* Makefile.shared: New file.

	* libc/sys/linux/shared.ld: New file.
	* libm/machine/*: New files.
	* libm/machine/i386/*: New files.
	* Makefile.am: Add libtool support.  Change math and mathfp
	references to variables.
	* configure.host: Add variables for libtool support.  Add
	libm_machine_dir variable.
	* configure.in: Add objectlist variables, for libtool
	support.  Add CC_FOR_BUILD tests.
	* libc/Makefile.am: Add libtool support.  Change crt0.o
	reference to be a variable reference.
	* libc/configure.in: Add libtool support.  Change sublib
	names to be lib${subdir}.la when using libtool.
	* libc/ctype/Makefile.am: Add libtool support.
	* libc/errno/Makefile.am: Likewise.
	* libc/locale/Makefile.am: Likewise.
	* libc/machine/Makefile.am: Likewise.
	* libc/machine/configure.in: Likewise.
	* libc/machine/i386/Makefile.am: Likewise.
	* libc/machine/i386/configure.in: Likewise.
	* libc/misc/Makefile.am: Likewise.
	* libc/posix/Makefile.am: Likewise.
	* libc/reent/Makefile.am: Likewise.
	* libc/signal/Makefile.am: Likewise.
	* libc/stdio/Makefile.am: Likewise.
	* libc/stdlib/Makefile.am: Likewise.
	* libc/string/Makefile.am: Likewise.
	* libc/sys/Makefile.am: Likewise.
	* libc/sys/configure.in: Likewise.
	* libc/sys/linux/Makefile.am: Add libtool support.  Change
	awk reference to a variable reference.  Change signal.h
	reference to a variable reference.
	* libc/sys/linux/configure.in: Add libtool support.
	* libc/syscalls/Makefile.am: Likewise.
	* libc/time/Makefile.am: Likewise.
	* libc/unix/Makefile.am: Likewise.
	* libm/Makefile.am: Add libtool support.  Change math and
	mathfp references to variables.
	* libm/configure.in: Add libtool support.  Add
	LIBM_MACHINE_LIB variable.
	* libm/common/Makefile.am: Add libtool support.
	* libm/math/Makefile.am: Likewise.
	* libm/mathfp/Makefile.am: Likewise.
	Regenerate all Makefile.in, aclocal.m4, and configure.

1 files changed, 41 insertions, 6 deletions

diff --git a/newlib/libc/configure.in b/newlib/libc/configure.in
index 19d0f2196..eeb5286bd 100644
--- a/newlib/libc/configure.in
+++ b/newlib/libc/configure.in
@@ -9,6 +9,15 @@ AC_CONFIG_AUX_DIR(../..)
 
 NEWLIB_CONFIGURE(..)
 
+dnl We have to enable libtool after NEWLIB_CONFIGURE because if we try and
+dnl add it into NEWLIB_CONFIGURE, executable tests are made before the first
+dnl line of the macro which fail because appropriate LDFLAGS are not set.
+
+if test "${use_libtool}" = "yes"; then
+AC_LIBTOOL_WIN32_DLL
+AM_PROG_LIBTOOL
+fi
+
 AC_CONFIG_SUBDIRS(machine sys)
 
 CRT0=
@@ -23,7 +32,11 @@ dnl build the library.
 
 LIBC_POSIX_LIB=
 if test -n "${posix_dir}"; then
-  LIBC_POSIX_LIB=${posix_dir}/lib.a
+  if test "${use_libtool}" = "yes"; then
+    LIBC_POSIX_LIB=${posix_dir}/lib${posix_dir}.${aext}
+  else
+    LIBC_POSIX_LIB=${posix_dir}/lib.${aext}
+  fi
 fi
 AC_SUBST(LIBC_POSIX_LIB)
 AM_CONDITIONAL(HAVE_POSIX_DIR, test x${posix_dir} != x)
@@ -31,7 +44,11 @@ AM_CONDITIONAL(HAVE_POSIX_DIR, test x${posix_dir} != x)
 LIBC_SIGNAL_LIB=
 LIBC_SIGNAL_DEF=
 if test -n "${signal_dir}"; then
-  LIBC_SIGNAL_LIB=${signal_dir}/lib.a
+  if test "${use_libtool}" = "yes"; then
+    LIBC_SIGNAL_LIB=${signal_dir}/lib${signal_dir}.${aext}
+  else
+    LIBC_SIGNAL_LIB=${signal_dir}/lib.${aext}
+  fi
   LIBC_SIGNAL_DEF=${signal_dir}/stmp-def
 fi
 AC_SUBST(LIBC_SIGNAL_LIB)
@@ -40,14 +57,22 @@ AM_CONDITIONAL(HAVE_SIGNAL_DIR, test x${signal_dir} != x)
 
 LIBC_SYSCALL_LIB=
 if test -n "${syscall_dir}"; then
-  LIBC_SYSCALL_LIB=${syscall_dir}/lib.a
+  if test "${use_libtool}" = "yes"; then
+    LIBC_SYSCALL_LIB=${syscall_dir}/lib${syscall_dir}.${aext}
+  else
+    LIBC_SYSCALL_LIB=${syscall_dir}/lib.${aext}
+  fi
 fi
 AC_SUBST(LIBC_SYSCALL_LIB)
 AM_CONDITIONAL(HAVE_SYSCALL_DIR, test x${syscall_dir} != x)
 
 LIBC_UNIX_LIB=
 if test -n "${unix_dir}"; then
-  LIBC_UNIX_LIB=${unix_dir}/lib.a
+  if test "${use_libtool}" = "yes"; then
+    LIBC_UNIX_LIB=${unix_dir}/lib${unix_dir}.${aext}
+  else
+    LIBC_UNIX_LIB=${unix_dir}/lib.${aext}
+  fi
 fi
 AC_SUBST(LIBC_UNIX_LIB)
 AM_CONDITIONAL(HAVE_UNIX_DIR, test x${unix_dir} != x)
@@ -57,14 +82,24 @@ dnl do.  However, we do need to know whether they will produce a library.
 
 LIBC_SYS_LIB=
 if test -n "${sys_dir}"; then
-  LIBC_SYS_LIB=sys/lib.a
+  if test "${use_libtool}" = "yes"; then
+    LIBC_SYS_LIB=sys/${sys_dir}/lib${sys_dir}.${aext}
+  else
+    LIBC_SYS_LIB=sys/lib.${aext}
+  fi
 fi
 AC_SUBST(LIBC_SYS_LIB)
+AC_SUBST(sys_dir)
 
 LIBC_MACHINE_LIB=
 if test -n "${machine_dir}"; then
-  LIBC_MACHINE_LIB=machine/lib.a
+  if test "${use_libtool}" = "yes"; then
+    LIBC_MACHINE_LIB=machine/${machine_dir}/lib${machine_dir}.${aext}
+  else
+    LIBC_MACHINE_LIB=machine/lib.${aext}
+  fi
 fi
 AC_SUBST(LIBC_MACHINE_LIB)
+AC_SUBST(machine_dir)
 
 AC_OUTPUT(Makefile ctype/Makefile errno/Makefile locale/Makefile misc/Makefile reent/Makefile stdio/Makefile stdlib/Makefile string/Makefile time/Makefile posix/Makefile signal/Makefile syscalls/Makefile unix/Makefile)