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author | Rusty Russell <rusty@rustcorp.com.au> | 2014-04-28 11:34:33 +0930 |
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committer | Rusty Russell <rusty@rustcorp.com.au> | 2014-04-28 11:48:34 +0930 |
commit | 51e158c12aca3c9ac63988611a97c05109b14dc9 (patch) | |
tree | 579ef4259a17200a77ec111c6a6ca082d43a368d /Documentation | |
parent | 2ee41e62ba5b952e9d9fcba6f7079a0c608bb849 (diff) |
param: hand arguments after -- straight to init
The kernel passes any args it doesn't need through to init, except it
assumes anything containing '.' belongs to the kernel (for a module).
This change means all users can clearly distinguish which arguments
are for init.
For example, the kernel uses debug ("dee-bug") to mean log everything to
the console, where systemd uses the debug from the Scandinavian "day-boog"
meaning "fail to boot". If a future versions uses argv[] instead of
reading /proc/cmdline, this confusion will be avoided.
eg: test 'FOO="this is --foo"' -- 'systemd.debug="true true true"'
Gives:
argv[0] = '/debug-init'
argv[1] = 'test'
argv[2] = 'systemd.debug=true true true'
envp[0] = 'HOME=/'
envp[1] = 'TERM=linux'
envp[2] = 'FOO=this is --foo'
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'Documentation')
0 files changed, 0 insertions, 0 deletions