X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=ld%2Fconfigure.host;h=f2a302c0fda8deb96331bda6af951121db1d8c05;hb=8b8c7c9f49992750f66f81b4601d593a3858d98c;hp=9d0b6282a9132a7c3f5f1030c1404ee22a8d8c07;hpb=b6acf0846acf31b06b52552a5db37a2e2b12c1c7;p=deliverable%2Fbinutils-gdb.git

diff --git a/ld/configure.host b/ld/configure.host
index 9d0b6282a9..f2a302c0fd 100644
--- a/ld/configure.host
+++ b/ld/configure.host
@@ -2,106 +2,201 @@
 # autoconf generated configure script.  Putting it in a separate shell
 # file lets us skip running autoconf when modifying host specific
 # information.
+#
+#   Copyright (C) 2012-2016 Free Software Foundation, Inc.
+#
+# This file is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; see the file COPYING3.  If not see
+# <http://www.gnu.org/licenses/>.
+#
 
 # This file sets the following shell variables:
-#  CC			compiler to use (only if needed and not already set)
 #  HDEFINES		host specific compiler flags
 #  HOSTING_CRT0		crt0.o file used for bootstrapping
 #  HOSTING_LIBS		libraries used for bootstrapping
-#  NATIVE_LIB_DIRS	library directories to search on this host
 
 HDEFINES=
 HOSTING_CRT0=/lib/crt0.o
-HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi` -lc'
-NATIVE_LIB_DIRS=
+HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ]; then libgcc=../gcc/libgcc.a; else libgcc=\`${CC} -print-libgcc-file-name\`; fi; if [ -f ../gcc/libgcc_eh.a ]; then libgcc="$$libgcc ../gcc/libgcc_eh.a"; else libgcc_eh=\`${CC} -print-file-name=libgcc_eh.a\`; if [ x"$$libgcc_eh" != xlibgcc_eh.a ]; then libgcc="$$libgcc $$libgcc_eh"; fi; fi; if [ -f ../gcc/libunwind.a ]; then libgcc="$$libgcc ../gcc/libunwind.a"; else libunwind=\`${CC} -print-file-name=libunwind.a\`; if [ x"$$libunwind" != xlibunwind.a ]; then libgcc="$$libgcc $$libunwind"; fi; fi; echo --start-group $$libgcc -lc --end-group`'
+
+#
+#	Generic configurations:
+#
 
 case "${host}" in
 
-alpha-*-linux*)
-  HOSTING_CRT0=/usr/lib/crt0.o
+*-*-dragonfly*)
+  HOSTING_CRT0='-dynamic-linker `[ -f \`${CC} --print-prog-name=ld-elf.so.2\` ] || echo /usr/libexec/``${CC} --print-prog-name=ld-elf.so.2` `${CC} --print-file-name=crt1.o` `${CC} --print-file-name=crti.o` `${CC} --print-file-name=crtbegin.o`'
+  HOSTING_LIBS='-L`dirname \`${CC} --print-file-name=libc.so\`` '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} --print-file-name=crtend.o; fi` `${CC} --print-file-name=crtn.o`'
   ;;
 
-alpha-*-*)
-  HOSTING_CRT0=/usr/ccs/lib/crt0.o
-  NATIVE_LIB_DIRS=/usr/ccs/lib
+*-*-freebsd* | *-*-kfreebsd*-gnu)
+  HOSTING_CRT0='-dynamic-linker `[ -f \`${CC} --print-prog-name=ld-elf.so.1\` ] || echo /usr/libexec/``${CC} --print-prog-name=ld-elf.so.1` `${CC} --print-file-name=crt1.o` `${CC} --print-file-name=crti.o` `${CC} --print-file-name=crtbegin.o`'
+  HOSTING_LIBS='-L`dirname \`${CC} --print-file-name=libc.so\`` '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} --print-file-name=crtend.o; fi` `${CC} --print-file-name=crtn.o`'
   ;;
 
-i[345]86-*-bsd* | i[345]86-*-freebsd* | i[345]86-*-netbsd*)
-  # The new BSD `make' has a bug: it doesn't pass empty arguments in
-  # shell commands.  So we need to make this value non-empty in order
-  # for the genscripts.sh call to work.  There's nothing magic about
-  # the value `/lib'; it's just a dummy.
-  NATIVE_LIB_DIRS=/lib
+*-*-linux*aout* | *-*-linux*oldld)
   HOSTING_CRT0=/usr/lib/crt0.o
   ;;
 
