build(lint): add more shell scripts to lintsh

scripts/download-unicode-files.sh

@@ -3,11 +3,12 @@
 set -e
 data_files="UnicodeData.txt CaseFolding.txt EastAsianWidth.txt"
 emoji_files="emoji-data.txt"
+files="'$data_files $emoji_files'"
 
 UNIDIR_DEFAULT=src/unicode
 DOWNLOAD_URL_BASE_DEFAULT='http://unicode.org/Public'
 
-if test x$1 = 'x--help' ; then
+if test "$1" = '--help' ; then
   echo 'Usage:'
   echo "  $0[ TARGET_DIRECTORY[ URL_BASE]]"
   echo
@@ -16,6 +17,7 @@ if test x$1 = 'x--help' ; then
   echo
   echo "Default target directory is $PWD/${UNIDIR_DEFAULT}."
   echo "Default URL base is ${DOWNLOAD_URL_BASE_DEFAULT}."
+  exit 0
 fi
 
 UNIDIR=${1:-$UNIDIR_DEFAULT}
@@ -23,21 +25,12 @@ DOWNLOAD_URL_BASE=${2:-$DOWNLOAD_URL_BASE_DEFAULT}
 
 for filename in $data_files ; do
   curl -L -o "$UNIDIR/$filename" "$DOWNLOAD_URL_BASE/UNIDATA/$filename"
-  (
-    cd "$UNIDIR"
-    git add $filename
-  )
+  git -C "$UNIDIR" add "$filename"
 done
 
 for filename in $emoji_files ; do
   curl -L -o "$UNIDIR/$filename" "$DOWNLOAD_URL_BASE/UNIDATA/emoji/$filename"
-  (
-    cd "$UNIDIR"
-    git add $filename
-  )
+  git -C "$UNIDIR" add $filename
 done
 
-(
-  cd "$UNIDIR"
-  git commit -m "feat: update unicode tables" -- $files
-)
+git -C "$UNIDIR" commit -m "feat: update unicode tables" .

scripts/genappimage.sh

@@ -8,7 +8,8 @@
 
 # App arch, used by generate_appimage.
 if [ -z "$ARCH" ]; then
-  export ARCH="$(arch)"
+  ARCH="$(arch)"
+  export ARCH
 fi
 
 TAG=$1
@@ -34,8 +35,9 @@ make install
 
 # App version, used by generate_appimage.
 VERSION=$("$ROOT_DIR"/build/bin/nvim --version | head -n 1 | grep -o 'v.*')
+export VERSION
 
-cd "$APP_BUILD_DIR"
+cd "$APP_BUILD_DIR" || exit
 
 # Only downloads linuxdeploy if the remote file is different from local
 if [ -e "$APP_BUILD_DIR"/linuxdeploy-x86_64.AppImage ]; then
@@ -53,7 +55,7 @@ chmod +x "$APP_BUILD_DIR"/linuxdeploy-x86_64.AppImage
 mkdir "$APP_DIR/usr/share/metainfo/"
 cp "$ROOT_DIR/runtime/nvim.appdata.xml" "$APP_DIR/usr/share/metainfo/"
 
-cd "$APP_DIR"
+cd "$APP_DIR" || exit
 
 ########################################################################
 # AppDir complete. Now package it as an AppImage.
@@ -71,7 +73,7 @@ exec "$(dirname "$(readlink  -f "${0}")")/usr/bin/nvim" ${@+"$@"}
 EOF
 chmod 755 AppRun
 
-cd "$APP_BUILD_DIR" # Get out of AppImage directory.
+cd "$APP_BUILD_DIR" || exit # Get out of AppImage directory.
 
 # Set the name of the file generated by appimage
 export OUTPUT=nvim.appimage
@@ -85,7 +87,7 @@ fi
 #   - Expects: $ARCH, $APP, $VERSION env vars
 #   - Expects: ./$APP.AppDir/ directory
 #   - Produces: ./nvim.appimage
-./linuxdeploy-x86_64.AppImage --appdir $APP.AppDir -d $ROOT_DIR/runtime/nvim.desktop -i \
+./linuxdeploy-x86_64.AppImage --appdir $APP.AppDir -d "$ROOT_DIR"/runtime/nvim.desktop -i \
 "$ROOT_DIR/runtime/nvim.png" --output appimage
 
 # Moving the final executable to a different folder so it isn't in the

scripts/git-log-pretty-since.sh

@@ -16,9 +16,9 @@ __SINCE=$1
 __INVMATCH=$2
 
 is_merge_commit() {
-  git rev-parse $1 >/dev/null 2>&1 \
+  git rev-parse "$1" >/dev/null 2>&1 \
     || { echo "ERROR: invalid commit: $1"; exit 1; }
-  git log $1^2 >/dev/null 2>&1 && return 0 || return 1
+  git log "$1"^2 >/dev/null 2>&1 && return 0 || return 1
 }
 
 # Removes parens from issue/ticket/PR numbers.
@@ -40,13 +40,13 @@ _format_ticketnums() {
 }
 
 for commit in $(git log --format='%H' --first-parent "$__SINCE"..HEAD); do
-  if is_merge_commit ${commit} ; then
-      if [ -z "$__INVMATCH" ] || ! git log --oneline ${commit}^1..${commit}^2 \
+  if is_merge_commit "${commit}" ; then
+      if [ -z "$__INVMATCH" ] || ! git log --oneline "${commit}^1..${commit}^2" \
            | >/dev/null 2>&1 grep -E "$__INVMATCH" ; then
-        git log -1 --oneline ${commit}
-        git log --format='    %h %s' ${commit}^1..${commit}^2
+        git log -1 --oneline "${commit}"
+        git log --format='    %h %s' "${commit}^1..${commit}^2"
       fi
   else
-    git log -1 --oneline ${commit}
+    git log -1 --oneline "${commit}"
   fi
 done | _format_ticketnums

scripts/release.sh

@@ -59,8 +59,8 @@ _do_release_commit() {
   $__sed -i.bk 's/(NVIM_VERSION_PRERELEASE) "-dev"/\1 ""/' CMakeLists.txt
   if grep '(NVIM_API_PRERELEASE true)' CMakeLists.txt > /dev/null; then
     $__sed -i.bk 's/(NVIM_API_PRERELEASE) true/\1 false/' CMakeLists.txt
-    build/bin/nvim --api-info > test/functional/fixtures/api_level_$__API_LEVEL.mpack
-    git add test/functional/fixtures/api_level_$__API_LEVEL.mpack
+    build/bin/nvim --api-info > "test/functional/fixtures/api_level_$__API_LEVEL.mpack"
+    git add "test/functional/fixtures/api_level_${__API_LEVEL}.mpack"
   fi
 
   $__sed -i.bk 's,(<releases>),\1\

scripts/update_terminfo.sh

@@ -35,7 +35,7 @@ readonly -A entries=(
 db="$(mktemp -du)"
 
 print_bold() {
-  printf "\\e[1m$*\\e[0m"
+  printf "\\e[1m%b\\e[0m" "$*"
 }
 
 cd "$(git rev-parse --show-toplevel)"