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-rw-r--r--Include/pymacro.h15
1 files changed, 14 insertions, 1 deletions
diff --git a/Include/pymacro.h b/Include/pymacro.h
index 7997c55..3f6f5dc 100644
--- a/Include/pymacro.h
+++ b/Include/pymacro.h
@@ -1,13 +1,26 @@
#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)
+
/* 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