1MAKEFLAGS += --no-print-directory
2
3PREFIX ?= /usr
4SBINDIR ?= $(PREFIX)/sbin
5MANDIR ?= $(PREFIX)/share/man
6PKG_CONFIG ?= pkg-config
7
8MKDIR ?= mkdir -p
9INSTALL ?= install
10CC ?= "gcc"
11
12CFLAGS ?= -O2 -g
13CFLAGS += -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration
14
15OBJS = iw.o genl.o event.o info.o phy.o \
16	interface.o ibss.o station.o survey.o util.o ocb.o \
17	mesh.o mpath.o mpp.o scan.o reg.o version.o \
18	reason.o status.o connect.o link.o offch.o ps.o cqm.o \
19	bitrate.o wowlan.o coalesce.o roc.o p2p.o vendor.o
20OBJS += sections.o
21
22OBJS-$(HWSIM) += hwsim.o
23
24OBJS += $(OBJS-y) $(OBJS-Y)
25
26ALL = iw
27
28ifeq ($(NO_PKG_CONFIG),)
29NL3xFOUND := $(shell $(PKG_CONFIG) --atleast-version=3.2 libnl-3.0 && echo Y)
30ifneq ($(NL3xFOUND),Y)
31NL31FOUND := $(shell $(PKG_CONFIG) --exact-version=3.1 libnl-3.1 && echo Y)
32ifneq ($(NL31FOUND),Y)
33NL3FOUND := $(shell $(PKG_CONFIG) --atleast-version=3 libnl-3.0 && echo Y)
34ifneq ($(NL3FOUND),Y)
35NL2FOUND := $(shell $(PKG_CONFIG) --atleast-version=2 libnl-2.0 && echo Y)
36ifneq ($(NL2FOUND),Y)
37NL1FOUND := $(shell $(PKG_CONFIG) --atleast-version=1 libnl-1 && echo Y)
38endif
39endif
40endif
41endif
42
43ifeq ($(NL1FOUND),Y)
44NLLIBNAME = libnl-1
45endif
46
47ifeq ($(NL2FOUND),Y)
48CFLAGS += -DCONFIG_LIBNL20
49LIBS += -lnl-genl
50NLLIBNAME = libnl-2.0
51endif
52
53ifeq ($(NL3xFOUND),Y)
54# libnl 3.2 might be found as 3.2 and 3.0
55NL3FOUND = N
56CFLAGS += -DCONFIG_LIBNL30
57LIBS += -lnl-genl-3
58NLLIBNAME = libnl-3.0
59endif
60
61ifeq ($(NL3FOUND),Y)
62CFLAGS += -DCONFIG_LIBNL30
63LIBS += -lnl-genl
64NLLIBNAME = libnl-3.0
65endif
66
67# nl-3.1 has a broken libnl-gnl-3.1.pc file
68# as show by pkg-config --debug --libs --cflags --exact-version=3.1 libnl-genl-3.1;echo $?
69ifeq ($(NL31FOUND),Y)
70CFLAGS += -DCONFIG_LIBNL30
71LIBS += -lnl-genl
72NLLIBNAME = libnl-3.1
73endif
74
75ifeq ($(NLLIBNAME),)
76$(error Cannot find development files for any supported version of libnl)
77endif
78
79LIBS += $(shell $(PKG_CONFIG) --libs $(NLLIBNAME))
80CFLAGS += $(shell $(PKG_CONFIG) --cflags $(NLLIBNAME))
81endif # NO_PKG_CONFIG
82
83ifeq ($(V),1)
84Q=
85NQ=true
86else
87Q=@
88NQ=echo
89endif
90
91all: $(ALL)
92
93VERSION_OBJS := $(filter-out version.o, $(OBJS))
94
95version.c: version.sh $(patsubst %.o,%.c,$(VERSION_OBJS)) nl80211.h iw.h Makefile \
96		$(wildcard .git/index .git/refs/tags)
97	@$(NQ) ' GEN ' $@
98	$(Q)./version.sh $@
99
100%.o: %.c iw.h nl80211.h
101	@$(NQ) ' CC  ' $@
102	$(Q)$(CC) $(CFLAGS) -c -o $@ $<
103
104ifeq ($(IW_ANDROID_BUILD),)
105iw:	$(OBJS)
106	@$(NQ) ' CC  ' iw
107	$(Q)$(CC) $(LDFLAGS) $(OBJS) $(LIBS) -o iw
108endif
109
110check:
111	$(Q)$(MAKE) all CC="REAL_CC=$(CC) CHECK=\"sparse -Wall\" cgcc"
112
113%.gz: %
114	@$(NQ) ' GZIP' $<
115	$(Q)gzip < $< > $@
116
117install: iw iw.8.gz
118	@$(NQ) ' INST iw'
119	$(Q)$(MKDIR) $(DESTDIR)$(SBINDIR)
120	$(Q)$(INSTALL) -m 755 iw $(DESTDIR)$(SBINDIR)
121	@$(NQ) ' INST iw.8'
122	$(Q)$(MKDIR) $(DESTDIR)$(MANDIR)/man8/
123	$(Q)$(INSTALL) -m 644 iw.8.gz $(DESTDIR)$(MANDIR)/man8/
124
125clean:
126	$(Q)rm -f iw *.o *~ *.gz version.c *-stamp
127