1*4882a593Smuzhiyun################################################################################ 2*4882a593Smuzhiyun# 3*4882a593Smuzhiyun# system-related variables and macros 4*4882a593Smuzhiyun# 5*4882a593Smuzhiyun################################################################################ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun# This file exists to define variables and macros that pertain to the system 8*4882a593Smuzhiyun# settings, like rsyncing a directory for skeletons, or the /lib vs. /usr/lib 9*4882a593Smuzhiyun# symlink handling. 10*4882a593Smuzhiyun# 11*4882a593Smuzhiyun# Some variables may be used as conditions in Makefile code, so they must be 12*4882a593Smuzhiyun# defined properly before they are used; this file is included early, before 13*4882a593Smuzhiyun# any package is. 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun# - SYSTEM_USR_SYMLINKS_OR_DIRS 16*4882a593Smuzhiyun# create /lib, /bin and /sbin, either as directories or as symlinks to 17*4882a593Smuzhiyun# their /usr conterparts 18*4882a593Smuzhiyun# 19*4882a593Smuzhiyun# - SYSTEM_RSYNC 20*4882a593Smuzhiyun# rsync $(1) to $(2), with proper exclusions and rights 21*4882a593Smuzhiyun# 22*4882a593Smuzhiyun# - SYSTEM_LIB_SYMLINK 23*4882a593Smuzhiyun# create the appropriate /lib{32,64} symlinks 24*4882a593Smuzhiyun# 25*4882a593Smuzhiyun# - SYSTEM_GETTY_PORT 26*4882a593Smuzhiyun# - SYSTEM_GETTY_BAUDRATE 27*4882a593Smuzhiyun# - SYSTEM_GETTY_TERM 28*4882a593Smuzhiyun# - SYSTEM_GETTY_OPTIONS 29*4882a593Smuzhiyun# the un-quoted getty setting 30*4882a593Smuzhiyun# 31*4882a593Smuzhiyun# - SYSTEM_REMOUNT_ROOT_INITTAB 32*4882a593Smuzhiyun# set inittab to remount root read-write or read-only 33*4882a593Smuzhiyun# 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun# This function handles the merged or non-merged /usr cases 36*4882a593Smuzhiyunifeq ($(BR2_ROOTFS_MERGED_USR),y) 37*4882a593Smuzhiyundefine SYSTEM_USR_SYMLINKS_OR_DIRS 38*4882a593Smuzhiyun ln -snf usr/bin $(1)/bin 39*4882a593Smuzhiyun ln -snf usr/sbin $(1)/sbin 40*4882a593Smuzhiyun ln -snf usr/lib $(1)/lib 41*4882a593Smuzhiyunendef 42*4882a593Smuzhiyunelse 43*4882a593Smuzhiyundefine SYSTEM_USR_SYMLINKS_OR_DIRS 44*4882a593Smuzhiyun $(INSTALL) -d -m 0755 $(1)/bin 45*4882a593Smuzhiyun $(INSTALL) -d -m 0755 $(1)/sbin 46*4882a593Smuzhiyun $(INSTALL) -d -m 0755 $(1)/lib 47*4882a593Smuzhiyunendef 48*4882a593Smuzhiyunendif 49*4882a593Smuzhiyun 50*4882a593Smuzhiyun# This function rsyncs the skeleton directory in $(1) to the destination 51*4882a593Smuzhiyun# in $(2), which should be either $(TARTGET_DIR) or $(STAGING_DIR) 52*4882a593Smuzhiyundefine SYSTEM_RSYNC 53*4882a593Smuzhiyun rsync -a --ignore-times $(RSYNC_VCS_EXCLUSIONS) \ 54*4882a593Smuzhiyun --chmod=u=rwX,go=rX --exclude .empty --exclude '*~' \ 55*4882a593Smuzhiyun $(1)/ $(2)/ 56*4882a593Smuzhiyunendef 57*4882a593Smuzhiyun 58*4882a593Smuzhiyun# Make a symlink lib32->lib or lib64->lib as appropriate. 