make/system-id.mk

   1 # shared.mk
   2 #
   3 # environment variables common to all operating systems supported by the make system
   4
   5 # Make sure we know a few things about the architecture
   6 UNAME := $(shell uname)
   7 ARCH := $(shell uname -m)
   8 ifneq (,$(filter $(ARCH), x86_64 amd64))
   9   X86-64 := 1
  10   X86_64 := 1
  11   AMD64 := 1
  12   ARCHFAMILY := x86_64
  13 else
  14   ARCHFAMILY := $(ARCH)
  15 endif
  16
  17 # configure some variables dependent upon what type of system this is
  18
  19 # Linux
  20 ifeq ($(UNAME), Linux)
  21   OSFAMILY := linux
  22   LINUX := 1
  23 endif
  24
  25 # Mac OSX
  26 ifeq ($(UNAME), Darwin)
  27   OSFAMILY := macosx
  28   MACOSX := 1
  29 endif
  30
  31 # Windows using MinGW shell
  32 ifeq (MINGW, $(findstring MINGW,$(UNAME)))
  33   OSFAMILY := windows
  34   MINGW := 1
  35   WINDOWS := 1
  36 endif
  37
  38 # Windows using Cygwin shell
  39 ifeq (CYGWIN ,$(findstring CYGWIN,$(UNAME)))
  40   OSFAMILY := windows
  41   WINDOWS := 1
  42   CYGWIN := 1
  43 endif
  44
  45 # report an error if we couldn't work out what OS this is running on
  46 ifndef OSFAMILY
  47   $(info uname reports $(UNAME))
  48   $(info uname -m reports $(ARCH))
  49   $(error failed to detect operating system)
  50 endif