implemented numeric sort (sort -g)

[oweals/busybox.git] / Makefile

diff --git a/Makefile b/Makefile
index 912c439aa20446222d76a5bc1c233e2df367a32f..73aa2fc909b6a0c7e4ab64d367fb2088588136a4 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -17,57 +17,101 @@
 
 
 PROG=busybox
-VERSION=0.30
+VERSION=0.40
 BUILDTIME=$(shell date "+%Y%m%d-%H%M")
 
 # Comment out the following to make a debuggable build
 # Leave this off for production use.
-#DODEBUG=true
+DODEBUG=false
+# If you want a static binary, turn this on.  I can't think
+# of many situations where anybody would ever want it static, 
+# but...
+DOSTATIC=false
 
 #This will choke on a non-debian system
 ARCH=`uname -m | sed -e 's/i.86/i386/' | sed -e 's/sparc.*/sparc/'`
 
+GCCMAJVERSION=$(shell $(CC) --version | sed -n "s/^\([^\.]*\).*/\1/p" )
+GCCMINVERSION=$(shell $(CC) --version | sed -n "s/^[^\.]*\.\([^\.]*\)[\.].*/\1/p" )
+
+GCCSUPPORTSOPTSIZE=$(shell \
+if ( test $(GCCMAJVERSION) -eq 2 ) ; then \
+    if ( test $(GCCMINVERSION) -ge 91 ) ; then \
+       echo "true"; \
+    else \
+       echo "false"; \
+    fi; \
+else \
+    if ( test $(GCCMAJVERSION) -gt 2 ) ; then \
+       echo "true"; \
+    else \
+       echo "false"; \
+    fi; \
+fi; )
+
+
+ifeq ($(GCCSUPPORTSOPTSIZE), true)
+    OPTIMIZATION=-Os
+else
+    OPTIMIZATION=-O2
+endif
 
 # -D_GNU_SOURCE is needed because environ is used in init.c
 ifeq ($(DODEBUG),true)
-    CFLAGS=-Wall -g -D_GNU_SOURCE
+    CFLAGS+=-Wall -g -D_GNU_SOURCE -DDEBUG_INIT
     STRIP=
     LDFLAGS=
 else
-    CFLAGS=-Wall -Os -fomit-frame-pointer -fno-builtin -D_GNU_SOURCE
+    CFLAGS+=-Wall $(OPTIMIZATION) -fomit-frame-pointer -fno-builtin -D_GNU_SOURCE
     LDFLAGS= -s
     STRIP= strip --remove-section=.note --remove-section=.comment $(PROG)
+    #Only staticly link when _not_ debugging 
+    ifeq ($(DOSTATIC),true)
+       LDFLAGS+= --static
+    endif
+    
 endif
 
-ifndef $(prefix)
-    prefix=`pwd`
+ifndef $(PREFIX)
+    PREFIX=`pwd`/_install
 endif
-BINDIR=$(prefix)
 
-LIBRARIES=-lc
+LIBRARIES=
 OBJECTS=$(shell ./busybox.sh)
 CFLAGS+= -DBB_VER='"$(VERSION)"'
 CFLAGS+= -DBB_BT='"$(BUILDTIME)"'
+ifdef BB_INIT_RC_EXIT_CMD
+    CFLAGS += -DBB_INIT_CMD_IF_RC_SCRIPT_EXITS=${BB_INIT_RC_EXIT_CMD}
+endif
+
+ifdef BB_INIT_SCRIPT
+    CFLAGS += -DBB_INIT_SCRIPT=${BB_INIT_SCRIPT}
+endif
 
-all: busybox links
+all: busybox busybox.links
 
 busybox: $(OBJECTS)
        $(CC) $(LDFLAGS) -o $(PROG) $(OBJECTS) $(LIBRARIES)
        $(STRIP)
 
-links:
-       - ./busybox.mkll | sort >busybox.links
-       
+busybox.links:
+       - ./busybox.mkll | sort >$@
+
 clean:
        - rm -f $(PROG) busybox.links *~ *.o core 
+       - rm -rf _install
 
 distclean: clean
        - rm -f $(PROG)
 
-force:
-
 $(OBJECTS):  busybox.def.h internal.h Makefile
 
-install:    $(PROG)
-       install.sh $(BINDIR)
+install: busybox busybox.links
+       ./install.sh $(PREFIX)
+
+dist: release
+
+release: distclean
+       (cd .. ; rm -rf busybox-$(VERSION) ; cp -a busybox busybox-$(VERSION); rm -rf busybox-$(VERSION)/CVS busybox-$(VERSION)/.cvsignore ; tar -cvzf busybox-$(VERSION).tar.gz busybox-$(VERSION)) 
+