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explain_fputs_or_die(3) Library Functions Manual explain_fputs_or_die(3) NAME explain_fputs_or_die - write a string to a stream and report errors SYNOPSIS #include <libexplain/fputs.h> void explain_fputs_or_die(const char *s, FILE *fp); int explain_fputs_on_error(const char *s, FILE *fp); DESCRIPTION The explain_fputs_or_die function is used to call the fputs(3) system call. On failure an explanation will be printed to stderr, obtained from the explain_fputs(3) function, and then the process terminates by calling exit(EXIT_FAILURE). The explain_fputs_on_error function is used to call the fputs(3) system call. On failure an explanation will be printed to stderr, obtained from the explain_fputs(3) function, but still returns to the caller. s The s, exactly as to be passed to the fputs(3) system call. fp The fp, exactly as to be passed to the fputs(3) system call. RETURN VALUE The explain_fputs_or_die function only returns on success, see fputs(3) for more information. On failure, prints an explanation and exits, it does not return. The explain_fputs_on_error function always returns the value return by the wrapped fputs(3) system call. EXAMPLE The explain_fputs_or_die function is intended to be used in a fashion similar to the following example: explain_fputs_or_die(s, fp); SEE ALSO fputs(3) write a string to a stream explain_fputs(3) explain fputs(3) errors exit(2) terminate the calling process COPYRIGHT libexplain version 1.3 Copyright (C) 2009 Peter Miller explain_fputs_or_die(3)
NAME | SYNOPSIS | DESCRIPTION | RETURN VALUE | EXAMPLE | SEE ALSO | COPYRIGHT
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