comparison: ucx/comparator.c
ucx/comparator.c
- changeset 92
- 7625a8efcc97
- parent 91
- 91595a45fad6
equal
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inserted
replaced
| 91:91595a45fad6 | 92:7625a8efcc97 |
|---|---|
| 1 #include "comparator.h" | 1 #include "comparator.h" |
| 2 #include "math.h" | |
| 2 | 3 |
| 3 int ucx_strcmp(void *s1, void *s2, void *data) { | 4 int ucx_strcmp(void *s1, void *s2, void *data) { |
| 4 return strcmp((char*)s1, (char*)s2); | 5 return strcmp((char*)s1, (char*)s2); |
| 5 } | 6 } |
| 6 | 7 |
| 16 } else { | 17 } else { |
| 17 return a < b ? -1 : 1; | 18 return a < b ? -1 : 1; |
| 18 } | 19 } |
| 19 } | 20 } |
| 20 | 21 |
| 22 int ucx_floatcmp(void *f1, void *f2, void *epsilon) { | |
| 23 float a = *((float*) f1); | |
| 24 float b = *((float*) f2); | |
| 25 float e = !epsilon ? 1e-6f : *((float*)epsilon); | |
| 26 if (fabsf(a - b) < e) { | |
| 27 return 0; | |
| 28 } else { | |
| 29 return a < b ? -1 : 1; | |
| 30 } | |
| 31 } | |
| 32 | |
| 33 int ucx_doublecmp(void *d1, void *d2, void *epsilon) { | |
| 34 double a = *((float*) d1); | |
| 35 double b = *((float*) d2); | |
| 36 double e = !epsilon ? 1e-14 : *((double*)epsilon); | |
| 37 if (fabs(a - b) < e) { | |
| 38 return 0; | |
| 39 } else { | |
| 40 return a < b ? -1 : 1; | |
| 41 } | |
| 42 } | |
| 43 | |
| 21 int ucx_ptrcmp(void *ptr1, void *ptr2, void *data) { | 44 int ucx_ptrcmp(void *ptr1, void *ptr2, void *data) { |
| 22 if (ptr1 == ptr2) { | 45 if (ptr1 == ptr2) { |
| 23 return 0; | 46 return 0; |
| 24 } else { | 47 } else { |
| 25 return ptr1 < ptr2 ? -1 : 1; | 48 return ptr1 < ptr2 ? -1 : 1; |
