Stderr: Difference between revisions
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stderr is short for '''standard error'''. It is always descriptor number 2 in a unix program. In OpenBSD stderr can be represented as /dev/fd/2 or /dev/stderr. You can see more about this by typing "man 4 stderr" or "man 4 fd". Standard error is defined in /usr/include/unistd.h as a macro that is called STDERR_FILENO and its value is 2. | stderr is short for '''standard error'''. It is always descriptor number 2 in a unix program. In [[OpenBSD]] stderr can be represented as /dev/fd/2 or /dev/stderr. You can see more about this by typing "man 4 stderr" or "man 4 fd". Standard error is defined in /usr/include/unistd.h as a macro that is called STDERR_FILENO and its value is 2. | ||
Latest revision as of 11:03, 5 October 2005
stderr is short for standard error. It is always descriptor number 2 in a unix program. In OpenBSD stderr can be represented as /dev/fd/2 or /dev/stderr. You can see more about this by typing "man 4 stderr" or "man 4 fd". Standard error is defined in /usr/include/unistd.h as a macro that is called STDERR_FILENO and its value is 2.
