# $Id: MKkeyname.awk,v 1.24 2002/09/01 19:43:34 tom Exp $
##############################################################################
# Copyright (c) 1999-2001,2002 Free Software Foundation, Inc.                #
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##############################################################################
BEGIN {
	print "/* generated by MKkeyname.awk */"
	print ""
	print "#include <curses.priv.h>"
	print "#include <tic.h>"
	print ""
	print "const struct kn _nc_key_names[] = {"
}

/^[^#]/ {
	printf "\t{ \"%s\", %s },\n", $1, $1;
	}

END {
	printf "\t{ 0, 0 }};\n"
	print ""
	print "NCURSES_EXPORT(NCURSES_CONST char *) keyname (int c)"
	print "{"
	print "static char **table;"
	print "int i;"
	print "char name[20];"
	print "char *p;"
	print ""
	print "\tif (c == -1) return \"-1\";"
	print ""
	print "\tfor (i = 0; _nc_key_names[i].name != 0; i++)"
	print "\t\tif (_nc_key_names[i].code == c)"
	print "\t\t\treturn (NCURSES_CONST char *)_nc_key_names[i].name;"
	print "\tif (c < 0 || c >= 256) return 0;"
	print ""
	print "\tif (table == 0)"
	print "\t\ttable = typeCalloc(char *, 256);"
	print "\tif (table == 0)"
	print "\t\treturn keyname(256);"
	print ""
	print "\tif (table[c] == 0) {"
	print "\t\tp = name;"
	print "\t\tif (c >= 128) {"
	print "\t\t\tstrcpy(p, \"M-\");"
	print "\t\t\tp += 2;"
	print "\t\t\tc -= 128;"
	print "\t\t}"
	print "\t\tif (c < 32)"
	print "\t\t\tsprintf(p, \"^%c\", c + '@');"
	print "\t\telse if (c == 127)"
	print "\t\t\tstrcpy(p, \"^?\");"
	print "\t\telse"
	print "\t\t\tsprintf(p, \"%c\", c);"
	print "\t\ttable[c] = strdup(name);"
	print "\t}"
	print "\treturn (NCURSES_CONST char *)table[c];"
	print "}"
	print ""
	print "#if USE_WIDEC_SUPPORT"
	print "NCURSES_EXPORT(NCURSES_CONST char *) key_name (wchar_t c)"
	print "{"
	print "\tNCURSES_CONST char *result = keyname((int)c);"
	print "\tif (!strncmp(result, \"M-\", 2)) result = 0;"
	print "\treturn result;"
	print "}"
	print "#endif"
}
