diff options
Diffstat (limited to 'src/macro.h')
-rw-r--r-- | src/macro.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/src/macro.h b/src/macro.h new file mode 100644 index 0000000..d664c3e --- /dev/null +++ b/src/macro.h @@ -0,0 +1,104 @@ +#ifndef foomacrohfoo +#define foomacrohfoo + +#include <stdio.h> +#include <assert.h> + +#ifdef __GNUC__ +#define SA_PRETTY_FUNCTION __PRETTY_FUNCTION__ +#else +#define SA_PRETTY_FUNCTION "" +#endif + +#define sa_return_if_fail(expr) \ + do { \ + if (!(expr)) { \ + fprintf(stderr, "%s: Assertion <%s> failed.\n", SA_PRETTY_FUNCTION, #expr ); \ + return; \ + } \ + } while(0) + +#define sa_return_val_if_fail(expr, val) \ + do { \ + if (!(expr)) { \ + fprintf(stderr, "%s: Assertion <%s> failed.\n", SA_PRETTY_FUNCTION, #expr ); \ + return (val); \ + } \ + } while(0) + +#define sa_return_if_fail_mutex(m, expr) \ + do { \ + if (!(expr)) { \ + fprintf(stderr, "%s: Assertion <%s> failed.\n", SA_PRETTY_FUNCTION, #expr ); \ + sa_mutex_unlock(m); \ + return; \ + } \ + } while(0) + +#define sa_return_val_if_fail_mutex(m, expr, val) \ + do { \ + if (!(expr)) { \ + \ + fprintf(stderr, "%s: Assertion <%s> failed.\n", SA_PRETTY_FUNCTION, #expr ); \ + sa_mutex_unlock(m); \ + return (val); \ + } \ + } while(0) + +#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 { \ + int _r = (x); \ + sa_assert(_r == 0); \ + } while(0) + +#define SA_ELEMENTSOF(x) (sizeof(x)/sizeof((x)[0])) + +#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 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*)); +} + +#define SA_ALIGN(x) (sa_align(x)) + +#endif |