# $NetBSD: gen_errno_tables.awk,v 1.3 2005/12/11 12:19:56 christos Exp $ # Copyright (c) 1999 Christopher G. Demetriou. All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # 3. All advertising materials mentioning features or use of this software # must display the following acknowledgement: # This product includes software developed by Christopher G. Demetriou # for the NetBSD Project. # 4. The name of the author may not be used to endorse or promote products # derived from this software without specific prior written permission # # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. # Currently this script works with either gawk or nawk. # # Use it like: # # awk -f gen_errno_tables.awk -v PREFIX=OSF1 netbsd_errno_hdr \ # osf1_errno_hdr # # It puts results into 'c' and 'h' in current directory, which can then be # incorporated into emulation header files. # # Note that this script is not meant to generate perfectly pretty output. # Wanna be a formatting weenie, hand-edit the output (or make the script # output perfectly pretty lists). BEGIN { nr_offset = 0; idx = 0; printf "" > "c" printf "" > "h" } NR != (FNR + nr_offset) { printf("file switch\n"); if (idx != 0) { exit 1 } nr_offset = (NR - FNR) idx = 1; } /^#[ \t]*define[ \t]+E[A-Z0-9]*[ \t]+[0-9]+/ { if ($1 == "#define") { name=$2 val=$3 } else { name=$3 val=$4 } if (val_max[idx] < val) { val_max[idx] = val; } if (mappings[idx, "val", val] == "") { mappings[idx, "name", name] = val mappings[idx, "val", val] = name } } END { if (idx != 1) { exit 1 } printf(" 0,\n") >> "c" for (i = 1; i <= val_max[0]; i++) { nb_name = mappings[0, "val", i] if (nb_name != "") { otheros_val = mappings[1, "name", nb_name] if (otheros_val != "") { printf(" %s_%s,\t\t/* %s (%d) -> %d */\n", PREFIX, nb_name, nb_name, i, otheros_val) >> "c" } else { printf(" %s_%s,\t\t/* %s (%d) has no equivalent */\n", PREFIX, "ENOSYS", nb_name, i) >> "c" } } } for (i = 1; i <= val_max[1]; i++) { if (mappings[1, "val", i] != "") { printf("#define %s_%s\t\t%d\n", PREFIX, mappings[1, "val", i], i) >> "h" } } }