Makefile

   1 # netsniff-ng build system
   2 # Copyright 2012 - 2013 Daniel Borkmann <borkmann@gnumaniacs.org>
   3 # Copyright 2013 - 2015 Tobias Klauser <tklauser@distanz.ch>
   4 # Subject to the GNU GPL, version 2.
   5
   6 -include Config
   7 -include Cmds
   8 -include Extra
   9 -include Template
  10 -include Misc
  11
  12 ifndef CONFIG_OK
  13   $(error "Please run `./configure' before `make'")
  14 endif
  15
  16 VERSION = 0
  17 PATCHLEVEL = 5
  18 SUBLEVEL = 9
  19 EXTRAVERSION =
  20 NAME = Cilonen
  21
  22 TOOLS ?= $(CONFIG_TOOLS)
  23 TOOLS ?= netsniff-ng trafgen astraceroute flowtop ifpps bpfc curvetun mausezahn
  24
  25 # For packaging purposes, prefix can define a different path.
  26 PREFIX ?= /usr/local
  27
  28 # Set to use ccache for compilation
  29 CCACHE ?=
  30
  31 # Location of an alternative destination directory for installation
  32 # Useful when cross-compiling and installing in a dedicated target directory
  33 DESTDIR=
  34
  35 # Location of installation paths.
  36 SBINDIR = $(PREFIX)/sbin
  37 INCDIR = $(PREFIX)/include
  38 ETCDIR ?= /etc
  39 ETCDIRE = $(ETCDIR)/netsniff-ng
  40 MAN8DIR = $(PREFIX)/share/man/man8
  41
  42 # Shut up make, helper warnings, parallel compilation!
  43 MAKEFLAGS += --no-print-directory
  44 MAKEFLAGS += -rR
  45 MAKEFLAGS += --warn-undefined-variables
  46 MAKEFLAGS += --jobs=$(shell grep "^processor" /proc/cpuinfo | wc -l)
  47
  48 # Debugging option
  49 ifeq ("$(origin DEBUG)", "command line")
  50   DEBUG := 1
  51 else
  52   DEBUG := 0
  53 endif
  54
  55 # Compiler detection
  56 ifneq ($(CC),)
  57 ifeq ($(shell $(CC) -v 2>&1 | grep -c "clang version"), 1)
  58 COMPILER := clang
  59 else
  60 COMPILER := gcc
  61 endif
  62 export COMPILER
  63 endif
  64
  65 # For packaging purposes, you might want to call your own:
  66 #   make CFLAGS="<flags>"
  67 CFLAGS_DEF  = -std=gnu99
  68 CFLAGS_DEF += -pipe
  69 CFLAGS_DEF += -O2
  70
  71 ifeq ($(DEBUG), 1)
  72   CFLAGS_DEF += -g
  73 endif
  74
  75 ifeq ($(HARDENING), 1)
  76   CFLAGS_DEF += -fPIE -pie
  77   CFLAGS_DEF += -Wl,-z,relro,-z,now
  78   CFLAGS_DEF += -fstack-protector-all
  79   CFLAGS_DEF += -Wstack-protector
  80   CFLAGS_DEF += --param=ssp-buffer-size=4
  81   CFLAGS_DEF += -ftrapv
  82   CFLAGS_DEF += -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
  83   CFLAGS_DEF += -fexceptions
  84 endif
  85
  86 CFLAGS_DEF += -fomit-frame-pointer
  87 CFLAGS_DEF += -fno-strict-aliasing
  88 CFLAGS_DEF += -fasynchronous-unwind-tables
  89 ifneq ($(COMPILER), clang)
  90 CFLAGS_DEF += -fno-delete-null-pointer-checks
  91 endif
  92
  93 CFLAGS_MIN  = -D_REENTRANT
  94 CFLAGS_MIN += -D_LARGEFILE_SOURCE
  95 CFLAGS_MIN += -D_LARGEFILE64_SOURCE
  96 CFLAGS_MIN += -D_FILE_OFFSET_BITS=64
  97 CFLAGS_MIN += -DVERSION_STRING=\"$(VERSION_STRING)\"
  98 CFLAGS_MIN += -DVERSION_LONG=\"$(VERSION_LONG)\"
  99 CFLAGS_MIN += -DETCDIRE_STRING=\"$(ETCDIRE)\"
 100
 101 WFLAGS_DEF  = -Wall
 102
 103 CPPFLAGS  ?=
 104 CFLAGS    ?= $(CFLAGS_DEF) $(WFLAGS_DEF) $(CPPFLAGS)
 105 override CFLAGS += $(CFLAGS_MIN) -I.
