configure.in: Handle --with-newlib.

	* configure.in: Handle --with-newlib.
	* Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.

	* sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.

From-SVN: r15889

gcc/ChangeLog

+Fri Oct 10 13:46:56 1997  Doug Evans  <dje@canuck.cygnus.com>
+
+	* configure.in: Handle --with-newlib.
+	* Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
+
+	* sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
+
 Wed Oct  8 14:37:44 1997  Jeffrey A Law  (law@cygnus.com)
 
 	* config/ptx4.h: Fix typo.

gcc/Makefile.in

@@ -269,7 +269,8 @@ LIBGCC2 = libgcc2.a
 # we use this here because that should be enough, and also
 # so that -g1 will be tested.
 LIBGCC2_DEBUG_CFLAGS = -g1
-LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(TARGET_LIBGCC2_CFLAGS) $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED
+LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(TARGET_LIBGCC2_CFLAGS) $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED \
+	@inhibit_libc@
 
 # Additional options to use when compiling libgcc2.a.
 # Some targets override this to -Iinclude

gcc/configure

@@ -4560,6 +4560,16 @@ if [ ! -f Makefile.in ]; then
 	echo "source ${srcdir}/.gdbinit" >> .gdbinit
 fi
 
+# If this is using newlib, then define inhibit_libc in
+# LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
+# libgcc.a, but that's OK because newib should have its own version of
+# assert.h.
+inhibit_libc=
+if [ x$with_newlib = xyes ]; then
+	inhibit_libc=-Dinhibit_libc
+fi
+
+
 # Override SCHED_OBJ and SCHED_CFLAGS to enable the Haifa scheduler.
 sched_prefix=
 sched_cflags=
@@ -4825,6 +4835,7 @@ s%@SET_MAKE@%$SET_MAKE%g
 s%@CPP@%$CPP%g
 s%@manext@%$manext%g
 s%@objext@%$objext%g
+s%@inhibit_libc@%$inhibit_libc%g
 s%@sched_prefix@%$sched_prefix%g
 s%@sched_cflags@%$sched_cflags%g
 s%@subdirs@%$subdirs%g

gcc/configure.in

@@ -3045,6 +3045,16 @@ if [[ ! -f Makefile.in ]]; then
 	echo "source ${srcdir}/.gdbinit" >> .gdbinit
 fi
 
+# If this is using newlib, then define inhibit_libc in
+# LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
+# libgcc.a, but that's OK because newib should have its own version of
+# assert.h.
+inhibit_libc=
+if [[ x$with_newlib = xyes ]]; then
+	inhibit_libc=-Dinhibit_libc
+fi
+AC_SUBST(inhibit_libc)
+
 # Override SCHED_OBJ and SCHED_CFLAGS to enable the Haifa scheduler.
 sched_prefix=
 sched_cflags=