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authorK. Richard Pixley <rich@cygnus>1991-03-28 16:28:29 +0000
committerK. Richard Pixley <rich@cygnus>1991-03-28 16:28:29 +0000
commitdd3b648e8b12ceb7bfce66e7f179b671403aea9c (patch)
tree91119a0f4943acc9293cd8baba06943621b6e6c7 /gdb/stddef.h
parentbd5635a1e2b38ee8432fcdaa6456079191375277 (diff)
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Diffstat (limited to 'gdb/stddef.h')
-rwxr-xr-xgdb/stddef.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/gdb/stddef.h b/gdb/stddef.h
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--- /dev/null
+++ b/gdb/stddef.h
@@ -0,0 +1,24 @@
+#ifndef _STDDEF_H
+#define _STDDEF_H
+
+/* Signed type of difference of two pointers. */
+
+typedef long ptrdiff_t;
+
+/* Unsigned type of `sizeof' something. */
+
+#ifndef _SIZE_T /* in case <sys/types.h> has defined it. */
+#define _SIZE_T
+typedef unsigned long size_t;
+#endif /* _SIZE_T */
+
+/* A null pointer constant. */
+
+#undef NULL /* in case <stdio.h> has defined it. */
+#define NULL 0
+
+/* Offset of member MEMBER in a struct of type TYPE. */
+
+#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
+
+#endif /* _STDDEF_H */