diff options
Diffstat (limited to 'ncurses/trace/trace_tries.c')
| -rw-r--r-- | ncurses/trace/trace_tries.c | 37 |
1 files changed, 20 insertions, 17 deletions
diff --git a/ncurses/trace/trace_tries.c b/ncurses/trace/trace_tries.c index d338013..50ba016 100644 --- a/ncurses/trace/trace_tries.c +++ b/ncurses/trace/trace_tries.c @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright (c) 1999-2009,2011 Free Software Foundation, Inc. * + * Copyright (c) 1999-2011,2012 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 * @@ -35,7 +35,7 @@ #include <curses.priv.h> -MODULE_ID("$Id: trace_tries.c,v 1.16 2011/01/09 00:23:27 tom Exp $") +MODULE_ID("$Id: trace_tries.c,v 1.17 2012/10/27 20:50:50 tom Exp $") #ifdef TRACE #define my_buffer _nc_globals.tracetry_buf @@ -49,28 +49,31 @@ recur_tries(TRIES * tree, unsigned level) my_buffer = (unsigned char *) _nc_doalloc(my_buffer, my_length); } - while (tree != 0) { - if ((my_buffer[level] = tree->ch) == 0) - my_buffer[level] = 128; - my_buffer[level + 1] = 0; - if (tree->value != 0) { - _tracef("%5d: %s (%s)", tree->value, - _nc_visbuf((char *) my_buffer), keyname(tree->value)); + if (my_buffer != 0) { + while (tree != 0) { + if ((my_buffer[level] = tree->ch) == 0) + my_buffer[level] = 128; + my_buffer[level + 1] = 0; + if (tree->value != 0) { + _tracef("%5d: %s (%s)", tree->value, + _nc_visbuf((char *) my_buffer), keyname(tree->value)); + } + if (tree->child) + recur_tries(tree->child, level + 1); + tree = tree->sibling; } - if (tree->child) - recur_tries(tree->child, level + 1); - tree = tree->sibling; } } NCURSES_EXPORT(void) _nc_trace_tries(TRIES * tree) { - my_buffer = typeMalloc(unsigned char, my_length = 80); - _tracef("BEGIN tries %p", (void *) tree); - recur_tries(tree, 0); - _tracef(". . . tries %p", (void *) tree); - free(my_buffer); + if ((my_buffer = typeMalloc(unsigned char, my_length = 80)) != 0) { + _tracef("BEGIN tries %p", (void *) tree); + recur_tries(tree, 0); + _tracef(". . . tries %p", (void *) tree); + free(my_buffer); + } } #else |