Import LinuxCNC source tree

scripts/cppcheck.sh

@@ -0,0 +1,118 @@
+#!/bin/bash
+
+if ! command -v cppcheck > /dev/null; then
+  echo "E: Please install the program 'cppcheck' prior to executing this script."
+  exit 1
+fi
+
+nproc=2
+if command -v nproc > /dev/null; then
+  nproc=$(nproc)
+fi
+
+# See if cppcheck accepts --check-level
+EXHAUSTIVE=$(cppcheck --check-level=exhaustive --version > /dev/null 2>&1 && echo "--check-level=exhaustive")
+
+CPPCHKOPT=( -j "$nproc" --force "$EXHAUSTIVE" --inline-suppr )
+CPPCHKOPT+=( "--enable=warning,performance,portability" )
+CPPCHKOPT+=( "-I$(realpath "$(dirname "$0")/../include")" )
+CPPCHKOPT+=( --error-exitcode=1 )
+
+if [ -n "$CPPCHECK_OPTS" ]; then
+    read -r -a OPTS <<< "$CPPCHECK_OPTS"
+    CPPCHKOPT+=( "${OPTS[@]}" )
+fi
+
+# Even cppcheck 2.3 (debian 11) supports c++17 (undocumented)
+CCSTD=( --std=c11 --language=c )
+CXSTD=( --std=c++17 --language=c++ )
+
+CPPCHKCC=( "${CPPCHKOPT[@]}" "${CCSTD[@]}" )
+CPPCHKCX=( "${CPPCHKOPT[@]}" "${CXSTD[@]}" )
+
+# Only process individual files if passed on the command line.
+if [ $# -gt 0 ]; then
+    retval=0
+    for f in "$@"; do
+        if [ -r "$f" ]; then
+            case "$f" in
+            *.hh|*.cc)
+                cppcheck -I"$(dirname "$f")" "${CPPCHKCX[@]}" "$f" || retval=1
+                ;;
+            *.h|*.c)
+                cppcheck -I"$(dirname "$f")" "${CPPCHKCC[@]}" "$f" || retval=1
+                ;;
+            esac
+        else
+            echo "Cannot read file '$f'"
+            retval=1
+        fi
+    done
+    exit $retval
+fi
+
+# Do the rest from the source directory
+cd "$(dirname "$0")/../src" || { echo "Could not change directory to '$(dirname "$0")/../src'"; exit 1; }
+
+docheck() {
+    local rv
+    rv=0
+    mapfile -t files < <(find "$1" -maxdepth 1 -name "*.c")
+    if [ "${#files[@]}" -gt 0 ]; then
+        cppcheck -I"$1" "${CPPCHKCC[@]}" "${files[@]}" || rv=1
+    fi
+    mapfile -t files < <(find "$1" -maxdepth 1 -name "*.cc")
+    if [ "${#files[@]}" -gt 0 ]; then
+        cppcheck -I"$1" "${CPPCHKCX[@]}" "${files[@]}" || rv=1
+    fi
+    return $rv
+}
+
+# Collected returns; will be zero if all succeed
+result=0
+
+# *** HAL files ***
+echo "I (1/4): checking HAL folders with both C and C++ code"
+while IFS= read -r -d '' d
+do
+    # Don't care about examples
+    case "$d" in hal/user_comps/mb2hal/examples*) continue;; esac
+
+    echo "I (1/4): checking $d"
+    docheck "$d" || result=1
+done < <(find hal/ -type d -not -name "*__pycache__" -print0)
+
+# *** EMC files ***
+echo "I (2/4): checking EMC folders with both C and C++ code"
+while IFS= read -r -d '' d
+do
+    # Will give Tcl problems
+    case "$d" in emc/usr_intf/axis/extensions*) continue;; esac
+
+    echo "I (2/4): checking $d"
+    docheck "$d" || result=1
+done < <(find emc/ -type d -not -name "*__pycache__" -print0)
+
+# *** NML files ***
+echo "I (3/4): checking LIBNML folders with both C and C++ code"
+while IFS= read -r -d '' d
+do
+    echo "I (3/4): checking $d"
+    docheck "$d" || result=1
+done < <(find libnml/ -type d -not -name "*__pycache__" -print0)
+
+# *** RTAPI files ***
+echo "I (4/4): checking RTAPI folders with both C and C++ code"
+while IFS= read -r -d '' d
+do
+    echo "I (4/4): checking $d"
+    docheck "$d" || result=1
+done < <(find rtapi/ -type d -not -name "*__pycache__" -print0)
+
+if [ $result -gt 0 ]; then
+    echo "ERROR: Issues found"
+else
+    echo "No issues found"
+fi
+
+exit $result