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Commit c3de6ef3 authored by Hans Leidekker's avatar Hans Leidekker Committed by Alexandre Julliard
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Add ffs() to porting library, needed by MinGW.

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......@@ -16146,6 +16146,7 @@ fi
 
 
 
 
 
for ac_func in \
......@@ -16161,6 +16162,7 @@ for ac_func in \
chsize \
clone \
epoll_create \
ffs \
finite \
fork \
fpclass \
......
......@@ -1076,6 +1076,7 @@ AC_CHECK_FUNCS(\
chsize \
clone \
epoll_create \
ffs \
finite \
fork \
fpclass \
......
......@@ -46,6 +46,7 @@
***************************************************************************/
#include "config.h"
#include "wine/port.h"
#include <stdarg.h>
#include <stdio.h>
......
......@@ -83,6 +83,9 @@
/* Define to 1 if you have the `epoll_create' function. */
#undef HAVE_EPOLL_CREATE
/* Define to 1 if you have the `ffs' function. */
#undef HAVE_FFS
/* Define to 1 if you have the `finite' function. */
#undef HAVE_FINITE
......
......@@ -282,6 +282,10 @@ extern int getopt_long_only (int ___argc, char *const *___argv,
const struct option *__longopts, int *__longind);
#endif /* HAVE_GETOPT_LONG */
#ifndef HAVE_FFS
int ffs( int x );
#endif
#ifndef HAVE_FUTIMES
struct timeval;
int futimes(int fd, const struct timeval tv[2]);
......@@ -431,6 +435,7 @@ extern long interlocked_xchg_add( long *dest, long incr );
#define __WINE_NOT_PORTABLE(func) func##_is_not_portable func##_is_not_portable
#define ffs __WINE_NOT_PORTABLE(ffs)
#define fstatvfs __WINE_NOT_PORTABLE(fstatvfs)
#define futimes __WINE_NOT_PORTABLE(futimes)
#define getopt_long __WINE_NOT_PORTABLE(getopt_long)
......
......@@ -7,6 +7,7 @@ VPATH = @srcdir@
MODULE = libwine_port.a
C_SRCS = \
ffs.c \
fstatvfs.c \
futimes.c \
getopt.c \
......
/*
* ffs function
*
* Copyright 2004 Hans Leidekker
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "wine/port.h"
#ifndef HAVE_FFS
int ffs( int x )
{
unsigned int y = (unsigned int)x;
if (y & 0x00000001) return 1;
if (y & 0x00000002) return 2;
if (y & 0x00000004) return 3;
if (y & 0x00000008) return 4;
if (y & 0x00000010) return 5;
if (y & 0x00000020) return 6;
if (y & 0x00000040) return 7;
if (y & 0x00000080) return 8;
if (y & 0x00000100) return 9;
if (y & 0x00000200) return 10;
if (y & 0x00000400) return 11;
if (y & 0x00000800) return 12;
if (y & 0x00001000) return 13;
if (y & 0x00002000) return 14;
if (y & 0x00004000) return 15;
if (y & 0x00008000) return 16;
if (y & 0x00010000) return 17;
if (y & 0x00020000) return 18;
if (y & 0x00040000) return 19;
if (y & 0x00080000) return 20;
if (y & 0x00100000) return 21;
if (y & 0x00200000) return 22;
if (y & 0x00400000) return 23;
if (y & 0x00800000) return 24;
if (y & 0x01000000) return 25;
if (y & 0x02000000) return 26;
if (y & 0x04000000) return 27;
if (y & 0x08000000) return 28;
if (y & 0x10000000) return 29;
if (y & 0x20000000) return 30;
if (y & 0x40000000) return 31;
if (y & 0x80000000) return 32;
return 0;
}
#endif /* HAVE_FFS */
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