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 ead3e311 2005-01-04 devnull if [ "x$1" = "x-l" ]
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" ]
18 3d637e16 2005-01-07 devnull verbose=true
21 724b43e6 2005-01-07 devnull target=a.out
22 724b43e6 2005-01-07 devnull if [ "x$1" = "x-o" ]
24 724b43e6 2005-01-07 devnull target=$2
27 3d637e16 2005-01-07 devnull if $doautolib
29 ead3e311 2005-01-04 devnull ofiles=""
32 ead3e311 2005-01-04 devnull case "$i" in
34 ead3e311 2005-01-04 devnull ofiles="$ofiles $i"
39 ead3e311 2005-01-04 devnull # echo "ofiles $ofiles"
40 ead3e311 2005-01-04 devnull autolibs=""
41 ead3e311 2005-01-04 devnull if [ "x$ofiles" != "x" ]
44 ead3e311 2005-01-04 devnull nm $ofiles |
45 ead3e311 2005-01-04 devnull grep '__p9l_autolib_[a-zA-Z0-9+-]*$' |
46 190857f9 2005-01-07 devnull sed 's/.*__p9l_autolib_//' |
49 3d637e16 2005-01-07 devnull for i in $a
51 3d637e16 2005-01-07 devnull autolibs="$autolibs $i"
52 3d637e16 2005-01-07 devnull eval "need$i=true"
55 f6bb3013 2006-06-25 devnull if $verbose
57 f6bb3013 2006-06-25 devnull echo "autolibs1 $autolibs"
60 3d637e16 2005-01-07 devnull # fetch dependencies out of libraries
61 3d637e16 2005-01-07 devnull workq="$autolibs"
62 3d637e16 2005-01-07 devnull while [ "x$workq" != "x" ]
64 3d637e16 2005-01-07 devnull w="$workq"
66 3d637e16 2005-01-07 devnull for i in $w
68 359c1e01 2005-01-14 devnull # can't trust the libraries about using
69 866a7d1f 2006-02-14 devnull # libthread or libdraw - we might not be linking with
70 359c1e01 2005-01-14 devnull # those object files.
72 acc29ab2 2005-07-13 devnull nm $PLAN9/lib/lib$i.a 2>/dev/null |
73 3d637e16 2005-01-07 devnull grep '__p9l_autolib_[a-zA-Z0-9+-]*$' |
74 3d637e16 2005-01-07 devnull sed 's/.*__p9l_autolib_//' |
75 359c1e01 2005-01-14 devnull sort -u |
76 f6bb3013 2006-06-25 devnull egrep -v '^(thread|draw)$'
78 f6bb3013 2006-06-25 devnull # fix up libraries that really need draw
79 f6bb3013 2006-06-25 devnull if [ "x$i" = "xmemdraw" -o "x$i" = "xmemlayer" -o "x$i" = "xframe" ]
81 f6bb3013 2006-06-25 devnull a="$a draw"
83 3d637e16 2005-01-07 devnull okayfn="true"
84 3d637e16 2005-01-07 devnull for j in $a
86 3d637e16 2005-01-07 devnull if eval "[ x\$need$j = x ]"
88 3d637e16 2005-01-07 devnull autolibs="$autolibs $j"
89 3d637e16 2005-01-07 devnull workq="$workq $j"
90 3d637e16 2005-01-07 devnull eval "need$j=true"
92 3d637e16 2005-01-07 devnull if [ $j != $i ]
94 3d637e16 2005-01-07 devnull okayfn="$okayfn && have$j"
97 f6bb3013 2006-06-25 devnull if $verbose
99 f6bb3013 2006-06-25 devnull echo "can$i: $okayfn"
101 3d637e16 2005-01-07 devnull eval "can$i() { $okayfn; }"
104 3d637e16 2005-01-07 devnull if $verbose
106 3d637e16 2005-01-07 devnull echo "autolibs $autolibs"
109 ead3e311 2005-01-04 devnull for i in $autolibs
111 3d637e16 2005-01-07 devnull eval "have$i() { false; }"
113 c8b6342d 2005-01-13 devnull havethread() { false; }
114 0d85a1cf 2005-02-11 devnull havesec() { false; }
115 f6bb3013 2006-06-25 devnull canmemlayer() { havedraw; }
117 3d637e16 2005-01-07 devnull # now find correct order
118 3d637e16 2005-01-07 devnull libsl=""
