| 431 | /* Return true if CP takes the form of an integer. */ |
| 432 | |
| 433 | ATTRIBUTE_PURE |
| 434 | static bool |
| 435 | looks_like_integer (char const *cp) |
| 436 | { |
| 437 | cp += (*cp == '-'); |
| 438 | |
| 439 | do |
| 440 | if (! c_isdigit (*cp)) |
| 441 | return false; |
| 442 | while (*++cp); |
| 443 | |
| 444 | return true; |
| 445 | } |
| 446 | |
| 447 | /* Coerce V to a string value (can't fail). */ |
| 448 |