1: #!/bin/sh
    2: 
    3: # This script is used by test/Makefile to check whether a sane 'pod2man'
    4: # is installed.
    5: # ('make install' should not try to run 'pod2man' if it does not exist or if
    6: # it is a broken 'pod2man' version that is known to cause trouble. if we find
    7: # the system 'pod2man' to be broken, we use our own copy instead)
    8: #
    9: # In any case, output an appropriate command line for running (or not
   10: # running) pod2man.
   11: 
   12: 
   13: IFS=:
   14: if test "$OSTYPE" = "msdosdjgpp"; then IFS=";"; fi
   15: 
   16: try_without_dir=true
   17: # First we try "pod2man", then "$dir/pod2man" for each item in $PATH.
   18: for dir in dummy${IFS}$PATH; do
   19:     if [ "$try_without_dir" = true ]; then
   20:       # first iteration
   21:       pod2man=pod2man
   22:       try_without_dir=false
   23:     else
   24:       # second and later iterations
   25:       pod2man="$dir/pod2man"
   26:       if [ ! -f "$pod2man" ]; then  # '-x' is not available on Ultrix
   27:         pod2man=''
   28:       fi
   29:     fi
   30: 
   31:     if [ ! "$pod2man" = '' ]; then
   32:         failure=none
   33: 
   34:         if "$pod2man" --section=1 --center=OpenSSL --release=dev pod2mantest.pod | fgrep OpenSSL >/dev/null; then
   35:             :
   36:         else
   37:             failure=BasicTest
   38:         fi
   39: 
   40:         if [ "$failure" = none ]; then
   41:             if "$pod2man" --section=1 --center=OpenSSL --release=dev pod2mantest.pod | grep '^MARKER - ' >/dev/null; then
   42:                 failure=MultilineTest
   43:             fi
   44:         fi
   45: 
   46: 
   47:         if [ "$failure" = none ]; then
   48:             echo "$pod2man"
   49:             exit 0
   50:         fi
   51: 
   52:         echo "$pod2man does not work properly ('$failure' failed).  Looking for another pod2man ..." >&2
   53:     fi
   54: done
   55: 
   56: echo "No working pod2man found.  Consider installing a new version." >&2
   57: echo "As a workaround, we'll use a bundled old copy of pod2man.pl." >&2
   58: echo "$1 ../../util/pod2man.pl"