Init, adding corrade,magnum,magnum-plugins,magnum-integration,magnum-extras, and magnum-examples 2025.47_1

common/environment/setup/options.sh

@@ -0,0 +1,46 @@
+# vim: set ts=4 sw=4 et:
+
+vopt_if() {
+    local name="build_option_$1" t="$2" f="$3"
+    if [ ${!name} ]; then
+        echo -n "$t"
+    else
+        echo -n "$f"
+    fi
+}
+
+vopt_with() {
+    local opt="$1" flag="${2:-$1}"
+    vopt_if "$opt" "--with-${flag}" "--without-${flag}"
+}
+
+vopt_enable() {
+    local opt="$1" flag="${2:-$1}"
+    if [ "$#" -gt "2" ]; then
+        msg_error "vopt_enable $opt: $(($# - 2)) excess parameter(s)\n"
+    fi
+    vopt_if "$1" "--enable-${flag}" "--disable-${flag}"
+}
+
+vopt_conflict() {
+    local opt1="$1" opt2="$2" n1="build_option_$1" n2="build_option_$2"
+    if [ "${!n1}" -a "${!n2}" ]; then
+        msg_error "options '${opt1}' and '${opt2}' conflict\n"
+    fi
+}
+
+vopt_bool() {
+    local opt="$1" prop="${2:-$1}"
+    if [ "$#" -gt "2" ]; then
+        msg_error "vopt_bool $opt: $(($# - 2)) excess parameter(s)\n"
+    fi
+    vopt_if "$1" "-D${prop}=true" "-D${prop}=false"
+}
+
+vopt_feature() {
+    local opt="$1" prop="${2:-$1}"
+    if [ "$#" -gt "2" ]; then
+        msg_error "vopt_feature $opt: $(($# - 2)) excess parameter(s)\n"
+    fi
+    vopt_if "$1" "-D${prop}=enabled" "-D${prop}=disabled"
+}