Initial revision

hw/xfree86/dummylib/xalloc.c

@@ -0,0 +1,92 @@
+/* $XFree86: xc/programs/Xserver/hw/xfree86/dummylib/xalloc.c,v 1.2 2002/11/09 09:00:13 herrb Exp $ */
+
+#include "X.h"
+#include "os.h"
+#include "xf86.h"
+#include "xf86Priv.h"
+
+/*
+ * Utility functions required by libxf86_os. 
+ */
+
+pointer
+Xalloc(unsigned long n)
+{
+    if (!n)
+	n = 1;
+    return malloc(n);
+}
+
+pointer
+Xrealloc(pointer p, unsigned long n)
+{
+    if (!n)
+	n = 1;
+    return realloc(p, n);
+}
+
+pointer
+Xcalloc(unsigned long n)
+{
+    pointer r;
+
+    r = Xalloc(n);
+    memset(r, 0, n);
+    return r;
+}
+
+pointer
+XNFalloc(unsigned long n)
+{
+    pointer r;
+
+    r = Xalloc(n);
+    if (!r)
+	FatalError("XNFalloc failed\n");
+    return r;
+   
+}
+
+pointer
+XNFrealloc(pointer p, unsigned long n)
+{
+    pointer r;
+
+    r = Xrealloc(p, n);
+    if (!r)
+	FatalError("XNFrealloc failed\n");
+    return r;
+   
+}
+
+pointer
+XNFcalloc(unsigned long n)
+{
+    pointer r;
+
+    r = Xcalloc(n);
+    if (!r)
+	FatalError("XNFcalloc failed\n");
+    return r;
+   
+}
+
+void
+Xfree(pointer p)
+{
+    free(p);
+}
+
+char *
+Xstrdup(const char *s)
+{
+    char *sd;
+
+    if (s == NULL)
+	return NULL;
+
+    sd = (char *)Xalloc(strlen(s) + 1);
+    if (sd != NULL)
+	strcpy(sd, s);
+    return sd;
+}