nspawn: add -E as alias for --setenv

v2:
- "=" is required, so remove the <optional> tags that v1 added

diff --git a/man/systemd-nspawn.xml b/man/systemd-nspawn.xml
index 8a004af1a23a37e1d0a167fb7691716d950b1744..6732b9d7becf137dc521052f1688244aa0a486ea 100644 (file)
--- a/man/systemd-nspawn.xml
+++ b/man/systemd-nspawn.xml
@@ -737,7 +737,8 @@
       </varlistentry>
 
       <varlistentry>
-        <term><option>--setenv=</option></term>
+        <term><option>-E <replaceable>NAME</replaceable>=<replaceable>VALUE</replaceable></option></term>
+        <term><option>--setenv=<replaceable>NAME</replaceable>=<replaceable>VALUE</replaceable></option></term>
 
         <listitem><para>Specifies an environment variable assignment
         to pass to the init process in the container, in the format

diff --git a/src/nspawn/nspawn.c b/src/nspawn/nspawn.c
index 8c1672ba0c3defa56fda491298b65dc2375beba0..a07f148ef64a257e313ae6dc5001557626b52fbc 100644 (file)
--- a/src/nspawn/nspawn.c
+++ b/src/nspawn/nspawn.c
@@ -250,7 +250,7 @@ static void help(void) {
                "                            the container\n"
                "     --overlay-ro=PATH[:PATH...]:PATH\n"
                "                            Similar, but creates a read-only overlay mount\n"
-               "     --setenv=NAME=VALUE    Pass an environment variable to PID 1\n"
+               "  -E --setenv=NAME=VALUE    Pass an environment variable to PID 1\n"
                "     --share-system         Share system namespaces with host\n"
                "     --register=BOOLEAN     Register container as machine\n"
                "     --keep-unit            Do not register a scope for the machine, reuse\n"
@@ -333,7 +333,6 @@ static int parse_argv(int argc, char *argv[]) {
                 ARG_TMPFS,
                 ARG_OVERLAY,
                 ARG_OVERLAY_RO,
-                ARG_SETENV,
                 ARG_SHARE_SYSTEM,
                 ARG_REGISTER,
                 ARG_KEEP_UNIT,
@@ -374,7 +373,7 @@ static int parse_argv(int argc, char *argv[]) {
                 { "overlay-ro",            required_argument, NULL, ARG_OVERLAY_RO        },
                 { "machine",               required_argument, NULL, 'M'                   },
                 { "slice",                 required_argument, NULL, 'S'                   },
-                { "setenv",                required_argument, NULL, ARG_SETENV            },
+                { "setenv",                required_argument, NULL, 'E'                   },
                 { "selinux-context",       required_argument, NULL, 'Z'                   },
                 { "selinux-apifs-context", required_argument, NULL, 'L'                   },
                 { "quiet",                 no_argument,       NULL, 'q'                   },
@@ -711,7 +710,7 @@ static int parse_argv(int argc, char *argv[]) {
                         break;
                 }
 
-                case ARG_SETENV: {
+                case 'E': {
                         char **n;
 
                         if (!env_assignment_is_valid(optarg)) {