-i[345]86-*-go32*)
-  test -z "${CC}" && CC="i386-go32-gcc -O2 -fno-omit-frame-pointer -Wl,-S"
+*-*-linux*libc1*)
+  HOSTING_CRT0='-dynamic-linker /lib/ld-linux.so.1 /usr/lib/crt1.o /usr/lib/crti.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; elif [ -f /usr/lib/crtbegin.o ]; then echo /usr/lib/crtbegin.o; else ${CC} --print-file-name=crtbegin.o; fi`'
+  HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; elif [ -f /usr/lib/crtend.o ]; then echo /usr/lib/crtend.o; else ${CC} --print-file-name=crtend.o; fi` /usr/lib/crtn.o'
   ;;
 
-i[345]86-*-sysv4*)
-  HOSTING_CRT0='/usr/ccs/lib/crt1.o /usr/ccs/lib/crti.o /usr/ccs/lib/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crtbegin.o/'; fi`'
-  HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi`  -lc `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crtend.o/'; fi` /usr/ccs/lib/crtn.o'
-  NATIVE_LIB_DIRS=/usr/ccs/lib
+*-*-linux*)
+  HOSTING_CRT0='-dynamic-linker `${CC} --help --verbose 2>&1 | egrep "ld[^ ]*\.so" | sed -e "s,.*-dynamic-linker[ 	][ 	]*\(.*/ld[^ ]*\.so..\).*,\1,"` `${CC} --print-file-name=crt1.o` `${CC} --print-file-name=crti.o` `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} --print-file-name=crtbegin.o; fi`'
+  HOSTING_SCRT0='-dynamic-linker `${CC} --help --verbose 2>&1 | egrep "ld[^ ]*\.so" | sed -e "s,.*-dynamic-linker[ 	][ 	]*\(.*/ld[^ ]*\.so..\).*,\1,"` `${CC} --print-file-name=Scrt1.o` `${CC} --print-file-name=crti.o` `if [ -f ../gcc/crtbeginS.o ]; then echo ../gcc/crtbeginS.o; else ${CC} --print-file-name=crtbeginS.o; fi`'
+  HOSTING_SLIBS='-L`dirname \`${CC} --print-file-name=libc.so\`` '"$HOSTING_LIBS"' `if [ -f ../gcc/crtendS.o ]; then echo ../gcc/crtendS.o; else ${CC} --print-file-name=crtendS.o; fi` `${CC} --print-file-name=crtn.o`'
+  HOSTING_LIBS='-L`dirname \`${CC} --print-file-name=libc.so\`` '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} --print-file-name=crtend.o; fi` `${CC} --print-file-name=crtn.o`'
   ;;
 
-i[345]86-sequent-ptx* | i[345]86-sequent-sysv*)
-  HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crtbegin.o/'; fi`'
-  HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi` -lc `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crtend.o/'; fi`'
+*-*-gnu*)
+  # When creating static executables, we ought to use crt0.o instead of crt1.o,
+  # <http://www.gnu.org/software/hurd/open_issues/binutils.html#static>,
+  # but the testing infrastructure is not prepared for that.  This is not
+  # relevant for most tests, and the few remaining ones have been XFAILed.
+  HOSTING_CRT0='-dynamic-linker `${CC} --help --verbose 2>&1 | egrep "ld[^ ]*\.so" | sed -e "s,.*-dynamic-linker[ 	][ 	]*\(.*/ld[^ ]*\.so[^ 	]*\).*,\1,"` `${CC} --print-file-name=crt1.o` `${CC} --print-file-name=crti.o` `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} --print-file-name=crtbegin.o; fi`'
+  HOSTING_LIBS='-L`dirname \`${CC} --print-file-name=libc.so\`` '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} --print-file-name=crtend.o; fi` `${CC} --print-file-name=crtn.o`'
   ;;
 
