTYPE" != xnowsys ]
249 ead3e311 2005-01-04 devnull if [ "x$X11" = "x" ]
251 ead3e311 2005-01-04 devnull X11=/usr/X11R6
253 5d03af65 2012-05-29 rsc # Don't say -L with a non-existent directory: Xcode complains.
254 c968e519 2005-01-18 devnull # x86_64 seems to put its 64-bit libraries in lib64.
255 5d03af65 2012-05-29 rsc if [ "${OBJTYPE:-`uname -m`}" = "x86_64" -a -d "$X11/lib64" ]
257 c968e519 2005-01-18 devnull libsl="$libsl -L$X11/lib64"
259 5d03af65 2012-05-29 rsc if [ -d "$X11/lib" ]
261 5d03af65 2012-05-29 rsc libsl="$libsl -L$X11/lib"
263 5d03af65 2012-05-29 rsc libsl="$libsl -lX11"
266 fc165dcb 2005-10-19 devnull if $doautoframework
268 fc165dcb 2005-10-19 devnull ofiles=""
271 fc165dcb 2005-10-19 devnull case "$i" in
273 fc165dcb 2005-10-19 devnull ofiles="$ofiles $i"
278 fc165dcb 2005-10-19 devnull # echo "ofiles $ofiles"
279 fc165dcb 2005-10-19 devnull autoframeworks=""
280 fc165dcb 2005-10-19 devnull if [ "x$ofiles" != "x" ]
283 fc165dcb 2005-10-19 devnull nm $ofiles |
284 fc165dcb 2005-10-19 devnull grep '__p9l_autoframework_[a-zA-Z0-9+-]*$' |
285 fc165dcb 2005-10-19 devnull sed 's/.*__p9l_autoframework_//' |
288 fc165dcb 2005-10-19 devnull for i in $a
290 fc165dcb 2005-10-19 devnull autoframeworks="$autoframeworks $i"
291 fc165dcb 2005-10-19 devnull eval "need$i=true"
295 fc165dcb 2005-10-19 devnull if $verbose
297 fc165dcb 2005-10-19 devnull echo "autoframeworks $autoframeworks"
300 fc165dcb 2005-10-19 devnull for i in $autoframeworks
302 fc165dcb 2005-10-19 devnull eval "have$i() { false; }"
305 fc165dcb 2005-10-19 devnull frameworks=""
306 fc165dcb 2005-10-19 devnull for i in $autoframeworks
308 fc165dcb 2005-10-19 devnull frameworks="-framework $i $frameworks"
312 108559b2 2005-01-19 devnull case "$userpath" in
314 54bcb7e9 2005-01-16 devnull for i in "$libsl $@"
316 54bcb7e9 2005-01-16 devnull case "$i" in
318 54bcb7e9 2005-01-16 devnull s=`echo $i | sed 's/-L/-Wl,-rpath,/'`
319 54bcb7e9 2005-01-16 devnull extralibs="$extralibs $s"
326 3d637e16 2005-01-07 devnull if $verbose
328 fc165dcb 2005-10-19 devnull echo $ld -L$PLAN9/lib "$@" $libsl $extralibs $frameworks
331 436ff26c 2019-11-11 crossd xtmp="${TMPDIR-/tmp}/9l.$$.$USER.out"
332 237c3090 2005-03-18 devnull xxout() {
333 cb8f7357 2020-01-20 rsc sed 's/.*: In function `[^:]*: *//' $xtmp | egrep . |
334 cb8f7357 2020-01-20 rsc egrep -v 'is (often|almost always) misused|is dangerous, better use|text-based stub'
335 237c3090 2005-03-18 devnull rm -f $xtmp
338 fc165dcb 2005-10-19 devnull if $ld -L$PLAN9/lib "$@" $libsl $extralibs $frameworks >$xtmp 2>&1
344 724b43e6 2005-01-07 devnull rm -f $target
