Makefile.def

#   Macroassembler AS Makefile.def for asl-releases `upstream` branch.
#   This attempts to extract the version from the source and use that
#   for the install directory, /opt/asl-$VER.

# -------------------------------------------------------------------------
# choose your compiler (must be ANSI-compliant!) and linker command, plus
# any additionally needed flags

OBJDIR =
CC = gcc
CFLAGS = -g -O3 -march=athlon64 -fomit-frame-pointer -Wall
HOST_OBJEXTENSION = .o
LD = $(CC)
LDFLAGS =
HOST_EXEXTENSION =

# no cross build

TARG_OBJDIR = $(OBJDIR)
TARG_CC = $(CC)
TARG_CFLAGS = $(CFLAGS)
TARG_OBJEXTENSION = $(HOST_OBJEXTENSION)
TARG_LD = $(LD)
TARG_LDFLAGS = $(LDFLAGS)
TARG_EXEXTENSION = $(HOST_EXEXTENSION)

# -------------------------------------------------------------------------
# directories where binaries, includes, and manpages should go during
# installation

#   Versions ≤ 1.42bld254 define a *DebVersion string in version.c from
#   which we can extract the version number. If we don't find this, we
#   instead extract the build number from AS_VERSION{MAJOR,MINOR,BUILD}
#   in version.h, where it moved from bld255 onwards. Use `make paths`
#   (target below) to show the extracted version number and install path.
VER != sed -n \
    -e 's/1.42//' -e 's/";.*//' -e 's/-[0-9]$$//' -e 's/.*DebVersion = "//p' \
    version.c
VER := $(or $(VER),\
    bld$(shell sed -n -e 's/^\#define AS_VERSION_BUILD //p' version.h))
VER := $(or $(VER),$(error Cannot extract ASL version number.))
__INSTDIR=/opt/asl-${VER}

BINDIR = ${__INSTDIR}/bin
INCDIR = ${__INSTDIR}/include/asl
MANDIR = ${__INSTDIR}/man
LIBDIR = ${__INSTDIR}/lib/asl
DOCDIR = ${__INSTDIR}/doc/asl

paths:  # Display the extracted version number and install path
	@echo VER=${VER}
	@echo BINDIR=${BINDIR}