From 0f1a928d310ea35465f892ff0bda563d110a4ce7 Mon Sep 17 00:00:00 2001
From: Dario Faggioli <dfaggioli@suse.com>
Date: Thu, 28 Jul 2022 10:10:28 +0200
Subject: [PATCH 3/4] distrobox: if no command is specified, default to enter

If just `distrobox` is invoked, without any command, assume
`distrobox enter`.

Signed-off-by: Dario Faggioli <dfaggioli@suse.com>
---
 distrobox      | 19 ++++++++++++-------
 docs/README.md |  1 +
 2 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/distrobox b/distrobox
index 4e37031..ce0469c 100755
--- a/distrobox
+++ b/distrobox
@@ -19,6 +19,11 @@
 # along with distrobox; if not, see <http://www.gnu.org/licenses/>.
 
 # POSIX
+# Optional env variables:
+#	DBX_DEFAULT_COMMAND
+
+default_command="enter"
+[ -n "${DBX_DEFAULT_COMMAND}" ] && default_command="${DBX_DEFAULT_COMMAND}"
 
 trap '[ "$?" -ne 0 ] && printf "\nAn error occurred\n"' EXIT
 
@@ -43,11 +48,6 @@ Choose one of the available commands:
 EOF
 }
 
-if [ $# -eq 0 ]; then
-	show_help
-	exit
-fi
-
 # Handle 'help' here, before setting 'errexit', so we have a chance
 # to show our help if the man command is there but fails.
 if [ "$1" = "help" ] || [ "$1" = "--help" ] || [ "$1" = "-h" ]; then
@@ -62,8 +62,13 @@ set -o errexit
 set -o nounset
 
 distrobox_path="$(dirname "${0}")"
-distrobox_command="${1}"
-shift
+if [ $# -eq 0 ]; then
+	printf "No command specified. Assuming: distrobox-%s\n" "${default_command}"
+	distrobox_command="${default_command}"
+else
+	distrobox_command="${1}"
+	shift
+fi
 
 # Simple wrapper to the distrobox utilities.
 # We just detect the 1st argument and launch the matching distrobox utility.
diff --git a/docs/README.md b/docs/README.md
index df00785..64e4c0d 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -268,6 +268,7 @@ Alternatively it is possible to specify preferences using ENV variables:
 - DBX_CONTAINER_NAME
 - DBX_NON_INTERACTIVE
 - DBX_SKIP_WORKDIR
+- DBX_DEFAULT_COMMAND
 
 ---
 
-- 
2.37.1