125 lines
3.0 KiB
Makefile
125 lines
3.0 KiB
Makefile
MAKEFLAGS += --no-print-directory
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PREFIX ?= /usr
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SBINDIR ?= $(PREFIX)/sbin
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MANDIR ?= $(PREFIX)/share/man
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PKG_CONFIG ?= pkg-config
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MKDIR ?= mkdir -p
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INSTALL ?= install
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CC ?= "gcc"
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cc-option = $(shell set -e ; $(CC) $(1) -c -x c /dev/null -o /dev/null >/dev/null 2>&1 && echo '$(1)')
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CFLAGS_EVAL := $(call cc-option,-Wstringop-overflow=4)
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CFLAGS ?= -O2 -g
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CFLAGS += -Wall -Wextra -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common
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CFLAGS += -Werror-implicit-function-declaration -Wsign-compare -Wno-unused-parameter
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CFLAGS += -Wdeclaration-after-statement
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CFLAGS += $(CFLAGS_EVAL)
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_OBJS := $(sort $(patsubst %.c,%.o,$(wildcard *.c)))
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VERSION_OBJS := $(filter-out version.o, $(_OBJS))
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OBJS := $(VERSION_OBJS) version.o
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ALL = iw
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ifeq ($(NO_PKG_CONFIG),)
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NL3xFOUND := $(shell $(PKG_CONFIG) --atleast-version=3.2 libnl-3.0 && echo Y)
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ifneq ($(NL3xFOUND),Y)
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NL31FOUND := $(shell $(PKG_CONFIG) --exact-version=3.1 libnl-3.1 && echo Y)
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ifneq ($(NL31FOUND),Y)
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NL3FOUND := $(shell $(PKG_CONFIG) --atleast-version=3 libnl-3.0 && echo Y)
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ifneq ($(NL3FOUND),Y)
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NL2FOUND := $(shell $(PKG_CONFIG) --atleast-version=2 libnl-2.0 && echo Y)
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ifneq ($(NL2FOUND),Y)
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NL1FOUND := $(shell $(PKG_CONFIG) --atleast-version=1 libnl-1 && echo Y)
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endif
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endif
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endif
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endif
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ifeq ($(NL1FOUND),Y)
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NLLIBNAME = libnl-1
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endif
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ifeq ($(NL2FOUND),Y)
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override CFLAGS += -DCONFIG_LIBNL20
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override LIBS += -lnl-genl
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NLLIBNAME = libnl-2.0
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endif
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ifeq ($(NL3xFOUND),Y)
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# libnl 3.2 might be found as 3.2 and 3.0
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NL3FOUND = N
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override CFLAGS += -DCONFIG_LIBNL30
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override LIBS += -lnl-genl-3
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NLLIBNAME = libnl-3.0
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endif
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ifeq ($(NL3FOUND),Y)
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override CFLAGS += -DCONFIG_LIBNL30
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override LIBS += -lnl-genl
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NLLIBNAME = libnl-3.0
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endif
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# nl-3.1 has a broken libnl-gnl-3.1.pc file
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# as show by pkg-config --debug --libs --cflags --exact-version=3.1 libnl-genl-3.1;echo $?
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ifeq ($(NL31FOUND),Y)
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override CFLAGS += -DCONFIG_LIBNL30
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override LIBS += -lnl-genl
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NLLIBNAME = libnl-3.1
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endif
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ifeq ($(NLLIBNAME),)
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$(error Cannot find development files for any supported version of libnl)
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endif
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override LIBS += $(shell $(PKG_CONFIG) --libs $(NLLIBNAME))
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override CFLAGS += $(shell $(PKG_CONFIG) --cflags $(NLLIBNAME))
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endif # NO_PKG_CONFIG
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ifeq ($(V),1)
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Q=
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NQ=true
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else
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Q=@
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NQ=echo
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endif
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all: $(ALL)
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version.c: version.sh $(patsubst %.o,%.c,$(VERSION_OBJS)) nl80211.h iw.h Makefile \
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$(wildcard .git/index .git/refs/tags)
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@$(NQ) ' GEN ' $@
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$(Q)./version.sh $@
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%.o: %.c iw.h nl80211.h
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@$(NQ) ' CC ' $@
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$(Q)$(CC) $(CFLAGS) $(CPPFLAGS) -c -o $@ $<
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ifeq ($(IW_ANDROID_BUILD),)
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iw: $(OBJS)
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@$(NQ) ' CC ' iw
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$(Q)$(CC) $(LDFLAGS) $(OBJS) $(LIBS) -o iw
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endif
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check:
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$(Q)$(MAKE) all CC="REAL_CC=$(CC) CHECK=\"sparse -Wall\" cgcc"
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%.gz: %
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@$(NQ) ' GZIP' $<
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$(Q)gzip < $< > $@
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install: iw iw.8.gz
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@$(NQ) ' INST iw'
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$(Q)$(MKDIR) $(DESTDIR)$(SBINDIR)
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$(Q)$(INSTALL) -m 755 iw $(DESTDIR)$(SBINDIR)
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@$(NQ) ' INST iw.8'
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$(Q)$(MKDIR) $(DESTDIR)$(MANDIR)/man8/
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$(Q)$(INSTALL) -m 644 iw.8.gz $(DESTDIR)$(MANDIR)/man8/
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clean:
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$(Q)rm -f iw *.o *~ *.gz version.c *-stamp
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