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for MinGW32 compatibility

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get rid of alloca()
This commit is contained in:
Heng Li
2017-09-02 18:23:29 -04:00
parent 2b8681ead7
commit 00416c76d1
3 changed files with 10 additions and 11 deletions
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sketch.c
+2 -6
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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,
@@ -86,7 +81,7 @@ void mm_sketch(void *km, const char *str, int len, int w, int k, uint32_t rid, i
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);
buf = (mm128_t*)calloc(w, 16);
memset(buf, 0xff, w * 16);
memset(&tq, 0, sizeof(tiny_queue_t));
kv_resize(mm128_t, km, *p, p->n + len/w);
@@ -145,4 +140,5 @@ void mm_sketch(void *km, const char *str, int len, int w, int k, uint32_t rid, i
}
if (min.x != UINT64_MAX)
kv_push(mm128_t, km, *p, min);
free(buf);
}