dnl brackets, be sure changequote invocations surround it.
dnl
dnl
-AC_PREREQ(2.3)dnl We only need 2.0, but pre-2.3 loses on some AIX version.
+AC_PREREQ(2.5)dnl v2.5 needed for --bindir et al
AC_INIT(as.h)dnl
dnl
user_bfd_gas=
AC_ARG_ENABLE(bfd-assembler,
-[ bfd-assembler use BFD back end for writing object files],
+[ --enable-bfd-assembler use BFD back end for writing object files],
[case "${enableval}" in
yes) need_bfd=yes user_bfd_gas=yes ;;
no) user_bfd_gas=no ;;
no) enable_targets= ;;
*) enable_targets=$enableval ;;
esac])dnl
+AC_ARG_ENABLE(shared,
+[ --enable-shared build shared BFD library],
+[case "${enableval}" in
+ yes) shared=true shared_bfd=true shared_opcodes=true ;;
+ no) shared=false ;;
+ *bfd*opcodes*) shared=true shared_bfd=true shared_opcodes=true ;;
+ *opcodes*bfd*) shared=true shared_bfd=true shared_opcodes=true ;;
+ *bfd*) shared=true shared_bfd=true ;;
+ *opcodes*) shared=true shared_opcodes=true ;;
+ *) shared=false ;;
+esac])dnl
# Generate a header file -- gets more post-processing by Makefile later.
AC_CONFIG_HEADER(conf)
te_file=generic
-# assign cpu type
-
-# check for architecture variants
-case ${target_cpu} in
- armeb) cpu_type=arm endian=big ;;
- arm*) cpu_tpye=arm endian=little ;;
- hppa*) cpu_type=hppa ;;
-changequote(,)dnl
- i[45]86) cpu_type=i386 ;;
- m680[012346]0) cpu_type=m68k ;;
- m68008) cpu_type=m68k ;;
- m683??) cpu_type=m68k ;;
-changequote([,])dnl
- m8*) cpu_type=m88k ;;
- mips*el) cpu_type=mips endian=little;;
- mips*) cpu_type=mips endian=big ;;
- powerpcle*) cpu_type=ppc endian=little ;;
- powerpc*) cpu_type=ppc endian=big ;;
- rs6000*) cpu_type=ppc ;;
- sparc64) cpu_type=sparc obj_format=elf
- AC_DEFINE(sparcv9) ;;
- sparclite*) cpu_type=sparc ;;
- *) cpu_type=${target_cpu} ;;
-esac
-
-# do we need the opcodes library?
-case ${cpu_type} in
- alpha | vax)
- ;;
- *)
- OPCODES_LIB="../opcodes/libopcodes.a"
- ;;
-esac
-AC_SUBST(OPCODES_LIB)
-
-gas_target=${cpu_type}
-this_target=${generic_target}
-
canon_targets=""
if test -n "$enable_targets" ; then
for t in `echo $enable_targets | sed 's/,/ /g'`; do
for this_target in $target $canon_targets ; do
- eval `echo $this_target | sed 's/^\(.*\)-\(.*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
+changequote(,)dnl
+ eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
+changequote([,])dnl
# check for architecture variants
case ${cpu} in
+ armeb) cpu_type=arm endian=big ;;
+ arm*) cpu_type=arm endian=little ;;
hppa*) cpu_type=hppa ;;
changequote(,)dnl
- i[45]86) cpu_type=i386 ;;
+ i[456]86) cpu_type=i386 ;;
m680[012346]0) cpu_type=m68k ;;
m68008) cpu_type=m68k ;;
m683??) cpu_type=m68k ;;
changequote([,])dnl
m8*) cpu_type=m88k ;;
- mips*el) cpu_type=mips endian=little;;
+ mips*el) cpu_type=mips endian=little ;;
mips*) cpu_type=mips endian=big ;;
powerpcle*) cpu_type=ppc endian=little ;;
powerpc*) cpu_type=ppc endian=big ;;
rs6000*) cpu_type=ppc ;;
- sparc64) cpu_type=sparc obj_format=elf want_sparcv9=true ;;
- sparclite*) cpu_type=sparc ;;
- *) cpu_type=${target_cpu} ;;
