/* printf wrappers that fail immediately for non-file-related errors Copyright (C) 2007, 2009-2025 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 the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ /* written by Jim Meyering */ #include #include "xprintf.h" #include #include #include "exitfail.h" #include "gettext.h" #define _(msgid) dgettext ("gnulib", msgid) off64_t xprintf (char const *restrict format, ...) { va_list args; off64_t retval; va_start (args, format); retval = xvprintf (format, args); va_end (args); return retval; } off64_t xvprintf (char const *restrict format, va_list args) { off64_t retval = vzprintf (format, args); if (retval < 0 && ! ferror (stdout)) error (exit_failure, errno, "%s", _("cannot perform formatted output")); return retval; } off64_t xfprintf (FILE *restrict stream, char const *restrict format, ...) { va_list args; off64_t retval; va_start (args, format); retval = xvfprintf (stream, format, args); va_end (args); return retval; } off64_t xvfprintf (FILE *restrict stream, char const *restrict format, va_list args) { off64_t retval = vfzprintf (stream, format, args); if (retval < 0 && ! ferror (stream)) error (exit_failure, errno, "%s", _("cannot perform formatted output")); return retval; }