diff options
Diffstat (limited to 'src/util/et/com_err.c')
| -rw-r--r-- | src/util/et/com_err.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/util/et/com_err.c b/src/util/et/com_err.c index 31da130..7bb0810 100644 --- a/src/util/et/com_err.c +++ b/src/util/et/com_err.c @@ -50,15 +50,18 @@ static void default_com_err_proc(whoami, code, fmt, ap) char errbuf[1024] = ""; if (whoami) { - strcat (errbuf, whoami); - strcat (errbuf, ": "); + errbuf[sizeof(errbuf) - 1] = '\0'; + strncat (errbuf, whoami, sizeof(errbuf) - 1 - strlen(errbuf)); + strncat (errbuf, ": ", sizeof(errbuf) - 1 - strlen(errbuf)); } if (code) { - strcat (errbuf, error_message(code)); - strcat (errbuf, " "); + errbuf[sizeof(errbuf) - 1] = '\0'; + strncat (errbuf, error_message(code), sizeof(errbuf) - 1 - strlen(errbuf)); + strncat (errbuf, " ", sizeof(errbuf) - 1 - strlen(errbuf)); } if (fmt) vsprintf (errbuf + strlen (errbuf), fmt, ap); + errbuf[sizeof(errbuf) - 1] = '\0'; #ifdef macintosh MacMessageBox(errbuf); |