tree e3e8ad4bf17598ac3c6aeb6c5fed81fc1096b615
parent 9c900a9c9d9351e55ab6a84e12e3a52c474c7c8b
author Sam Ravnborg <sam@ravnborg.org> 1194723605 +0100
committer Sam Ravnborg <sam@ravnborg.org> 1194897740 +0100

kconfig: add helper to set config symbol from environment variable

Add conf_set_env_sym() that can set an already defined symbol
based on the value of an environment variable.

Unknown symbols are silently ignored.
A warning is printed if the value of the environment variable
is unexpected.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Roman Zippel <zippel@linux-m68k.org>