# Common parts for widely ported systems.
case ${target} in
+*-*-linux*libc1* | *-*-linux*aout*)
+ # Avoid the generic linux case.
+ ;;
*-*-linux*)
- case ${target} in
- *-*-linux*libc1* | *-*-linux*aout*)
- ;;
- *)
- extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
- gas=yes gnu_ld=yes
- case x${enable_threads} in
- x | xyes | xposix) thread_file='posix'
- ;;
- esac
- ;;
- esac
- ;;
+ extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
+ gas=yes
+ gnu_ld=yes
+ case ${enable_threads} in
+ "" | yes | posix) thread_file='posix' ;;
+ esac
+ ;;
*-*-gnu*)
- # On the Hurd, the setup is just about the same on
- # each different CPU. The specific machines that we
- # support are matched above and just set $cpu_type.
- tm_file="${cpu_type}/gnu.h"
- extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
- # GNU tools are the only tools.
- gnu_ld=yes
- gas=yes
- # These details are the same as for Linux.
- # But here we need a little extra magic.
- tmake_file="t-slibgcc-elf-ver t-linux t-gnu"
- case ${target} in
- alpha*)
- tm_file="${cpu_type}/${cpu_type}.h alpha/elf.h alpha/linux.h alpha/linux-elf.h gnu.h ${tm_file}"
- ;;
- i[34567]86-*-*)
- tm_file="${cpu_type}/${cpu_type}.h i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h linux.h i386/linux.h gnu.h ${tm_file}"
- ;;
- esac
- ;;
+ # On the Hurd, the setup is just about the same on
+ # each different CPU. The specific machines that we
+ # support are matched above and just set $cpu_type.
+ tm_file="${cpu_type}/gnu.h"
+ extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
+ # GNU tools are the only tools.
+ gas=yes
+ gnu_ld=yes
+ # These details are the same as for Linux.
+ # But here we need a little extra magic.
+ tmake_file="t-slibgcc-elf-ver t-linux t-gnu"
+ case ${target} in
+ alpha*)
+ tm_file="${cpu_type}/${cpu_type}.h alpha/elf.h alpha/linux.h alpha/linux-elf.h gnu.h ${tm_file}"
+ ;;
+ i[34567]86-*-*)
+ tm_file="${cpu_type}/${cpu_type}.h i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h linux.h i386/linux.h gnu.h ${tm_file}"
+ ;;
+ esac
+ ;;
*-*-openbsd*)
- tmake_file="t-libc-ok t-openbsd t-libgcc-pic"
- if test x$enable_threads = xyes; then
- thread_file='posix'
- tmake_file="${tmake_file} t-openbsd-thread"
- fi
- ;;
+ tmake_file="t-libc-ok t-openbsd t-libgcc-pic"
+ case ${enable_threads} in
+ yes)
+ thread_file='posix'
+ tmake_file="${tmake_file} t-openbsd-thread"
+ ;;
+ esac
+ ;;
*-*-netbsd*)
- tmake_file="t-slibgcc-elf-ver t-libc-ok t-netbsd t-libgcc-pic"
- gas=yes
- gnu_ld=yes
+ tmake_file="t-slibgcc-elf-ver t-libc-ok t-netbsd t-libgcc-pic"
+ gas=yes
+ gnu_ld=yes
- # NetBSD 2.0 and later get POSIX threads enabled by default.
- # Allow them to be explicitly enabled on any other version.
- case x${enable_threads} in
- x)
- case ${target} in
- *-*-netbsd[2-9]* | *-*-netbsdelf[2-9]*)
- thread_file='posix'
- tm_defines="${tm_defines} NETBSD_ENABLE_PTHREADS"
- ;;
- esac
- ;;
- xyes | xposix)
- thread_file='posix'
- tm_defines="${tm_defines} NETBSD_ENABLE_PTHREADS"
- ;;
- esac
+ # NetBSD 2.0 and later get POSIX threads enabled by default.
+ # Allow them to be explicitly enabled on any other version.