119 3d637e16 2005-01-07 devnull while [ "x$autolibs" != x ]
121 3d637e16 2005-01-07 devnull stillneed=""
122 3d637e16 2005-01-07 devnull didnothing=true
123 3d637e16 2005-01-07 devnull for i in $autolibs
125 3d637e16 2005-01-07 devnull if eval "can$i"
127 3d637e16 2005-01-07 devnull libsl="-l$i $libsl"
128 3d637e16 2005-01-07 devnull eval "have$i() { true; }"
129 3d637e16 2005-01-07 devnull didnothing=false
131 3d637e16 2005-01-07 devnull stillneed="$stillneed $i"
134 3d637e16 2005-01-07 devnull # break cycle by setting the last library on the list
135 3d637e16 2005-01-07 devnull # to have no dependencies
136 3d637e16 2005-01-07 devnull if $didnothing
139 3d637e16 2005-01-07 devnull for i in $autolibs
143 3d637e16 2005-01-07 devnull echo "dependency cycle: $autolibs; breaking with $j"
144 3d637e16 2005-01-07 devnull eval "can$j() { true; }"
146 3d637e16 2005-01-07 devnull autolibs="$stillneed"
148 3d637e16 2005-01-07 devnull if $verbose
150 3d637e16 2005-01-07 devnull echo "liborder $libsl"
152 ead3e311 2005-01-04 devnull libsl="$libsl -l9"
154 c8b6342d 2005-01-13 devnull # cycle: lib9 expects p9main, which is defined in libthread. oops.
155 359c1e01 2005-01-14 devnull if havethread
157 359c1e01 2005-01-14 devnull libsl="$libsl -lthread -l9"
160 0d85a1cf 2005-02-11 devnull # cycle: lib9 netcrypt uses libsec
161 0d85a1cf 2005-02-11 devnull if havesec
163 0d85a1cf 2005-02-11 devnull libsl="$libsl -lsec -l9"
166 89eaced6 2006-04-04 devnull if [ "x$needndb" = xtrue -a '(' -f /usr/lib/libresolv.a -o -f /usr/lib/libresolv.dylib ')' ]
168 866a7d1f 2006-02-14 devnull libsl="$libsl -lresolv"
171 a7415518 2007-02-22 devnull if [ "x$needX11" = xtrue -a "x$WSYSTYPE" != xnowsys ]
173 ead3e311 2005-01-04 devnull if [ "x$X11" = "x" ]
175 ead3e311 2005-01-04 devnull X11=/usr/X11R6
177 c968e519 2005-01-18 devnull # x86_64 seems to put its 64-bit libraries in lib64.
178 c968e519 2005-01-18 devnull if [ "${OBJTYPE:-`uname -m`}" = "x86_64" ]
180 c968e519 2005-01-18 devnull libsl="$libsl -L$X11/lib64"
182 ead3e311 2005-01-04 devnull libsl="$libsl -L$X11/lib -lX11"
185 fc165dcb 2005-10-19 devnull if $doautoframework
187 fc165dcb 2005-10-19 devnull ofiles=""
190 fc165dcb 2005-10-19 devnull case "$i" in
192 fc165dcb 2005-10-19 devnull ofiles="$ofiles $i"
197 fc165dcb 2005-10-19 devnull # echo "ofiles $ofiles"
198 fc165dcb 2005-10-19 devnull autoframeworks=""
199 fc165dcb 2005-10-19 devnull if [ "x$ofiles" != "x" ]
202 fc165dcb 2005-10-19 devnull nm $ofiles |
203 fc165dcb 2005-10-19 devnull grep '__p9l_autoframework_[a-zA-Z0-9+-]*$' |
204 fc165dcb 2005-10-19 devnull sed 's/.*__p9l_autoframework_//' |
207 fc165dcb 2005-10-19 devnull for i in $a
209 fc165dcb 2005-10-19 devnull autoframeworks="$autoframeworks $i"
210 fc165dcb 2005-10-19 devnull eval "need$i=true"
214 fc165dcb 2005-10-19 devnull if $verbose
216 fc165dcb 2005-10-19 devnull echo "autoframeworks $autoframeworks"
219 fc165dcb 2005-10-19 devnull for i in $autoframeworks
221 fc165dcb 2005-10-19 devnull eval "have$i() { false; }"
224 fc165dcb 2005-10-19 devnull frameworks=""
225 fc165dcb 2005-10-19 devnull for i in $autoframeworks
