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37c0312def
this is like fprintf() but operates on a file descriptor
combined with file_load_lines() this makes it really easy to get rid
of the use of fopen() in Samba.
(This used to be commit bd5cd502bf)
97 lines
2.1 KiB
C
97 lines
2.1 KiB
C
/*
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Unix SMB/Netbios implementation.
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Version 1.9.
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snprintf replacement
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Copyright (C) Andrew Tridgell 1998
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "includes.h"
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extern int DEBUGLEVEL;
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/* this is like vsnprintf but the 'n' limit does not include
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the terminating null. So if you have a 1024 byte buffer then
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pass 1023 for n */
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int vslprintf(char *str, int n, char *format, va_list ap)
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{
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int ret = vsnprintf(str, n, format, ap);
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if (ret > n || ret < 0) {
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str[n] = 0;
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return -1;
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}
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str[ret] = 0;
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return ret;
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}
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#ifdef HAVE_STDARG_H
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int slprintf(char *str, int n, char *format, ...)
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{
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#else
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int slprintf(va_alist)
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va_dcl
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{
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char *str, *format;
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int n;
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#endif
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va_list ap;
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int ret;
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#ifdef HAVE_STDARG_H
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va_start(ap, format);
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#else
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va_start(ap);
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str = va_arg(ap,char *);
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n = va_arg(ap,int);
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format = va_arg(ap,char *);
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#endif
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ret = vslprintf(str,n,format,ap);
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va_end(ap);
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return ret;
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}
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/* this is rather line fprintf, except that it works on a file descriptor
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and is limited to one pstring of output */
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#ifdef HAVE_STDARG_H
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int fdprintf(int fd, char *format, ...)
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{
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#else
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int fdprintf(va_alist)
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va_dcl
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{
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int fd;
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char *format;
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#endif
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va_list ap;
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int ret;
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pstring str;
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#ifdef HAVE_STDARG_H
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va_start(ap, format);
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#else
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va_start(ap);
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fd = va_arg(ap,int);
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format = va_arg(ap,char *);
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#endif
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str[0] = 0;
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ret = vslprintf(str,sizeof(str),format,ap);
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va_end(ap);
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return write(fd, str, strlen(str));
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}
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