 106
 107 LEX_FLAGS  =
 108 YAAC_FLAGS =
 109
 110 LDFLAGS   ?=
 111 ifeq ("$(origin CROSS_LD_LIBRARY_PATH)", "command line")
 112   LDFLAGS += -L$(CROSS_LD_LIBRARY_PATH)
 113 endif
 114
 115 CHECKFLAGS = -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix \
 116              -Wbitwise -Wnoreturn-void
 117
 118 VERSION_SHORT  =  $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
 119 VERSION_STRING = "$(VERSION_SHORT)$(CONFIG_RC)"
 120 VERSION_LONG   = "$(VERSION_SHORT)$(CONFIG_RC) ($(NAME))"
 121
 122 export VERSION PATCHLEVEL SUBLEVEL EXTRAVERSION
 123 export DEBUG HARDENING
 124
 125 bold   = $(shell tput bold)
 126 normal = $(shell tput sgr0)
 127
 128 ifneq ("$(CROSS_COMPILE)", "")
 129   WHAT := Cross-compiling
 130 else
 131   WHAT := Building
 132 endif
 133
 134 build_showinfo:
 135         $(Q)echo "$(bold)$(WHAT) netsniff-ng toolkit ($(VERSION_STRING)) for" \
 136               $(shell $(CCNQ) -dumpmachine)":$(normal)"
 137 clean_showinfo:
 138         $(Q)echo "$(bold)Cleaning netsniff-ng toolkit ($(VERSION_STRING)):$(normal)"
 139
 140 .PHONY: all toolkit $(TOOLS) clean %_prehook %_clean %_install %_uninstall tag tags cscope
 141 .IGNORE: %_clean_custom %_install_custom
 142 .NOTPARALLEL: $(TOOLS)
 143 .DEFAULT_GOAL := all
 144 .DEFAULT:
 145 .FORCE:
 146
 147 all: build_showinfo toolkit
 148 allbutcurvetun: $(filter-out curvetun,$(TOOLS))
 149 allbutmausezahn: $(filter-out mausezahn,$(TOOLS))
 150 toolkit: $(TOOLS)
 151 clean: $(foreach tool,$(TOOLS),$(tool)_clean)
 152 distclean: clean
 153         $(Q)$(call RM,Config)
 154         $(Q)$(call RM,config.h)
 155         $(Q)$(call RM,config.log)
 156         $(Q)$(call RM,cov-int)
 157         $(Q)$(call RM,netsniff-ng-coverity.tgz)
 158 mrproper: distclean
 159         $(Q)$(GIT_REM)
 160
 161 install: install_all
 162 install_all: $(foreach tool,$(TOOLS),$(tool)_install)
 163 install_allbutcurvetun: $(foreach tool,$(filter-out curvetun,$(TOOLS)),$(tool)_install)
 164 install_allbutmausezahn: $(foreach tool,$(filter-out mausezahn,$(TOOLS)),$(tool)_install)
 165 uninstall: $(foreach tool,$(TOOLS),$(tool)_uninstall)
 166
 167 %.yy.o: %.l
 168         $(LEX) -P $(shell perl -wlne 'print $$1 if /lex-func-prefix:\s([a-z]+)/' $<) \
 169                -o $(BUILD_DIR)/$(shell basename $< .l).yy.c $(LEX_FLAGS) $<
 170 %.tab.o: %.y
 171         $(YAAC) -p $(shell perl -wlne 'print $$1 if /yaac-func-prefix:\s([a-z]+)/' $<) \
 172                 -o $(BUILD_DIR)/$(shell basename $< .y).tab.c $(YAAC_FLAGS) -d $<
 173
 174 $(foreach tool,$(TOOLS),$(eval $(call TOOL_templ,$(tool))))
 175
 176 %:: ;
 177
 178 $(TOOLS):
 179         $(LDQ) $(LDFLAGS) -o $@/$@ $@/*.o $($@-libs)
 180         $(STRIPQ) $@/$@