diff options
author | Lennart Poettering <lennart@poettering.net> | 2007-10-01 20:12:53 +0000 |
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committer | Lennart Poettering <lennart@poettering.net> | 2007-10-01 20:12:53 +0000 |
commit | 762196328ab7e60f1d2908fd5a337d2ca99726dd (patch) | |
tree | 9d43302f8c855d5cf69901b416169fcce150c9c5 /macro.h | |
parent | 6b917ecec63ed1ce56868d2fca873fb486d3ee22 (diff) |
add a couple of additional useful macros
git-svn-id: file:///home/lennart/svn/public/libsydney/trunk@33 9ba3c220-e4d3-45a2-8aa3-73fcc9aff6ce
Diffstat (limited to 'macro.h')
-rw-r--r-- | macro.h | 40 |
1 files changed, 36 insertions, 4 deletions
@@ -47,6 +47,13 @@ #define sa_assert assert +/* An assert which guarantees side effects of x */ +#ifdef NDEBUG +#define sa_assert_se(x) x +#else +#define sa_assert_se(x) sa_assert(x) +#endif + #define sa_assert_not_reached() sa_assert(!"Should not be reached.") #define sa_assert_success(x) do { \ @@ -56,13 +63,38 @@ #define SA_ELEMENTSOF(x) (sizeof(x)/sizeof((x)[0])) -#ifndef SA_MAX -#define SA_MAX(a, b) ((a) > (b) ? (a) : (b)) +#ifndef MAX +#define MAX(a, b) ((a) > (b) ? (a) : (b)) +#endif + +#ifndef MIN +#define MIN(a, b) ((a) < (b) ? (a) : (b)) +#endif + +#ifndef CLAMP +#define CLAMP(x, low, high) (((x) > (high)) ? (high) : (((x) < (low)) ? (low) : (x))) #endif -#ifndef SA_MIN -#define SA_MIN(a, b) ((a) < (b) ? (a) : (b)) + +#ifndef FALSE +#define FALSE (0) +#endif + +#ifndef TRUE +#define TRUE (!FALSE) #endif +#define SA_PTR_TO_UINT(p) ((unsigned int) (unsigned long) (p)) +#define SA_UINT_TO_PTR(u) ((void*) (unsigned long) (u)) + +#define SA_PTR_TO_UINT32(p) ((uint32_t) SA_PTR_TO_UINT(p)) +#define SA_UINT32_TO_PTR(u) SA_UINT_TO_PTR((uint32_t) u) + +#define SA_PTR_TO_INT(p) ((int) SA_PTR_TO_UINT(p)) +#define SA_INT_TO_PTR(u) SA_UINT_TO_PTR((int) u) + +#define SA_PTR_TO_INT32(p) ((int32_t) SA_PTR_TO_UINT(p)) +#define SA_INT32_TO_PTR(u) SA_UINT_TO_PTR((int32_t) u) + static inline size_t sa_align(size_t l) { return (((l + sizeof(void*) - 1) / sizeof(void*)) * sizeof(void*)); } |