2
# Output a system dependent set of variables, describing how to set the
3
# run time search path of shared libraries in an executable.
5
# Copyright 1996-2013 Free Software Foundation, Inc.
6
# Taken from GNU libtool, 2001
7
# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
9
# This file is free software; the Free Software Foundation gives
10
# unlimited permission to copy and/or distribute it, with or without
11
# modifications, as long as this notice is preserved.
13
# The first argument passed to this file is the canonical host specification,
14
# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
16
# CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
17
# The environment variables CC, GCC, LDFLAGS, LD, with_gnu_ld
18
# should be set by the caller.
20
# The set of defined variables is at the end of this script.
23
# - On IRIX 6.5 with CC="cc", the run time search patch must not be longer
24
# than 256 bytes, otherwise the compiler driver will dump core. The only
25
# known workaround is to choose shorter directory names for the build
26
# directory and/or the installation directory.
28
# All known linkers require a '.a' archive for static linking (except MSVC,
29
# which needs '.lib').
34
host_cpu=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
35
host_vendor=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
36
host_os=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
38
# Code taken from libtool.m4's _LT_CC_BASENAME.
40
for cc_temp in $CC""; do
42
compile | *[\\/]compile | ccache | *[\\/]ccache ) ;;
43
distcc | *[\\/]distcc | purify | *[\\/]purify ) ;;
48
cc_basename=`echo "$cc_temp" | sed -e 's%^.*/%%'`
50
# Code taken from libtool.m4's _LT_COMPILER_PIC.
53
if test "$GCC" = yes; then
60
mingw* | cygwin* | pw32* | os2* | cegcc*)
62
hpux9* | hpux10* | hpux11*)
65
irix5* | irix6* | nonstopux*)
68
linux* | k*bsd*-gnu | kopensolaris*-gnu)
82
pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
88
xl* | bgxl* | bgf* | mpixl*)
95
case `$CC -V 2>&1 | sed 5q` in
96
*Sun\ F* | *Sun*Fortran*)
110
osf3* | osf4* | osf5*)
117
f77* | f90* | f95* | sunf77* | sunf90* | sunf95*)
128
sysv4 | sysv4.2uw2* | sysv4.3*)
133
sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
144
# Code taken from libtool.m4's _LT_LINKER_SHLIBS.
146
hardcode_libdir_flag_spec=
147
hardcode_libdir_separator=
152
cygwin* | mingw* | pw32* | cegcc*)
153
# FIXME: the MSVC++ port hasn't been tested in a loooong time
154
# When not using gcc, we currently assume that we are using
155
# Microsoft Visual C++.
156
if test "$GCC" != yes; then
161
# we just hope/assume this is gcc and not c89 (= MSVC++)
170
if test "$with_gnu_ld" = yes; then
171
# Set some defaults for GNU ld with shared library support. These
172
# are reset later if shared libraries are not supported. Putting them
173
# here allows them to be overridden if necessary.
174
# Unlike libtool, we use -rpath here, not --rpath, since the documented
175
# option of GNU ld is called -rpath, not --rpath.
176
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
179
# On AIX/PPC, the GNU linker is very broken
180
if test "$host_cpu" != ia64; then
189
hardcode_libdir_flag_spec='-L$libdir'
195
if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
201
cygwin* | mingw* | pw32* | cegcc*)
202
# hardcode_libdir_flag_spec is actually meaningless, as there is
203
# no search path for DLLs.
204
hardcode_libdir_flag_spec='-L$libdir'
205
if $LD --help 2>&1 | grep 'auto-import' > /dev/null; then
215
hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
217
gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
218
if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
227
if $LD -v 2>&1 | grep 'BFD 2\.8' > /dev/null; then
229
elif $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
235
sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
236
case `$LD -v 2>&1` in
237
*\ [01].* | *\ 2.[0-9].* | *\ 2.1[0-5].*)
241
if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
242
hardcode_libdir_flag_spec='`test -z "$SCOABSPATH" && echo ${wl}-rpath,$libdir`'
