INSTALL.md really only talks about install-related stuff, now

[code/vcsh.git] / vcsh

diff --git a/vcsh b/vcsh
index c12ee740b565282156f22a812134b7a7a5a27e3c..c1b4874f5e78bcbbe5a8c8ccb2276f3ed25d23d9 100755 (executable)
--- a/vcsh
+++ b/vcsh
@@ -1,30 +1,30 @@
 #!/bin/sh
 
-[ "$VCSH_DEBUG" = '1' ] && set -x
+[ -n "$VCSH_DEBUG" ] && set -x
 
 SELF=$(basename $0)
 
 [ -z "$XDG_CONFIG_HOME" ] && XDG_CONFIG_HOME="$HOME/.config"
-for check_directory in "$XDG_CONFIG_HOME" "$XDG_CONFIG_HOME/vcsh" "$XDG_CONFIG_HOME/vcsh/repo.d"
+[ -z "$VCSH_BASE" ]       && VCSH_BASE="$XDG_CONFIG_HOME/vcsh/repo.d"
+for check_directory in "$VCSH_BASE"
 do
        if [ ! -d "$check_directory" ]; then
                if [ -e "$check_directory" ]; then
                        echo "$SELF: error: $check_directory exists but is not a directory" >&2
                        exit 2
                else
-                       mkdir "$check_directory" || (echo "$SELF: error: could not create $check_directory" >&2; exit 2)
+                       mkdir -p "$check_directory" || (echo "$SELF: error: could not create $check_directory" >&2; exit 2)
                fi
        fi
 done
 
-VCSH_BASE="$XDG_CONFIG_HOME/vcsh/repo.d"
 
 debug() {
-       [ "$VCSH_DEBUG" = '1' ] && echo "$SELF: debug: $1"
+       [ -n "$VCSH_DEBUG" ] && echo "$SELF: debug: $1"
 }
 
 verbose() {
-       if [ "$VCSH_DEBUG" = '1' ] || [ "$VCSH_VERBOSE" = '1' ]; then echo "$SELF: verbose: $1"; fi
+       if [ -n "$VCSH_DEBUG" ] || [ -n "$VCSH_VERBOSE" ]; then echo "$SELF: verbose: $1"; fi
 }
 
 #   use <repo>     Use this repository
@@ -42,7 +42,7 @@ help() {
 
    init <repo>       Initialize a new repository
    clone <remote> \\
-         [<repo>]    Clone from an existing repository
+         [<repo>]    Clone from an existing repository" >&2
 }
 
 use() {
@@ -144,6 +144,7 @@ elif [ "$1" = 'clone' ]; then
        done
        [ "$VCSH_CONFLICT" = '1' ] &&
                echo "$SELF: fatal: will stop after fetching and not try to merge!\n" &&
+               echo "  Once this situation has been resolved, run 'vcsh run <foo> git pull' to finish cloning.\n" &&
                exit 3
        git merge origin/master
 #      vcsh use $REPO_NAME
@@ -151,7 +152,7 @@ elif [ "$1" = 'clone' ]; then
 
 elif [ "$1" = 'init' ]; then
        verbose "init begin"
-       [ -z $2 ] && help; return 0
+       [ -z $2 ] && help && return 0
        export REPO_NAME="$2"
        export GIT_DIR="$VCSH_BASE/$REPO_NAME.git"
        init