--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Meerwald-dir/wm.h	Fri Dec 20 13:08:59 2024 +0100
@@ -0,0 +1,64 @@
+#ifndef WM_H
+#define WM_H
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <getopt.h>
+#include <math.h>
+#include <float.h>
+#include <fcntl.h>
+
+#if defined(MINGW)
+#define M_PI 3.1415926536
+#define rint floor
+#define MAXPATHLEN 255
+void bzero(char *b, size_t length);
+#elif defined(LINUX)
+#include <values.h>
+#include <sys/param.h>
+#include <unistd.h>
+#include <time.h>
+#else
+#error plattform not supported
+#endif
+
+/*
+ * This macro is used to ensure correct rounding of integer values.
+ */
+#define ROUND(a) (((a) < 0) ? (int) ((a) - 0.5) : (int) ((a) + 0.5))
+
+/*
+ * Macros to converts number of bytes to number of bits and vice verse
+ */
+#define NBITSTOBYTES(N) ((N & 7) ? (N >> 3) + 1 : N >> 3)
+#define NBYTESTOBITS(N) (N << 3)
+
+#define GRAYRANGE(P) ((P > 255) ? 255 : (P < 0) ? 0 : P)
+#define PIXELRANGE(P) ((P > 255) ? 255 : (P < 0) ? 0 : P)
+
+#ifndef sqr
+#define sqr(X) ((X) * (X))
+#endif
+
+#ifndef MAX
+#define MAX(X, Y) (((X) > (Y)) ? (X) : (Y))
+#endif
+
+#ifndef MIN
+#define MIN(X, Y) (((X) < (Y)) ? (X) : (Y))
+#endif
+
+#ifdef NEED_STRCASECMP
+#define strcasecmp stricmp
+#endif
+
+#ifndef SIGN
+#define SIGN(X) (((X) > 0) ? ((X) == 0 ? 0 : 1) : -1)
+#endif
+
+void wm_init();
+void wm_init1();
+void wm_init2();
+
+#endif