-i[345]86-*-sysv*)
-  HOSTING_CRT0='/lib/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; fi`'
-  HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi`  -lc `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; fi` /lib/crtn.o'
+*-*-netbsd*)
+  # Different versions of NetBSD with the ELF object format use different
+  # sets of start/end files.
+  HOSTING_CRT0='-dynamic-linker /usr/libexec/ld.elf_so /usr/lib/crt0.o'
+  if [ -f `${CC} --print-file-name=crti.o` ]; then
+    # Support for GCC's crtstuff present.
+    HOSTING_CRT0="$HOSTING_CRT0 `${CC} --print-file-name=crti.o`"
+    if [ -f ../gcc/crtbegin.o ]; then
+      HOSTING_CRT0="$HOSTING_CRT0 ../gcc/crtbegin.o"
+    else
+      HOSTING_CRT0="$HOSTING_CRT0 `${CC} --print-file-name=crtbegin.o`"
+    fi
+  else
+    # Support for GCC's crtstuff not present.
+    HOSTING_CRT0="$HOSTING_CRT0 `${CC} --print-file-name=crtbegin.o`"
+  fi
+  if [ -f `${CC} --print-file-name=crtn.o` ]; then
+    # Support for GCC's crtstuff present.
+    if [ -f ../gcc/crtbegin.o ]; then
+      HOSTING_LIBS="$HOSTING_LIBS ../gcc/crtend.o"
+    else
+      HOSTING_LIBS="$HOSTING_LIBS `${CC} --print-file-name=crtend.o`"
+    fi
+    HOSTING_LIBS="$HOSTING_LIBS `${CC} --print-file-name=crtn.o`"
+  else
+    # Support for GCC's crtstuff not present.
+    HOSTING_LIBS="$HOSTING_LIBS `${CC} --print-file-name=crtend.o`"
+  fi
+  ;;
+
+*-*-openbsd*)
+  HOSTING_CRT0="-dynamic-linker /usr/libexec/ld.so /usr/lib/crt0.o"
+  HOSTING_CRT0="$HOSTING_CRT0 /usr/lib/crtbegin.o"
+  HOSTING_LIBS="$HOSTING_LIBS /usr/lib/crtend.o"
+  ;;
+
+esac
+
+#
+# Now more specific configurations
+#
+
+case "${host}" in
+
+*-*-linux*aout* | *-*-linux*oldld | *-*-linux*libc1*)
+  # No further tweaking needed
   ;;
 
-i[345]86-*-solaris*)
-  HOSTING_CRT0='`if [ -f ../gcc/crt1.o ]; then echo ../gcc/crt1.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crt1.o/'; fi` `if [ -f ../gcc/crti.o ]; then echo ../gcc/crti.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crti.o/'; fi` /usr/ccs/lib/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crtbegin.o/'; fi`'
-  HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi`  -lc `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crtend.o/'; fi` `if [ -f ../gcc/crtn.o ]; then echo ../gcc/crtn.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crtn.o/'; fi`'
-  NATIVE_LIB_DIRS=/usr/ccs/lib
+arm*-*-linux-*)
+  HOSTING_CRT0='-p '"$HOSTING_CRT0"
   ;;
 
-i[345]86-*-sco* | i[345]86-*-isc*)
-  HOSTING_CRT0='/lib/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crtbegin.o/'; fi`'
-  HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi` -lc `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crtend.o/'; fi` /lib/crtn.o'
+hppa*64*-*-hpux11*)
+  HOSTING_CRT0=/usr/ccs/lib/pa20_64/crt0.o
+  # Even if CC is not gcc, the tests use gcc.
+  HOSTING_LIBS='--start-group `if [ -f ../gcc/libgcc.a ]; then echo ../gcc/libgcc.a; else if test "$GCC" = yes; then ${CC} --print-libgcc-file-name; else gcc --print-libgcc-file-name; fi fi` -lc --end-group /usr/lib/pa20_64/milli.a'
   ;;
 
-i[345]86-*-linuxaout* | i[345]86-*-linuxoldld)
+i[3-7]86-*-bsd* | i[3-7]86-*-freebsd[12] | i[3-7]86-*-freebsd[12]\.* | i[3-7]86-*-freebsd*aout*)
   HOSTING_CRT0=/usr/lib/crt0.o
   ;;
 
-i[345]86-*-linux*)
-  HOSTING_CRT0='/usr/lib/crt1.o /usr/lib/crti.o /usr/lib/crtbegin.o'
-  HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi` -lc /usr/lib/crtend.o /usr/lib/crtn.o'
+i[3-7]86-*-sysv4*)
+  HOSTING_CRT0='/usr/ccs/lib/crt1.o /usr/ccs/lib/crti.o /usr/ccs/lib/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
+  HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` /usr/ccs/lib/crtn.o'
   ;;
 
-i[345]86-*-lynxos*)
-  HOSTING_CRT0=/lib/init1.o
-  HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi` -lc -lm /lib/initn.o'
+i[3-7]86-sequent-ptx* | i[3-7]86-sequent-sysv*)
+  HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
+  HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi`'
   ;;
 
-mips*-dec-bsd*)
-  HOSTING_CRT0=/usr/lib/crt0.o
+i[3-7]86-*-sysv*)
+  HOSTING_CRT0='/lib/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; fi`'
+  HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; fi` /lib/crtn.o'
   ;;
 
