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migration: merge qemu_popen_cmd with qemu_popen

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There is no reason for outgoing exec migration to do popen manually
anymore (the reason used to be that we needed the FILE* to make it
non-blocking).  Use qemu_popen_cmd.

Reviewed-by: Orit Wasserman <owasserm@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
This commit is contained in:
Paolo Bonzini 2013-02-22 17:36:36 +01:00 • committed by Juan Quintela
parent a0ff044b8e
commit 817b9ed5eb
3 changed files with 12 additions and 21 deletions
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10
migration-exec.c
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@ -59,19 +59,17 @@ static int exec_close(MigrationState *s)
void exec_start_outgoing_migration(MigrationState *s, const char *command, Error **errp)
{
FILE *f;
f = popen(command, "w");
QEMUFile *f;
f = qemu_popen_cmd(command, "w");
if (f == NULL) {
error_setg_errno(errp, errno, "failed to popen the migration target");
return;
}
s->fd = fileno(f);
s->opaque = f;
s->fd = qemu_get_fd(f);
assert(s->fd != -1);
s->opaque = qemu_popen(f, "w");
s->close = exec_close;
s->get_error = file_errno;
s->write = file_write;