8 files changed, 59 insertions, 9 deletions
diff --git a/contrib/cpt-cat b/contrib/cpt-cat
index 199eefc..0529287 100755
--- a/contrib/cpt-cat
+++ b/contrib/cpt-cat
@@ -1,7 +1,14 @@
 #!/bin/sh -e
 # Concatanate package files in the installed package database
 # File names are printed to stderr.
-case "$1" in ''|--help|-h) printf '\033[1;33m-> \033[musage: %s [pkg] [file...]\n' "${0##*/}" ; exit 0; esac
+case "$1" in
+    --help|-h)
+        printf '\033[1;33m-> \033[musage: %s [pkg] [file...]\n' "${0##*/}"
+        exit 0
+        ;;
+    '')
+        set -- "${PWD##*/}"
+esac
 
 cpt-list "${pkg:=$1}" >/dev/null ; shift
 
diff --git a/contrib/cpt-depends b/contrib/cpt-depends
index 5f770b8..cd11f46 100755
--- a/contrib/cpt-depends
+++ b/contrib/cpt-depends
@@ -1,7 +1,13 @@
 #!/bin/sh -ef
 # Display a package's dependencies
 
-case "$1" in ''|--help|-h) printf '\033[1;33m-> \033[m%s\n' "usage: ${0##*/} [pkg]" ; exit 0 ; esac
+case "$1" in
+    --help|-h)
+        printf '\033[1;33m-> \033[m%s\n' "usage: ${0##*/} [pkg]"
+        exit 0
+        ;;
+    '') set -- "${PWD##*/}"
+esac
 
 cpt-list "$1" >/dev/null
 cat "$CPT_ROOT/var/db/cpt/installed/$1/depends" 2>/dev/null
diff --git a/contrib/cpt-export b/contrib/cpt-export
index 45ab564..9b4edd1 100755
--- a/contrib/cpt-export
+++ b/contrib/cpt-export
@@ -1,7 +1,13 @@
 #!/bin/sh -ef
 # Turn an installed package into a CPT tarball
 
-case "$1" in ''|--help|-h) printf '\033[1;33m-> \033[m%s\n' "usage: ${0##*/} [pkg]" ; exit 0 ; esac
+case "$1" in
+    --help|-h)
+        printf '\033[1;33m-> \033[m%s\n' "usage: ${0##*/} [pkg]"
+        exit 0
+        ;;
+    '') set -- "${PWD##*/}"
+esac
 
 cpt-list "${1:-null}" >/dev/null
 
diff --git a/contrib/cpt-manifest b/contrib/cpt-manifest
index 8f8b83c..c3318a9 100755
--- a/contrib/cpt-manifest
+++ b/contrib/cpt-manifest
@@ -1,6 +1,12 @@
 #!/bin/sh -ef
 # Display all files owned by a package
-case "$1" in ''|--help|-h) printf '\033[1;33m-> \033[m%s\n' "usage: ${0##*/} [pkg]" ; exit 0 ; esac
+case "$1" in
+    --help|-h)
+        printf '\033[1;33m-> \033[m%s\n' "usage: ${0##*/} [pkg]"
+        exit 0
+        ;;
+    '') set -- "${PWD##*/}"
+esac
 
 cpt-list "$1" >/dev/null
 cat "$CPT_ROOT/var/db/cpt/installed/$1/manifest" 2>/dev/null
diff --git a/contrib/cpt-manifest-tree b/contrib/cpt-manifest-tree
index 823b013..d89c85c 100755
--- a/contrib/cpt-manifest-tree
+++ b/contrib/cpt-manifest-tree
@@ -1,7 +1,13 @@
 #!/bin/sh -ef
 # Display all files owned by a package with a tree view
 
-case "$1" in ''|--help|-h) printf '\033[1;33m-> \033[m%s\n' "usage: ${0##*/} [pkg]" ; exit 0 ; esac
+case "$1" in
+    --help|-h)
+        printf '\033[1;33m-> \033[m%s\n' "usage: ${0##*/} [pkg]"
+        exit 0
+        ;;
+    '') set -- "${PWD##*/}"
+esac
 cpt-list "$1" >/dev/null
 printf '%s\n' "[$1]:"
 tree -C --fromfile "$CPT_ROOT/var/db/cpt/installed/$1/manifest" | sed 1,2d
diff --git a/contrib/cpt-repodepends b/contrib/cpt-repodepends
index 1b0b391..0babe69 100755
--- a/contrib/cpt-repodepends
+++ b/contrib/cpt-repodepends
@@ -1,7 +1,13 @@
 #!/bin/sh -e
 # Display a package's dependencies in the repository
 
-case "$1" in ''|--help|-h) printf '%s\n' "usage: ${0##*/} [pkg]" ; exit 0 ; esac
-cpt-search "$1" >/dev/null
+case "$1" in
+    --help|-h)
+        printf '%s\n' "usage: ${0##*/} [pkg]"
+        exit 0
+        ;;
+    '') set -- "${PWD##*/}"
+esac
 
+cpt-search "$1" >/dev/null
 cat "$(cpt-search --single "$1")/depends" 2>/dev/null
diff --git a/contrib/cpt-revdepends b/contrib/cpt-revdepends
index db5b796..5857da1 100755
--- a/contrib/cpt-revdepends
+++ b/contrib/cpt-revdepends
@@ -1,7 +1,13 @@
 #!/bin/sh -e
 # Display packages which depend on package
 
-case "$1" in ''|--help|-h) printf '%s\n' "usage: ${0##*/} [pkg]" ; exit 0 ; esac
+case "$1" in
+    --help|-h)
+        printf '%s\n' "usage: ${0##*/} [pkg]"
+        exit 0
+        ;;
+    '') set -- "${PWD##*/}"
+esac
 
 # 'cd' to the database directory as a simple way of
 # stripping the path and performing a 'basename'.
diff --git a/contrib/cpt-size b/contrib/cpt-size
index 63288a2..456fa25 100755
--- a/contrib/cpt-size
+++ b/contrib/cpt-size
@@ -1,7 +1,14 @@
 #!/bin/sh -ef
 # Show the size on disk for a package
 
-case "$1" in ''|--help|-h) printf '%s\n' "usage: ${0##*/} [pkg]" ; exit 0 ; esac
+case "$1" in
+    --help|-h)
+        printf '%s\n' "usage: ${0##*/} [pkg]"
+        exit 0
+        ;;
+    '') set -- "${PWD##*/}"
+esac
+
 cpt-search "$1" >/dev/null
 
 # Filter directories from manifest and leave only files.