Meta: Allow pre-commit hooks to be run from parent project

script/lint-ci.sh

@@ -5,9 +5,17 @@
 
 # ------------------------------------------
 
-# Get the full path to this script while handling spaces and symlinks correctly
-scriptPath="$(cd -P -- "$(dirname -- "$0")" && pwd -P)"
-cd "$scriptPath/.." || exit 1
+b="$(tput bold)"
+red="$(tput setf 4)"
+n="$(tput sgr0)"
+
+if [ ! -d ".git" ]; then
+   echo "${b}${red}Error:${n} please run this script from the project root" >&2
+   exit 1
+fi
+
+# Get the path from the project root to the script
+subDir="$(dirname -- "$0")"
 
 # Get all files staged for commit
 files="$(git --no-pager diff --cached --name-only)"
@@ -23,21 +31,21 @@ lint-shell-script.sh
 "
 
 for linter in $linters; do
-	echo "Running script/$linter"
-	if "script/$linter" "$files"; then
-		echo "[${green}PASS${nc}]: script/$linter"
+	echo "Running $subDir/$linter"
+	if "$subDir/$linter" "$files"; then
+		echo "[${green}PASS${nc}]: $subDir/$linter"
 	else
-		echo "[${red}FAIL${nc}]: script/$linter"
+		echo "[${red}FAIL${nc}]: $subDir/$linter"
 		failures=$(( failures + 1 ))
 	fi
 done
 
-echo "Running script/lint-clang-format.sh"
+echo "Running $subDir/lint-clang-format.sh"
 # shellcheck disable=SC2086
-if script/lint-clang-format.sh "$files" && git diff --exit-code $files; then
-    echo "[${green}PASS${nc}]: script/lint-clang-format.sh"
+if "$subDir/lint-clang-format.sh" "$files" && git diff --exit-code $files; then
+    echo "[${green}PASS${nc}]: $subDir/lint-clang-format.sh"
 else
-    echo "[${red}FAIL${nc}]: script/lint-clang-format.sh"
+    echo "[${red}FAIL${nc}]: $subDir/lint-clang-format.sh"
 	failures=$(( failures + 1 ))
 fi
 

script/lint-clang-format.sh

@@ -5,9 +5,14 @@
 
 # ------------------------------------------
 
-# Get the full path to this script while handling spaces and symlinks correctly
-scriptPath="$(cd -P -- "$(dirname -- "$0")" && pwd -P)"
-cd "$scriptPath/.." || exit 1
+b="$(tput bold)"
+red="$(tput setf 4)"
+n="$(tput sgr0)"
+
+if [ ! -d ".git" ]; then
+   echo "${b}${red}Error:${n} please run this script from the project root" >&2
+   exit 1
+fi
 
 formatter=false
 if command -v clang-format-11 >/dev/null 2>&1; then
@@ -28,7 +33,6 @@ files="${1:-$(git --no-pager diff --cached --name-only)}"
 files="$(echo "$files" | grep -E '\.(cpp|h)$')"
 
 if [ -z "$files" ]; then
-	echo "No .cpp or .h files to check."
 	exit
 fi
 

script/lint-shell-script.sh

@@ -5,9 +5,14 @@
 
 # ------------------------------------------
 
-# Get the full path to this script while handling spaces and symlinks correctly
-scriptPath="$(cd -P -- "$(dirname -- "$0")" && pwd -P)"
-cd "$scriptPath/.." || exit 1
+b="$(tput bold)"
+red="$(tput setf 4)"
+n="$(tput sgr0)"
+
+if [ ! -d ".git" ]; then
+   echo "${b}${red}Error:${n} please run this script from the project root" >&2
+   exit 1
+fi
 
 if ! command -v shellcheck > /dev/null 2>&1; then
 	echo "shellcheck is not available, but shell script files need linting!"
@@ -19,7 +24,6 @@ files="${1:-$(git --no-pager diff --cached --name-only)}"
 files="$(echo "$files" | grep -E '\.sh$')"
 
 if [ -z "$files" ]; then
-	echo "No .sh files to check."
 	exit
 fi
 

script/pre-commit.sh

@@ -37,15 +37,9 @@ if [ ! -d ".git" ]; then
    exit 1
 fi
 
-currentDir="$(pwd -P)"
-
 # Get the path from the project root to the script
 subDir="$(dirname -- "$0")"
 
-# Get the full path to this script while handling spaces and symlinks correctly
-scriptPath="$(cd -P -- "$subDir" && pwd -P)"
-cd "$scriptPath/.." || exit 1
-
 hooks="
 lint-ci.sh
 "
@@ -53,7 +47,7 @@ lint-ci.sh
 install() {
 	echo "Installing pre-commit hooks"
 
-	preCommit="$currentDir/.git/hooks/pre-commit"
+	preCommit=".git/hooks/pre-commit"
 	if ! test -f "$preCommit"; then
 		touch "$preCommit"
 		chmod +x "$preCommit"