[bash,zsh] Separate common functions into "shell/common.sh"

1 files changed, 8 insertions, 24 deletions

diff --git a/shell/key-bindings.zsh b/shell/key-bindings.zsh
index f283d157..b2fc198c 100644
--- a/shell/key-bindings.zsh
+++ b/shell/key-bindings.zsh
@@ -38,47 +38,31 @@ fi
 {
 if [[ -o interactive ]]; then
 
+#----BEGIN INCLUDE common.sh
+# NOTE: Do not directly edit this section, which is copied from "common.sh".
+# To modify it, one can edit "common.sh" and run "./update-common.sh" to apply
+# the changes. See code comments in "common.sh" for the implementation details.
+
 __fzf_defaults() {
-  # $1: Prepend to FZF_DEFAULT_OPTS_FILE and FZF_DEFAULT_OPTS
-  # $2: Append to FZF_DEFAULT_OPTS_FILE and FZF_DEFAULT_OPTS
-  echo -E "--height ${FZF_TMUX_HEIGHT:-40%} --min-height 20+ --bind=ctrl-z:ignore $1"
+  printf '%s\n' "--height ${FZF_TMUX_HEIGHT:-40%} --min-height 20+ --bind=ctrl-z:ignore $1"
   command cat "${FZF_DEFAULT_OPTS_FILE-}" 2> /dev/null
-  echo -E "${FZF_DEFAULT_OPTS-} $2"
+  printf '%s\n' "${FZF_DEFAULT_OPTS-} $2"
 }
 
-# This function performs `exec awk "$@"` safely by working around awk
-# compatibility issues.
-#
-# Note: To reduce an extra fork, this function performs "exec" so is expected
-# to be run as the last command in a subshell.
-#
-# Note: This function is included with {completion,key-bindings}.{bash,zsh} and
-# synchronized.
 __fzf_exec_awk() {
   if [[ -z ${__fzf_awk-} ]]; then
     __fzf_awk=awk
     if [[ $OSTYPE == solaris* && -x /usr/xpg4/bin/awk ]]; then
-      # Note: Solaris awk at /usr/bin/awk is meant for backward compatibility
-      # with an ancient implementation of 1977 awk in the original UNIX.  It
-      # lacks many features of POSIX awk, so it is essentially useless in the
-      # modern point of view.  To use a standard-conforming version in Solaris,
-      # one needs to explicitly use /usr/xpg4/bin/awk.
       __fzf_awk=/usr/xpg4/bin/awk
     else
-      # choose the faster mawk if: it's installed && build date >= 20230322 &&
-      # version >= 1.3.4
       local n x y z d
       IFS=' .' read n x y z d <<< $(command mawk -W version 2> /dev/null)
       [[ $n == mawk ]] && (( d >= 20230302 && (x * 1000 + y) * 1000 + z >= 1003004 )) && __fzf_awk=mawk
     fi
   fi
-
-  # Note: macOS awk has a quirk that it stops processing at all when it sees
-  # any data not following UTF-8 in the input stream when the current LC_CTYPE
-  # specifies the UTF-8 encoding.  To work around this quirk, one needs to
-  # specify LC_ALL=C to change the current encoding to the plain one.
   LC_ALL=C exec "$__fzf_awk" "$@"
 }
+#----END INCLUDE
 
 # CTRL-T - Paste the selected file path(s) into the command line
 __fzf_select() {