diff options
Diffstat (limited to 'libio/iovsprintf.c')
-rw-r--r-- | libio/iovsprintf.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/libio/iovsprintf.c b/libio/iovsprintf.c new file mode 100644 index 0000000..617a588 --- /dev/null +++ b/libio/iovsprintf.c @@ -0,0 +1,60 @@ +/* Copyright (C) 1993, 1997 Free Software Foundation, Inc. + This file is part of the GNU IO Library. + + This library 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 2, or (at + your option) any later version. + + This library 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 library; see the file COPYING. If not, write to + the Free Software Foundation, 59 Temple Place - Suite 330, Boston, + MA 02111-1307, USA. + + As a special exception, if you link this library with files + compiled with a GNU compiler to produce an executable, this does + not cause the resulting executable to be covered by the GNU General + Public License. This exception does not however invalidate any + other reasons why the executable file might be covered by the GNU + General Public License. */ + +#include "libioP.h" +#include "strfile.h" + +int +_IO_vsprintf (string, format, args) + char *string; + const char *format; + _IO_va_list args; +{ + _IO_strfile sf; +#ifdef _IO_MTSAFE_IO + _IO_lock_t lock; +#endif + int ret; + +#ifdef _IO_MTSAFE_IO + sf._sbf._f._lock = &lock; +#endif + _IO_init (&sf._sbf._f, 0); + _IO_JUMPS (&sf._sbf._f) = &_IO_str_jumps; + _IO_str_init_static (&sf._sbf._f, string, -1, string); + _IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, &sf); + _IO_flockfile (&sf._sbf._f); + ret = _IO_vfprintf (&sf._sbf._f, format, args); + _IO_putc_unlocked ('\0', &sf._sbf._f); + _IO_cleanup_region_end (1); + return ret; +} + +#ifdef weak_alias +weak_alias (_IO_vsprintf, vsprintf) +#elif defined(_G_STDIO_USES_LIBIO) && defined(_G_HAVE_WEAK_SYMBOL) +int vsprintf (char *, const char *, _IO_va_list) + __attribute__ ((weak, alias("_IO_vsprintf"))); +#endif |