ref: aa1b5362d36282f0157f8a7d747b305dc1838c82
dir: /builds/dos/detect.mk/
#
# FreeType 2 configuration file to detect a DOS host platform.
#
# Copyright (C) 1996-2020 by
# David Turner, Robert Wilhelm, and Werner Lemberg.
#
# This file is part of the FreeType project, and may only be used, modified,
# and distributed under the terms of the FreeType project license,
# LICENSE.TXT. By continuing to use, modify, or distribute this file you
# indicate that you have read the license and understand and accept it
# fully.
.PHONY: setup
ifeq ($(PLATFORM),ansi)
# Test for DJGPP by checking the DJGPP environment variable, which must be
# set in order to use the system (ie. it will always be present when the
# `make' utility is run).
#
# We test for the COMSPEC environment variable, then run the `ver'
# command-line program to see if its output contains the word `Dos' or
# `DOS'.
#
# If this is true, we are running a Dos-ish platform (or an emulation).
#
ifdef DJGPP
PLATFORM := dos
else
ifdef COMSPEC
is_dos := $(findstring DOS,$(subst Dos,DOS,$(shell ver)))
# We try to recognize a Dos session under OS/2. The `ver' command
# returns `Operating System/2 ...' there, so `is_dos' should be empty.
#
# To recognize a Dos session under OS/2, we check COMSPEC for the
# substring `MDOS\COMMAND'
#
ifeq ($(is_dos),)
is_dos := $(findstring MDOS\COMMAND,$(COMSPEC))
endif
# We also try to recognize Dos 7.x without Windows 9X launched.
# See builds/windows/detect.mk for explanations about the logic.
#
ifeq ($(is_dos),)
ifdef winbootdir
#ifneq ($(OS),Windows_NT)
# If windows is available, do not trigger this test.
ifndef windir
is_dos := $(findstring Windows,$(strip $(shell ver)))
endif
#endif
endif
endif
endif # test COMSPEC
ifneq ($(is_dos),)
PLATFORM := dos
endif # test Dos
endif # test DJGPP
endif # test PLATFORM ansi
ifeq ($(PLATFORM),dos)
# Use DJGPP (i.e. gcc) by default.
#
CONFIG_FILE := dos-gcc.mk
CC ?= gcc
# additionally, we provide hooks for various other compilers
#
ifneq ($(findstring emx,$(MAKECMDGOALS)),) # EMX gcc
CONFIG_FILE := dos-emx.mk
CC := gcc
.PHONY: emx
emx: setup
@cd .
endif
ifneq ($(findstring turboc,$(MAKECMDGOALS)),) # Turbo C
CONFIG_FILE := dos-tcc.mk
CC := tcc
.PHONY: turboc
turboc: setup
@cd .
endif
ifneq ($(findstring watcom,$(MAKECMDGOALS)),) # Watcom C/C++
CONFIG_FILE := dos-wat.mk
CC := wcc386
.PHONY: watcom
watcom: setup
@cd .
endif
ifneq ($(findstring borlandc,$(MAKECMDGOALS)),) # Borland C/C++ 32-bit
CONFIG_FILE := dos-bcc.mk
CC := bcc32
.PHONY: borlandc
borlandc: setup
@cd .
endif
ifneq ($(findstring borlandc16,$(MAKECMDGOALS)),) # Borland C/C++ 16-bit
CONFIG_FILE := dos-bcc.mk
CC := bcc
.PHONY: borlandc16
borlandc16: setup
@cd .
endif
ifneq ($(findstring bash,$(SHELL)),) # check for bash
SEP := /
DELETE := rm
COPY := cp
CAT := cat
setup: std_setup
else
SEP := $(BACKSLASH)
DELETE := del
CAT := type
# Setting COPY is a bit trickier. We can be running DJGPP on some
# Windows NT derivatives, like XP. See builds/windows/detect.mk for
# explanations why we need hacking here.
#
ifeq ($(OS),Windows_NT)
COPY := cmd.exe /c copy
else
COPY := copy
endif # test NT
setup: std_setup
endif
endif # test PLATFORM dos
# EOF