1.1 --- a/s4-funcs.sh	Wed Dec 27 17:40:34 2023 +0900
     1.2 +++ b/s4-funcs.sh	Thu Dec 28 11:27:06 2023 +0900
     1.3 @@ -476,6 +476,13 @@
     1.4  }
     1.5  _m4() {
     1.6    #S4NAME=f,f,f
     1.7 +  if m4 --version | grep -q GNU; then
     1.8 +    if type om4; then		# https://github.com/ibara/m4
     1.9 +      m4() {
    1.10 +	om4 "$@"
    1.11 +      }
    1.12 +    fi
    1.13 +  fi >/dev/null 2>&1
    1.14    m4 ${S4NAME:+"-D_S4NAME_=${S4NAME}"} ${S4CSS:+-D_S4CSS_="$S4CSS"} \
    1.15       ${S4WORLD:+-D_S4WORLD_="$S4WORLD"} \
    1.16       ${S4WORLDNAME:+-D_S4WORLDNAME_="$S4WORLDNAME"} \
    1.17 @@ -485,6 +492,17 @@
    1.18  if ! type gdate && date --version | grep -q GNU; then
    1.19    gdate() date "$@"
    1.20  fi >/dev/null 2>&1
    1.21 +if ! type md5 && type md5sum && md5sum --version | grep -q GNU; then
    1.22 +  md5() {
    1.23 +    if [ -z "$1" ]; then
    1.24 +      md5sum | cut -d' ' -f 1
    1.25 +    else
    1.26 +      for f; do
    1.27 +	printf "MD5 (%s) = %s\n" "$f" "$(md5 < $f)"
    1.28 +      done
    1.29 +    fi
    1.30 +  }
    1.31 +fi >/dev/null 2>&1
    1.32  ismember() {
    1.33    # $1=user, $2=group
    1.34  #err ismem: "select user from grp_mem where gname=$(sqlquote $2) and user='$1';"