/**************************************************************************** * * MODULE: Vector library * * AUTHOR(S): Radim Blazek, Piero Cavalieri * * PURPOSE: Higher level functions for reading/writing/manipulating vectors. * * COPYRIGHT: (C) 2001 by the GRASS Development Team * * This program is free software under the GNU General Public * License (>=v2). Read the file COPYING that comes with GRASS * for details. * *****************************************************************************/ #include #include #ifdef HAVE_OGR #include /* Rewind vector data file to cause reads to start at beginning. ** returns 0 on success ** -1 on error */ int V1_rewind_ogr (struct Map_info *Map) { G_debug (2, "V1_rewind_ogr(): name = %s", Map->name); Map->fInfo.ogr.lines_num = 0; Map->fInfo.ogr.lines_next = 0; OGR_L_ResetReading ( Map->fInfo.ogr.layer ); return 0; } int V2_rewind_ogr (struct Map_info *Map) { G_debug (2, "V2_rewind_ogr(): name = %s", Map->name); Map->next_line = 1; return 0; } #endif