init: make the initial $TERM value configurable

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

diff --git a/init/Config.src b/init/Config.src
index 590e2989064ff2140891d45bf3cdca81aea1cf90..2cac3573ea29cda2b339d31ab6ab7825b6947353 100644 (file)
--- a/init/Config.src
+++ b/init/Config.src
@@ -89,6 +89,18 @@ config FEATURE_INITRD
          This does not apply to initramfs, which runs /init as PID 1 and
          requires no special support.
 
+config INIT_TERMINAL_TYPE
+       string "Initial terminal type"
+       default "linux"
+       depends on INIT
+       help
+         This is the initial value set by init for the TERM environment
+         variable. This variable is used by programs which make use of
+         extended terminal capabilities.
+
+         Note that on Linux, init attempts to detect serial terminal and
+         sets TERM to "vt102" if one is found.
+
 config HALT
        bool "poweroff, halt, and reboot"
        default y

diff --git a/init/init.c b/init/init.c
index d8bf15894539cda3a914d58bbc6382729ec7e46d..fa1af6d7c9e554bf2c1481e95612b81a4dc3b787 100644 (file)
--- a/init/init.c
+++ b/init/init.c
@@ -205,7 +205,7 @@ static void console_init(void)
        } else
 #endif
        if (!s)
-               putenv((char*)"TERM=linux");
+               putenv((char*)"TERM=" CONFIG_INIT_TERMINAL_TYPE);
 }
 
 /* Set terminal settings to reasonable defaults.