Wed Jun 25 12:48:41 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>

	* configure.host (m68*-*-linux*libc1*): Renamed from
	`m68*-*-linux*'.
	(m68*-*-linux*): New configuration for use with GNU libc 2.

1 files changed, 58 insertions, 29 deletions

diff --git a/ld/configure.host b/ld/configure.host
index a05f20b..2195748 100644
--- a/ld/configure.host
+++ b/ld/configure.host
@@ -9,6 +9,7 @@
 #  HOSTING_LIBS		libraries used for bootstrapping
 #  NATIVE_LIB_DIRS	library directories to search on this host
 #  HLDFLAGS		link flags to use on this host
+#  HLDENV		environment variable to set when linking for the host
 #  RPATH_ENVVAR		environment variable used to find shared libraries
 
 HDEFINES=
@@ -27,7 +28,7 @@ alpha-*-*)
   NATIVE_LIB_DIRS=/usr/ccs/lib
   ;;
 
-i[345]86-*-bsd* | i[345]86-*-freebsd* | i[345]86-*-netbsd*)
+i[3456]86-*-bsd* | i[3456]86-*-freebsd* | i[3456]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
@@ -36,43 +37,53 @@ i[345]86-*-bsd* | i[345]86-*-freebsd* | i[345]86-*-netbsd*)
   HOSTING_CRT0=/usr/lib/crt0.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'
+i[3456]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-file-name=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-file-name=crtend.o; fi` /usr/ccs/lib/crtn.o'
   NATIVE_LIB_DIRS=/usr/ccs/lib
   ;;
 
-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`'
+i[3456]86-sequent-ptx* | i[3456]86-sequent-sysv*)
+  HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else gcc -print-file-name=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-file-name=crtend.o; fi`'
   ;;
 
-i[345]86-*-sysv*)
+i[3456]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'
+  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'
   ;;
 
-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`'
+i[3456]86-*-solaris*)
+  HOSTING_CRT0='`if [ -f ../gcc/crt1.o ]; then echo ../gcc/crt1.o; else gcc -print-file-name=crt1.o; fi` `if [ -f ../gcc/crti.o ]; then echo ../gcc/crti.o; else gcc -print-file-name=crti.o; fi` /usr/ccs/lib/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else gcc -print-file-name=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-file-name=crtend.o; fi` `if [ -f ../gcc/crtn.o ]; then echo ../gcc/crtn.o; else gcc -print-file-name=crtn.o; fi`'
   NATIVE_LIB_DIRS=/usr/ccs/lib
   ;;
 
-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'
+i[3456]86-*-sco* | i[3456]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 gcc -print-file-name=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-file-name=crtend.o; fi` /lib/crtn.o'
   ;;
 
-i[345]86-*-linuxaout* | i[345]86-*-linuxoldld)
+i[3456]86-*-linux*aout* | i[3456]86-*-linuxoldld)
   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[3456]86-*-linux*)
+  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 gcc --print-file-name=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/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi` `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; elif [ -f /usr/lib/crtend.o ]; then echo /usr/lib/crtend.o; else gcc --print-file-name=crtend.o; fi` /usr/lib/crtn.o'
   ;;
 
-i[345]86-*-lynxos*)
+i[3456]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'
   ;;
@@ -86,11 +97,25 @@ mips*-sgi-irix4*)
   HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi` -lc /usr/lib/crtn.o'
   ;;
 
-mips*-sgi-irix5*)
+mips*-sgi-irix[56]*)
   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'
   ;;
 
+m68*-*-linux*aout*)
+  HOSTING_CRT0=/usr/lib/crt0.o
+  ;;
+
+m68*-*-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 gcc --print-file-name=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/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi` `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; elif [ -f /usr/lib/crtend.o ]; then echo /usr/lib/crtend.o; else gcc --print-file-name=crtend.o; fi` /usr/lib/crtn.o'
+  ;;
+
+m68*-*-linux*)
+  HOSTING_CRT0='-dynamic-linker /lib/ld.so.1 /usr/lib/crt1.o /usr/lib/crti.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else gcc --print-file-name=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/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi` `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else gcc --print-file-name=crtend.o; fi` /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'
@@ -107,28 +132,29 @@ 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 gcc -print-file-name=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-file-name=crtend.o; fi` `if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else gcc -print-libgcc-file-name; fi`'
   ;;
 
 romp-*-*)
   HDEFINES=-DNO_VARARGS
   ;;
 
-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`'
+sparc*-*-solaris2*)
+  HOSTING_CRT0='`if [ -f ../gcc/crt1.o ]; then echo ../gcc/crt1.o; else gcc -print-file-name=crt1.o; fi` `if [ -f ../gcc/crti.o ]; then echo ../gcc/crti.o; else gcc -print-file-name=crti.o; fi` /usr/ccs/lib/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else gcc -print-file-name=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-file-name=crtend.o; fi` `if [ -f ../gcc/crtn.o ]; then echo ../gcc/crtn.o; else gcc -print-file-name=crtn.o; fi`'
   NATIVE_LIB_DIRS=/usr/ccs/lib
   ;;
 
 esac
 
 HLDFLAGS=
+HLDENV=
 RPATH_ENVVAR=LD_LIBRARY_PATH
 # If we have shared libraries, try to set rpath reasonably.
 if test "${shared}" = "true"; then
@@ -137,7 +163,7 @@ if test "${shared}" = "true"; then
     HLDFLAGS='-Wl,+s,+b,$(libdir)'
     RPATH_ENVVAR=SHLIB_PATH
     ;;
-  *-*-irix5*)
+  *-*-irix[56]*)
     HLDFLAGS='-Wl,-rpath,$(libdir)'
     ;;
   *-*-linux*aout*)
@@ -145,9 +171,12 @@ if test "${shared}" = "true"; then
   *-*-linux*)
     HLDFLAGS='-Wl,-rpath,$(libdir)'
     ;;
-  *-*-sysv4* | *-*-solaris*)
+  *-*-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