##
## Installation directory. By default, go in /usr/local
-## Distributions should probably use /usr, but they probably know better...
-PREFIX = /usr/local
+## Distributions should probably use /, but they probably know better...
+ifndef PREFIX
+ PREFIX = /usr/local
+endif
-## Compiler to use
+## Compiler to use (modify this for cross compile)
CC = gcc
+## Other tools you need to modify for cross compile (static lib only)
+AR = ar
+RANLIB = ranlib
-## Uncomment this to build against this kernel
-# KERNEL_SRC = /usr/src/linux
-
-## Uncomment this to force a particular version of wireless extensions.
-## This would use private copy of Wireless Extension definition instead
-## of the system wide one in /usr/include/linux. Use with care.
-## Can be used to create multiple versions of the tools on the same system
-## for multiple kernels or get around broken distributions.
-# FORCE_WEXT_VERSION = 14
-
-## Uncomment this to build tools using dynamic version of the library
-# BUILD_SHARED = y
+## Uncomment this to build tools using static version of the library
+## Mostly useful for embedded platforms without ldd, or to create
+## a local version (non-root).
+# BUILD_STATIC = y
## Uncomment this to build without using libm (less efficient)
-## This is mostly useful for embedded platforms
+## This is mostly useful for embedded platforms without maths.
# BUILD_NOLIBM = y
+## Uncomment this to strip binary from symbols. This reduce binary size
+## by a few percent but make debug worse...
+# BUILD_STRIPPING = y
+
# ***************************************************************************
# ***** Most users should not need to change anything beyond this point *****
# ***************************************************************************
+# Version of the Wireless Tools
+WT_VERSION := $(shell sed -ne "/WT_VERSION/{s:\([^0-9]*\)::;p;q;}" < iwlib.h )
+
+# Version of Wireless Extensions.
+WE_VERSION := $(shell sed -ne "/WE_VERSION/{s:\([^0-9]*\)::;p;q;}" < iwlib.h )
+
+# Always use local header for wireless extensions
+WEXT_HEADER = wireless.$(WE_VERSION).h
+
# Targets to build
STATIC=libiw.a
-DYNAMIC=libiw.so.25
-PROGS= iwconfig iwlist iwpriv iwspy iwgetid iwevent
-MANPAGES8=iwconfig.8 iwlist.8 iwpriv.8 iwspy.8 iwgetid.8 iwevent.8
+DYNAMIC=libiw.so.$(WT_VERSION)
+PROGS= iwconfig iwlist iwpriv iwspy iwgetid iwevent ifrename
+MANPAGES8=iwconfig.8 iwlist.8 iwpriv.8 iwspy.8 iwgetid.8 iwevent.8 ifrename.8
MANPAGES7=wireless.7
+MANPAGES5=iftab.5
+EXTRAPROGS= macaddr iwmulticall
# Composition of the library :
OBJS = iwlib.o
-# Select library to link tool with
-ifdef BUILD_SHARED
- IWLIB=$(DYNAMIC)
-else
+# Select which library to build and to link tool with
+ifdef BUILD_STATIC
IWLIB=$(STATIC)
+ IWLIB_INSTALL=install-static
+else
+ IWLIB=$(DYNAMIC)
+ IWLIB_INSTALL=install-dynamic
endif
# Standard name for dynamic library so that the dynamic linker can pick it.
INSTALL_INC= $(PREFIX)/include/
INSTALL_MAN= $(PREFIX)/man/
-# Use local header if the version of wireless extensions is specified
-ifdef FORCE_WEXT_VERSION
- WEXT_FLAG = -DWEXT_HEADER=\"wireless.$(FORCE_WEXT_VERSION).h\"
-endif
-
+# Various commands
RM = rm -f
-
-RM_CMD = $(RM) *.BAK *.bak *.o *.so ,* *~ *.a *.orig *.rej
-
-ifdef KERNEL_SRC
- KERNEL_INCLUDES = -I $(KERNEL_SRC)/include
-endif
+RM_CMD = $(RM) *.BAK *.bak *.d *.o *.so ,* *~ *.a *.orig *.rej *.out
+LDCONFIG = ldconfig
# Do we want to build with or without libm ?
ifdef BUILD_NOLIBM
LIBS=
- WELIB_FLAG = -DWE_NOLIBM=y
+ WELIB_FLAG= -DWE_NOLIBM=y
else
LIBS= -lm
endif
-#CFLAGS=-O2 -W -Wall -Wstrict-prototypes -Wmissing-prototypes -Werror
-CFLAGS=-O2 -W -Wall -Wstrict-prototypes
-XCFLAGS=$(CFLAGS) $(WARN) $(HEADERS) $(WEXT_FLAG) $(WELIB_FLAG) $(KERNEL_INCLUDES)
+# Stripping or not ?
+ifdef BUILD_STRIPPING
+ STRIPFLAGS= -Wl,-s
+else
+ STRIPFLAGS=
+endif
+
+# Other flags
+CFLAGS=-Os -W -Wall -Wstrict-prototypes -Wmissing-prototypes -Wshadow \
+ -Wpointer-arith -Wcast-qual -Winline -I.
+#CFLAGS=-O2 -W -Wall -Wstrict-prototypes -I.
