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#
# Copyright (c) 1994 The University of Utah and
# the Computer Systems Laboratory (CSL). All rights reserved.
#
# Permission to use, copy, modify and distribute this software and its
# documentation is hereby granted, provided that both the copyright
# notice and this permission notice appear in all copies of the
# software, derivative works or modified versions, and any portions
# thereof, and that both notices appear in supporting documentation.
#
# THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
# IS" CONDITION. THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
# ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
#
# CSL requests users of this software to return to csl-dist@cs.utah.edu any
# improvements that they make and grant CSL redistribution rights.
#
# Author: Bryan Ford, University of Utah CSL
#
BEGIN {
bogus_printed = "no"
}
# Start the bogus function just before the first sym directive,
# so that any #includes higher in the file don't get stuffed inside it.
/^[a-z]/ {
if (bogus_printed == "no")
{
print "void bogus() {";
bogus_printed = "yes";
}
}
# Take an arbitrarily complex C symbol or expression and constantize it.
/^expr/ {
printf "__asm (\"";
if ($3 == "")
printf "* %s mAgIc%%0\" : : \"i\" (%s));\n", $2, $2;
else
printf "* %s mAgIc%%0\" : : \"i\" (%s));\n", $3, $2;
}
# Output a symbol defining the size of a C structure.
/^size/ {
printf "__asm (\"";
if ($4 == "")
printf "* %s_SIZE mAgIc%%0\" : : \"i\" (sizeof(struct %s)));\n",
toupper($3), $2;
else
printf "* %s mAgIc%%0\" : : \"i\" (sizeof(struct %s)));\n",
$4, $2;
}
# Output a symbol defining the byte offset of an element of a C structure.
/^offset/ {
printf "__asm (\"";
if ($5 == "")
{
printf "* %s_%s mAgIc%%0\" : : \"i\" (&((struct %s*)0)->%s));\n",
toupper($3), toupper($4), $2, $4;
}
else
{
printf "* %s mAgIc%%0\" : : \"i\" (&((struct %s*)0)->%s));\n",
toupper($5), $2, $4;
}
}
# Copy through all preprocessor directives.
/^#/ {
print
}
END {
print "}"
}
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