227 fc165dcb 2005-10-19 devnull frameworks="-framework $i $frameworks"
231 2d8fd46b 2004-03-26 devnull extralibs="-lm"
232 8f314994 2004-03-02 devnull tag="${SYSNAME:-`uname`}-${OBJTYPE:-`uname -m`}"
233 dbd7b9a9 2003-11-23 devnull case "$tag" in
234 7d0dbb31 2005-01-07 devnull *FreeBSD*)
236 108559b2 2005-01-19 devnull userpath=true
237 7d0dbb31 2005-01-07 devnull extralibs="$extralibs -lutil"
238 7d0dbb31 2005-01-07 devnull case "`uname -r`" in
240 8a26417b 2005-02-08 devnull extralibs="$extralibs -lkse"
242 7d0dbb31 2005-01-07 devnull [5-9].*)
243 7d0dbb31 2005-01-07 devnull extralibs="$extralibs -lpthread"
249 108559b2 2005-01-19 devnull userpath=true
250 7d0dbb31 2005-01-07 devnull extralibs="$extralibs -lutil"
252 7d0dbb31 2005-01-07 devnull *Linux*)
254 108559b2 2005-01-19 devnull userpath=true
255 7d0dbb31 2005-01-07 devnull extralibs="$extralibs -lutil"
256 eea5f6ad 2005-01-17 devnull case "${SYSVERSION:-`uname -r`}" in
258 7d0dbb31 2005-01-07 devnull extralibs="$extralibs -lpthread"
262 7d0dbb31 2005-01-07 devnull *Darwin*)
265 7d0dbb31 2005-01-07 devnull *SunOS*)
266 7d0dbb31 2005-01-07 devnull ld="${CC9:-cc} -g"
267 7d0dbb31 2005-01-07 devnull extralibs="$extralibs -lrt -lpthread -lsocket -lnsl"
268 7d0dbb31 2005-01-07 devnull # Record paths to shared libraries to avoid needing LD_LIBRARY_PATH
269 54bcb7e9 2005-01-16 devnull for i in "$libsl $@"
271 7d0dbb31 2005-01-07 devnull case "$i" in
273 7d0dbb31 2005-01-07 devnull s=`echo $i | sed 's/-L/-R/'`
274 7d0dbb31 2005-01-07 devnull extralibs="$extralibs $s"
278 dc305d03 2005-02-08 devnull case "${SYSVERSION:-`uname -r`}" in
280 dc305d03 2005-02-08 devnull echo do not know how to link right thread library on "$tag" 1>&2
283 dc305d03 2005-02-08 devnull # Some trickery is needed to force use of
284 dc305d03 2005-02-08 devnull # alternate thread lib from /usr/lib/lwp
285 dc305d03 2005-02-08 devnull # Likely, this only works with sun cc,
286 dc305d03 2005-02-08 devnull # for other compiler/loader we would need other flags.
287 dc305d03 2005-02-08 devnull ld="$ld -i"
288 dc305d03 2005-02-08 devnull extralibs="$extralibs /usr/lib/lwp/libthread.so -R/usr/lib/lwp:/usr/lib"
293 dbd7b9a9 2003-11-23 devnull echo do not know how to link on "$tag" 1>&2
297 108559b2 2005-01-19 devnull case "$userpath" in
299 54bcb7e9 2005-01-16 devnull for i in "$libsl $@"
301 54bcb7e9 2005-01-16 devnull case "$i" in
303 54bcb7e9 2005-01-16 devnull s=`echo $i | sed 's/-L/-Wl,-rpath,/'`
304 54bcb7e9 2005-01-16 devnull extralibs="$extralibs $s"
311 3d637e16 2005-01-07 devnull if $verbose
313 fc165dcb 2005-10-19 devnull echo $ld -L$PLAN9/lib "$@" $libsl $extralibs $frameworks
316 237c3090 2005-03-18 devnull xtmp=/tmp/9l.$$.$USER.out
317 237c3090 2005-03-18 devnull xxout() {
318 866a7d1f 2006-02-14 devnull sed 's/.*: In function `[^:]*: *//' $xtmp | egrep . |
319 96f54e3f 2007-03-26 devnull egrep -v 'is (often|almost always) misused|is dangerous, better use'
320 237c3090 2005-03-18 devnull rm -f $xtmp
323 fc165dcb 2005-10-19 devnull if $ld -L$PLAN9/lib "$@" $libsl $extralibs $frameworks >$xtmp 2>&1
329 724b43e6 2005-01-07 devnull rm -f $target
