X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Fbase%2FMKkeyname.awk;h=7901611931698cadf870a0b7d8943f53f745113c;hp=bb2599acb558c26d29407bb220a27ddb3168f70e;hb=dff527f594001b2aed593868bd7774c86eec813d;hpb=f79b52fddd95c7a6f1ead29ef9c39eb8cdf60795

diff --git a/ncurses/base/MKkeyname.awk b/ncurses/base/MKkeyname.awk
index bb2599ac..79016119 100644
--- a/ncurses/base/MKkeyname.awk
+++ b/ncurses/base/MKkeyname.awk
@@ -1,6 +1,6 @@
-# $Id: MKkeyname.awk,v 1.45 2010/12/19 01:36:14 tom Exp $
+# $Id: MKkeyname.awk,v 1.48 2013/08/24 17:37:22 tom Exp $
 ##############################################################################
-# Copyright (c) 1999-2009,2010 Free Software Foundation, Inc.                #
+# Copyright (c) 1999-2012,2013 Free Software Foundation, Inc.                #
 #                                                                            #
 # Permission is hereby granted, free of charge, to any person obtaining a    #
 # copy of this software and associated documentation files (the "Software"), #
@@ -65,6 +65,7 @@ END {
 	print ""
 	print "#define SIZEOF_TABLE 256"
 	print "#define MyTable _nc_globals.keyname_table"
+	print "#define MyInit  _nc_globals.init_keyname"
 	print ""
 	print "NCURSES_EXPORT(NCURSES_CONST char *)"
 	print "safe_keyname (SCREEN *sp, int c)"
@@ -96,21 +97,36 @@ END {
 	print "		if (result == 0 && (c >= 0 && c < SIZEOF_TABLE)) {"
 	print "			if (MyTable == 0)"
 	print "				MyTable = typeCalloc(char *, SIZEOF_TABLE);"
+	print ""
 	print "			if (MyTable != 0) {"
+	print "				int m_prefix = (sp == 0 || sp->_use_meta);"
+	print ""
+	print "				/* if sense of meta() changed, discard cached data */"
+	print "				if (MyInit != (m_prefix + 1)) {"
+	print "					MyInit = m_prefix + 1;"
+	print "					for (i = 0; i < SIZEOF_TABLE; ++i) {"
+	print "						if (MyTable[i]) {"
+	print "							FreeAndNull(MyTable[i]);"
+	print "						}"
+	print "					}"
+	print "				}"
+	print ""
+	print "				/* create and cache result as needed */"
 	print "				if (MyTable[c] == 0) {"
 	print "					int cc = c;"
 	print "					p = name;"
-	print "					if (cc >= 128 && (sp == 0 || sp->_use_meta)) {"
-	print "						strcpy(p, \"M-\");"
+	print "#define P_LIMIT (sizeof(name) - (size_t) (p - name))"
+	print "					if (cc >= 128 && m_prefix) {"
+	print "						_nc_STRCPY(p, \"M-\", P_LIMIT);"
 	print "						p += 2;"
 	print "						cc -= 128;"
 	print "					}"
 	print "					if (cc < 32)"
-	print "						sprintf(p, \"^%c\", cc + '@');"
+	print "						_nc_SPRINTF(p, _nc_SLIMIT(P_LIMIT) \"^%c\", cc + '@');"
 	print "					else if (cc == 127)"
-	print "						strcpy(p, \"^?\");"
+	print "						_nc_STRCPY(p, \"^?\", P_LIMIT);"
 	print "					else"
-	print "						sprintf(p, \"%c\", cc);"
+	print "						_nc_SPRINTF(p, _nc_SLIMIT(P_LIMIT) \"%c\", cc);"
 	print "					MyTable[c] = strdup(name);"
 	print "				}"
 	print "				result = MyTable[c];"