Re: [HACKERS] What is nameout() for?
Bruce Momjian <maillist@candle.pha.pa.us>
From: Bruce Momjian <maillist@candle.pha.pa.us>
To: Mike Mascari <mascarim@yahoo.com>
Cc: pgsql-hackers@postgresql.org
Date: 1999-11-07T20:48:09Z
Lists: pgsql-hackers
> Actually, I have 'C' question regarding the above code. Where does the > "-" live in RAM? Does the compiler generated a data hunk such that this > string will be apart of the final executable and each invocation of this > routine would result in a pointer to that 'global' location being > returned? > Or does it allocate the memory for, and initialize, the "-" on the stack? > If so, isn't returning a "-" a dangerous act? > > In fact, isn't returning a "-" dangerous either way without the > protoype being: One copy, usually in the text segment because it is ready-only. -- Bruce Momjian | http://www.op.net/~candle maillist@candle.pha.pa.us | (610) 853-3000 + If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania 19026