4 files changed, 110 insertions(+), 2 deletions(-)

M Makefile
M README.md
M src/mktar
A src/tarls

@@ 19,6 19,7 @@ install: clean
 	install -m755 src/rmtar $(BIN_DIR)/rmtar
 	install -m755 src/rmzip $(BIN_DIR)/rmzip
 	install -m755 src/tarcat $(BIN_DIR)/tarcat
+	install -m755 src/tarls $(BIN_DIR)/tarls
 	install -m755 src/unittest $(BIN_DIR)/unittest
 	install -m755 src/untar $(BIN_DIR)/untar
 	install -m755 src/whichcat $(BIN_DIR)/whichcat


@@ 45,6 46,7 @@ uninstall:
 	rm $(BIN_DIR)/rmtar
 	rm $(BIN_DIR)/rmzip
 	rm $(BIN_DIR)/tarcat
+	rm $(BIN_DIR)/tarls
 	rm $(BIN_DIR)/unittest
 	rm $(BIN_DIR)/untar
 	rm $(BIN_DIR)/whichcat

@@ 21,6 21,7 @@ rmtar      |Delete 'tar' archive files
 rmzip      |Delete 'zip' archive files
 stop-at    |Re-print until a pattern is matched
 tarcat     |Print contents of target archive file(s)                      |*
+tarls      |Print listings of target archive file(s)                      |*
 unittest   |Wrapper around Python's `unittest` module                     |`python3`, GNU or New (AT&T) `awk`
 untar      |Wrapper around `tar` for easier decompression                 |*
 whichcat   |Print all lines from a program

@@ 1,7 1,7 @@
 #!/bin/bash
 
 name="mktar"
-version="1.0"
+version="1.1"
 read -r -d '' help_message <<-EOF
 	Wrapper around 'tar' for easier compression
 	Usage: mktar FILES [..] [OPTIONS]


@@ 188,7 188,7 @@ elif [[ "$checksum" -eq 1 ]] && ! prompt_overwrite "$checksum_fn"; then
   exit 1
 fi
 for target in "${positional[@]}";do
-  if [[ ! -f "$target" ]]; then
+  if [[ ! -f "$target" ]] && [[ ! -d "$target" ]]; then
     error_msg "No such file '${target}'"
   fi
 done

@@ 0,0 1,105 @@
+#!/bin/sh
+
+name="tarls"
+version="1.0"
+help_message=$(/usr/bin/cat <<-EOF
+	Wrapper around 'tar' for easier listing
+	Usage: tarls TARGET [..] [OPTIONS]
+	Options:
+	 -h, --help     print this message and exit
+	 -q, --quiet    suppress error messages
+	 -v, --version  print version number and exit
+EOF
+)
+
+. /usr/local/lib/myminiparse.sh
+
+# error if no directory names given
+if [ "$#" -eq 0 ]; then
+  (>&2 /usr/bin/printf "Usage: tarls TARGET [OPTIONS]\n")
+  exit 1
+elif [ "$#" -eq 1 ] && [ "$quiet" -eq 1 ]; then
+  exit 1
+fi
+
+# main routine
+code=0
+for target; do
+  if [ ! -f "$target" ]; then
+    if [ "$quiet" -eq 0 ]; then
+      (>&2 printf "%s: No such file '%s'\n" "$name" "$target")
+    fi
+    code=1
+  else
+    case "$target" in
+    *tar)
+      if ! /usr/bin/tar -tf "$target"; then
+        code=1
+      fi
+      ;;
+
+    *tar.gpg)
+      if ! /usr/bin/gpg -d "$target" | /usr/bin/tar -t; then
+        code=1
+      fi
+      ;;
+
+    *tar.gz)
+      if ! /usr/bin/tar -tzf "$target"; then
+        code=1
+      fi
+      ;;
+
+    *tar.gz.gpg)
+      if ! /usr/bin/gpg -d "$target" | /usr/bin/tar -tz; then
+        code=1
+      fi
+      ;;
+
+    *tar.xz)
+      if ! /usr/bin/tar -tJf "$target"; then
+        code=1
+      fi
+      ;;
+
+    *tar.xz.gpg)
+      if ! /usr/bin/gpg -d "$target" | /usr/bin/tar -tJ; then
+        code=1
+      fi
+      ;;
+
+    *tar.zst)
+      if ! /usr/bin/tar --zstd -tf "$target"; then
+        code=1
+      fi
+      ;;
+
+    *tar.zst.gpg)
+      if ! /usr/bin/gpg -d "$target" | /usr/bin/tar --zstd -t; then
+        code=1
+      fi
+      ;;
+
+    *tar.bz2)
+      if ! /usr/bin/tar -tjf "$target"; then
+        code=1
+      fi
+      ;;
+
+    *tar.bz2.gpg)
+      if ! /usr/bin/gpg -d "$target" | /usr/bin/tar -tj; then
+        code=1
+      fi
+      ;;
+
+    *)
+      if ! /usr/bin/tar -tf "$target"; then
+        code=1
+      fi
+      ;;
+    esac
+  fi
+done
+
+exit "$code"
+