59*4882a593Smuzhiyun# MIPS64/n32 requires lib32 even though it's a 64-bit arch. However, since gcc 60*4882a593Smuzhiyun# 5.1.0 internal compiler paths in sysroot are relative to lib64, so we must 61*4882a593Smuzhiyun# create both. 62*4882a593Smuzhiyun# $(1): base dir (either staging or target) 63*4882a593Smuzhiyunifeq ($(BR2_MIPS_NABI32),y) 64*4882a593Smuzhiyundefine SYSTEM_LIB_SYMLINK 65*4882a593Smuzhiyun ln -snf lib $(1)/lib64 66*4882a593Smuzhiyun ln -snf lib $(1)/usr/lib64 67*4882a593Smuzhiyun ln -snf lib $(1)/lib32 68*4882a593Smuzhiyun ln -snf lib $(1)/usr/lib32 69*4882a593Smuzhiyunendef 70*4882a593Smuzhiyunelse ifeq ($(BR2_ARCH_IS_64),y) 71*4882a593Smuzhiyundefine SYSTEM_LIB_SYMLINK 72*4882a593Smuzhiyun ln -snf lib $(1)/lib64 73*4882a593Smuzhiyun ln -snf lib $(1)/usr/lib64 74*4882a593Smuzhiyunendef 75*4882a593Smuzhiyunelse 76*4882a593Smuzhiyundefine SYSTEM_LIB_SYMLINK 77*4882a593Smuzhiyun ln -snf lib $(1)/lib32 78*4882a593Smuzhiyun ln -snf lib $(1)/usr/lib32 79*4882a593Smuzhiyunendef 80*4882a593Smuzhiyunendif 81*4882a593Smuzhiyun 82*4882a593SmuzhiyunSYSTEM_GETTY_PORT = $(call qstrip,$(BR2_TARGET_GENERIC_GETTY_PORT)) 83*4882a593SmuzhiyunSYSTEM_GETTY_BAUDRATE = $(call qstrip,$(BR2_TARGET_GENERIC_GETTY_BAUDRATE)) 84*4882a593SmuzhiyunSYSTEM_GETTY_TERM = $(call qstrip,$(BR2_TARGET_GENERIC_GETTY_TERM)) 85*4882a593SmuzhiyunSYSTEM_GETTY_OPTIONS = $(call qstrip,$(BR2_TARGET_GENERIC_GETTY_OPTIONS)) 86*4882a593Smuzhiyun 87*4882a593Smuzhiyunifeq ($(BR2_TARGET_GENERIC_REMOUNT_ROOTFS_RW),y) 88*4882a593Smuzhiyun# Find commented line, if any, and remove leading '#'s 89*4882a593Smuzhiyundefine SYSTEM_REMOUNT_ROOT_INITTAB 90*4882a593Smuzhiyun $(SED) '/^#.*-o remount,rw \/$$/s~^#\+~~' $(TARGET_DIR)/etc/inittab 91*4882a593Smuzhiyunendef 92*4882a593Smuzhiyunelse 93*4882a593Smuzhiyun# Find uncommented line, if any, and add a leading '#' 94*4882a593Smuzhiyundefine SYSTEM_REMOUNT_ROOT_INITTAB 95*4882a593Smuzhiyun $(SED) '/^[^#].*-o remount,rw \/$$/s~^~#~' $(TARGET_DIR)/etc/inittab 96*4882a593Smuzhiyunendef 97*4882a593Smuzhiyunendif 98*4882a593Smuzhiyun 99*4882a593Smuzhiyunifeq ($(BR_BUILDING)$(BR2_SYSTEM_DEFAULT_PATH),y"") 100*4882a593Smuzhiyun$(error BR2_SYSTEM_DEFAULT_PATH can't be empty) 101*4882a593Smuzhiyunendif 102