mark Linux-specific configuration options

PLATFORM_LINUX is used as a dependency for applets or features
which require Linux-specific interfaces.

Signed-off-by: Jeremie Koenig <jk@jk.fr.eu.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

19 files changed, 114 insertions, 4 deletions

diff --git a/Config.in b/Config.in
index eebc9774d..35f43b3cd 100644
--- a/Config.in
+++ b/Config.in
@@ -47,6 +47,17 @@ config USE_PORTABLE_CODE
           compiler other than gcc.
           If you do use gcc, this option may needlessly increase code size.
 
+config PLATFORM_LINUX
+        bool "Enable Linux-specific applets and features"
+        default y
+        help
+          For the most part, busybox requires only POSIX compatibility
+          from the target system, but some applets and features use
+          Linux-specific interfaces.
+
+          Answering 'N' here will disable such applets and hide the
+          corresponding configuration options.
+
 choice
         prompt "Buffer allocation policy"
         default FEATURE_BUFFERS_USE_MALLOC
@@ -353,6 +364,7 @@ config FEATURE_SUID_CONFIG_QUIET
 config SELINUX
         bool "Support NSA Security Enhanced Linux"
         default n
+        depends on PLATFORM_LINUX
         help
           Enable support for SELinux in applets ls, ps, and id. Also provide
           the option of compiling in SELinux applets.
diff --git a/console-tools/Config.src b/console-tools/Config.src
index 6e3191ada..cdb26800e 100644
--- a/console-tools/Config.src
+++ b/console-tools/Config.src
@@ -10,6 +10,7 @@ INSERT
 config CHVT
         bool "chvt"
         default y
+        depends on PLATFORM_LINUX
         help
           This program is used to change to another terminal.
           Example: chvt 4 (change to terminal /dev/tty4)
@@ -17,6 +18,7 @@ config CHVT
 config FGCONSOLE
         bool "fgconsole"
         default y
+        depends on PLATFORM_LINUX
         help
           This program prints active (foreground) console number.
 
@@ -29,12 +31,14 @@ config CLEAR
 config DEALLOCVT
         bool "deallocvt"
         default y
+        depends on PLATFORM_LINUX
         help
           This program deallocates unused virtual consoles.
 
 config DUMPKMAP
         bool "dumpkmap"
         default y
+        depends on PLATFORM_LINUX
         help
           This program dumps the kernel's keyboard translation table to
           stdout, in binary format. You can then use loadkmap to load it.
@@ -42,18 +46,21 @@ config DUMPKMAP
 config KBD_MODE
         bool "kbd_mode"
         default y
+        depends on PLATFORM_LINUX
         help
           This program reports and sets keyboard mode.
 
 config LOADFONT
         bool "loadfont"
         default y
+        depends on PLATFORM_LINUX
         help
           This program loads a console font from standard input.
 
 config LOADKMAP
         bool "loadkmap"
         default y
+        depends on PLATFORM_LINUX
         help
           This program loads a keyboard translation table from
           standard input.
@@ -61,6 +68,7 @@ config LOADKMAP
 config OPENVT
         bool "openvt"
         default y
+        depends on PLATFORM_LINUX
         help
           This program is used to start a command on an unused
           virtual terminal.
@@ -92,6 +100,7 @@ config FEATURE_RESIZE_PRINT
 config SETCONSOLE
         bool "setconsole"
         default y
+        depends on PLATFORM_LINUX
         help
           This program redirects the system console to another device,
           like the current tty while logged in via telnet.
@@ -106,6 +115,7 @@ config FEATURE_SETCONSOLE_LONG_OPTIONS
 config SETFONT
         bool "setfont"
         default y
+        depends on PLATFORM_LINUX
         help
           Allows to load console screen map. Useful for i18n.
 
@@ -127,6 +137,7 @@ config DEFAULT_SETFONT_DIR
 config SETKEYCODES
         bool "setkeycodes"
         default y
+        depends on PLATFORM_LINUX
         help
           This program loads entries into the kernel's scancode-to-keycode
           map, allowing unusual keyboards to generate usable keycodes.
@@ -134,12 +145,14 @@ config SETKEYCODES
 config SETLOGCONS
         bool "setlogcons"
         default y
+        depends on PLATFORM_LINUX
         help
           This program redirects the output console of kernel messages.
 
 config SHOWKEY
         bool "showkey"
         default y
+        depends on PLATFORM_LINUX
         help
           Shows keys pressed.
 
diff --git a/coreutils/Config.src b/coreutils/Config.src
index d4c9e0541..780b73fda 100644
--- a/coreutils/Config.src
+++ b/coreutils/Config.src
@@ -591,6 +591,7 @@ config FEATURE_SPLIT_FANCY
 config STAT
         bool "stat"
         default y
+        depends on PLATFORM_LINUX # statfs()
         help
           display file or filesystem status.
 
