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authorDenys Vlasenko <vda.linux@googlemail.com>2009-10-04 01:14:19 +0200
committerDenys Vlasenko <vda.linux@googlemail.com>2009-10-04 01:14:19 +0200
commit76622dbd1666ca3e0e45e97d880836296ecb0dad (patch)
tree7e4e471854f919fea2146fb6261fb9cce138027c
parentfd2dc53ba49ed2bdb077a45f4793d397fa92d2da (diff)
downloadbusybox-76622dbd1666ca3e0e45e97d880836296ecb0dad.tar.gz
ash: code shrink
function old new delta ulimitcmd 489 415 -74 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r--shell/ash.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/shell/ash.c b/shell/ash.c
index e5503a140..444a6961b 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -12909,8 +12909,7 @@ printlim(enum limtype how, const struct rlimit *limit,
static int FAST_FUNC
ulimitcmd(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
{
- int c;
- rlim_t val = 0;
+ rlim_t val;
enum limtype how = SOFT | HARD;
const struct limits *l;
int set, all = 0;
@@ -12971,6 +12970,7 @@ ulimitcmd(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
continue;
set = *argptr ? 1 : 0;
+ val = 0;
if (set) {
char *p = *argptr;
@@ -12979,15 +12979,13 @@ ulimitcmd(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
if (strncmp(p, "unlimited\n", 9) == 0)
val = RLIM_INFINITY;
else {
- val = (rlim_t) 0;
-
- while ((c = *p++) >= '0' && c <= '9') {
- val = (val * 10) + (long)(c - '0');
- // val is actually 'unsigned long int' and can't get < 0
- if (val < (rlim_t) 0)
- break;
- }
- if (c)
+ if (sizeof(val) == sizeof(int))
+ val = bb_strtou(p, NULL, 10);
+ else if (sizeof(val) == sizeof(long))
+ val = bb_strtoul(p, NULL, 10);
+ else
+ val = bb_strtoull(p, NULL, 10);
+ if (errno)
ash_msg_and_raise_error("bad number");
val <<= l->factor_shift;
}