{
int32_t i, size;
khint_t k;
- fwrite("BAI\1", 1, 4, fp);
+ if (fwrite("BAI\1", 1, 4, fp) < 4) {
+ fprintf(stderr, "[bam_index_save] failed to write magic number.\n");
+ abort();
+ }
if (bam_is_be) {
uint32_t x = idx->n;
- fwrite(bam_swap_endian_4p(&x), 4, 1, fp);
+ if (fwrite(bam_swap_endian_4p(&x), 4, 1, fp) < 1) {
+ fprintf(stderr, "[bam_index_save] failed to write n_ref.\n");
+ abort();
+ }
} else fwrite(&idx->n, 4, 1, fp);
for (i = 0; i < idx->n; ++i) {
khash_t(i) *index = idx->index[i];
size = kh_size(index);
if (bam_is_be) { // big endian
uint32_t x = size;
- fwrite(bam_swap_endian_4p(&x), 4, 1, fp);
- } else fwrite(&size, 4, 1, fp);
+ if (fwrite(bam_swap_endian_4p(&x), 4, 1, fp) < 1) {
+ fprintf(stderr, "[bam_index_save] failed to write n_bin.\n");
+ abort();
+ }
+ } else if (fwrite(&size, 4, 1, fp) < 1) {
+ fprintf(stderr, "[bam_index_save] failed to write n_bin.\n");
+ abort();
+ }
for (k = kh_begin(index); k != kh_end(index); ++k) {
if (kh_exist(index, k)) {
bam_binlist_t *p = &kh_value(index, k);
if (bam_is_be) { // big endian
uint32_t x;
- x = kh_key(index, k); fwrite(bam_swap_endian_4p(&x), 4, 1, fp);
- x = p->n; fwrite(bam_swap_endian_4p(&x), 4, 1, fp);
+ x = kh_key(index, k);
+ if (fwrite(bam_swap_endian_4p(&x), 4, 1, fp) < 1) {
+ fprintf(stderr, "[bam_index_save] failed to write bin.\n");
+ abort();
+ }
+ x = p->n;
+ if (fwrite(bam_swap_endian_4p(&x), 4, 1, fp) < 1) {
+ fprintf(stderr, "[bam_index_save] failed to write n_chunk.\n");
+ abort();
+ }
for (x = 0; (int)x < p->n; ++x) {
bam_swap_endian_8p(&p->list[x].u);
bam_swap_endian_8p(&p->list[x].v);
}
- fwrite(p->list, 16, p->n, fp);
+ if (fwrite(p->list, 16, p->n, fp) < p->n) {
+ fprintf(stderr, "[bam_index_save] failed to write chunk pair.\n");
+ abort();
+ }
+ // hmmm...sandbagging PPC or reverting?
for (x = 0; (int)x < p->n; ++x) {
bam_swap_endian_8p(&p->list[x].u);
bam_swap_endian_8p(&p->list[x].v);
}
} else {
- fwrite(&kh_key(index, k), 4, 1, fp);
- fwrite(&p->n, 4, 1, fp);
- fwrite(p->list, 16, p->n, fp);
+ if (fwrite(&kh_key(index, k), 4, 1, fp) < 1) {
+ fprintf(stderr, "[bam_index_save] failed to write bin.\n");
+ abort();
+ }
+ if (fwrite(&p->n, 4, 1, fp) < 1) {
+ fprintf(stderr, "[bam_index_save] failed to write n_chunk.\n");
+ abort();
+ }
+ if (fwrite(p->list, 16, p->n, fp) < p->n) {
+ fprintf(stderr, "[bam_index_save] failed to write chunk pair.\n");
+ abort();
+ }
}
}
}
// write linear index (index2)
if (bam_is_be) {
int x = index2->n;
- fwrite(bam_swap_endian_4p(&x), 4, 1, fp);
- } else fwrite(&index2->n, 4, 1, fp);
+ if (fwrite(bam_swap_endian_4p(&x), 4, 1, fp) < 1) {
+ fprintf(stderr, "[bam_index_save] failed to write n_intv.\n");
+ abort();
+ }
+ } else if (fwrite(&index2->n, 4, 1, fp) < 1) {
+ fprintf(stderr, "[bam_index_save] failed to write n_intv.\n");
+ abort();
+ }
if (bam_is_be) { // big endian
int x;
for (x = 0; (int)x < index2->n; ++x)
bam_swap_endian_8p(&index2->offset[x]);
- fwrite(index2->offset, 8, index2->n, fp);
+ if (fwrite(index2->offset, 8, index2->n, fp) < index2->n) {
+ fprintf(stderr, "[bam_index_save] failed to write ioffset.\n");
+ abort();
+ }
for (x = 0; (int)x < index2->n; ++x)
bam_swap_endian_8p(&index2->offset[x]);
- } else fwrite(index2->offset, 8, index2->n, fp);
+ } else if (fwrite(index2->offset, 8, index2->n, fp) < index2->n) {
+ fprintf(stderr, "[bam_index_save] failed to write ioffset.\n");
+ abort();
+ }
}
{ // write the number of reads coor-less records.
uint64_t x = idx->n_no_coor;
if (bam_is_be) bam_swap_endian_8p(&x);
- fwrite(&x, 8, 1, fp);
+ if (fwrite(&x, 8, 1, fp) < 1) {
+ fprintf(stderr, "[bam_index_save] failed to write n_no_coor.\n");
+ abort();
+ }
}
fflush(fp);
}
if (bam_is_be) bam_swap_endian_4p(&p->n);
p->m = p->n;
p->list = (pair64_t*)malloc(p->m * 16);
- if (fread(p->list, 16, p->n, fp) < 16) {
+ if (fread(p->list, 16, p->n, fp) < p->n) {
fprintf(stderr, "[bam_index_load] read error while loading chunk pairs.\n");
fclose(fp);
return 0;
if (bam_is_be) bam_swap_endian_4p(&index2->n);
index2->m = index2->n;
index2->offset = (uint64_t*)calloc(index2->m, 8);
- if (fread(index2->offset, index2->n, 8, fp) < 8) {
+ ret = fread(index2->offset, index2->n, 8, fp);
+ if ((ret > 0) && (ret < 8)) {
fprintf(stderr, "[bam_index_load] read error while loading ioffset.\n");
fclose(fp);
return 0;
}
buf = (uint8_t*)calloc(buf_size, 1);
while ((l = knet_read(fp_remote, buf, buf_size)) != 0)
- fwrite(buf, 1, l, fp);
+ if (fwrite(buf, 1, l, fp) < l) {
+ fprintf(stderr, "[download_from_remote] fail to write to destination file.\n");
+ free(buf);
+ knet_close(fp_remote);
+ fclose(fp);
+ return;
+ }
free(buf);
fclose(fp);
knet_close(fp_remote);