@@ -606,6 +607,7 @@ config FEATURE_STAT_FORMAT
 config STTY
         bool "stty"
         default y
+        depends on PLATFORM_LINUX
         help
           stty is used to change and print terminal line settings.
 
diff --git a/coreutils/date.c b/coreutils/date.c
index c737f09f3..cb41724af 100644
--- a/coreutils/date.c
+++ b/coreutils/date.c
@@ -72,7 +72,7 @@
 //config:config FEATURE_DATE_NANO
 //config:       bool "Support %[num]N nanosecond format specifier"
 //config:       default n
-//config:       depends on DATE
+//config:       depends on DATE && PLATFORM_LINUX # syscall(__NR_clock_gettime)
 //config:       help
 //config:         Support %[num]N format specifier. Adds ~250 bytes of code.
 //config:
diff --git a/e2fsprogs/Config.src b/e2fsprogs/Config.src
index 62bc810f8..6043e9b57 100644
--- a/e2fsprogs/Config.src
+++ b/e2fsprogs/Config.src
@@ -33,6 +33,7 @@ config FSCK
 config LSATTR
         bool "lsattr"
         default y
+        depends on PLATFORM_LINUX
         help
           lsattr lists the file attributes on a second extended file system.
 
diff --git a/init/Config.src b/init/Config.src
index 590e29890..a5e76be6a 100644
--- a/init/Config.src
+++ b/init/Config.src
@@ -10,6 +10,7 @@ INSERT
 config INIT
         bool "init"
         default y
+        depends on PLATFORM_LINUX
         select FEATURE_SYSLOG
         help
           init is the first program run when the system boots.
@@ -92,6 +93,7 @@ config FEATURE_INITRD
 config HALT
         bool "poweroff, halt, and reboot"
         default y
+        depends on PLATFORM_LINUX
         help
           Stop all processes and either halt, reboot, or power off the system.
 
diff --git a/init/bootchartd.c b/init/bootchartd.c
index dae2fe6e9..a1c01641b 100644
--- a/init/bootchartd.c
+++ b/init/bootchartd.c
@@ -6,6 +6,7 @@
 //config:config BOOTCHARTD
 //config:       bool "bootchartd"
 //config:       default y
+//config:       depends on PLATFORM_LINUX
 //config:       help
 //config:         bootchartd is commonly used to profile the boot process
 //config:         for the purpose of speeding it up. In this case, it is started
diff --git a/libbb/Config.src b/libbb/Config.src
index 09bf89246..9b01757c6 100644
--- a/libbb/Config.src
+++ b/libbb/Config.src
@@ -153,6 +153,7 @@ config FEATURE_COPYBUF_KB
 config MONOTONIC_SYSCALL
         bool "Use clock_gettime(CLOCK_MONOTONIC) syscall"
         default n
+        depends on PLATFORM_LINUX
         help
           Use clock_gettime(CLOCK_MONOTONIC) syscall for measuring
           time intervals (time, ping, traceroute etc need this).
diff --git a/loginutils/Config.src b/loginutils/Config.src
index 5d497c4dc..425d041b9 100644
--- a/loginutils/Config.src
+++ b/loginutils/Config.src
@@ -179,6 +179,7 @@ config DELUSER
 config GETTY
         bool "getty"
         default y
+        depends on PLATFORM_LINUX
         select FEATURE_SYSLOG
         help
           getty lets you log in on a tty, it is normally invoked by init.
@@ -186,6 +187,7 @@ config GETTY
 config LOGIN
         bool "login"
         default y
+        depends on PLATFORM_LINUX
         select FEATURE_SUID
         select FEATURE_SYSLOG
         help
@@ -295,6 +297,7 @@ config SULOGIN
 config VLOCK
         bool "vlock"
         default y
+        depends on PLATFORM_LINUX
         select FEATURE_SUID
         help
           Build the "vlock" applet which allows you to lock (virtual) terminals.
diff --git a/miscutils/Config.src b/miscutils/Config.src
index 2f7c50271..e89e231e6 100644
--- a/miscutils/Config.src
+++ b/miscutils/Config.src
@@ -10,6 +10,7 @@ INSERT
 config ADJTIMEX
         bool "adjtimex"
         default y
+        depends on PLATFORM_LINUX
         help
           Adjtimex reads and optionally sets adjustment parameters for
           the Linux clock adjustment algorithm.
@@ -24,6 +25,7 @@ config BBCONFIG
 config BEEP
         bool "beep"
         default y
+        depends on PLATFORM_LINUX
         help
           The beep applets beeps in a given freq/Hz.
 