253
if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
260
if test "$ld_shlibs" = no; then
261
hardcode_libdir_flag_spec=
266
# Note: this linker hardcodes the directories in LIBPATH if there
267
# are no directories specified by -L.
269
if test "$GCC" = yes; then
270
# Neither direct hardcoding nor static linking is supported with a
272
hardcode_direct=unsupported
276
if test "$host_cpu" = ia64; then
277
# On IA64, the linker does run time linking by default, so we don't
278
# have to do anything special.
279
aix_use_runtimelinking=no
281
aix_use_runtimelinking=no
282
# Test if we are trying to use run time linking or normal
283
# AIX style linking. If -brtl is somewhere in LDFLAGS, we
284
# need to do runtime linking.
285
case $host_os in aix4.[23]|aix4.[23].*|aix[5-9]*)
286
for ld_flag in $LDFLAGS; do
287
if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
288
aix_use_runtimelinking=yes
296
hardcode_libdir_separator=':'
297
if test "$GCC" = yes; then
298
case $host_os in aix4.[012]|aix4.[012].*)
299
collect2name=`${CC} -print-prog-name=collect2`
300
if test -f "$collect2name" && \
301
strings "$collect2name" | grep resolve_lib_name >/dev/null
303
# We have reworked collect2
306
# We have old collect2
307
hardcode_direct=unsupported
309
hardcode_libdir_flag_spec='-L$libdir'
310
hardcode_libdir_separator=
315
# Begin _LT_AC_SYS_LIBPATH_AIX.
316
echo 'int main () { return 0; }' > conftest.c
317
${CC} ${LDFLAGS} conftest.c -o conftest
318
aix_libpath=`dump -H conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0 *\(.*\)$/\1/; p; }
320
if test -z "$aix_libpath"; then
321
aix_libpath=`dump -HX64 conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0 *\(.*\)$/\1/; p; }
324
if test -z "$aix_libpath"; then
325
aix_libpath="/usr/lib:/lib"
327
rm -f conftest.c conftest
328
# End _LT_AC_SYS_LIBPATH_AIX.
329
if test "$aix_use_runtimelinking" = yes; then
330
hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
332
if test "$host_cpu" = ia64; then
333
hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
335
hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
344
hardcode_libdir_flag_spec='-L$libdir'
351
cygwin* | mingw* | pw32* | cegcc*)
352
# When not using gcc, we currently assume that we are using
353
# Microsoft Visual C++.
354
# hardcode_libdir_flag_spec is actually meaningless, as there is
355
# no search path for DLLs.
356
hardcode_libdir_flag_spec=' '
361
if { case $cc_basename in ifort*) true;; *) test "$GCC" = yes;; esac; }; then
368
hardcode_libdir_flag_spec='-L$libdir'
371
hardcode_libdir_flag_spec='-R$libdir'
378
freebsd* | dragonfly*)
379
hardcode_libdir_flag_spec='-R$libdir'
383
hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
384
hardcode_libdir_separator=:
386
# hardcode_minus_L: Not really in the search PATH,
387
# but as the default location of the library.
391
if test "$with_gnu_ld" = no; then
392
hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
393
hardcode_libdir_separator=:
395
# hardcode_minus_L: Not really in the search PATH,
396
# but as the default location of the library.
401
if test "$with_gnu_ld" = no; then
402
hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
403
hardcode_libdir_separator=:
410
# hardcode_minus_L: Not really in the search PATH,
411
# but as the default location of the library.
417
irix5* | irix6* | nonstopux*)
418
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
419
hardcode_libdir_separator=:
422
hardcode_libdir_flag_spec='-R$libdir'
427
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
428
hardcode_libdir_separator=:
433
if test -f /usr/libexec/ld.so; then
435
if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
436
hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
439
openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*)
440
hardcode_libdir_flag_spec='-R$libdir'
443
hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
452
hardcode_libdir_flag_spec='-L$libdir'
456
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
457
hardcode_libdir_separator=:
460
if test "$GCC" = yes; then
461
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
463
# Both cc and cxx compiler support -rpath directly
464
hardcode_libdir_flag_spec='-rpath $libdir'
466
hardcode_libdir_separator=:
469
hardcode_libdir_flag_spec='-R$libdir'
472
hardcode_libdir_flag_spec='-L$libdir'
479
hardcode_direct=yes # is this really true???
