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Better MSVC support

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* get rid of alloca()
* no variable-sized arrays
This commit is contained in:
Heng Li
2017-09-03 11:05:55 -04:00
parent 2b8681ead7
commit 6db9b7579c
6 changed files with 22 additions and 20 deletions
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sketch.c
+2 -8
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@@ -5,11 +5,6 @@
#include "kvec.h"
#include "minimap.h"
#if defined(WIN32) || defined(_WIN32)
#include <malloc.h>
#define alloca _alloca
#endif
unsigned char seq_nt4_table[256] = {
0, 1, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
@@ -82,11 +77,10 @@ void mm_sketch(void *km, const char *str, int len, int w, int k, uint32_t rid, i
{
uint64_t shift1 = 2 * (k - 1), mask = (1ULL<<2*k) - 1, kmer[2] = {0,0};
int i, j, l, buf_pos, min_pos, kmer_span = 0;
mm128_t *buf, min = { UINT64_MAX, UINT64_MAX };
mm128_t buf[256], min = { UINT64_MAX, UINT64_MAX };
tiny_queue_t tq;
assert(len > 0 && w > 0 && k > 0 && k <= 28); // 56 bits for k-mer; could use long k-mers, but 28 enough in practice
buf = (mm128_t*)alloca(w * 16);
assert(len > 0 && (w > 0 && w < 256) && (k > 0 && k <= 28)); // 56 bits for k-mer; could use long k-mers, but 28 enough in practice
memset(buf, 0xff, w * 16);
memset(&tq, 0, sizeof(tiny_queue_t));
kv_resize(mm128_t, km, *p, p->n + len/w);