@@ -180,6 +182,7 @@ config FEATURE_DC_LIBM
 config DEVFSD
         bool "devfsd (obsolete)"
         default n
+        depends on PLATFORM_LINUX
         select FEATURE_SYSLOG
         help
           This is deprecated and should NOT be used anymore.
@@ -223,6 +226,7 @@ config DEVFSD_VERBOSE
 config FEATURE_DEVFS
         bool "Use devfs names for all devices (obsolete)"
         default n
+        depends on PLATFORM_LINUX
         help
           This is obsolete and should NOT be used anymore.
           Use linux >= 2.6 (optionally with hotplug) and mdev instead!
@@ -242,6 +246,7 @@ config DEVMEM
 config EJECT
         bool "eject"
         default y
+        depends on PLATFORM_LINUX
         help
           Used to eject cdroms. (defaults to /dev/cdrom)
 
@@ -256,6 +261,7 @@ config FEATURE_EJECT_SCSI
 config FBSPLASH
         bool "fbsplash"
         default y
+        depends on PLATFORM_LINUX
         help
           Shows splash image and progress bar on framebuffer device.
           Can be used during boot phase of an embedded device. ~2kb.
@@ -305,6 +311,7 @@ config FLASH_ERASEALL
 config IONICE
         bool "ionice"
         default y
+        depends on PLATFORM_LINUX
         help
           Set/set program io scheduling class and priority
           Requires kernel >= 2.6.13
@@ -344,6 +351,11 @@ endchoice
 config LESS
         bool "less"
         default y
+        depends on PLATFORM_LINUX
+        depends on PLATFORM_LINUX
+        depends on PLATFORM_LINUX
+        depends on PLATFORM_LINUX
+        depends on PLATFORM_LINUX
         help
           'less' is a pager, meaning that it displays text files. It possesses
           a wide array of features, and is an improvement over 'more'.
@@ -410,6 +422,7 @@ config FEATURE_LESS_LINENUMS
 config HDPARM
         bool "hdparm"
         default y
+        depends on PLATFORM_LINUX
         help
           Get/Set hard drive parameters. Primarily intended for ATA
           drives. Adds about 13k (or around 30k if you enable the
@@ -526,6 +539,7 @@ config MT
 config RAIDAUTORUN
         bool "raidautorun"
         default y
+        depends on PLATFORM_LINUX
         help
           raidautorun tells the kernel md driver to
           search and start RAID arrays.
@@ -533,7 +547,7 @@ config RAIDAUTORUN
 config READAHEAD
         bool "readahead"
         default y
-        depends on LFS
+        depends on LFS && PLATFORM_LINUX
         help
           Preload the files listed on the command line into RAM cache so that
           subsequent reads on these files will not block on disk I/O.
@@ -550,6 +564,7 @@ config READAHEAD
 config RFKILL
         bool "rfkill"
         default n  # doesn't build on Ubuntu 9.04
+        depends on PLATFORM_LINUX
         help
           Enable/disable wireless devices.
 
@@ -570,6 +585,7 @@ config RUNLEVEL
 config RX
         bool "rx"
         default y
+        depends on PLATFORM_LINUX
         help
           Receive files using the Xmodem protocol.
 
