Author: Ronan Lamy <ronan.l...@gmail.com>
Branch: py3.6
Changeset: r97419:e4a6d51f7bf2
Date: 2019-09-10 17:48 +0100
http://bitbucket.org/pypy/pypy/changeset/e4a6d51f7bf2/
Log: Update pymacro.h to match CPython 3.6.9
diff --git a/pypy/module/cpyext/include/pymacro.h
b/pypy/module/cpyext/include/pymacro.h
--- a/pypy/module/cpyext/include/pymacro.h
+++ b/pypy/module/cpyext/include/pymacro.h
@@ -1,6 +1,29 @@
#ifndef Py_PYMACRO_H
#define Py_PYMACRO_H
+/* Minimum value between x and y */
+#define Py_MIN(x, y) (((x) > (y)) ? (y) : (x))
+
+/* Maximum value between x and y */
+#define Py_MAX(x, y) (((x) > (y)) ? (x) : (y))
+
+/* Absolute value of the number x */
+#define Py_ABS(x) ((x) < 0 ? -(x) : (x))
+
+#define _Py_XSTRINGIFY(x) #x
+
+/* Convert the argument to a string. For example, Py_STRINGIFY(123) is replaced
+ with "123" by the preprocessor. Defines are also replaced by their value.
+ For example Py_STRINGIFY(__LINE__) is replaced by the line number, not
+ by "__LINE__". */
+#define Py_STRINGIFY(x) _Py_XSTRINGIFY(x)
+
+/* Get the size of a structure member in bytes */
+#define Py_MEMBER_SIZE(type, member) sizeof(((type *)0)->member)
+
+/* Argument must be a char or an int in [-128, 127] or [0, 255]. */
+#define Py_CHARMASK(c) ((unsigned char)((c) & 0xff))
+
/* Assert a build-time dependency, as an expression.
Your compile will fail if the condition isn't true, or can't be evaluated
@@ -16,6 +39,10 @@
#define Py_BUILD_ASSERT_EXPR(cond) \
(sizeof(char [1 - 2*!(cond)]) - 1)
+#define Py_BUILD_ASSERT(cond) do { \
+ (void)Py_BUILD_ASSERT_EXPR(cond); \
+ } while(0)
+
/* Get the number of elements in a visible array
This does not work on pointers, or arrays declared as [], or function
@@ -38,4 +65,34 @@
(sizeof(array) / sizeof((array)[0]))
#endif
+
+/* Define macros for inline documentation. */
+#define PyDoc_VAR(name) static char name[]
+#define PyDoc_STRVAR(name,str) PyDoc_VAR(name) = PyDoc_STR(str)
+#ifdef WITH_DOC_STRINGS
+#define PyDoc_STR(str) str
+#else
+#define PyDoc_STR(str) ""
+#endif
+
+/* Below "a" is a power of 2. */
+/* Round down size "n" to be a multiple of "a". */
+#define _Py_SIZE_ROUND_DOWN(n, a) ((size_t)(n) & ~(size_t)((a) - 1))
+/* Round up size "n" to be a multiple of "a". */
+#define _Py_SIZE_ROUND_UP(n, a) (((size_t)(n) + \
+ (size_t)((a) - 1)) & ~(size_t)((a) - 1))
+/* Round pointer "p" down to the closest "a"-aligned address <= "p". */
+#define _Py_ALIGN_DOWN(p, a) ((void *)((uintptr_t)(p) & ~(uintptr_t)((a) - 1)))
+/* Round pointer "p" up to the closest "a"-aligned address >= "p". */
+#define _Py_ALIGN_UP(p, a) ((void *)(((uintptr_t)(p) + \
+ (uintptr_t)((a) - 1)) & ~(uintptr_t)((a) - 1)))
+/* Check if pointer "p" is aligned to "a"-bytes boundary. */
+#define _Py_IS_ALIGNED(p, a) (!((uintptr_t)(p) & (uintptr_t)((a) - 1)))
+
+#ifdef __GNUC__
+#define Py_UNUSED(name) _unused_ ## name __attribute__((unused))
+#else
+#define Py_UNUSED(name) _unused_ ## name
+#endif
+
#endif /* Py_PYMACRO_H */
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