1 files changed, 8 insertions, 4 deletions

diff --git a/openbsd-compat/setproctitle.c b/openbsd-compat/setproctitle.c
index b511f6649..2965f689e 100644
--- a/openbsd-compat/setproctitle.c
+++ b/openbsd-compat/setproctitle.c
@@ -43,6 +43,8 @@
 #endif
 #include <string.h>
 
+#include <vis.h>
+
 #define SPT_NONE        0       /* don't use it at all */
 #define SPT_PSTAT       1       /* use pstat(PSTAT_SETCMD, ...) */
 #define SPT_REUSEARGV   2       /* cover argv with title information */
@@ -121,7 +123,7 @@ setproctitle(const char *fmt, ...)
 {
 #if SPT_TYPE != SPT_NONE
         va_list ap;
-        char buf[1024];
+        char buf[1024], ptitle[1024];
         size_t len;
         extern char *__progname;
 #if SPT_TYPE == SPT_PSTAT
@@ -142,14 +144,16 @@ setproctitle(const char *fmt, ...)
                         vsnprintf(buf + len, sizeof(buf) - len , fmt, ap);
         }
         va_end(ap);
+        strnvis(ptitle, buf, sizeof(ptitle),
+            VIS_CSTYLE|VIS_NL|VIS_TAB|VIS_OCTAL);
 
 #if SPT_TYPE == SPT_PSTAT
-        pst.pst_command = buf;
-        pstat(PSTAT_SETCMD, pst, strlen(buf), 0, 0);
+        pst.pst_command = ptitle;
+        pstat(PSTAT_SETCMD, pst, strlen(ptitle), 0, 0);
 #elif SPT_TYPE == SPT_REUSEARGV
 /*      debug("setproctitle: copy \"%s\" into len %d", 
             buf, argv_env_len); */
-        len = strlcpy(argv_start, buf, argv_env_len);
+        len = strlcpy(argv_start, ptitle, argv_env_len);
         for(; len < argv_env_len; len++)
                 argv_start[len] = SPT_PADCHAR;
 #endif