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| -rw-r--r-- | process.c | 7 |
1 files changed, 7 insertions, 0 deletions
@@ -2167,6 +2167,13 @@ static int rb_exec_without_timer_thread(const struct rb_exec_arg *e, char *errms * This behavior is modified by env and options. * See <code>spawn</code> for details. * + * This method modifies process attributes according to _options_ + * (details described in <code>spawn</code>) + * before <code>exec(2)</code> system call. + * The modified attributes may be retained when <code>exec(2)</code> system call fails. + * For example, hard resource limits is not restorable. + * If it is not acceptable, consider methods which create a child process such as <code>spawn</code> or <code>system</code>. + * * Raises SystemCallError if the command couldn't execute (typically * <code>Errno::ENOENT</code> when it was not found). * |