fsck_minix.c lost fat.

[oweals/busybox.git] / Makefile

diff --git a/Makefile b/Makefile
index bcd62bf014edb38df81c277eb1dbf2c80f1b7404..6543e1f898e3b60144493d144941033167ce356e 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -15,68 +15,114 @@
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 #
 
+PROG      := busybox
+VERSION   := 0.42
+BUILDTIME := $(shell TZ=GMT date "+%Y%m%d-%H%M")
 
-PROG=busybox
-VERSION=0.31
-BUILDTIME=$(shell date "+%Y%m%d-%H%M")
+# Set the following to `true' to make a debuggable build.
+# Leave this set to `false' for production use.
+# eg: `make DODEBUG=true'
+DODEBUG = false
 
-# Comment out the following to make a debuggable build
-# Leave this off for production use.
-DODEBUG=true
 # 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
+DOSTATIC = false
 
-#This will choke on a non-debian system
-ARCH=`uname -m | sed -e 's/i.86/i386/' | sed -e 's/sparc.*/sparc/'`
+# This will choke on a non-debian system
+ARCH =`uname -m | sed -e 's/i.86/i386/' | sed -e 's/sparc.*/sparc/'`
 
+CC = gcc
+
+GCCMAJVERSION = $(shell $(CC) --version | sed -n "s/^[^0-9]*\([0-9]\)\.\([0-9].*\)[\.].*/\1/p")
+GCCMINVERSION = $(shell $(CC) --version | sed -n "s/^[^0-9]*\([0-9]\)\.\([0-9].*\)[\.].*/\2/p")
+
+
+GCCSUPPORTSOPTSIZE = $(shell                   \
+if ( test $(GCCMAJVERSION) -eq 2 ) ; then      \
+    if ( test $(GCCMINVERSION) -ge 66 ) ; 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
-    STRIP=
-    LDFLAGS=
+    CFLAGS += -Wall -g -D_GNU_SOURCE
+    STRIP   =
+    LDFLAGS =
 else
-    CFLAGS=-Wall -Os -fomit-frame-pointer -fno-builtin -D_GNU_SOURCE
-    LDFLAGS= -s
-    STRIP= strip --remove-section=.note --remove-section=.comment $(PROG)
+    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
+       LDFLAGS += --static
     endif
-    
 endif
 
-ifndef $(prefix)
-    prefix=`pwd`
+ifndef $(PREFIX)
+    PREFIX = `pwd`/_install
 endif
-BINDIR=$(prefix)
 
-LIBRARIES=
-OBJECTS=$(shell ./busybox.sh)
-CFLAGS+= -DBB_VER='"$(VERSION)"'
-CFLAGS+= -DBB_BT='"$(BUILDTIME)"'
+LIBRARIES =
+OBJECTS   = $(shell ./busybox.sh) messages.o utility.o
+CFLAGS    += -DBB_VER='"$(VERSION)"'
+CFLAGS    += -DBB_BT='"$(BUILDTIME)"'
+ifdef BB_INIT_SCRIPT
+    CFLAGS += -DINIT_SCRIPT=${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.def.h
+       - ./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 $(BINDIR)
-
+$(OBJECTS): %.o: %.c busybox.def.h internal.h Makefile messages.c 
+
+install: busybox busybox.links
+       ./install.sh $(PREFIX)
+
+dist: release
+
+release: distclean
+       cd ..;                                  \
+       rm -rf busybox-$(VERSION);              \
+       cp -a busybox busybox-$(VERSION);       \
+                                               \
+       find busybox-$(VERSION)/ -type d        \
+                                -name CVS      \
+                                -print         \
+               | xargs rm -rf;                 \
+                                               \
+       find busybox-$(VERSION)/ -type f        \
+                                -name .cvsignore \
+                                -print         \
+               | xargs rm -f;                  \
+                                               \
+       tar -cvzf busybox-$(VERSION).tar.gz busybox-$(VERSION)/;