Fix CONFIG_ASH_MATH_SUPPORT_64 so it actually works

diff --git a/shell/ash.c b/shell/ash.c
index a5929044b49a2de2d5e20e38f31c5c3f90066435..d9ea2b0f3731e6ce4bb21ec665579eb565ba422f 100644 (file)
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -13271,7 +13271,7 @@ arith_apply(operator op, v_n_t *numstack, v_n_t **numstackptr)
                        if(numptr_val < 0)
                                return -3;      /* exponent less than 0 */
                        else {
-                               long c = 1;
+                               arith_t c = 1;
 
                                if(numptr_val)
                                        while(numptr_val--)
@@ -13294,7 +13294,7 @@ arith_apply(operator op, v_n_t *numstack, v_n_t **numstackptr)
                        goto err;
                }
                /* save to shell variable */
-               sprintf(buf, "%lld", (long long) rez);
+               snprintf(buf, sizeof(buf), "%lld", (long long) rez);
                setvar(numptr_m1->var, buf, 0);
                /* after saving, make previous value for v++ or v-- */
                if(op == TOK_POST_INC)
@@ -13420,7 +13420,7 @@ static arith_t arith (const char *expr, int *perrcode)
                        goto prologue;
                }
                if((p = endofname(expr)) != expr) {
-                       int var_name_size = (p-expr) + 1;  /* trailing zero */
+                       size_t var_name_size = (p-expr) + 1;  /* trailing zero */
 
                        numstackptr->var = alloca(var_name_size);
                        safe_strncpy(numstackptr->var, expr, var_name_size);
@@ -13432,7 +13432,7 @@ static arith_t arith (const char *expr, int *perrcode)
                        continue;
                } else if (is_digit(arithval)) {
                        numstackptr->var = NULL;
-                       numstackptr->val = strtol(expr, (char **) &expr, 0);
+                       numstackptr->val = strtoll(expr, (char **) &expr, 0);
                        goto num;
                }
                for(p = op_tokens; ; p++) {