+ case ${enable_threads} in
+ "")
+ case ${target} in
+ *-*-netbsd[2-9]* | *-*-netbsdelf[2-9]*)
+ thread_file='posix'
+ tm_defines="${tm_defines} NETBSD_ENABLE_PTHREADS"
+ ;;
+ esac
+ ;;
+ yes | posix)
+ thread_file='posix'
+ tm_defines="${tm_defines} NETBSD_ENABLE_PTHREADS"
+ ;;
+ esac
- # NetBSD 1.7 and later are set up to use GCC's crtstuff for
- # ELF configurations. We will clear extra_parts in the
- # a.out configurations.
- case ${target} in
- *-*-netbsd*1.[7-9]* | *-*-netbsd[2-9]* | *-*-netbsdelf[2-9]*)
- extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
- ;;
- esac
+ # NetBSD 1.7 and later are set up to use GCC's crtstuff for
+ # ELF configurations. We will clear extra_parts in the
+ # a.out configurations.
+ case ${target} in
+ *-*-netbsd*1.[7-9]* | *-*-netbsd[2-9]* | *-*-netbsdelf[2-9]*)
+ extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
+ ;;
+ esac
- # NetBSD 2.0 and later provide __cxa_atexit(), which we use by
- # default (unless overridden by --disable-__cxa_atexit).
- case ${target} in
- *-*-netbsd[2-9]* | *-*-netbsdelf[2-9]*)
- default_use_cxa_atexit=yes
- ;;
- esac
- ;;
+ # NetBSD 2.0 and later provide __cxa_atexit(), which we use by
+ # default (unless overridden by --disable-__cxa_atexit).
+ case ${target} in
+ *-*-netbsd[2-9]* | *-*-netbsdelf[2-9]*)
+ default_use_cxa_atexit=yes
+ ;;
+ esac
+ ;;
*-*-freebsd[12] | *-*-freebsd[12].* | *-*-freebsd*aout*)
- # This is the place-holder for the generic a.out configuration
- # of FreeBSD. No actual configuration resides here since
- # there was only ever a bare-bones ix86 configuration for
- # a.out and it exists solely in the machine-specific section.
- # This place-holder must exist to avoid dropping into
- # the generic ELF configuration of FreeBSD (i.e. it must be
- # ordered before that section).
- ;;
+ # This is the place-holder for the generic a.out configuration
+ # of FreeBSD. No actual configuration resides here since
+ # there was only ever a bare-bones ix86 configuration for
+ # a.out and it exists solely in the machine-specific section.
+ # This place-holder must exist to avoid dropping into
+ # the generic ELF configuration of FreeBSD (i.e. it must be
+ # ordered before that section).
+ ;;
*-*-freebsd*)
- # This is the generic ELF configuration of FreeBSD. Later
- # machine-specific sections may refine and add to this
- # configuration.
- #
- # Due to tm_file entry ordering issues that vary between cpu
- # architectures, we only define fbsd_tm_file to allow the
- # machine-specific section to dictate the final order of all
- # entries of tm_file with the minor exception that components
- # of the tm_file set here will always be of the form:
- #
- # freebsd<version_number>.h [freebsd-<conf_option>.h ...] freebsd-spec.h freebsd.h
- #
- # The machine-specific section should not tamper with this
- # ordering but may order all other entries of tm_file as it
- # pleases around the provided core setting.
- gas=yes
- gnu_ld=yes
- extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
- case ${target} in
- *-*-freebsd3 | *-*-freebsd[3].*) fbsd_tm_file="freebsd3.h";;
- *-*-freebsd4 | *-*-freebsd[4].*) fbsd_tm_file="freebsd4.h";;
- *-*-freebsd5 | *-*-freebsd[5].*) fbsd_tm_file="freebsd5.h";;
- *-*-freebsd6 | *-*-freebsd[6].*) fbsd_tm_file="freebsd6.h";;
- *) echo 'Please update *-*-freebsd* in gcc/config.gcc'; exit 1;;
- esac
- tmake_file="t-slibgcc-elf-ver t-freebsd"
- case x${enable_threads} in
- xno) fbsd_tm_file="${fbsd_tm_file} freebsd-nthr.h";;
- x | xyes | xpthreads | xposix)
- thread_file='posix'
- tmake_file="${tmake_file} t-freebsd-thread"
- # Before 5.0, FreeBSD can't bind shared libraries to -lc
- # when "optionally" threaded via weak pthread_* checks.
