| 1356 | } |
| 1357 | |
| 1358 | static void set_from_env(char **var, const char *envname) |
| 1359 | { |
| 1360 | const char *val = getenv(envname); |
| 1361 | if (val) { |
| 1362 | FREE_AND_NULL(*var); |
| 1363 | *var = xstrdup(val); |
| 1364 | } |
| 1365 | } |
| 1366 | |
| 1367 | static void set_long_from_env(long *var, const char *envname) |
| 1368 | { |