Makefile

   1 # Quarn OS
   2 #
   3 # Main Makefile
   4 #
   5 # Copyright (C) 2008 Pawel Dziepak
   6 #
   7
   8 #
   9 # make help describes all possible targets
  10 #
  11
  12 MAKEFLAGS += --no-print-directory
  13
  14 MAJREL = 0
  15 MINREL = 0
  16 PROREL = 90
  17 ADDONS = -dev
  18
  19 $(info Quarn OS $(MAJREL).$(MINREL).$(PROREL)$(ADDONS))
  20 $(info Copyright (C) 2008 Pawel Dziepak)
  21 $(info  )
  22
  23 # Check host OS
  24 $(info Checking host environment...)
  25 $(if $(shell which gcc), , $(error GCC is needed to compile Quarn))
  26 $(if $(shell which g++), , $(error G++ is needed to compile Quarn))
  27 $(if $(shell which ld), , $(error LD is needed to compile Quarn))
  28 $(if $(shell which sed), , $(error SED is needed to compile Quarn))
  29 $(if $(shell which pwd), , $(error PWD is needed to compile Quarn))
  30 $(if $(shell which perl), , $(error PERL is needed to compile Quarn))
  31
  32 PERL = perl
  33
  34 # Main tools
  35 CC = gcc
  36 CPP = g++
  37 LD = ld
  38
  39 DIR = $(shell pwd)
  40 DIR_SHORT = $(shell pwd | sed 's/\/.*\///')
  41
  42 CONFFILE = quarnconf.h
  43 CONF = -include $(CONFFILE)
  44
  45 ifeq ($(shell $(PERL) scripts/mk_conf.pl OPT_SIZE), 0)
  46 OPTIMIZE = -O2
  47 POSTLD =
  48 else
  49 OPTIMIZE = -Os
  50 POSTLD = strip quarn
  51 endif
  52
  53 # Main flags
  54 CFLAGS = -Wall -pedantic -std=c99 $(OPTIMIZE) -fno-builtin -nostartfiles -nostdlib -I$(DIR) $(CONF)
  55 CPPFLAGS = -Wall -pedantic $(OPTIMIZE) --no-rtti --no-exceptions -fno-builtin -nostartfiles -nostdlib -I$(DIR) $(CONF)
  56 LDFLAGS =
  57
  58 ARCH=x86
  59
  60 ifeq ($(shell $(PERL) scripts/mk_conf.pl USE_MULTIBOOT), 0)
  61 MB =
  62 else
  63 MB = arch/$(ARCH)/loaders/systemload.o
  64 endif
  65
  66 ifeq ($(shell $(PERL) scripts/mk_conf.pl DEBUG_MODE), 0)
  67 MAP =
  68 QFLAGS =
  69 POSTQEMU =
  70 else
  71 $(if $(shell which sed), , $(error GDB is needed to debug Quarn))
  72 MAP = -Map quarn.map
  73 CFLAGS += -g
  74 CPPFLAGS += -g
  75 QFLAGS = -s -S &
  76 POSTQEMU = gdb quarn
  77 endif
  78
  79 # Directories that consist of code has to be compiled
  80 DIRS = actors/ arch/low/ libs/ arch/low/loaders manes/ modules/ services/ resources/ hydra/
  81
  82 SUDO = sudo
  83
  84 LOOPDEV = $(shell $(SUDO) /sbin/losetup -f)
  85
  86 # Compile whole kernel
  87 compile:
  88                 $(info Compiling Quarn OS...)
  89                 $(shell rm -f arch/low)
  90                 $(shell ln -s $(DIR)/arch/$(ARCH)/ arch/low)
  91                 @$(if $(wildcard $(CONFFILE)), , $(error You have to configure Quarn OS first.))
  92                 @for dir in $(DIRS); do \
  93                         (cd $$dir; $(MAKE) CC=$(CC) CPP=$(CPP) LD=$(LD) \
  94                          CFLAGS="$(CFLAGS)" CPPFLAGS="$(CPPFLAGS)" \
  95                          LDFLAGS=$(LDFAGS)); \
  96                 done
  97                 @echo -e "\t\t[$(LD)]\tquarn"
  98                 @$(LD) -Tscripts/x86_kernel.ld $(MB) `find . -name *.o | grep -v -E 'loaders|modules_start|rs232|test'` -o quarn $(MAP)
  99                 @$(POSTLD)
 100
 101 # Clean all and then compile
 102 rebuild: clean compile
 103
 104 # Clean object files
 105 clean:
 106                 $(shell rm -f arch/low)
 107                 $(shell ln -s $(DIR)/arch/$(ARCH)/ arch/low)
 108                 $(info Cleaning project directory...)
 109                 @for dir in $(DIRS); do \
 110                         (cd $$dir; $(MAKE) clean); \
 111                 done
 112                 @echo -e "\t\t[rm]\tquarn"
 113                 @rm -f quarn
 114                 @rm -f quarn.map
 115
 116 # Clean also built tools
 117 allclean: clean
 118                 $(info Cleaning configuration files...)
