X-Git-Url: https://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=lib%2Fxprintf.c;h=bfd9ae0d16703a6256c47073a752878feb424bc5;hb=7a719c1772d45a9990560820a78ae76534ae3497;hp=6ecd2a2ad711d7262e78092094004a8b251d2f01;hpb=3d45e2853ce7ba93f0c2a84f88a200aa3fb4392c;p=gnulib.git diff --git a/lib/xprintf.c b/lib/xprintf.c index 6ecd2a2ad..bfd9ae0d1 100644 --- a/lib/xprintf.c +++ b/lib/xprintf.c @@ -1,5 +1,5 @@ /* printf wrappers that fail immediately for non-file-related errors - Copyright (C) 2007 Free Software Foundation, Inc. + Copyright (C) 2007, 2009-2012 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -14,14 +14,11 @@ You should have received a copy of the GNU General Public License along with this program. If not, see . */ -#ifdef HAVE_CONFIG_H -# include -#endif +#include #include "xprintf.h" #include -#include #include "error.h" #include "exitfail.h" @@ -29,32 +26,54 @@ /* written by Jim Meyering */ -/* Just like printf, but call error if it fails without setting - the error indicator. */ +/* Just like printf, but call error if it fails without setting the + stream's error indicator. */ int xprintf (char const *restrict format, ...) { va_list args; + int retval; va_start (args, format); - int err = vprintf (format, args); - if (err < 0 && ! ferror (stdout)) - error (exit_failure, errno, gettext ("cannot perform formatted output")); + retval = xvprintf (format, args); va_end (args); - return err; + return retval; +} + +/* Just like vprintf, but call error if it fails without setting the + stream's error indicator. */ +int +xvprintf (char const *restrict format, va_list args) +{ + int retval = vprintf (format, args); + if (retval < 0 && ! ferror (stdout)) + error (exit_failure, errno, gettext ("cannot perform formatted output")); + + return retval; } -/* Just like fprintf, but call error if it fails without setting - the error indicator. */ +/* Just like fprintf, but call error if it fails without setting the + stream's error indicator. */ int xfprintf (FILE *restrict stream, char const *restrict format, ...) { va_list args; + int retval; va_start (args, format); - int err = vfprintf (stream, format, args); - if (err < 0 && ! ferror (stream)) - error (exit_failure, errno, gettext ("cannot perform formatted output")); + retval = xvfprintf (stream, format, args); va_end (args); - return err; + return retval; +} + +/* Just like vfprintf, but call error if it fails without setting the + stream's error indicator. */ +int +xvfprintf (FILE *restrict stream, char const *restrict format, va_list args) +{ + int retval = vfprintf (stream, format, args); + if (retval < 0 && ! ferror (stream)) + error (exit_failure, errno, gettext ("cannot perform formatted output")); + + return retval; }