diff options
| author | Denys Vlasenko | 2023-06-18 19:30:22 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2023-06-18 19:30:22 +0200 |
| commit | 10cce8ae35654585a09d6e839dd502f04b81599d (patch) | |
| tree | df0692147819bad41afb5b825a4ce9775590d2a0 /shell | |
| parent | 7701b526a720c4a84839174fe6b084d831ac90c9 (diff) | |
| download | busybox-10cce8ae35654585a09d6e839dd502f04b81599d.zip busybox-10cce8ae35654585a09d6e839dd502f04b81599d.tar.gz | |
shell/math: explain why we use separate &end
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'shell')
| -rw-r--r-- | shell/math.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/shell/math.c b/shell/math.c index 6784eee..0b30e08 100644 --- a/shell/math.c +++ b/shell/math.c @@ -706,7 +706,7 @@ evaluate_string(arith_state_t *math_state, const char *expr) char *end; numstackptr->var_name = NULL; errno = 0; - end = (char*) expr; /* separate variable to go on stack */ + /* code is smaller compared to using &expr here: */ numstackptr->val = strto_arith_t(expr, &end); expr = end; dbg("[%d] val:%lld", (int)(numstackptr - numstack), numstackptr->val); |