Use bash to find dir rather than subshell

add_mirror.sh

@@ -9,7 +9,7 @@
 set -e
 
 #Include all user options and dependencies
-git_mirrors_dir="$(dirname "${0}")"
+git_mirrors_dir="${0%/*}"
 . "${git_mirrors_dir}/config.sh"
 . "${git_mirrors_dir}/lib/VERSION"
 . "${git_mirrors_dir}/lib/functions.sh"

delete_mirror.sh

@@ -7,11 +7,12 @@
 set -e
 
 #Include all user options and dependencies
-git_mirrors_dir="$(dirname "${0}")"
+git_mirrors_dir="${0%/*}"
+. "${git_mirrors_dir}/config.sh"
+. "${git_mirrors_dir}/lib/VERSION"
+. "${git_mirrors_dir}/lib/functions.sh"
+
 cd "${git_mirrors_dir}"
-. "config.sh"
-. "lib/VERSION"
-. "lib/functions.sh"
 
 PROGNAME="${0##*/}"
 PROGVERSION="${VERSION}"

git-mirrors.sh

@@ -4,7 +4,7 @@
 #Created Tue Sep 10 23:01:08 EDT 2013
 
 #Include all user options and dependencies
-git_mirrors_dir="$(dirname "${0}")"
+git_mirrors_dir="${0%/*}"
 . "${git_mirrors_dir}/config.sh"
 . "${git_mirrors_dir}/lib/VERSION"
 . "${git_mirrors_dir}/lib/functions.sh"

ls-mirrors.sh

@@ -9,7 +9,7 @@
 set -e
 
 #Include all user options and dependencies
-git_mirrors_dir="$(dirname "${0}")"
+git_mirrors_dir="${0%/*}"
 . "${git_mirrors_dir}/config.sh"
 . "${git_mirrors_dir}/lib/VERSION"
 . "${git_mirrors_dir}/lib/functions.sh"

update_mirror.sh

@@ -9,11 +9,12 @@
 set -e
 
 #Include all user options and dependencies
-git_mirrors_dir="$(dirname "${0}")"
+git_mirrors_dir="${0%/*}"
+. "${git_mirrors_dir}/config.sh"
+. "${git_mirrors_dir}/lib/VERSION"
+. "${git_mirrors_dir}/lib/functions.sh"
+
 cd "${git_mirrors_dir}"
-. "config.sh"
-. "lib/VERSION"
-. "lib/functions.sh"
 
 PROGNAME="${0##*/}"
 PROGVERSION="${VERSION}"