@@ -641,6 +657,7 @@ config WALL
 config WATCHDOG
         bool "watchdog"
         default y
+        depends on PLATFORM_LINUX
         help
           The watchdog utility is used with hardware or software watchdog
           device drivers. It opens the specified watchdog device special file
diff --git a/miscutils/conspy.c b/miscutils/conspy.c
index 509a0f271..a173d8efd 100644
--- a/miscutils/conspy.c
+++ b/miscutils/conspy.c
@@ -17,6 +17,7 @@
 //config:config CONSPY
 //config:       bool "conspy"
 //config:       default n
+//config:       depends on PLATFORM_LINUX
 //config:       help
 //config:         A text-mode VNC like program for Linux virtual terminals.
 //config:         example:  conspy NUM      shared access to console num
diff --git a/miscutils/ubi_attach_detach.c b/miscutils/ubi_attach_detach.c
index 7b92a8afc..0d63a10d5 100644
--- a/miscutils/ubi_attach_detach.c
+++ b/miscutils/ubi_attach_detach.c
@@ -12,12 +12,14 @@
 //config:config UBIATTACH
 //config:       bool "ubiattach"
 //config:       default n
+//config:       depends on PLATFORM_LINUX
 //config:       help
 //config:         Attach MTD device to an UBI device.
 //config:
 //config:config UBIDETACH
 //config:       bool "ubidetach"
 //config:       default n
+//config:       depends on PLATFORM_LINUX
 //config:       help
 //config:         Detach MTD device from an UBI device.
 
diff --git a/modutils/Config.src b/modutils/Config.src
index a7dcb3ab3..4191d29f2 100644
--- a/modutils/Config.src
+++ b/modutils/Config.src
@@ -4,6 +4,7 @@
 #
 
 menu "Linux Module Utilities"
+depends on PLATFORM_LINUX
 
 INSERT
 
diff --git a/networking/Config.src b/networking/Config.src
index 449436247..26c59e7c1 100644
--- a/networking/Config.src
+++ b/networking/Config.src
@@ -43,6 +43,7 @@ config FEATURE_PREFER_IPV4_ADDRESS
 config VERBOSE_RESOLUTION_ERRORS
         bool "Verbose resolution errors"
         default n
+        depends on PLATFORM_LINUX #because of xsocket() in libbb/xfuncs_prinf.c
         help
           Enable if you are not satisfied with simplistic
           "can't resolve 'hostname.com'" and want to know more.
@@ -51,18 +52,21 @@ config VERBOSE_RESOLUTION_ERRORS
 config ARP
         bool "arp"
         default y
+        depends on PLATFORM_LINUX
         help
           Manipulate the system ARP cache.
 
 config ARPING
         bool "arping"
         default y
+        depends on PLATFORM_LINUX
         help
           Ping hosts by ARP packets.
 
 config BRCTL
         bool "brctl"
         default y
+        depends on PLATFORM_LINUX
         help
           Manage ethernet bridges.
           Supports addbr/delbr and addif/delif.
@@ -95,6 +99,7 @@ config DNSD
 config ETHER_WAKE
         bool "ether-wake"
         default y
+        depends on PLATFORM_LINUX
         help
           Send a magic packet to wake up sleeping machines.
 
@@ -269,6 +274,7 @@ config FEATURE_HTTPD_PROXY
 config IFCONFIG
         bool "ifconfig"
         default y
+        depends on PLATFORM_LINUX
         help
           Ifconfig is used to configure the kernel-resident network interfaces.
 
@@ -316,6 +322,7 @@ config FEATURE_IFCONFIG_BROADCAST_PLUS
 config IFENSLAVE
         bool "ifenslave"
         default y
+        depends on PLATFORM_LINUX
         help
           Userspace application to bind several interfaces
           to a logical interface (use with kernel bonding driver).
@@ -323,6 +330,7 @@ config IFENSLAVE
 config IFPLUGD
         bool "ifplugd"
         default y
+        depends on PLATFORM_LINUX
         help
           Network interface plug detection daemon.
 
@@ -364,7 +372,7 @@ config FEATURE_IFUPDOWN_IP
 config FEATURE_IFUPDOWN_IP_BUILTIN
         bool "Use busybox ip applet"
         default y
-        depends on FEATURE_IFUPDOWN_IP
+        depends on FEATURE_IFUPDOWN_IP && PLATFORM_LINUX
         select IP
         select FEATURE_IP_ADDRESS
         select FEATURE_IP_LINK
@@ -483,6 +491,7 @@ config FEATURE_INETD_RPC
 config IP
         bool "ip"
         default y
+        depends on PLATFORM_LINUX
         help
           The "ip" applet is a TCP/IP interface configuration and routing
           utility. You generally don't need "ip" to use busybox with
@@ -598,6 +607,7 @@ config FEATURE_IPCALC_LONG_OPTIONS
 config NAMEIF
         bool "nameif"
         default y
+        depends on PLATFORM_LINUX
         select FEATURE_SYSLOG
         help
           nameif is used to rename network interface by its MAC address.
@@ -626,6 +636,7 @@ config FEATURE_NAMEIF_EXTENDED
 config NETSTAT
         bool "netstat"
         default y
+        depends on PLATFORM_LINUX
         help
           netstat prints information about the Linux networking subsystem.
 