- case ${target} in
- *-*-freebsd[34] | *-*-freebsd[34].*)
- tmake_file="${tmake_file} t-slibgcc-nolc-override";;
- esac
- ;;
- *) echo 'Unknown thread configuration for FreeBSD'; exit 1;;
- esac
- fbsd_tm_file="${fbsd_tm_file} freebsd-spec.h freebsd.h"
- ;;
+ # This is the generic ELF configuration of FreeBSD. Later
+ # machine-specific sections may refine and add to this
+ # configuration.
+ #
+ # Due to tm_file entry ordering issues that vary between cpu
+ # architectures, we only define fbsd_tm_file to allow the
+ # machine-specific section to dictate the final order of all
+ # entries of tm_file with the minor exception that components
+ # of the tm_file set here will always be of the form:
+ #
+ # freebsd<version_number>.h [freebsd-<conf_option>.h ...] freebsd-spec.h freebsd.h
+ #
+ # The machine-specific section should not tamper with this
+ # ordering but may order all other entries of tm_file as it
+ # pleases around the provided core setting.
+ gas=yes
+ gnu_ld=yes
+ extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
+ case ${target} in
+ *-*-freebsd3 | *-*-freebsd[3].*) fbsd_tm_file="freebsd3.h";;
+ *-*-freebsd4 | *-*-freebsd[4].*) fbsd_tm_file="freebsd4.h";;
+ *-*-freebsd5 | *-*-freebsd[5].*) fbsd_tm_file="freebsd5.h";;
+ *-*-freebsd6 | *-*-freebsd[6].*) fbsd_tm_file="freebsd6.h";;
+ *) echo 'Please update *-*-freebsd* in gcc/config.gcc'; exit 1;;
+ esac
+ tmake_file="t-slibgcc-elf-ver t-freebsd"
+ case ${enable_threads} in
+ no)
+ fbsd_tm_file="${fbsd_tm_file} freebsd-nthr.h"
+ ;;
+ "" | yes | pthreads | posix)
+ thread_file='posix'
+ tmake_file="${tmake_file} t-freebsd-thread"
+ # Before 5.0, FreeBSD can't bind shared libraries to -lc
+ # when "optionally" threaded via weak pthread_* checks.
+ case ${target} in
+ *-*-freebsd[34] | *-*-freebsd[34].*)
+ tmake_file="${tmake_file} t-slibgcc-nolc-override"
+ ;;
+ esac
+ ;;
+ *)
+ echo 'Unknown thread configuration for FreeBSD'
+ exit 1
+ ;;
+ esac
+ fbsd_tm_file="${fbsd_tm_file} freebsd-spec.h freebsd.h"
+ ;;
*-*-darwin*)
- tm_file="${tm_file} darwin.h"
- tm_p_file="${tm_p_file} darwin-protos.h"
- tmake_file="t-darwin"
- target_gtfiles="\$(srcdir)/config/darwin.c"
- c_target_objs="darwin-c.o"
- cxx_target_objs="darwin-c.o"
- extra_parts="crt2.o"
- extra_objs="darwin.o"
- case x${enable_threads} in
- x | xyes | xposix) thread_file='posix'
- ;;
- esac
- ;;
+ tm_file="${tm_file} darwin.h"
+ tm_p_file="${tm_p_file} darwin-protos.h"
+ tmake_file="t-darwin"
+ target_gtfiles="\$(srcdir)/config/darwin.c"
+ c_target_objs="darwin-c.o"
+ cxx_target_objs="darwin-c.o"
+ extra_parts="crt2.o"
+ extra_objs="darwin.o"
+ case ${enable_threads} in
+ "" | yes | posix) thread_file='posix' ;;
+ esac
+ ;;
*-*-vxworks*)
- tmake_file=t-vxworks
- tm_file="${tm_file} elfos.h svr4.h vxworks.h"
- thread_file='vxworks'
- use_collect2=yes
- ;;
+ tmake_file=t-vxworks
+ tm_file="${tm_file} elfos.h svr4.h vxworks.h"
+ thread_file='vxworks'
+ use_collect2=yes
+ ;;
esac
case ${target} in
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