 119                 @echo -e "\t\t[rm]\tscripts/nc_config"
 120                 @rm -f scripts/nc_config
 121                 @echo -e "\t\t[rm]\tquarnconf.h"
 122                 @rm -f quarnconf.h
 123                 @echo -e "\t\t[rm]\tfd.img"
 124                 @rm -f fd.img
 125                 @rm -f arch/low
 126
 127 # Compile configuration program (ncurses) and run it
 128 config: scripts/nc_config
 129                 @echo -e "\t\t[sh]\tscripts/nc_config"
 130                 @scripts/nc_config
 131
 132 scripts/nc_config: scripts/nc_config.c
 133                 @echo -e "\t\t[$(CC)]\tscripts/nc_config.c"
 134                 @$(CC) scripts/nc_config.c -lmenu -lncurses -I/usr/include/ncurses -o scripts/nc_config
 135
 136 defconf: clean
 137                 $(info Restoring default configuration...)
 138                 @echo -e "\t\t[$(PERL)]\tscripts/text_config.pl"
 139                 @$(PERL) scripts/text_config.pl def
 140
 141 # Run configuration script (doesn't need ncurses)
 142 textconf: clean
 143                 $(info Launching configuration tool...)
 144                 @echo -e "\t\t[$(PERL)]\tscripts/text_config.pl"
 145                 @$(PERL) scripts/text_config.pl $(MAJREL).$(MINREL).$(PROREL)$(ADDONS)
 146
 147 # Create bootable floppy image
 148 fd_img: compile
 149                 $(info Creating floppy image...)
 150                 @/sbin/mkdosfs -F 12 -C fd.img 1440
 151                 @$(SUDO) /sbin/losetup $(LOOPDEV) fd.img
 152                 @$(SUDO) dd if=arch/low/loaders/boot of=$(LOOPDEV)
 153                 @mkdir image
 154                 @$(SUDO) mount $(LOOPDEV) image
 155                 @-$(SUDO) cp arch/low/loaders/loader image/
 156                 @$(SUDO) cp quarn image/
 157                 @$(SUDO) cp AUTHORS image/
 158                 #@$(SUDO) cp modules/*.ko image/
 159                 #@$(SUDO) cp hydra/*.ko image/
 160                 @$(SUDO) umount $(LOOPDEV)
 161                 @rmdir image
 162                 @$(SUDO) /sbin/losetup -d $(LOOPDEV)
 163
 164 qemu: fd_img
 165                 @qemu -fda fd.img -usb -net nic,model=ne2k_pci -net user
 166
 167 debug: fd_img
 168                 @qemu -fda fd.img -usb -net nic,model=ne2k_pci -net user $(QFLAGS)
 169                 @$(POSTQEMU)
 170
 171 # Put bootable image on the floppy
 172 floppy: fd_img
 173                 $(info Putting image on a floppy...)
 174                 @$(SUDO) dd if=fd.img of=/dev/fd0
 175
 176  #Create build package
 177 build: fd_img
 178                 $(if $(shell which tar), , $(error TAR is needed to compile Quarn))
 179                 $(if $(shell which gzip), , $(error GZIP is needed to compile Quarn))
 180                 $(info Creating build package...)
 181                 @-rm -f ../quarnos_`date +%Y-%m-%d`.tar
 182                 @tar -cf ../quarnos_`date +%Y-%m-%d`.tar ../$(DIR_SHORT)
 183                 @tar --delete -f ../quarnos_`date +%Y-%m-%d`.tar $(DIR_SHORT)/.git
 184                 @gzip -f ../quarnos_`date +%Y-%m-%d`.tar
 185
 186 pack: allclean
 187                 $(if $(shell which tar), , $(error TAR is needed to compile Quarn))
 188                 $(if $(shell which gzip), , $(error GZIP is needed to compile Quarn))
 189                 $(info Creating release package...)
 190                 @-rm -f ../quarnos_$(MAJREL).$(MINREL).$(PROREL)$(ADDONS).tar
 191                 @tar -cf ../quarnos_$(MAJREL).$(MINREL).$(PROREL)$(ADDONS).tar ../$(DIR_SHORT)
 192                 @tar --delete -f ../quarnos_$(MAJREL).$(MINREL).$(PROREL)$(ADDONS).tar $(DIR_SHORT)/.git
 193                 @gzip -f ../quarnos_$(MAJREL).$(MINREL).$(PROREL)$(ADDONS).tar
 194
 195 # Show possible targets
 196 help:
 197                 @echo -e "\t\tQuarn OS $(MAJREL).$(MINREL).$(PROREL) Makefile"
 198                 @echo -e "\t\t-----------------------"
 199                 @echo -e "\nConfiguration:"
 200                 @echo -e "\tconfig\t\t- ncurses configuration tool (WIP)"
 201                 @echo -e "\tdefconf\t\t- uses default configuration"
 202                 @echo -e "\ttextconf\t- text configuration tool"
 203                 @echo -e "\nCompiling:"
 204                 @echo -e "\tcompile\t\t- compile whole kernel (default)"
 205                 @echo -e "\trebuild\t\t- allclean + compile"
 206                 @echo -e "\nInstallation:"
 207                 @echo -e "\tfd_img\t\t- create floppy image (requires root)"
 208                 @echo -e "\tfloppy\t\t- fd_img + put image on the floppy (requires root)"
 209                 @echo -e "\nPackaging:"
 210                 @echo -e "\tbuild\t\t- create build package in the upper directory"
 211                 @echo -e "\tpack\t\t- create release package in upper directory"
 212                 @echo -e "\nCleaning:"
 213                 @echo -e "\tallclean\t- clean + remove configuration files"
 214                 @echo -e "\tclean\t\t- remove all files generated by target compile"
 215                 @echo ""