-mips*-sgi-irix4*)
-  HOSTING_CRT0=/usr/lib/crt1.o
-  HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi` -lc /usr/lib/crtn.o'
+i[3-7]86-*-solaris*)
+  HOSTING_CRT0='`if [ -f ../gcc/crt1.o ]; then echo ../gcc/crt1.o; else ${CC} -print-file-name=crt1.o; fi` `if [ -f ../gcc/crti.o ]; then echo ../gcc/crti.o; else ${CC} -print-file-name=crti.o; fi` /usr/ccs/lib/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
+  HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` `if [ -f ../gcc/crtn.o ]; then echo ../gcc/crtn.o; else ${CC} -print-file-name=crtn.o; fi`'
+  ;;
+
+i[3-7]86-*-sco* | i[3-7]86-*-isc*)
+  # In some configurations gcc does not use crtbegin.o and crtend.o.
+  # In that case gcc -print-file-name=crtbegin.o will simply print
+  # crtbegin.o.  We create dummy crtbegin.o and crtend.o files to
+  # handle this.
+  echo "int dummy_crtbegin () { return 0; }" > crtbegin.c
+  ${CC} -c crtbegin.c -o crtbegin.o
+  rm -f crtbegin.c
+  echo "int dummy_crteng () { return 0; }" > crtend.c
+  ${CC} -c crtend.c -o crtend.o
+  rm -f crtend.c
+  HOSTING_CRT0='/lib/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
+  HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` /lib/crtn.o'
+  ;;
+
+i[3-7]86-pc-interix*)
+  HOSTING_CRT0='$$INTERIX_ROOT/usr/lib/crt0.o'
+  HOSTING_LIBS='-L $$X/local_bin -L $$INTERIX_ROOT/usr/lib '"$HOSTING_LIBS"' -lcpsx -lc -lcpsx $$INTERIX_ROOT/usr/lib/psxdll.a $$INTERIX_ROOT/usr/lib/psxdll2.a'
   ;;
 
-mips*-sgi-irix5*)
+i[3-7]86-*-cygwin* | x86_64-*-cygwin*)
+  HOSTING_LIBS="$HOSTING_LIBS"' -lcygwin -L/usr/lib/w32api -luser32 -lkernel32 -ladvapi32 -lshell32 `if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else ${CC} -print-libgcc-file-name; fi`'
+  ;;
+
+i[3-7]86-*-mingw*)
+  #We only support msvcrt.dll, crtid == 2.
+  HOSTING_CRT0='/mingw/lib/crt2.o'
+  HOSTING_LIBS='-L/mingw/lib -lmingw32 -lmoldname -lmingwex -lmsvcrt -luser32 -lkernel32 -ladvapi32 -lshell32 -lmingw32 -lmoldname -lmingwex -lmsvcrt `if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else ${CC} -print-libgcc-file-name; fi`'
+  ;;
+
+mips*-sgi-irix4* | mips*-sgi-irix5*)
   HOSTING_CRT0=/usr/lib/crt1.o
-  HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi` -lc /usr/lib/crtn.o'
+  HOSTING_LIBS="$HOSTING_LIBS"' /usr/lib/crtn.o'
   ;;
 
-m68*-*-lynxos*)
-  HOSTING_CRT0=/lib/init1.o
-  HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi` -lc -lm /lib/initn.o'
+mips*-sgi-irix6*)
+  HOSTING_CRT0='/usr/lib32/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o ; else ${CC} -print-file-name=crtbegin.o; fi`'
+  HOSTING_LIBS='-L/usr/lib32 '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o ; else ${CC} -print-file-name=crtend.o; fi` /usr/lib32/crtn.o -init __do_global_ctors -fini __do_global_dtors'
   ;;
 
 m68*-motorola-sysv)
-  HOSTING_CRT0='`if [ -f ../gcc/crt0.o ]; then echo ../gcc/crt0.o; elif [ -f \`gcc -print-file-name=\`crt0.o ]; then echo \`gcc -print-file-name=\`crt0.o; else echo /lib/crt0.o; fi`'
-  HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi` -lc881 `if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi`'
+  HOSTING_CRT0='`if [ -f ../gcc/crt0.o ]; then echo ../gcc/crt0.o; elif [ -f \`${CC} -print-file-name=\`crt0.o ]; then echo \`${CC} -print-file-name=\`crt0.o; else echo /lib/crt0.o; fi`'
+  HOSTING_LIBS=`sed -e 's,-lc,-lc881,' <<EOF
+$HOSTING_LIBS
+EOF`
   ;;
 
 m68*-sun-*)
@@ -110,65 +205,54 @@ m68*-sun-*)
 
 m88*-*-dgux*)
   HDEFINES=-D__using_DGUX
-  HOSTING_CRT0=/lib/crt0.o -X
+  HOSTING_CRT0='/lib/crt0.o -X'
   HOSTING_LIBS=/usr/sde/m88kbcs/lib/libc.a
   ;;
 
 m88*-motorola-sysv3)
-  HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crtbegin.o/'; fi`'
-  HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi` -lc `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crtend.o/'; fi` `if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi`'
+  HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
+  HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi`'
   ;;
 