@@ -654,6 +665,7 @@ config NSLOOKUP
 config NTPD
         bool "ntpd"
         default y
+        depends on PLATFORM_LINUX
         help
           The NTP client/server daemon.
 
@@ -668,6 +680,7 @@ config FEATURE_NTPD_SERVER
 config PING
         bool "ping"
         default y
+        depends on PLATFORM_LINUX
         help
           ping uses the ICMP protocol's mandatory ECHO_REQUEST datagram to
           elicit an ICMP ECHO_RESPONSE from a host or gateway.
@@ -696,12 +709,14 @@ config PSCAN
 config ROUTE
         bool "route"
         default y
+        depends on PLATFORM_LINUX
         help
           Route displays or manipulates the kernel's IP routing tables.
 
 config SLATTACH
         bool "slattach"
         default y
+        depends on PLATFORM_LINUX
         help
           slattach is a small utility to attach network interfaces to serial
           lines.
@@ -719,6 +734,7 @@ config SLATTACH
 config TCPSVD
         bool "tcpsvd"
         default y
+        depends on PLATFORM_LINUX
         help
           tcpsvd listens on a TCP port and runs a program for each new
           connection.
@@ -888,6 +904,7 @@ config TFTP_DEBUG
 config TRACEROUTE
         bool "traceroute"
         default y
+        depends on PLATFORM_LINUX
         help
           Utility to trace the route of IP packets.
 
@@ -924,6 +941,7 @@ config FEATURE_TRACEROUTE_USE_ICMP
 config TUNCTL
         bool "tunctl"
         default y
+        depends on PLATFORM_LINUX
         help
           tunctl creates or deletes tun devices.
 
@@ -949,6 +967,7 @@ config IFUPDOWN_UDHCPC_CMD_OPTIONS
 config UDPSVD
         bool "udpsvd"
         default y
+        depends on PLATFORM_LINUX
         help
           udpsvd listens on an UDP port and runs a program for each new
           connection.
@@ -956,6 +975,7 @@ config UDPSVD
 config VCONFIG
         bool "vconfig"
         default y
+        depends on PLATFORM_LINUX
         help
           Creates, removes, and configures VLAN interfaces
 
@@ -990,6 +1010,7 @@ config FEATURE_WGET_LONG_OPTIONS
 config ZCIP
         bool "zcip"
         default y
+        depends on PLATFORM_LINUX
         select FEATURE_SYSLOG
         help
           ZCIP provides ZeroConf IPv4 address selection, according to RFC 3927.
diff --git a/networking/udhcp/Config.src b/networking/udhcp/Config.src
index aac88569b..331dffc2e 100644
--- a/networking/udhcp/Config.src
+++ b/networking/udhcp/Config.src
@@ -8,6 +8,7 @@ INSERT
 config UDHCPD
         bool "udhcp server (udhcpd)"
         default y
+        depends on PLATFORM_LINUX
         help
           udhcpd is a DHCP server geared primarily toward embedded systems,
           while striving to be fully functional and RFC compliant.
@@ -51,6 +52,7 @@ config DHCPD_LEASES_FILE
 config UDHCPC
         bool "udhcp client (udhcpc)"
         default y
+        depends on PLATFORM_LINUX
         help
           udhcpc is a DHCP client geared primarily toward embedded systems,
           while striving to be fully functional and RFC compliant.
diff --git a/procps/Config.src b/procps/Config.src
index e61de5614..1ff6dfd30 100644
--- a/procps/Config.src
+++ b/procps/Config.src
@@ -10,6 +10,7 @@ INSERT
 config FREE
         bool "free"
         default y
+        depends on PLATFORM_LINUX #sysinfo()
         help
           free displays the total amount of free and used physical and swap
           memory in the system, as well as the buffers used by the kernel.
@@ -104,7 +105,7 @@ config FEATURE_PS_WIDE
 config FEATURE_PS_TIME
         bool "Enable time and elapsed time output"
         default y
-        depends on PS && DESKTOP
+        depends on PS && DESKTOP && PLATFORM_LINUX #sysinfo()
         help
           Support -o time and -o etime output specifiers.
 