485
hardcode_direct=no #Motorola manual says yes, but my tests say they lie
492
if test -d /usr/nec; then
496
sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[01].[10]* | unixware7* | sco3.2v5.0.[024]*)
498
sysv5* | sco3.2v5* | sco5v6*)
499
hardcode_libdir_flag_spec='`test -z "$SCOABSPATH" && echo ${wl}-R,$libdir`'
500
hardcode_libdir_separator=':'
503
hardcode_libdir_flag_spec='-L$libdir'
511
# Check dynamic linker characteristics
512
# Code taken from libtool.m4's _LT_SYS_DYNAMIC_LINKER.
513
# Unlike libtool.m4, here we don't care about _all_ names of the library, but
514
# only about the one the linker finds when passed -lNAME. This is the last
515
# element of library_names_spec in libtool.m4, or possibly two of them if the
516
# linker has special search rules.
517
library_names_spec= # the last element of library_names_spec in libtool.m4
518
libname_spec='lib$name'
521
library_names_spec='$libname.a'
524
library_names_spec='$libname$shrext'
529
library_names_spec='$libname$shrext' ;;
531
library_names_spec='$libname.a' ;;
535
library_names_spec='$libname$shrext'
538
library_names_spec='$libname$shrext'
540
cygwin* | mingw* | pw32* | cegcc*)
542
library_names_spec='$libname.dll.a $libname.lib'
546
library_names_spec='$libname$shrext'
549
library_names_spec='$libname$shrext'
551
freebsd* | dragonfly*)
554
library_names_spec='$libname$shrext$versuffix' ;;
556
library_names_spec='$libname$shrext' ;;
560
library_names_spec='$libname$shrext'
563
library_names_spec='$libname$shrext'
565
hpux9* | hpux10* | hpux11*)
577
library_names_spec='$libname$shrext'
580
library_names_spec='$libname$shrext'
582
irix5* | irix6* | nonstopux*)
583
library_names_spec='$libname$shrext'
590
*-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ") libsuff= shlibsuff= ;;
591
*-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ") libsuff=32 shlibsuff=N32 ;;
592
*-64|*"-64 "|*-melf64bmip|*"-melf64bmip ") libsuff=64 shlibsuff=64 ;;
593
*) libsuff= shlibsuff= ;;
598
linux*oldld* | linux*aout* | linux*coff*)
600
linux* | k*bsd*-gnu | kopensolaris*-gnu)
601
library_names_spec='$libname$shrext'
604
library_names_spec='$libname$shrext'
607
library_names_spec='$libname$shrext'
610
library_names_spec='$libname$shrext'
613
library_names_spec='$libname$shrext'
616
library_names_spec='$libname$shrext$versuffix'
621
library_names_spec='$libname.a'
623
osf3* | osf4* | osf5*)
624
library_names_spec='$libname$shrext'
629
library_names_spec='$libname$shrext'
632
library_names_spec='$libname$shrext$versuffix'
635
library_names_spec='$libname$shrext'
638
library_names_spec='$libname$shrext'
640
sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
641
library_names_spec='$libname$shrext'
644
library_names_spec='$libname$shrext'
647
library_names_spec='$libname$shrext'
651
sed_quote_subst='s/\(["`$\\]\)/\\\1/g'
652
escaped_wl=`echo "X$wl" | sed -e 's/^X//' -e "$sed_quote_subst"`
653
shlibext=`echo "$shrext" | sed -e 's,^\.,,'`
654
escaped_libname_spec=`echo "X$libname_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
655
escaped_library_names_spec=`echo "X$library_names_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
656
escaped_hardcode_libdir_flag_spec=`echo "X$hardcode_libdir_flag_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
658
LC_ALL=C sed -e 's/^\([a-zA-Z0-9_]*\)=/acl_cv_\1=/' <<EOF
660
# How to pass a linker flag through the compiler.
663
# Static library suffix (normally "a").
666
# Shared library suffix (normally "so").
669
# Format of library name prefix.
670
libname_spec="$escaped_libname_spec"
672
# Library names that the linker finds when passed -lNAME.
673
library_names_spec="$escaped_library_names_spec"
675
# Flag to hardcode \$libdir into a binary during linking.
676
# This must work even if \$libdir does not exist.
677
hardcode_libdir_flag_spec="$escaped_hardcode_libdir_flag_spec"
679
# Whether we need a single -rpath flag with a separated argument.
680
hardcode_libdir_separator="$hardcode_libdir_separator"
682
# Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
684
hardcode_direct="$hardcode_direct"
686
# Set to yes if using the -LDIR flag during linking hardcodes DIR into the
688
hardcode_minus_L="$hardcode_minus_L"