+ sparc64) cpu_type=sparc want_sparc_v9=true ;;
+ sparc*) cpu_type=sparc ;;
+ *) cpu_type=${cpu} ;;
esac
if test ${this_target} = $target ; then
# assign object format
case ${generic_target} in
+ a29k-*-coff) fmt=coff targ=ebmon29k ;;
a29k-amd-udi) fmt=coff targ=ebmon29k ;;
a29k-amd-ebmon) fmt=coff targ=ebmon29k ;;
+ a29k-nyu-sym1) fmt=coff targ=ebmon29k ;;
a29k-*-vxworks*) fmt=coff ;;
+ alpha-*-*vms*) fmt=evax ;;
alpha-*-netware*) fmt=ecoff ;;
alpha-*-osf*) fmt=ecoff ;;
+ alpha-*-linuxecoff*) fmt=ecoff ;;
+ alpha-*-linux*) fmt=elf em=linux ;;
# start-sanitize-arc
arc-*-elf*) fmt=elf bfd_gas=yes ;;
# end-sanitize-arc
- arm-*-riscix*) fmt=aout targ=arm-lit
- emulation=riscix ;;
+ arm-*-riscix*) fmt=aout targ=arm-lit em=riscix ;;
arm-*-aout) fmt=aout
case "$endian" in
big) targ=arm-big ;;
*) targ=arm-lit ;;
esac
;;
+ arm-*-coff) fmt=coff ;;
arm-*-riscix*) fmt=aout ;;
arm-*-pe) fmt=coff targ=armcoff em=pe ;;
+# start-sanitize-d10v
+ d10v-*-*) fmt=elf bfd_gas=yes ;;
+# end-sanitize-d10v
+
hppa-*-*elf*) fmt=elf em=hppa ;;
hppa-*-lites*) fmt=elf em=hppa ;;
hppa-*-osf*) fmt=som em=hppa ;;
i386-*-bsd*) fmt=aout em=386bsd ;;
i386-*-netbsd0.8) fmt=aout em=386bsd ;;
i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
- i386-*-linux*aout*) fmt=aout em=linux ;;
+ i386-*-linux*aout* | i386-*-linuxoldld) fmt=aout em=linux ;;
i386-*-linux*coff*) fmt=coff em=linux
targ=i386coff ;;
i386-*-linux*) fmt=elf em=linux ;;
i386-*-lynxos*) fmt=coff targ=i386coff
em=lynx ;;
- i386-*-sysv4* | i386-*-solaris* | i386-*-elf)
+ i386-*-sysv4* | i386-*-solaris* | i386-*-elf | i386-*-freebsdelf*)
fmt=elf ;;
+ i386-*-sco*elf*) fmt=elf targ=sco5 ;;
i386-*-coff | i386-*-sysv* | i386-*-sco* | i386-*-isc*)
fmt=coff targ=i386coff ;;
i386-*-vsta) fmt=aout ;;
i386-*-go32) fmt=coff targ=i386coff ;;
+ i386-*-rtems*) fmt=coff targ=i386coff ;;
i386-*-gnu*) fmt=elf ;;
i386-*-mach*)
fmt=aout em=mach bfd_gas=yes ;;
i386-*-msdos*) fmt=aout ;;
i386-*-moss*) fmt=elf ;;
i386-*-pe) fmt=coff targ=i386coff em=pe ;;
- i386-*-win32) fmt=coff targ=i386coff em=pe ;;
+ i386-*-cygwin32) fmt=coff targ=i386coff em=pe ;;
i386-*-*nt) fmt=coff targ=i386coff em=pe ;;
i960-*-bout) fmt=bout ;;
i960-*-coff) fmt=coff em=ic960 targ=ic960coff ;;
+ i960-*-rtems*) fmt=coff em=ic960 targ=ic960coff ;;
i960-*-nindy*) fmt=bout ;;
i960-*-vxworks4*) fmt=bout ;;
i960-*-vxworks5.0) fmt=bout ;;
m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
fmt=aout em=sun3 ;;
- m68k-motorola-sysv) fmt=coff targ=m68kcoff em=delta ;;
+ m68k-motorola-sysv*) fmt=coff targ=m68kcoff em=delta ;;
m68k-bull-sysv3*) fmt=coff targ=m68kcoff em=dpx2 ;;
m68k-apollo-*) fmt=coff targ=apollo em=apollo ;;
- m68k-*-coff | m68k-*-sysv*)
+ m68k-*-sysv4 | m68k-*-elf) # must be before -sysv*
+ fmt=elf ;;
+ m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
fmt=coff targ=m68kcoff ;;
- m68k-*-elf) fmt=elf ;;
m68k-*-hpux*) fmt=hp300 em=hp300 ;;
+ m68k-*-linux*aout*) fmt=aout em=linux ;;
+ m68k-*-linux*) fmt=elf em=linux ;;
m68k-*-lynxos*) fmt=coff targ=m68kcoff
