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/*
Unix SMB / CIFS implementation .
some replacement functions for parts of roken that don ' t fit easily into
our build system
Copyright ( C ) Andrew Tridgell 2005
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 2 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 , write to the Free Software
Foundation , Inc . , 675 Mass Ave , Cambridge , MA 0213 9 , USA .
*/
# include "config.h"
# include <stdio.h>
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# include <unistd.h>
# include <fcntl.h>
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# include "err.h"
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# include "roken.h"
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# ifndef HAVE_ERR
void err ( int eval , const char * format , . . . )
{
va_list ap ;
va_start ( ap , format ) ;
vfprintf ( stderr , format , ap ) ;
perror ( " " ) ;
va_end ( ap ) ;
exit ( eval ) ;
}
# endif
# ifndef HAVE_ERRX
void errx ( int eval , const char * format , . . . )
{
va_list ap ;
va_start ( ap , format ) ;
vfprintf ( stderr , format , ap ) ;
va_end ( ap ) ;
exit ( eval ) ;
}
# endif
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# ifndef HAVE_WARNX
void warnx ( const char * format , . . . )
{
va_list ap ;
va_start ( ap , format ) ;
vfprintf ( stderr , format , ap ) ;
va_end ( ap ) ;
}
# endif
# ifndef HAVE_FLOCK
int flock ( int fd , int op )
{
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struct flock lock ;
lock . l_whence = 0 ;
lock . l_start = 0 ;
lock . l_len = 0 ;
lock . l_pid = 0 ;
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switch ( op & ( LOCK_UN | LOCK_SH | LOCK_EX ) ) {
case LOCK_UN :
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lock . l_type = F_UNLCK ;
return fcntl ( fd , F_SETLK , & lock ) ;
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case LOCK_SH :
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lock . l_type = F_RDLCK ;
return fcntl ( fd , ( op & LOCK_NB ) ? F_SETLK : F_SETLKW , & lock ) ;
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case LOCK_EX :
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lock . l_type = F_WRLCK ;
return fcntl ( fd , ( op & LOCK_NB ) ? F_SETLK : F_SETLKW , & lock ) ;
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}
errno = EINVAL ;
return - 1 ;
}
# endif