> at least on Unix-ish systems, you > could also get the same effect with dup2 without even needing any > filename around No, you couldn't. dup() or dup2() will give you another file descriptor sharing the same file-position pointer. To get a completely independent access path I think you have to open the file again starting from the pathname. Greg Ewing, Computer Science Dept, +--------------------------------------+ University of Canterbury, | A citizen of NewZealandCorp, a | Christchurch, New Zealand | wholly-owned subsidiary of USA Inc. | greg@cosc.canterbury.ac.nz +--------------------------------------+
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