ncurses 5.6 - patch 20080804

[ncurses.git] / ncurses / trace / lib_trace.c

diff --git a/ncurses/trace/lib_trace.c b/ncurses/trace/lib_trace.c
index 00a570e835c1e542c0127a61c85b51cfebc9418c..da4e5dce0cd3f500e5fe4c025aa82d960b2ca966 100644 (file)
--- a/ncurses/trace/lib_trace.c
+++ b/ncurses/trace/lib_trace.c
@@ -46,7 +46,7 @@
 
 #include <ctype.h>
 
-MODULE_ID("$Id: lib_trace.c,v 1.67 2008/06/07 20:49:56 tom Exp $")
+MODULE_ID("$Id: lib_trace.c,v 1.68 2008/08/03 22:22:57 tom Exp $")
 
 NCURSES_EXPORT_VAR(unsigned) _nc_tracing = 0; /* always define this */
 
@@ -95,10 +95,13 @@ trace(const unsigned int tracelevel)
        const char *mode = _nc_globals.init_trace ? "ab" : "wb";
 
        if (TracePath[0] == '\0') {
-           if (getcwd(TracePath, sizeof(TracePath) - 12) == 0) {
+           int size = sizeof(TracePath) - 12;
+           if (getcwd(TracePath, size) == 0) {
                perror("curses: Can't get working directory");
                exit(EXIT_FAILURE);
            }
+           TracePath[size] = '\0';
+           assert(strlen(TracePath) <= size);
            strcat(TracePath, "/trace");
            if (_nc_is_dir_path(TracePath)) {
                strcat(TracePath, ".log");