-romp-*-*)
-  HDEFINES=-DNO_VARARGS
-  CC=${CC-gcc}
+sparc-*-solaris2*)
+  HOSTING_CRT0='`if [ -f ../gcc/crt1.o ]; then echo ../gcc/crt1.o; else ${CC} -print-file-name=crt1.o; fi` `if [ -f ../gcc/crti.o ]; then echo ../gcc/crti.o; else ${CC} -print-file-name=crti.o; fi` /usr/ccs/lib/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
+  HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` `if [ -f ../gcc/crtn.o ]; then echo ../gcc/crtn.o; else ${CC} -print-file-name=crtn.o; fi`'
   ;;
 
-sparc-*-solaris2*)
-  HOSTING_CRT0='`if [ -f ../gcc/crt1.o ]; then echo ../gcc/crt1.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crt1.o/'; fi` `if [ -f ../gcc/crti.o ]; then echo ../gcc/crti.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crti.o/'; fi` /usr/ccs/lib/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crtbegin.o/'; fi`'
-  HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi`  -lc `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crtend.o/'; fi` `if [ -f ../gcc/crtn.o ]; then echo ../gcc/crtn.o; else gcc -print-libgcc-file-name | sed -e 's/libgcc.a/crtn.o/'; fi`'
-  NATIVE_LIB_DIRS=/usr/ccs/lib
+sparc64-*-solaris2* | sparcv9-*-solaris2*)
+  HOSTING_CRT0='`if [ -f ../gcc/crt1.o ]; then echo ../gcc/crt1.o; else ${CC} -print-file-name=crt1.o; fi` `if [ -f ../gcc/crti.o ]; then echo ../gcc/crti.o; else ${CC} -print-file-name=crti.o; fi` /usr/ccs/lib/sparcv9/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
+  HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` `if [ -f ../gcc/crtn.o ]; then echo ../gcc/crtn.o; else ${CC} -print-file-name=crtn.o; fi`'
+  ;;
+
+*-*-dragonfly*)
+  ;;
+
+*-*-freebsd* | *-*-kfreebsd*-gnu)
+  ;;
+
+*-*-linux* | *-*-gnu*)
+  ;;
+
+*-*-netbsd*)
+  ;;
+
+*-*-openbsd*)
+  ;;
+
+alpha*-*-*)
+  HOSTING_CRT0=/usr/ccs/lib/crt0.o
   ;;
 
 esac
 
-HLDFLAGS=
-# If we have shared libraries, try to set rpath reasonably.
-if test "${shared}" = "true"; then
-  case "${host}" in
-  *-*-hpux*)
-    HLDFLAGS='-Wl,+s,+b,$(libdir)'
-    ;;
-  *-*-irix5*)
-    HLDFLAGS='-Wl,-rpath,$(libdir)'
-    ;;
-  *-*-linux*aout*)
-    ;;
-  *-*-linux*)
-    HLDFLAGS='-Wl,-rpath,$(libdir)'
-    ;;
-  *-*-sysv4* | *-*-solaris*)
-    HLDFLAGS='-R $(libdir)'
-    ;;
-  esac
+# Provide default HOSTING_SCRT0.  Each host should define a proper one
+# if needed.
+if test -z "$HOSTING_SCRT0"; then
+  HOSTING_SCRT0="$HOSTING_CRT0"
 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
-    ${CC} -o conftest -Wl,-rpath= conftest.c >/dev/null 2>conftest.t
-    if grep 'unrecognized' conftest.t >/dev/null 2>&1; then
-      :
-    elif grep 'No such file' conftest.t >/dev/null 2>&1; then
-      :
-    elif test "${shared}" = "true"; then
-      HLDFLAGS='-Wl,-rpath=$(libdir)'
-    else
-      HLDFLAGS='-Wl,-rpath='
-    fi
-    rm -f conftest.t conftest.c conftest
-    ;;
-esac
+# Provide default HOSTING_SLIBS.  Each host should define a proper one
+# if needed.
+if test -z "$HOSTING_SLIBS"; then
+  HOSTING_SLIBS="$HOSTING_LIBS"
+fi