config.mk

   1 # optional features
   2 HAVE_ACL=0
   3 HAVE_SELINUX=0
   4
   5 # vis version
   6 RELEASE = HEAD
   7 # try to get a tag and hash first
   8 GITHASH = $(shell git log -1 --format='%h' 2>/dev/null)
   9 GITTAG = $(shell git describe --abbrev=0 --tags 2>/dev/null)
  10 ifneq ($(GITTAG),)
  11         # we have a tag and revcount from there
  12         GITREVCOUNT = $(shell git rev-list --count ${GITTAG}.. 2>/dev/null)
  13         VERSION = ${GITTAG}.r${GITREVCOUNT}.g${GITHASH}
  14 else ifneq ($(GITHASH),)
  15         # we have no tags in git, so just use revision count an hash for now
  16         GITREVCOUNT = $(shell git rev-list --count HEAD)
  17         VERSION = 0.r${GITREVCOUNT}.g${GITHASH}
  18 else
  19         # this is used when no git is available, e.g. for release tarball
  20         VERSION = ${RELEASE}
  21 endif
  22
  23 # Customize below to fit your system
  24
  25 PREFIX ?= /usr/local
  26 MANPREFIX = ${PREFIX}/share/man
  27
  28 CFLAGS_TERMKEY = $(shell pkg-config --cflags termkey 2> /dev/null || echo "")
  29 CFLAGS_CURSES = $(shell pkg-config --cflags ncursesw 2> /dev/null || echo "-I/usr/include/ncursesw")
  30
  31 LDFLAGS_TERMKEY = $(shell pkg-config --libs termkey 2> /dev/null || echo "-ltermkey")
  32 LDFLAGS_CURSES = $(shell pkg-config --libs ncursesw 2> /dev/null || echo "-lncursesw")
  33
  34 LIBS = -lc
  35 OS = $(shell uname)
  36
  37 ifeq (${OS},Linux)
  38         ifeq (${HAVE_SELINUX},1)
  39                 CFLAGS += -DHAVE_SELINUX
  40                 LIBS += -lselinux
  41         endif
  42         ifeq (${HAVE_ACL},1)
  43                 CFLAGS += -DHAVE_ACL
  44                 LIBS += -lacl
  45         endif
  46 else ifeq (${OS},Darwin)
  47         CFLAGS += -D_DARWIN_C_SOURCE
  48 else ifeq (${OS},OpenBSD)
  49         CFLAGS += -D_BSD_SOURCE
  50 else ifeq (${OS},FreeBSD)
  51         CFLAGS += -D_BSD_SOURCE
  52 else ifeq (${OS},NetBSD)
  53         CFLAGS += -D_BSD_SOURCE
  54 else ifeq (${OS},AIX)
  55         CFLAGS += -D_ALL_SOURCE
  56 endif
  57
  58 CFLAGS_LIBS = $(CFLAGS_TERMKEY) $(CFLAGS_CURSES)
  59 LDFLAGS_LIBS = $(LDFLAGS_TERMKEY) $(LDFLAGS_CURSES) $(LIBS)
  60
  61 CFLAGS_VIS = $(CFLAGS_LIBS) -std=c99 -Os -DVERSION=\"${VERSION}\" -DNDEBUG -D_POSIX_C_SOURCE=200809L -D_XOPEN_SOURCE=700
  62 LDFLAGS_VIS = $(LDFLAGS_LIBS)
  63
  64 DEBUG_CFLAGS_VIS = ${CFLAGS_VIS} -UNDEBUG -O0 -g -ggdb -Wall -Wextra -Wno-missing-field-initializers -Wno-unused-parameter
  65
  66 CC ?= cc
  67 STRIP ?= strip
  68
  69 # Hardening
  70 ifeq (${CC},gcc)
  71         CFLAGS += -fPIC -fstack-protector-all -D_FORTIFY_SOURCE=2
  72         LDFLAGS += -z now -z relro -pie
  73 else ifeq (${CC},clang)
  74         CFLAGS += -fPIE -fstack-protector-all -D_FORTIFY_SOURCE=2
  75         LDFLAGS += -z now -z relro -pie
  76 endif