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The makefile will perform a check to ensure that a cross compiler exi… #156

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Oct 24, 2023
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The makefile will perform a check to ensure that a cross compiler exi… #156

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18 changes: 15 additions & 3 deletions GNUmakefile.os4
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,6 @@
UNAME := $(shell uname)

INSTALL_PREFIX ?= /usr/ppc-amigaos/SDK/clib4
SDK_INCLUDE ?= /usr/ppc-amigaos/SDK/include

CC := ppc-amigaos-gcc
AR := ppc-amigaos-ar -q
Expand All @@ -34,6 +33,18 @@ STRIP := ppc-amigaos-strip
RANLIB := ppc-amigaos-ranlib
HOST_CXX := g++

# Check that there is the required cross compiler on the path
CC_LOC=$(shell which $(CC))
ifeq ($(CC_LOC),)
$(error Required cross compiler not found. Expected 'ppc-amigaos-gcc' to be found on the PATH)
else
# The only header files we need are the SDK ones
SDK_INCLUDE ?= $(addsuffix ../ppc-amigaos/SDK/include/include_h/,$(dir $(CC_LOC)))
ifeq ($(realpath $(SDK_INCLUDE)),)
$(error Required AmigaOS SDK files not found. Expected directory '$(SDK_INCLUDE)' to exist)
endif
endif

# On AmigaOS use native commands
ifeq ($(UNAME), AmigaOS)
COPY := copy
Expand Down Expand Up @@ -101,7 +112,8 @@ SHARED := $(if $(SHARED),$(SHARED),yes)
STATIC := $(if $(STATIC),$(STATIC),yes)

LARGEDATA :=
OPTIONS += $(LARGEDATA) -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wa,-mregnames -fno-builtin -nostdlib -D_GNU_SOURCE -D_XOPEN_SOURCE -D_USE_GNU -pipe
OPTIONS += $(LARGEDATA) -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wa,-mregnames -fno-builtin -nostdlib -D_GNU_SOURCE -D_XOPEN_SOURCE -D_USE_GNU -pipe \
-nostdinc -nostartfiles -nostdlib
OPTIMIZE := -O3 -mregnames -mmultiple -mupdate -ffp-contract=fast -mstrict-align

STABS :=
Expand Down Expand Up @@ -211,7 +223,7 @@ version:
# Shared clib4.library rules

clib4.library.debug: $(OBJ_C_LIB)
$(VERBOSE)$(CC) -o $(BUILD_DIR)/$@ $(CFLAGS) $(BUILD_DIR)/shared/shared_library/clib4.o $(BUILD_DIR)/shared/shared_library/math.o $(OBJ_C_LIB) $(DLIBS) -Wl,--cref,-M,-Map=$(BUILD_DIR)/[email protected] -nostartfiles -nostdlib
$(VERBOSE)$(CC) -o $(BUILD_DIR)/$@ $(CFLAGS) $(BUILD_DIR)/shared/shared_library/clib4.o $(BUILD_DIR)/shared/shared_library/math.o $(OBJ_C_LIB) $(DLIBS) -Wl,--cref,-M,-Map=$(BUILD_DIR)/[email protected]

clib4.library: clib4.library.debug
cp $(BUILD_DIR)/$< $(BUILD_DIR)/$@
Expand Down
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