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nspawn: add --no-pager switch

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It only matters for --help.
This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2019-03-21 15:24:50 +01:00 committed by Lennart Poettering
parent 9dd6ccf7c0
commit bb068de080
2 changed files with 12 additions and 1 deletions
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3
man/systemd-nspawn.xml
View File

@ -1325,12 +1325,15 @@
<listitem><para>Equivalent to <option>--console=pipe</option>.</para></listitem>
</varlistentry>
<xi:include href="standard-options.xml" xpointer="no-pager" />
<xi:include href="standard-options.xml" xpointer="help" />
<xi:include href="standard-options.xml" xpointer="version" />
</variablelist>
</refsect2>
</refsect1>
<xi:include href="less-variables.xml" />
<refsect1>
<title>Examples</title>

10
src/nspawn/nspawn.c
View File

@ -187,6 +187,7 @@ static char **arg_network_veth_extra = NULL;
static char *arg_network_bridge = NULL;
static char *arg_network_zone = NULL;
static char *arg_network_namespace_path = NULL;
static PagerFlags arg_pager_flags = 0;
static unsigned long arg_personality = PERSONALITY_INVALID;
static char *arg_image = NULL;
static char *arg_oci_bundle = NULL;
@ -232,7 +233,7 @@ static int help(void) {
_cleanup_free_ char *link = NULL;
int r;
(void) pager_open(false);
(void) pager_open(arg_pager_flags);
r = terminal_urlify_man("systemd-nspawn", "1", &link);
if (r < 0)
@ -243,6 +244,7 @@ static int help(void) {
" -h --help Show this help\n"
" --version Print version string\n"
" -q --quiet Do not show status information\n"
" --no-pager Do not pipe output into a pager\n"
" --settings=BOOLEAN Load additional settings from .nspawn file\n\n"
"%3$sImage:%4$s\n"
" -D --directory=PATH Root directory for the container\n"
@ -557,6 +559,7 @@ static int parse_argv(int argc, char *argv[]) {
ARG_CONSOLE,
ARG_PIPE,
ARG_OCI_BUNDLE,
ARG_NO_PAGER,
};
static const struct option options[] = {
@ -621,6 +624,7 @@ static int parse_argv(int argc, char *argv[]) {
{ "console", required_argument, NULL, ARG_CONSOLE },
{ "pipe", no_argument, NULL, ARG_PIPE },
{ "oci-bundle", required_argument, NULL, ARG_OCI_BUNDLE },
{ "no-pager", no_argument, NULL, ARG_NO_PAGER },
{}
};
@ -1365,6 +1369,10 @@ static int parse_argv(int argc, char *argv[]) {
arg_settings_mask |= SETTING_CONSOLE_MODE;
break;
case ARG_NO_PAGER:
arg_pager_flags |= PAGER_DISABLE;
break;
case '?':
return -EINVAL;