@@ -200,6 +201,7 @@ config FEATURE_SHOW_THREADS
 config UPTIME
         bool "uptime"
         default y
+        depends on PLATFORM_LINUX #sysinfo()
         help
           uptime gives a one line display of the current time, how long
           the system has been running, how many users are currently logged
diff --git a/shell/cttyhack.c b/shell/cttyhack.c
index 7af13fdfd..a80d49dc3 100644
--- a/shell/cttyhack.c
+++ b/shell/cttyhack.c
@@ -13,6 +13,7 @@
 //config:config CTTYHACK
 //config:       bool "cttyhack"
 //config:       default y
+//config:       depends on PLATFORM_LINUX
 //config:       help
 //config:         One common problem reported on the mailing list is "can't access tty;
 //config:         job control turned off" error message which typically appears when
diff --git a/sysklogd/Config.src b/sysklogd/Config.src
index 6d574abb1..bfe2d1cc3 100644
--- a/sysklogd/Config.src
+++ b/sysklogd/Config.src
@@ -109,6 +109,7 @@ config FEATURE_LOGREAD_REDUCED_LOCKING
 config KLOGD
         bool "klogd"
         default y
+        depends on PLATFORM_LINUX
         help
           klogd is a utility which intercepts and logs all
           messages from the Linux kernel and sends the messages
diff --git a/util-linux/Config.src b/util-linux/Config.src
index 91d1fc2ce..98953c17b 100644
--- a/util-linux/Config.src
+++ b/util-linux/Config.src
@@ -10,6 +10,7 @@ INSERT
 config ACPID
         bool "acpid"
         default y
+        depends on PLATFORM_LINUX
         help
           acpid listens to ACPI events coming either in textual form from
           /proc/acpi/event (though it is marked deprecated it is still widely
@@ -32,6 +33,7 @@ config FEATURE_ACPID_COMPAT
 config BLKID
         bool "blkid"
         default y
+        depends on PLATFORM_LINUX
         select VOLUMEID
         help
           Lists labels and UUIDs of all filesystems.
@@ -41,6 +43,7 @@ config BLKID
 config DMESG
         bool "dmesg"
         default y
+        depends on PLATFORM_LINUX
         help
           dmesg is used to examine or control the kernel ring buffer. When the
           Linux kernel prints messages to the system log, they are stored in
@@ -74,6 +77,7 @@ config FEATURE_DMESG_PRETTY
 config FBSET
         bool "fbset"
         default y
+        depends on PLATFORM_LINUX
         help
           fbset is used to show or change the settings of a Linux frame buffer
           device. The frame buffer device provides a simple and unique
@@ -102,6 +106,7 @@ config FEATURE_FBSET_READMODE
 config FDFLUSH
         bool "fdflush"
         default y
+        depends on PLATFORM_LINUX
         help
           fdflush is only needed when changing media on slightly-broken
           removable media drives. It is used to make Linux believe that a
@@ -114,12 +119,14 @@ config FDFLUSH
 config FDFORMAT
         bool "fdformat"
         default y
+        depends on PLATFORM_LINUX
         help
           fdformat is used to low-level format a floppy disk.
 
 config FDISK
         bool "fdisk"
         default y
+        depends on PLATFORM_LINUX
         help
           The fdisk utility is used to divide hard disks into one or more
           logical disks, which are generally called partitions. This utility
@@ -187,6 +194,7 @@ config FEATURE_FDISK_ADVANCED
 config FINDFS
         bool "findfs"
         default y
+        depends on PLATFORM_LINUX
         select VOLUMEID
         help
           Prints the name of a filesystem with given label or UUID.
@@ -202,6 +210,7 @@ config FLOCK
 config FREERAMDISK
         bool "freeramdisk"
         default y
+        depends on PLATFORM_LINUX
         help
           Linux allows you to create ramdisks. This utility allows you to
           delete them and completely free all memory that was used for the
@@ -224,12 +233,14 @@ config FSCK_MINIX
 config MKFS_EXT2
         bool "mkfs_ext2"
         default y
+        depends on PLATFORM_LINUX
         help
           Utility to create EXT2 filesystems.
 
