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>
This commit is contained in:
Denys Vlasenko
2020-10-06 02:36:47 +02:00
parent 535a509846
commit 2496616b0a
11 changed files with 46 additions and 36 deletions

View File

@ -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);