Makefile

   1 -include .config
   2
   3 MAKEFLAGS += --no-print-directory
   4
   5 PREFIX ?= /usr
   6 SBINDIR ?= $(PREFIX)/sbin
   7 MANDIR ?= $(PREFIX)/share/man
   8 PKG_CONFIG ?= pkg-config
   9
  10 MKDIR ?= mkdir -p
  11 INSTALL ?= install
  12 CC ?= "gcc"
  13
  14 CFLAGS ?= -O2 -g
  15 CFLAGS += -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration
  16
  17 OBJS = iw.o genl.o event.o info.o phy.o \
  18         interface.o ibss.o station.o survey.o util.o \
  19         mesh.o mpath.o scan.o reg.o version.o \
  20         reason.o status.o connect.o link.o offch.o ps.o cqm.o \
  21         bitrate.o wowlan.o roc.o p2p.o
  22 OBJS += sections.o
  23
  24 OBJS-$(HWSIM) += hwsim.o
  25
  26 ALL = iw
  27
  28 NL3xFOUND := $(shell $(PKG_CONFIG) --atleast-version=3.2 libnl-3.0 && echo Y)
  29 ifneq ($(NL3xFOUND),Y)
  30 NL31FOUND := $(shell $(PKG_CONFIG) --exact-version=3.1 libnl-3.1 && echo Y)
  31 ifneq ($(NL31FOUND),Y)
  32 NL3FOUND := $(shell $(PKG_CONFIG) --atleast-version=3 libnl-3.0 && echo Y)
  33 ifneq ($(NL3FOUND),Y)
  34 NL2FOUND := $(shell $(PKG_CONFIG) --atleast-version=2 libnl-2.0 && echo Y)
  35 ifneq ($(NL2FOUND),Y)
  36 NL1FOUND := $(shell $(PKG_CONFIG) --atleast-version=1 libnl-1 && echo Y)
  37 endif
  38 endif
  39 endif
  40 endif
  41
  42 ifeq ($(NL1FOUND),Y)
  43 NLLIBNAME = libnl-1
  44 endif
  45
  46 ifeq ($(NL2FOUND),Y)
  47 CFLAGS += -DCONFIG_LIBNL20
  48 LIBS += -lnl-genl
  49 NLLIBNAME = libnl-2.0
  50 endif
  51
  52 ifeq ($(NL3xFOUND),Y)
  53 # libnl 3.2 might be found as 3.2 and 3.0
  54 NL3FOUND = N
  55 CFLAGS += -DCONFIG_LIBNL30
  56 LIBS += -lnl-genl-3
  57 NLLIBNAME = libnl-3.0
  58 endif
  59
  60 ifeq ($(NL3FOUND),Y)
  61 CFLAGS += -DCONFIG_LIBNL30
  62 LIBS += -lnl-genl
  63 NLLIBNAME = libnl-3.0
  64 endif
  65
  66 # nl-3.1 has a broken libnl-gnl-3.1.pc file
  67 # as show by pkg-config --debug --libs --cflags --exact-version=3.1 libnl-genl-3.1;echo $?
  68 ifeq ($(NL31FOUND),Y)
  69 CFLAGS += -DCONFIG_LIBNL30
  70 LIBS += -lnl-genl
  71 NLLIBNAME = libnl-3.1
  72 endif
  73
  74 ifeq ($(NLLIBNAME),)
  75 $(error Cannot find development files for any supported version of libnl)
  76 endif
  77
  78 LIBS += $(shell $(PKG_CONFIG) --libs $(NLLIBNAME))
  79 CFLAGS += $(shell $(PKG_CONFIG) --cflags $(NLLIBNAME))
  80
  81 ifeq ($(V),1)
  82 Q=
  83 NQ=true
  84 else
  85 Q=@
  86 NQ=echo
  87 endif
  88
  89 all: $(ALL)
  90
  91 VERSION_OBJS := $(filter-out version.o, $(OBJS) $(OBJS-y))
  92
  93 version.c: version.sh $(patsubst %.o,%.c,$(VERSION_OBJS)) nl80211.h iw.h Makefile \
  94                 $(wildcard .git/index .git/refs/tags)
  95         @$(NQ) ' GEN ' $@
  96         $(Q)./version.sh $@
  97
  98 %.o: %.c iw.h nl80211.h
  99         @$(NQ) ' CC  ' $@
 100         $(Q)$(CC) $(CFLAGS) -c -o $@ $<
 101
 102 iw:     $(OBJS) $(OBJS-y)
 103         @$(NQ) ' CC  ' iw
 104         $(Q)$(CC) $(LDFLAGS) $(OBJS) $(OBJS-y) $(LIBS) -o iw
 105
 106 check:
 107         $(Q)$(MAKE) all CC="REAL_CC=$(CC) CHECK=\"sparse -Wall\" cgcc"
 108
 109 %.gz: %
 110         @$(NQ) ' GZIP' $<
 111         $(Q)gzip < $< > $@
 112
 113 install: iw iw.8.gz
 114         @$(NQ) ' INST iw'
 115         $(Q)$(MKDIR) $(DESTDIR)$(SBINDIR)
 116         $(Q)$(INSTALL) -m 755 iw $(DESTDIR)$(SBINDIR)
 117         @$(NQ) ' INST iw.8'
 118         $(Q)$(MKDIR) $(DESTDIR)$(MANDIR)/man8/
 119         $(Q)$(INSTALL) -m 644 iw.8.gz $(DESTDIR)$(MANDIR)/man8/
 120
 121 clean:
 122         $(Q)rm -f iw *.o *~ *.gz version.c *-stamp