Mercurial > hg > xemacs-beta
view lib-src/leditcfns.c @ 3504:3151d67d15d2
[xemacs-hg @ 2006-07-11 23:40:15 by james]
Fix a dangerous strcpy by ensuring that the target string is exactly big
enough to hold the data. <m3irm9ywg0.fsf@jerrypc.cs.usu.edu>
author | james |
---|---|
date | Tue, 11 Jul 2006 23:40:17 +0000 |
parents | 376386a54a3c |
children |
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/* Synched up with: FSF 19.28. */ #include <sgtty.h> #include <signal.h> #define STRLEN 100 static char str[STRLEN+1] = "%?emacs"; /* extra char for the null */ switch_to_proc(){ char *ptr = str; while (*ptr) ioctl(0, TIOCSTI, ptr++); ioctl(0, TIOCSTI, "\n"); kill(getpid(), SIGTSTP); } set_proc_str(ptr) char *ptr; { if (strlen(ptr) <= STRLEN) strcpy(str, ptr); else printf("string too long for set-proc-str: %s\n", ptr); }