}
if (save_tid >= 0) {
insert_offset(idx->index[save_tid], save_bin, save_off, bam_tell(fp));
- insert_offset(idx->index[save_tid], BAM_MAX_BIN, off_beg, off_end);
+ insert_offset(idx->index[save_tid], BAM_MAX_BIN, off_beg, bam_tell(fp));
insert_offset(idx->index[save_tid], BAM_MAX_BIN, n_mapped, n_unmapped);
}
merge_chunks(idx);
fill_missing(idx);
- if (ret >= 0)
- while ((ret = bam_read1(fp, b)) >= 0) ++n_no_coor;
+ if (ret >= 0) {
+ while ((ret = bam_read1(fp, b)) >= 0) {
+ ++n_no_coor;
+ if (c->tid >= 0 && n_no_coor) {
+ fprintf(stderr, "[bam_index_core] the alignment is not sorted: reads without coordinates prior to reads with coordinates.\n");
+ exit(1);
+ }
+ }
+ }
if (ret < -1) fprintf(stderr, "[bam_index_core] truncated file? Continue anyway. (%d)\n", ret);
free(b->data); free(b);
idx->n_no_coor = n_no_coor;
}
}
free(bins);
+ if (n_off == 0) {
+ free(off); return iter;
+ }
{
bam1_t *b = (bam1_t*)calloc(1, sizeof(bam1_t));
int l;
}
if ((ret = bam_read1(fp, b)) >= 0) {
iter->curr_off = bam_tell(fp);
- if (b->core.tid != iter->tid || b->core.pos >= iter->end) { ret = -1; break; } // no need to proceed
+ if (b->core.tid != iter->tid || b->core.pos >= iter->end) { // no need to proceed
+ ret = bam_validate1(NULL, b)? -1 : -5; // determine whether end of region or error
+ break;
+ }
else if (is_overlap(iter->beg, iter->end, b)) return ret;
} else break; // end of file or error
}
b = bam_init1();
iter = bam_iter_query(idx, tid, beg, end);
while ((ret = bam_iter_read(fp, iter, b)) >= 0) func(b, data);
+ bam_iter_destroy(iter);
bam_destroy1(b);
return (ret == -1)? 0 : ret;
}