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-rw-r--r--macro.h40
1 files changed, 36 insertions, 4 deletions
diff --git a/macro.h b/macro.h
index 5e4be44..d664c3e 100644
--- a/macro.h
+++ b/macro.h
@@ -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*));
}