usr/src/tools/ndrgen/ndrgen.sh

   1 #!/bin/ksh -p
   2 #
   3 # CDDL HEADER START
   4 #
   5 # The contents of this file are subject to the terms of the
   6 # Common Development and Distribution License (the "License").
   7 # You may not use this file except in compliance with the License.
   8 #
   9 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10 # or http://www.opensolaris.org/os/licensing.
  11 # See the License for the specific language governing permissions
  12 # and limitations under the License.
  13 #
  14 # When distributing Covered Code, include this CDDL HEADER in each
  15 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16 # If applicable, add the following below this CDDL HEADER, with the
  17 # fields enclosed by brackets "[]" replaced with your own identifying
  18 # information: Portions Copyright [yyyy] [name of copyright owner]
  19 #
  20 # CDDL HEADER END
  21 #
  22
  23 #
  24 # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  25 # Use is subject to license terms.
  26 #
  27 # Copyright 2013 Nexenta Systems, Inc.  All rights reserved.
  28 #
  29
  30 # This is a wrapper script around the ndrgen compiler (ndrgen1).
  31
  32 NDRPROG="${0}1"
  33
  34 # Note: most *.ndl files require an ANSI-compatible cpp,
  35 # so we can NOT use /usr/lib/cpp or /usr/ccs/lib/cpp
  36 # Wish there was an easier way to get an ANSI cpp.
  37 CPP="${CC} -E"
  38 CPPFLAGS="-DNDRGEN"
  39 V_FLAG=
  40
  41 PROGNAME=`basename $0`
  42
  43 ndrgen_usage()
  44 {
  45         if [[ $1 != "" ]] ; then
  46                 print "$PROGNAME: ERROR: $1"
  47         fi
  48
  49         echo "usage: $PROGNAME [options] file.ndl [file.ndl]..."
  50         echo "  options: -Y cc-path -Ddefine -Iinclude"
  51         exit 1
  52 }
  53
  54 # Process the input ndl file ($1) generating C code on stdout.
  55 process()
  56 {
  57
  58         # Put the standard top matter
  59         #
  60         # Want the include directive to have just
  61         # include "file.ndl" (no path) so...
  62         inc_ndl=`basename $1`
  63         cat - << EOF
  64 /*
  65  * Please do not edit this file.
  66  * It was generated using ndrgen.
  67  */
  68
  69 #include <strings.h>
  70 #include <libmlrpc/ndr.h>
  71 #include "$inc_ndl"
  72 EOF
  73
  74         # Put optional custom top matter
  75         nawk 'BEGIN { copy=0; }
  76         /^\/\* NDRGEN_HEADER_BEGIN \*\// { copy=1; next; }
  77         /^\/\* NDRGEN_HEADER_END \*\// { copy=0; next; }
  78         /./ { if (copy==1) print; }' $1
  79
  80         # now the real ndrgen output
  81         [ -n "$V_FLAG" ] &&
  82           echo "$CPP $CPPFLAGS $1 | $NDRPROG" >&2
  83         $CPP $CPPFLAGS $1 | $NDRPROG
  84 }
  85
  86
  87 while getopts "D:I:Y:V" FLAG
  88 do
  89         case $FLAG in
  90         D|I)    CPPFLAGS="$CPPFLAGS -${FLAG}${OPTARG}";;
  91         Y)      CPP="$OPTARG";;
  92         V)      V_FLAG="V";;
  93         *)      ndrgen_usage;;
  94         esac
  95 done
  96 shift $(($OPTIND - 1))
  97
  98 if [[ $# -lt 1 ]] ; then
  99         ndrgen_usage
 100 fi
 101
 102 if [ ! -x $CPP ] ; then
 103         ndrgen_usage "cannot run $CPP"
 104 fi
 105
 106 for i
 107 do
 108         if [[ ! -r $i ]] ; then
 109                 print "$PROGNAME: ERROR: cannot read $i"
 110                 exit 1
 111         fi
 112
 113         base=`basename $i .ndl`
 114         process $i > ${base}_ndr.c || {
 115           echo "ndrgen error";
 116           rm ${base}_ndr.c;
 117         }
 118 done