em=lynx ;;
m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
+ m68k-apple-aux*) fmt=coff targ=m68kcoff em=aux ;;
+ m68k-*-psos*) fmt=elf em=psos;;
+ m88k-motorola-sysv3*) fmt=coff targ=m88kcoff em=delt88 ;;
m88k-*-coff*) fmt=coff targ=m88kcoff ;;
# don't change em like *-*-bsd does
+ mips-dec-netbsd*) fmt=elf targ=mips-lit endian=little ;;
mips-dec-bsd*) fmt=aout targ=mips-lit ;;
mips-sony-bsd*) fmt=ecoff targ=mips-big ;;
mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
- mips-*-ultrix*) fmt=ecoff targ=mips-lit ;;
+ mips-*-ultrix*) fmt=ecoff targ=mips-lit endian=little ;;
+ mips-*-osf*) fmt=ecoff targ=mips-lit endian=little ;;
mips-*-ecoff*) fmt=ecoff
case "$endian" in
big) targ=mips-big ;;
*) targ=mips-lit ;;
esac
;;
+ mips-*-irix6*) fmt=elf targ=mips-big ;;
mips-*-irix5*) fmt=elf targ=mips-big ;;
mips-*-irix*) fmt=ecoff targ=mips-big ;;
mips-*-riscos*) fmt=ecoff targ=mips-big ;;
mips-*-sysv*) fmt=ecoff targ=mips-big ;;
- mips-*-elf*) fmt=elf
+ mips-*-elf* | mips-*-rtems* | mips-*-linux*)
+ fmt=elf
case "$endian" in
big) targ=mips-big ;;
*) targ=mips-lit ;;
esac
;;
+ mn10200-*-*) fmt=elf bfd_gas=yes ;;
+ mn10300-*-*) fmt=elf bfd_gas=yes ;;
+ ppc-*-pe | ppc-*-cygwin32 | ppc-*-winnt*)
+ fmt=coff em=pe
+ case "$endian" in
+ big) targ=ppc-big ;;
+ *) targ=ppc-lit ;;
+ esac
+ ;;
ppc-*-aix*) fmt=coff ;;
ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
fmt=elf
*) targ=ppc-lit ;;
esac
;;
+ ppc-*-linux*) fmt=elf
+ case "$endian" in
+ big) targ=ppc-big ;;
+ *) AC_MSG_ERROR(Linux must be configured big endian) ;;
+ esac
+ ;;
+ ppc-*-solaris*) fmt=elf
+ case "$endian" in
+ big) AC_MSG_ERROR(Solaris must be configured little endian) ;;
+ *) targ=ppc-sol ;;
+ esac
+ ;;
+ ppc-*-rtems*)
+ fmt=elf
+ case "$endian" in
+ big) targ=ppc-big ;;
+ *) targ=ppc-lit ;;
+ esac
+ ;;
+ ppc-*-macos* | ppc-*-mpw*)
+ fmt=coff em=macos ;;
ppc-*-netware*) fmt=elf em=ppcnw ;;
- sh-*-coff) fmt=coff ;;
+ sh-*-elf*) fmt=elf ;;
+ sh-*-coff*) fmt=coff ;;
-# start-sanitize-rce
- rce-*-aout) fmt=aout ;;
-# end-sanitize-rce
-
- ns32k-pc532-mach*) fmt=aout em=pc532mach ;;
- ns32k-pc532-netbsd*) fmt=aout em=nbsd532 ;;
+ ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
+ ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
+ sparc-*-rtems*) fmt=aout ;;
sparc-*-sunos4*) fmt=aout em=sun3 ;;
- sparc-*-aout | sparc*-*-vxworks)
- fmt=aout ;;
+ sparc-*-aout | sparc*-*-vxworks*)
+ fmt=aout em=sparcaout ;;
sparc-*-coff) fmt=coff ;;
sparc-*-lynxos*) fmt=coff em=lynx ;;
sparc-fujitsu-none) fmt=aout ;;
- sparc-*-elf | sparc*-*-solaris*)
+ sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
fmt=elf ;;
sparc-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
+# start-sanitize-tic80
+ tic80-*-coff) fmt=coff targ=tic80coff;;
+# end-sanitize-tic80
+ v850-*-*) fmt=elf bfd_gas=yes ;;
+
vax-*-bsd* | vax-*-ultrix*)
fmt=aout ;;
vax-*-vms) fmt=vms ;;
*-*-xray | *-*-hms) fmt=coff ;;
*-*-sim) fmt=coff ;;
*-*-elf | *-*-sysv4* | *-*-solaris*)
- AC_MSG_WARN(GAS support for ELF format is incomplete.)
+ AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
fmt=elf dev=yes ;;
*-*-vxworks) fmt=aout ;;
*-*-netware) fmt=elf ;;
esac
case ${cpu_type}-${fmt} in
+ alpha-*) bfd_gas=yes ;;
arm-*) bfd_gas=yes ;;
# not yet
# i386-aout) bfd_gas=preferred ;;
*) ;;
esac
+# Other random stuff.
+
+ # do we need the opcodes library?
+ case ${cpu_type} in
+ vax | i386)
+ ;;
+ *)
+ need_opcodes=yes
+ if test "${shared_opcodes}" = "true"; then
+ # A shared libopcodes must be linked against libbfd.
+ need_bfd=yes
+ fi
+ ;;
+ esac
+
+ test -n "$want_sparc_v9" && AC_DEFINE(SPARC_V9)
+
+ case ${cpu}-${vendor}-${os} in
+ sparc64-*-elf*) AC_DEFINE(SPARC_ARCH64) ;;
+ esac
+
+ case ${cpu_type} in
+ m68k)
+ case ${extra_objects} in
+ *m68k-parse.o*) ;;
+ *) extra_objects="$extra_objects m68k-parse.o" ;;
+ esac
+ ;;
+ esac
+
# See if we really can support this configuration with the emulation code.
if test $this_target = $target ; then
emulations="$emulations $emulation"
-# Other random stuff.
-
- test -n "$want_sparcv9" && AC_DEFINE(sparcv9)
-
done
# Assign floating point type. Most processors with FP support
dnl Make sure the desired support files exist.
dnl
-if test ! -r ${srcdir}/config/tc-${cpu_type}.c; then
- AC_MSG_ERROR(GAS does not support target CPU ${cpu_type})
+if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
+ AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
fi
if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS)
AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION")
-files="config/tc-${cpu_type}.c config/tc-${cpu_type}.h \
+files="config/tc-${target_cpu_type}.c config/tc-${target_cpu_type}.h \
config/obj-${obj_format}.h config/obj-${obj_format}.c \
config/te-${te_file}.h config/atof-${atof}.c \
$extra_files"
links="targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c \
$extra_links"
-case ${primary_bfd_gas}-${cpu_type}-${obj_format} in
+case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
yes-*-coff) need_bfd=yes ;;
no-*-coff) need_bfd=yes
AC_DEFINE(MANY_SEGMENTS) ;;
;;
esac
-AC_SUBST(cpu_type)
+AC_SUBST(target_cpu_type)
AC_SUBST(obj_format)
AC_SUBST(atof)
dnl AC_SUBST(emulation)
need_bfd=yes ;;
esac
+# do we need the opcodes library?
+case "${need_opcodes}" in
+yes)
+ OPCODES_DEP=../opcodes/libopcodes.a
+ OPCODES_LIB='-L../opcodes -lopcodes'
+
+ # We need to handle some special cases for shared libraries.
+ case "${host}" in
+ *-*-sunos*)
+ # On SunOS, we must link against the name we are going to install,
+ # not -lbfd, since SunOS does not support SONAME.
+ if test "${shared_opcodes}" = "true"; then
+ OPCODES_LIB='-L../opcodes -l`echo opcodes | sed '"'"'$(program_transform_name)'"'"'`'
+ fi
+ ;;
+ alpha*-*-osf*)
+ # On Alpha OSF/1, the native linker searches all the -L
+ # directories for any LIB.so files, and only then searches for any
+ # LIB.a files. That means that if there is an installed
+ # libbfd.so, but this build is not done with --enable-shared, the
+ # link will wind up being against the install libbfd.so rather
+ # than the newly built libbfd. To avoid this, we must explicitly
+ # link against libbfd.a when --enable-shared is not used.
+ if test "${shared_opcodes}" != "true"; then
+ OPCODES_LIB='../opcodes/libopcodes.a'
+ fi
+ ;;
+ esac
+ ;;
+esac
+AC_SUBST(OPCODES_DEP)
+AC_SUBST(OPCODES_LIB)
+
case "${need_bfd}" in
- yes) BFDLIB=../bfd/libbfd.a
- ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
- ;;
+yes)
+ BFDDEP=../bfd/libbfd.a
+ BFDLIB='-L../bfd -lbfd'
+ ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
+
+ # We need to handle some special cases for shared libraries
+ case "${host}" in
+ *-*-sunos*)
+ # On SunOS, we must link against the name we are going to install,
+ # not -lbfd, since SunOS does not support SONAME.
