* [Qemu-devel] envlist_setenv...
@ 2012-01-10 7:42 Davide
2012-01-17 20:54 ` [Qemu-devel] Fwd: envlist_setenv Davide
0 siblings, 1 reply; 4+ messages in thread
From: Davide @ 2012-01-10 7:42 UTC (permalink / raw)
To: qemu-devel
What does this loop in main?
for (wrk = environ; *wrk != NULL; wrk++) {
(void) envlist_setenv(envlist, *wrk);
}
^ permalink raw reply [flat|nested] 4+ messages in thread
* [Qemu-devel] Fwd: envlist_setenv...
2012-01-10 7:42 [Qemu-devel] envlist_setenv Davide
@ 2012-01-17 20:54 ` Davide
2012-01-18 7:48 ` 陳韋任
2012-01-18 7:57 ` 陳韋任
0 siblings, 2 replies; 4+ messages in thread
From: Davide @ 2012-01-17 20:54 UTC (permalink / raw)
To: qemu-devel
What does this loop in main?
for (wrk = environ; *wrk != NULL; wrk++) {
(void) envlist_setenv(envlist, *wrk);
}
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Qemu-devel] Fwd: envlist_setenv...
2012-01-17 20:54 ` [Qemu-devel] Fwd: envlist_setenv Davide
@ 2012-01-18 7:48 ` 陳韋任
2012-01-18 7:57 ` 陳韋任
1 sibling, 0 replies; 4+ messages in thread
From: 陳韋任 @ 2012-01-18 7:48 UTC (permalink / raw)
To: Davide; +Cc: qemu-devel
Hi,
> What does this loop in main?
>
> for (wrk = environ; *wrk != NULL; wrk++) {
> (void) envlist_setenv(envlist, *wrk);
> }
You can check envlist.[ch] first. I think what the loop does is copying host
environ (user environment. HOME, SHELL, PATH...etc) to struct envlist (envlist.c).
Latter on, QEMU calls function envlist_to_environ to transform envlist to target
environ which is used by the guest application.
HTH,
chenwj
--
Wei-Ren Chen (陳韋任)
Computer Systems Lab, Institute of Information Science,
Academia Sinica, Taiwan (R.O.C.)
Tel:886-2-2788-3799 #1667
Homepage: http://people.cs.nctu.edu.tw/~chenwj
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Qemu-devel] Fwd: envlist_setenv...
2012-01-17 20:54 ` [Qemu-devel] Fwd: envlist_setenv Davide
2012-01-18 7:48 ` 陳韋任
@ 2012-01-18 7:57 ` 陳韋任
1 sibling, 0 replies; 4+ messages in thread
From: 陳韋任 @ 2012-01-18 7:57 UTC (permalink / raw)
To: qemu-devel
On Tue, Jan 17, 2012 at 09:54:36PM +0100, Davide wrote:
>
> What does this loop in main?
>
> for (wrk = environ; *wrk != NULL; wrk++) {
> (void) envlist_setenv(envlist, *wrk);
> }
Seems the return value (error code) of envlist_setenv is ignored here...
--
Wei-Ren Chen (陳韋任)
Computer Systems Lab, Institute of Information Science,
Academia Sinica, Taiwan (R.O.C.)
Tel:886-2-2788-3799 #1667
Homepage: http://people.cs.nctu.edu.tw/~chenwj
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2012-01-18 7:57 UTC | newest]
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2012-01-10 7:42 [Qemu-devel] envlist_setenv Davide
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2012-01-18 7:57 ` 陳韋任
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