-#
-# Basic and crude Makefile...
-#
+##
+## Please check the configurion parameters below
+##
+
+## Installation directory. By default, go in /usr/local
+## Distributions should probably use /, but they probably know better...
+ifndef PREFIX
+ PREFIX = /usr/local
+endif
+
+## 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 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 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.$(WE_VERSION).h
# Targets to build
STATIC=libiw.a
-DYNAMIC=libiw.so.23
-PROGS= iwconfig iwlist iwpriv iwspy iwgetid
-MANPAGES=iwconfig.8 iwlist.8 iwpriv.8 iwspy.8
+DYNAMIC=libiw.so.$(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
-# Define if tools should be built using static or dynamic version of the lib
-IWLIBS=$(OBJS)
-#IWLIBS=-liw
+# Select which library to build and to link tool with
+ifdef BUILD_STATIC
+ IWLIB=$(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.
+# We will just create a symbolic link to the real thing.
+DYNAMIC_LINK= libiw.so
+
+# Install directories
+INSTALL_DIR= $(PREFIX)/sbin/
+INSTALL_LIB= $(PREFIX)/lib/
+INSTALL_INC= $(PREFIX)/include/
+INSTALL_MAN= $(PREFIX)/man/
+
+# Various commands
+RM = rm -f
+RM_CMD = $(RM) *.BAK *.bak *.d *.o *.so ,* *~ *.a *.orig *.rej *.out
+LDCONFIG = ldconfig
-# Installation directory. By default, go in local.
-# Distributions should probably use /usr/sbin, but they probably know better...
-INSTALL_DIR= /usr/local/sbin/
-INSTALL_LIB= /usr/local/lib/
-INSTALL_INC= /usr/local/include/
-INSTALL_MAN= /usr/local/man
+# Do we want to build with or without libm ?
+ifdef BUILD_NOLIBM
+ LIBS=
+ WELIB_FLAG= -DWE_NOLIBM=y
+else
+ LIBS= -lm
+endif
-# Header selection is now supposed to be automatic...
+# Stripping or not ?
+ifdef BUILD_STRIPPING
+ STRIPFLAGS= -Wl,-s
+else
+ STRIPFLAGS=
+endif
-# Use private copy of Wireless Extension definition instead of the
-# system wide one in /usr/include/linux. Use with care.
-# Can be used to create multiple versions of the tools on the same system
-# for multiple kernels or get around broken distributions.
-#WE_HEADER= -DPRIVATE_WE_HEADER
-WE_HEADER=
+# Other flags
+CFLAGS=-Os -W -Wall -Wstrict-prototypes -Wmissing-prototypes -Wshadow \
+ -Wpointer-arith -Wcast-qual -Winline -I.
+#CFLAGS=-O2 -W -Wall -Wstrict-prototypes -I.
+DEPFLAGS=-MMD
+XCFLAGS=$(CFLAGS) $(DEPFLAGS) $(WARN) $(HEADERS) $(WELIB_FLAG)
+PICFLAG=-fPIC
-# ------------ End of config --------------
+# Standard compilation targets
+all:: $(IWLIB) $(PROGS)
-CC = gcc
-RM = rm -f
+%: %.o
+ $(CC) $(LDFLAGS) $(STRIPFLAGS) $(XCFLAGS) -o $@ $^ $(LIBS)
+%.o: %.c wireless.h
+ $(CC) $(XCFLAGS) -c $<
+%.so: %.c wireless.h
+ $(CC) $(XCFLAGS) $(PICFLAG) -c -o $@ $<
-RM_CMD = $(RM) *.BAK *.bak *.o ,* *~ *.a
+iwconfig: iwconfig.o $(IWLIB)
-CFLAGS=-O2 -Wall $(HEADERS) $(WE_HEADER)
+iwlist: iwlist.o $(IWLIB)
-LIBS=$(IWLIBS) -lm
+iwpriv: iwpriv.o $(IWLIB)
-all:: $(STATIC) $(DYNAMIC) $(PROGS)
+iwspy: iwspy.o $(IWLIB)
-.c.o:
- $(CC) $(CFLAGS) -c $<
+iwgetid: iwgetid.o $(IWLIB)
-iwconfig: iwconfig.o $(OBJS)
- $(CC) $(CFLAGS) -o $@ $< $(LIBS)
+iwevent: iwevent.o $(IWLIB)
-iwlist: iwlist.o $(OBJS)
- $(CC) $(CFLAGS) -o $@ $< $(LIBS)
+ifrename: ifrename.o $(IWLIB)
-iwpriv: iwpriv.o $(OBJS)
- $(CC) $(CFLAGS) -o $@ $< $(LIBS)
+macaddr: macaddr.o $(IWLIB)
-iwspy: iwspy.o $(OBJS)
- $(CC) $(CFLAGS) -o $@ $< $(LIBS)
+# Always do symbol stripping here
+iwmulticall: iwmulticall.o
+ $(CC) $(LDFLAGS) -Wl,-s $(XCFLAGS) -o $@ $^ $(LIBS)
-iwgetid: iwgetid.o
- $(CC) $(CFLAGS) -o $@ $^
+# It's a kind of magic...
+wireless.h:
+ cp $(WEXT_HEADER) wireless.h
# Compilation of the dynamic library
-$(DYNAMIC): $(OBJS)
- $(CC) -O2 -shared -o $@ -Wl,-soname,$@ -lm -lc $^
+$(DYNAMIC): $(OBJS:.o=.so)
+ $(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 $(PROGS) $(INSTALL_DIR)
- install -m 644 $(STATIC) $(INSTALL_LIB)
+install:: $(IWLIB_INSTALL) install-bin install-hdr install-man
+
+# Install the dynamic library
+install-dynamic:: $(DYNAMIC)
+ install -m 755 -d $(INSTALL_LIB)
install -m 755 $(DYNAMIC) $(INSTALL_LIB)
- echo "Don't forget to fix your /etc/ld.so.conf and run ldconfig."
+ ln -sfn $(DYNAMIC) $(INSTALL_LIB)/$(DYNAMIC_LINK)
+ @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 $(MANPAGES) $(INSTALL_MAN)/man8/
+ 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)
-
-depend::
- makedepend -s "# DO NOT DELETE" -- $(INCLUDES) -- $(SRCS)
-# DO NOT DELETE
+ $(RM) $(STATIC) $(DYNAMIC) $(PROGS) $(EXTRAPROGS) libiw* wireless.h
+
+uninstall::
+ for f in $(PROGS); do \
+ $(RM) $(INSTALL_DIR)/$$f; \
+ done
+ $(RM) $(INSTALL_LIB)/$(STATIC)
+ $(RM) $(INSTALL_LIB)/$(DYNAMIC)
+ $(RM) $(INSTALL_LIB)/$(DYNAMIC_LINK)
+ $(RM) $(INSTALL_INC)/iwlib.h
+ $(RM) $(INSTALL_INC)/wireless.h
+ for f in $(MANPAGES8); do \
+ $(RM) $(INSTALL_MAN)/man8/$$f; \
+ done
+ for f in $(MANPAGES7); do \
+ $(RM) $(INSTALL_MAN)/man7/$$f; \
+ done
+ for f in $(MANPAGES5); do \
+ $(RM) $(INSTALL_MAN)/man5/$$f; \
+ done
+
+# Include dependancies
+-include *.d
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