diff options
| -rw-r--r-- | shell/ash.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/shell/ash.c b/shell/ash.c index 8a731fd..e407dc3 100644 --- a/shell/ash.c +++ b/shell/ash.c @@ -11146,7 +11146,8 @@ xxreadtoken(void) } } } - return lasttoken = xxreadtoken_tokens[p - xxreadtoken_chars]; + lasttoken = xxreadtoken_tokens[p - xxreadtoken_chars]; + return lasttoken; } } } /* for */ @@ -12997,21 +12998,19 @@ arith(const char *expr, int *perrcode) char arithval; /* Current character under analysis */ operator lasttok, op; operator prec; - + operator *stack, *stackptr; const char *p = endexpression; int errcode; - - size_t datasizes = strlen(expr) + 2; + v_n_t *numstack, *numstackptr; + unsigned datasizes = strlen(expr) + 2; /* Stack of integers */ /* The proof that there can be no more than strlen(startbuf)/2+1 integers * in any given correct or incorrect expression is left as an exercise to * the reader. */ - v_n_t *numstack = alloca(((datasizes)/2)*sizeof(v_n_t)), - *numstackptr = numstack; + numstackptr = numstack = alloca((datasizes / 2) * sizeof(numstack[0])); /* Stack of operator tokens */ - operator *stack = alloca((datasizes) * sizeof(operator)), - *stackptr = stack; + stackptr = stack = alloca(datasizes * sizeof(stack[0])); *stackptr++ = lasttok = TOK_LPAREN; /* start off with a left paren */ *perrcode = errcode = 0; @@ -13040,7 +13039,8 @@ arith(const char *expr, int *perrcode) if (numstackptr != numstack+1) { /* ... but if there isn't, it's bad */ err: - return (*perrcode = -1); + *perrcode = -1; + return *perrcode; } if (numstack->var) { /* expression is $((var)) only, lookup now */ |