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c/r: log the exact command we exec

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Signed-off-by: Tycho Andersen <tycho.andersen@canonical.com>
This commit is contained in:
Tycho Andersen 2016-03-18 10:19:36 -06:00
parent 72e7e16809
commit cf4b07a5af
1 changed files with 10 additions and 1 deletions
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11
src/lxc/criu.c
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@ -126,7 +126,7 @@ static void exec_criu(struct criu_opts *opts)
int netnr = 0;
struct lxc_list *it;
char buf[4096], tty_info[32];
char buf[4096], *pos, tty_info[32];
/* If we are currently in a cgroup /foo/bar, and the container is in a
* cgroup /lxc/foo, lxcfs will give us an ENOENT if some task in the
@ -356,6 +356,15 @@ static void exec_criu(struct criu_opts *opts)
argv[argc] = NULL;
buf[0] = 0;
pos = buf;
for (i = 0; argv[i]; i++) {
pos = strncat(buf, argv[i], buf + sizeof(buf) - pos);
pos = strncat(buf, " ", buf + sizeof(buf) - pos);
}
INFO("execing: %s", buf);
#undef DECLARE_ARG
execv(argv[0], argv);
err: