Tom Lane wrote: > Bruce Momjian <[EMAIL PROTECTED]> writes: > > I checked on MinGW and system() just returns the value returned by the > > application. There isn't any special two-values-in-one layering like is > > done on Unix for wait() and the return value from system(). It seems if > > the child dies from a signal, the parent dies too, at least in my C > > tests. > > The cases that I think we most need to defend against are > > (A) diff program not found > > (B) diff fails to read one of the input files > > I think your proposal handles case B, because diff should return exit > code 2 which we will detect, but what happens in case A? Please test it.
It returns 1. -- Bruce Momjian [EMAIL PROTECTED] EnterpriseDB http://www.enterprisedb.com + If your life is a hard drive, Christ can be your backup. + ---------------------------(end of broadcast)--------------------------- TIP 3: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq
