1 files changed, 162 insertions, 0 deletions
diff --git a/src/lib/util.c b/src/lib/util.c
new file mode 100644
index 00000000..3d34c275
--- /dev/null
+++ b/src/lib/util.c
@@ -0,0 +1,162 @@
+/*
+    Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd.
+    All rights reserved.
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions are
+    met:
+
+        - Redistributions of source code must retain the above copyright
+          notice, this list of conditions and the following disclaimer.
+
+        - Redistributions in binary form must reproduce the above copyright
+         notice, this list of conditions and the following disclaimer in
+          the documentation and/or other materials provided with the
+          distribution.
+
+        - Neither the name of The Numerical ALgorithms Group Ltd. nor the
+          names of its contributors may be used to endorse or promote products
+          derived from this software without specific prior written permission.
+
+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+    IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+    TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+    PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
+    OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+    EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+    PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+    LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+    NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include "axiom-c-macros.h"
+
+#include <stdlib.h>
+#if defined(MACOSXplatform)
+#include "/usr/include/unistd.h"
+#else
+#include <unistd.h>
+#endif
+#include <sys/types.h>
+#include <stdio.h>
+#include <errno.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include "view.h"
+
+
+#include "util.H1"
+
+
+
+
+int
+checker(int code, int lineNumber, char *errorStr)
+{
+  if (code < 0) {
+    fprintf(stderr, "Error occured during %s\n", errorStr);
+    fprintf(stderr, "Error code of %d\n", errno);
+    fprintf(stderr, "Error in line number %d of process %d\n", lineNumber, getpid());
+    perror("");
+  }
+  return (code);
+}
+
+
+
+
+char *
+getmemWithLine(int nbytes, char *str, int lineNum)
+{
+  char *p;
+
+  p = (char *) malloc(nbytes);
+  if (!p) {
+    fprintf(stderr, "getmem: Could not get %d bytes for %s at line %d\n", nbytes, str, lineNum);
+    exit(99);
+  }
+  return p;
+}
+
+
+char *
+saymemWithLine(char *str, int num, int size, int lineNum)
+{
+  char *p;
+
+  p = getmemWithLine(num * size, str, lineNum);
+  return p;
+
+}
+
+
+void
+#ifdef _NO_PROTO
+myfree(p, size)
+    void *p;
+    int size;
+#else
+myfree(void *p, int size)
+#endif
+{
+    free(p);
+}
+
+
+
+
+XPoint
+getWindowPositionXY(Display *display, Window w)
+{
+  XPoint position;
+  Window rootW, parentW, *childrenWs, tmpW;
+  unsigned int nChildren;
+  XWindowAttributes windowAttrib;
+  int screen, tmp = 1;
+
+  screen = DefaultScreen(display);
+  tmpW = w;
+  while (tmp) {
+    XQueryTree(display, tmpW, &rootW, &parentW, &childrenWs, &nChildren);
+    XFree((char *)childrenWs);
+    if (parentW == RootWindow(display, screen))
+      tmp = 0;
+    else
+      tmpW = parentW;
+  }
+  XGetWindowAttributes(display, tmpW, &windowAttrib);
+  position.x = (short) windowAttrib.x;
+  position.y = (short) windowAttrib.y;
+
+  return (position);
+}
+
+
+
+XPoint
+getWindowSizeXY(Display *display,Window w)
+{
+  XPoint size;
+  Window rootW, parentW, *childrenWs, tmpW;
+  unsigned int nChildren;
+  XWindowAttributes windowAttrib;
+  int screen, tmp = 1;
+
+  screen = DefaultScreen(display);
+  tmpW = w;
+  while (tmp) {
+    XQueryTree(display, tmpW, &rootW, &parentW, &childrenWs, &nChildren);
+    XFree((char *)childrenWs);
+    if (parentW == RootWindow(display, screen))
+      tmp = 0;
+    else
+      tmpW = parentW;
+  }
+  XGetWindowAttributes(display, tmpW, &windowAttrib);
+  size.x = (short) windowAttrib.width;
+  size.y = (short) windowAttrib.height;
+
+  return (size);
+}