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# Copyright (C) Advanced RISC Machines Limited 1994. All rights reserved.
# Makefile for shared string library (reentrant APCS) example.
CLIBSRC=../../cl
CC=armcc
LD=armlink
AS=armasm
SD=armsd
# If you change -li below and in the $(SD) command later, you MUST change
# config.h to #define BYTESEX_ODD, not BYTESEX_EVEN. This Makefile and all
# the sources it uses assume little-endian operation.
RCFLAGS=-li -apcs 3/32bit/reent -zps1
RAFLAGS=-li -apcs 3/32bit/reent
.SILENT:
all:
echo "Use 'make run' to run the test"
echo "Use 'make build' to build the test"
echo "Use 'make clean' to tidy up afterwards"
# A armsd.ini file is used to load the shared string library so that its
# EFT starts at 0x4000 (built in to dynlink.s - see below). You can alter
# this provided you do so carefully...
build: rstub.o strtest armsd.ini
echo "Now use 'make run' to run the test"
run: strlib strtest armsd.ini
$(SD) -li strtest
echo "Now use 'make clean' to tidy up"
clean:
rm -f armsd.ini map maplib strtest strlib *.o
# Here we make a sharable library out of the ANSI C Library's string functions.
# We make a reentrant stub for use with a reentrant client.
rstub.o: string.o
echo Making strlib and rstub.o
echo "Please ignore (Warning) Attribute conflict"
echo ""
$(LD) -o rstub.o -reent -s - -shl strshl -map string.o > maplib
@echo Made strlib and a matching reentrant stub
# The armsd.ini file instructs armsd to load the shared string library so its
# EFT is located at the address assumed by dynlink.s. Here, we grep the
# assumed address from dynlink.s and the EFT's offset from the library's
# map file (maplib). We load the library at <address>-<EFT offset>.
# eg.
# armsd: getfile strlib 0x40000-0x0009c8
# ^^^^^^^^ value of EFT$$Offset from maplib
# armsd: go
armsd.ini: dynlink.s maplib
echo Making $@
fgrep 'EFT Address' dynlink.s | \
awk '{printf "getfile strlib %s",$$4}' - > armsd.ini
fgrep 'EFT$$$$Offset' maplib | awk '{printf "-0x%s\n",$$2}' - >> armsd.ini
# We use a local dummy copy of interns.h and a local copy of config.h which
# patches around some deficiencies in the library sources prior to r1.6.2.
string.o: $(CLIBSRC)/string.c interns.h config.h
echo Making $@
$(CC) $(RCFLAGS) -c -I. $(CLIBSRC)/string.c
# Here we link the test program with:
# - the dynamic linker (dynlink.o)
# - the reentrant stub of the library
# - a small piece of startup code which provides the same run-line
# environment as a fully reentrant, shared C library kernel would provide.
strtest: strtest.o dynlink.o main.o
echo Making $@
echo "Please ignore (Waring) Attribute conflict"
echo ""
$(LD) -d -o strtest strtest.o dynlink.o rstub.o main.o -map > map
strtest.o: strtest.c
echo Making $@
$(CC) $(RCFLAGS) -c strtest.c
dynlink.o: dynlink.s
echo Making $@
$(AS) $(RAFLAGS) dynlink.s dynlink.o
main.o: main.s
echo Making $@
$(AS) $(RAFLAGS) main.s main.o
# Null dependencies
maplib: rstub.o
strlib: rstub.o
dynlink.s:
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