avoid using strok - eliminates use of hidden global variable

function                                             old     new   delta
udhcp_str2optset                                     616     650     +34
setpriv_main                                         950     975     +25
switch_root_main                                     688     706     +18
parse                                                958     970     +12
getopt_main                                          622     628      +6
parse_resolvconf                                     302     306      +4
mpstat_main                                         1139    1142      +3
static.p                                               4       -      -4
cdcmd                                                717     702     -15
strtok                                               148       -    -148
------------------------------------------------------------------------------
(add/remove: 0/3 grow/shrink: 7/1 up/down: 102/-167)          Total: -65 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/shell/ash.c b/shell/ash.c
index 07aa2da2e..58da0a2a0 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -2770,7 +2770,7 @@ updatepwd(const char *dir)
                         lim++;
                 }
         }
-        p = strtok(cdcomppath, "/");
+        p = strtok_r(cdcomppath, "/", &cdcomppath);
         while (p) {
                 switch (*p) {
                 case '.':
@@ -2789,7 +2789,7 @@ updatepwd(const char *dir)
                         new = stack_putstr(p, new);
                         USTPUTC('/', new);
                 }
-                p = strtok(NULL, "/");
+                p = strtok_r(NULL, "/", &cdcomppath);
         }
         if (new > lim)
                 STUNPUTC(new);