/*---------------------------------------------------------------------*/
BGL_RUNTIME_DEF int
bgl_symlink( char *s1, char *s2 ) {
#if BGL_HAVE_SYMLINK
if( symlink( s1, s2 ) ) {
C_SYSTEM_FAILURE( BGL_IO_ERROR, "make-symlink", strerror( errno ),
string_to_bstring( s2 ) );
}
return 0;
#else
C_SYSTEM_FAILURE( BGL_IO_ERROR, "make-symlink", "Not supported",
string_to_bstring( s2 ) );
return 1;
#endif
}
/*---------------------------------------------------------------------*/
BGL_RUNTIME_DEF int
bgl_setgid( gid_t gid ) {
#if BGL_HAVE_GETGID
if( !setgid( gid ) ) {
return gid;
} else {
C_SYSTEM_FAILURE( BGL_ERROR, "setgid", strerror( errno ), BINT( gid ) );
return gid;
}
#else
C_SYSTEM_FAILURE( BGL_ERROR, "setgid",
"operation not supported", BINT( gid ) );
return gid;
#endif
}
/*---------------------------------------------------------------------*/
int
bgl_utime( char *file, long atime, long mtime ) {
struct utimbuf buf = { .actime = (time_t)atime, .modtime= (time_t)mtime };
int r = utime( file, &buf );
if( r < 0 ) {
C_SYSTEM_FAILURE( BGL_ERROR, "file-times-set!",
strerror( errno ),
string_to_bstring( file ) );
}
return r;
}
/*---------------------------------------------------------------------*/
BGL_RUNTIME_DEF obj_t
bgl_getgroups() {
#if BGL_HAVE_GETGROUPS
int ngroups = getgroups( 0, 0L );
if( ngroups == -1 ) {
C_SYSTEM_FAILURE( BGL_IO_ERROR, "getgroups", strerror( errno ), BFALSE );
} else {
gid_t* groups = alloca( sizeof( gid_t ) * ngroups );
ngroups = getgroups( ngroups, groups );
if( ngroups == -1 ) {
C_SYSTEM_FAILURE( BGL_IO_ERROR, "getgroups", strerror( errno ), BFALSE );
} else {
obj_t res = create_vector( ngroups + 1 );
gid_t egid = getegid();
int seen_egid = 0;
int i;
for( i = 0; i < ngroups; i++ ) {
VECTOR_SET( res, i, BINT( groups[ i ] ) );
if( groups[ i ] == egid ) seen_egid = 1;
}
if( seen_egid ) {
VECTOR( res ).length--;
} else {
VECTOR_SET( res, i, BINT( egid ) );
}
return res;
}
}
#else
return create_vector( 0 );
#endif
}
/*---------------------------------------------------------------------*/
BGL_RUNTIME_DEF BGL_LONGLONG_T
bgl_current_microseconds() {
#if( BGL_HAVE_TIMEVAL )
struct timeval tv;
if( gettimeofday( &tv, 0 ) == 0 ) {
return (BGL_LONGLONG_T)(tv.tv_sec) * 1000000 +
(BGL_LONGLONG_T)(tv.tv_usec);
} else {
C_SYSTEM_FAILURE( BGL_ERROR,
"current-microseconds",
strerror( errno ),
BUNSPEC );
}
#else
return (BGL_LONGLONG_T)(bgl_current_seconds() ) * 1000000;
#endif
}
static void
odbc_error( char *who, char *message, obj_t object )
{
C_SYSTEM_FAILURE( BGL_ERROR, who, message, object );
}