+ if test "${shared_bfd}" = "true"; then
+ BFDLIB='-L../bfd -l`echo bfd | sed '"'"'$(program_transform_name)'"'"'`'
+ fi
+ ;;
+ alpha*-*-osf*)
+ # On Alpha OSF/1, the native linker searches all the -L
+ # directories for any LIB.so files, and only then searches for any
+ # LIB.a files. That means that if there is an installed
+ # libbfd.so, but this build is not done with --enable-shared, the
+ # link will wind up being against the install libbfd.so rather
+ # than the newly built libbfd. To avoid this, we must explicitly
+ # link against libbfd.a when --enable-shared is not used.
+ if test "${shared_bfd}" != "true"; then
+ BFDLIB='../bfd/libbfd.a'
+ fi
+ ;;
+ esac
+ ;;
esac
+AC_SUBST(BFDDEP)
AC_SUBST(BFDLIB)
AC_SUBST(ALL_OBJ_DEPS)
# VMS doesn't have unlink.
AC_CHECK_FUNCS(unlink remove, break)
+# Some systems don't have sbrk().
+AC_CHECK_FUNCS(sbrk)
+
# Some non-ANSI preprocessors botch requoting inside strings. That's bad
# enough, but on some of those systems, the assert macro relies on requoting
# working properly!
#endif
#ifdef HAVE_STRING_H
#include <string.h>
+#else
+#ifdef HAVE_STRINGS_H
+#include <strings.h>
+#endif
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#include <unistd.h>
#endif
"
+GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
-GAS_CHECK_DECL_NEEDED(free, f, int f, $gas_test_headers)
+GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
+GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
# Does errno.h declare errno, or do we have to add a separate declaration
# for it?
#endif
])
-AC_CONFIG_SUBDIRS(testsuite)
+HLDFLAGS=
+HLDENV=
+RPATH_ENVVAR=LD_LIBRARY_PATH
+# If we have shared libraries, try to set rpath reasonably.
+if test "${shared}" = "true"; then
+ case "${host}" in
+ *-*-hpux*)
+ HLDFLAGS='-Wl,+s,+b,$(libdir)'
+ RPATH_ENVVAR=SHLIB_PATH
+ ;;
+ *-*-irix5* | *-*-irix6*)
+ HLDFLAGS='-Wl,-rpath,$(libdir)'
+ ;;
+ *-*-linux*aout*)
+ ;;
+ *-*-linux*)
+ HLDFLAGS='-Wl,-rpath,$(libdir)'
+ ;;
+ *-*-solaris*)
+ HLDFLAGS='-R $(libdir)'
+ ;;
+ *-*-sysv4*)
+ HLDENV='if test -z "$${LD_RUN_PATH}"; then LD_RUN_PATH=$(libdir); else LD_RUN_PATH=$${LD_RUN_PATH}:$(libdir); fi; export LD_RUN_PATH;'
+ ;;
+ esac
+fi
+
+# On SunOS, if the linker supports the -rpath option, use it to
+# prevent ../bfd and ../opcodes from being included in the run time
+# search path.
+case "${host}" in
+ *-*-sunos*)
+ echo 'main () { }' > conftest.c
+ ${CC} -o conftest -Wl,-rpath= conftest.c >/dev/null 2>conftest.t
+ if grep 'unrecognized' conftest.t >/dev/null 2>&1; then
+ :
+ elif grep 'No such file' conftest.t >/dev/null 2>&1; then
+ :
+ elif grep 'do not mix' conftest.t >/dev/null 2>&1; then
+ :
+ elif test "${shared}" = "true"; then
+ HLDFLAGS='-Wl,-rpath=$(libdir)'
+ else
+ HLDFLAGS='-Wl,-rpath='
+ fi
+ rm -f conftest.t conftest.c conftest
+ ;;
+esac
+AC_SUBST(HLDFLAGS)
+AC_SUBST(HLDENV)
+AC_SUBST(RPATH_ENVVAR)
dnl This must come last.
AC_OUTPUT(Makefile doc/Makefile .gdbinit:gdbinit.in)
projects / binutils.git / blobdiff