 config MKFS_MINIX
         bool "mkfs_minix"
         default y
+        depends on PLATFORM_LINUX
         help
           The minix filesystem is a nice, small, compact, read-write filesystem
           with little overhead. If you wish to be able to create minix
@@ -247,6 +258,7 @@ config FEATURE_MINIX2
 config MKFS_REISER
         bool "mkfs_reiser"
         default n
+        depends on PLATFORM_LINUX
         help
           Utility to create ReiserFS filesystems.
           Note: this applet needs a lot of testing and polishing.
@@ -254,6 +266,7 @@ config MKFS_REISER
 config MKFS_VFAT
         bool "mkfs_vfat"
         default y
+        depends on PLATFORM_LINUX
         help
           Utility to create FAT32 filesystems.
 
@@ -302,6 +315,7 @@ config HD
 config HWCLOCK
         bool "hwclock"
         default y
+        depends on PLATFORM_LINUX
         help
           The hwclock utility is used to read and set the hardware clock
           on a system. This is primarily used to set the current time on
@@ -341,6 +355,7 @@ config IPCRM
 config IPCS
         bool "ipcs"
         default y
+        depends on PLATFORM_LINUX
         select FEATURE_SUID
         help
           The ipcs utility is used to provide information on the currently
@@ -349,6 +364,7 @@ config IPCS
 config LOSETUP
         bool "losetup"
         default y
+        depends on PLATFORM_LINUX
         help
           losetup is used to associate or detach a loop device with a regular
           file or block device, and to query the status of a loop device. This
@@ -357,6 +373,7 @@ config LOSETUP
 config LSPCI
         bool "lspci"
         default y
+        #depends on PLATFORM_LINUX
         help
           lspci is a utility for displaying information about PCI buses in the
           system and devices connected to them.
@@ -366,6 +383,7 @@ config LSPCI
 config LSUSB
         bool "lsusb"
         default y
+        #depends on PLATFORM_LINUX
         help
           lsusb is a utility for displaying information about USB buses in the
           system and devices connected to them.
@@ -375,6 +393,7 @@ config LSUSB
 config MDEV
         bool "mdev"
         default y
+        depends on PLATFORM_LINUX
         help
           mdev is a mini-udev implementation for dynamically creating device
           nodes in the /dev directory.
@@ -473,6 +492,7 @@ config FEATURE_USE_TERMIOS
 config MOUNT
         bool "mount"
         default y
+        depends on PLATFORM_LINUX
         help
           All files and filesystems in Unix are arranged into one big directory
           tree. The 'mount' utility is used to graft a filesystem onto a
@@ -555,6 +575,7 @@ config FEATURE_MOUNT_FSTAB
 config PIVOT_ROOT
         bool "pivot_root"
         default y
+        depends on PLATFORM_LINUX
         help
           The pivot_root utility swaps the mount points for the root filesystem
           with some other mounted filesystem. This allows you to do all sorts
@@ -582,12 +603,14 @@ config RDEV
 config READPROFILE
         bool "readprofile"
         default y
+        #depends on PLATFORM_LINUX
         help
           This allows you to parse /proc/profile for basic profiling.
 
 config RTCWAKE
         bool "rtcwake"
         default y
+        depends on PLATFORM_LINUX
         help
           Enter a system sleep state until specified wakeup time.
 
@@ -607,6 +630,7 @@ config SCRIPTREPLAY
 config SETARCH
         bool "setarch"
         default y
+        depends on PLATFORM_LINUX
         help
           The linux32 utility is used to create a 32bit environment for the
           specified program (usually a shell). It only makes sense to have
@@ -616,6 +640,7 @@ config SETARCH
 config SWAPONOFF
         bool "swaponoff"
         default y
+        depends on PLATFORM_LINUX
         help
           This option enables both the 'swapon' and the 'swapoff' utilities.
           Once you have created some swap space using 'mkswap', you also need
@@ -634,6 +659,7 @@ config FEATURE_SWAPON_PRI
 config SWITCH_ROOT
         bool "switch_root"
         default y
+        depends on PLATFORM_LINUX
         help
           The switch_root utility is used from initramfs to select a new
           root device. Under initramfs, you have to use this instead of
@@ -653,6 +679,7 @@ config SWITCH_ROOT
 config UMOUNT
         bool "umount"
         default y
+        depends on PLATFORM_LINUX
         help
           When you want to remove a mounted filesystem from its current mount
           point, for example when you are shutting down the system, the