-# Expect user to provide libgcc1.a,
-# and give up immediately if the user has not done so.
-LIBGCC1 = libgcc1.cross
+# Build libgcc1.a for a cross-compiler.
+# By default this expects the user to provide libgcc1.a,
+# and gives up immediately if the user has not done so.
+LIBGCC1 = $(CROSS_LIBGCC1)
# Specify tools and options for manipulating libraries for the target machine.
AR = $(AR_FOR_TARGET)
RANLIB = $(RANLIB_FOR_TARGET)
RANLIB_TEST = $(RANLIB_TEST_FOR_TARGET)
-# Cause installation of the cross-compilation tools
-# before we try to build libgcc.a.
-CROSS_TOOLS = install-cross-tools
-
-# Cause installation using install-cross.
-INSTALL_TARGET = install-cross
+# Dir to search for system headers. Normally /usr/include.
+SYSTEM_HEADER_DIR = $(tooldir)/include
# Don't try to compile the things we can't compile.
ALL = all.cross
+
+# Use cross-compiler version of float.h.
+FLOAT_H = $(CROSS_FLOAT_H)
+
+# Don't install assert.h in /usr/local/include.
+assertdir = $(tooldir)/include