#include "portable.h"
#include <stdio.h>
#include <ac/errno.h>
#include <ac/string.h>
#include <ac/socket.h>
#include <ac/unistd.h>
#include "slap.h"
#include "shell.h"
pid_t
forkandexec(
char **args,
FILE **rfp,
FILE **wfp
)
{
int p2c[2] = { -1, -1 }, c2p[2];
pid_t pid;
if ( pipe( p2c ) != 0 || pipe( c2p ) != 0 ) {
Debug( LDAP_DEBUG_ANY, "pipe failed\n", 0, 0, 0 );
close( p2c[0] );
close( p2c[1] );
return( -1 );
}
fflush( NULL );
# ifdef HAVE_THR
pid = fork1();
# else
pid = fork();
# endif
if ( pid == 0 ) {
if ( dup2( p2c[0], 0 ) == -1 || dup2( c2p[1], 1 ) == -1 ) {
Debug( LDAP_DEBUG_ANY, "dup2 failed\n", 0, 0, 0 );
exit( EXIT_FAILURE );
}
}
close( p2c[0] );
close( c2p[1] );
if ( pid <= 0 ) {
close( p2c[1] );
close( c2p[0] );
}
switch ( pid ) {
case 0:
execv( args[0], args );
Debug( LDAP_DEBUG_ANY, "execv failed\n", 0, 0, 0 );
exit( EXIT_FAILURE );
case -1:
Debug( LDAP_DEBUG_ANY, "fork failed\n", 0, 0, 0 );
return( -1 );
}
if ( (*rfp = fdopen( c2p[0], "r" )) == NULL || (*wfp = fdopen( p2c[1],
"w" )) == NULL ) {
Debug( LDAP_DEBUG_ANY, "fdopen failed\n", 0, 0, 0 );
close( c2p[0] );
close( p2c[1] );
return( -1 );
}
return( pid );
}