+DEPFLAGS=-MMD
+XCFLAGS=$(CFLAGS) $(DEPFLAGS) $(WARN) $(HEADERS) $(WELIB_FLAG)
PICFLAG=-fPIC
-all:: $(STATIC) $(DYNAMIC) $(PROGS)
+# Standard compilation targets
+all:: $(IWLIB) $(PROGS)
%: %.o
- $(CC) $(XCFLAGS) -o $@ $^ $(LIBS)
-%.o: %.c
+ $(CC) $(LDFLAGS) $(STRIPFLAGS) $(XCFLAGS) -o $@ $^ $(LIBS)
+%.o: %.c wireless.h
$(CC) $(XCFLAGS) -c $<
-%.so: %.c
+%.so: %.c wireless.h
$(CC) $(XCFLAGS) $(PICFLAG) -c -o $@ $<
iwconfig: iwconfig.o $(IWLIB)
iwspy: iwspy.o $(IWLIB)
-iwgetid: iwgetid.o
+iwgetid: iwgetid.o $(IWLIB)
iwevent: iwevent.o $(IWLIB)
+ifrename: ifrename.o $(IWLIB)
+
macaddr: macaddr.o $(IWLIB)
+# Always do symbol stripping here
+iwmulticall: iwmulticall.o
+ $(CC) $(LDFLAGS) -Wl,-s $(XCFLAGS) -o $@ $^ $(LIBS)
+
+# It's a kind of magic...
+wireless.h:
+ cp $(WEXT_HEADER) wireless.h
+
# Compilation of the dynamic library
$(DYNAMIC): $(OBJS:.o=.so)
- $(CC) -shared -o $@ -Wl,-soname,$@ -lm -lc $^
+ $(CC) -shared -o $@ -Wl,-soname,$@ $(STRIPFLAGS) $(LIBS) -lc $^
# Compilation of the static library
-$(STATIC): $(OBJS)
+$(STATIC): $(OBJS:.o=.so)
$(RM) $@
- ar cru $@ $^
- ranlib $@
+ $(AR) cru $@ $^
+ $(RANLIB) $@
-# So crude but so effective ;-)
+# Installation : So crude but so effective ;-)
# Less crude thanks to many contributions ;-)
-install::
- install -m 755 -d $(INSTALL_DIR)
- install -m 755 $(PROGS) $(INSTALL_DIR)
+install:: $(IWLIB_INSTALL) install-bin install-hdr install-man
+
+# Install the dynamic library
+install-dynamic:: $(DYNAMIC)
install -m 755 -d $(INSTALL_LIB)
- install -m 644 $(STATIC) $(INSTALL_LIB)
install -m 755 $(DYNAMIC) $(INSTALL_LIB)
ln -sfn $(DYNAMIC) $(INSTALL_LIB)/$(DYNAMIC_LINK)
- echo "Don't forget to add $(INSTALL_LIB) to /etc/ld.so.conf, and run ldconfig."
+ @echo "*** Don't forget to add $(INSTALL_LIB) to /etc/ld.so.conf, and run ldconfig as root. ***"
+ @$(LDCONFIG) || echo "*** Could not run ldconfig ! ***"
+
+# Install the static library
+install-static:: $(STATIC)
+ install -m 755 -d $(INSTALL_LIB)
+ install -m 644 $(STATIC) $(INSTALL_LIB)
+
+# All the binaries. Careful, no dependancy on install-dynamic
+install-bin:: all
+ install -m 755 -d $(INSTALL_DIR)
+ install -m 755 $(PROGS) $(INSTALL_DIR)
+
+# Headers to go with the wireless lib (dev)
+install-hdr:: wireless.h
install -m 755 -d $(INSTALL_INC)
install -m 644 iwlib.h $(INSTALL_INC)
+ install -m 644 wireless.h $(INSTALL_INC)
+
+# How could you live without those manapages ?
+install-man::
install -m 755 -d $(INSTALL_MAN)/man8/
install -m 644 $(MANPAGES8) $(INSTALL_MAN)/man8/
install -m 755 -d $(INSTALL_MAN)/man7/
install -m 644 $(MANPAGES7) $(INSTALL_MAN)/man7/
+ install -m 755 -d $(INSTALL_MAN)/man5/
+ install -m 644 $(MANPAGES5) $(INSTALL_MAN)/man5/
+
+install-iwmulticall:: iwmulticall
+ install -m 755 -d $(INSTALL_DIR)
+ install -m 755 $< $(INSTALL_DIR)/iwconfig
+ ( cd $(INSTALL_DIR) ; \
+ ln -f -s iwconfig iwlist ; \
+ ln -f -s iwconfig iwspy ; \
+ ln -f -s iwconfig iwpriv ; \
+ ln -f -s iwconfig iwgetid )
clean::
$(RM_CMD)
realclean::
$(RM_CMD)
- $(RM) $(STATIC) $(DYNAMIC) $(PROGS) macaddr
+ $(RM) $(STATIC) $(DYNAMIC) $(PROGS) $(EXTRAPROGS) libiw* wireless.h
uninstall::
for f in $(PROGS); do \
$(RM) $(INSTALL_LIB)/$(DYNAMIC)
$(RM) $(INSTALL_LIB)/$(DYNAMIC_LINK)
$(RM) $(INSTALL_INC)/iwlib.h
+ $(RM) $(INSTALL_INC)/wireless.h
for f in $(MANPAGES8); do \
$(RM) $(INSTALL_MAN)/man8/$$f; \
+ done
for f in $(MANPAGES7); do \
$(RM) $(INSTALL_MAN)/man7/$$f; \
done
+ for f in $(MANPAGES5); do \
+ $(RM) $(INSTALL_MAN)/man5/$$f; \
+ done
-depend::
- makedepend -s "# DO NOT DELETE" -- $(INCLUDES) -- $(SRCS)
-# DO NOT DELETE
+# Include dependancies
+-include *.d
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