2024-04-21

1 files changed, 59 insertions, 0 deletions

diff --git a/modules/common/shell/functions.bash b/modules/common/shell/functions.bash
new file mode 100644
index 0000000..f354adb
--- /dev/null
+++ b/modules/common/shell/functions.bash
@@ -0,0 +1,59 @@
+function where() {
+  local s
+  s="$(type -P "$1")"
+  realpath "$s"
+}
+complete -F _command where
+
+function what() {
+  local s
+  s="$(where "$1")"
+  printf "%s\n" "${s%/*/*}"
+}
+complete -F _command what
+
+function cat() {
+  if (($# == 1)) && [[ -d $1 ]]; then
+    ll "$1"
+  else
+    command cat "$@"
+  fi
+}
+
+function cd() {
+  builtin cd "$@" &&
+    if ((${#FUNCNAME[@]} == 1)); then
+      ls
+    fi
+}
+
+function mkcd() {
+  mkdir -p "$1" && builtin cd "$1"
+}
+
+function mvcd() {
+  mv -i -- "$PWD" "$1" && builtin cd .
+}
+
+function bak() {
+  local f
+  for f; do
+    cp -ai -- "$f" "$f.bak"
+  done
+}
+
+function ubak() {
+  local f
+  for f; do
+    [[ $f == *.bak ]] || f="$f.bak"
+    mv -i -- "$f" "${f%.bak}"
+  done
+}
+
+function dec2hex() {
+  printf "0x%X\n" "$1"
+}
+
+function hex2dec() {
+  printf "%d\n" "0x$1"
+}