1 files changed, 92 insertions, 0 deletions
diff --git a/pkgtools/pkg_install/files/lib/defs.h b/pkgtools/pkg_install/files/lib/defs.h
new file mode 100644
index 00000000000..0a076049242
--- /dev/null
+++ b/pkgtools/pkg_install/files/lib/defs.h
@@ -0,0 +1,92 @@
+/* $NetBSD: defs.h,v 1.1.1.1 2002/12/20 18:13:59 schmonz Exp $ */
+
+/*
+ * Copyright (c) 1999-2000 Alistair G. Crooks.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by Alistair G. Crooks.
+ * 4. The name of the author may not be used to endorse or promote
+ *    products derived from this software without specific prior written
+ *    permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+#ifndef DEFS_H_
+#define DEFS_H_
+
+#ifdef HAVE_ERR_H
+#include <err.h>
+#endif
+
+#include <stdlib.h>
+#include <string.h>
+
+#define NEWARRAY(type,ptr,size,where,action) do {			\
+	if ((ptr = (type *) calloc(sizeof(type), (unsigned)(size))) == NULL) { \
+		warn("%s: can't allocate %lu bytes", where,		\
+			(unsigned long)(size * sizeof(type)));		\
+		action;							\
+	}								\
+} while( /* CONSTCOND */ 0)
+
+#define RENEW(type,ptr,size,where,action) do {				\
+	type *newptr;							\
+	if ((newptr = (type *) realloc(ptr, sizeof(type) * (size))) == NULL) { \
+		warn("%s: can't realloc %lu bytes", where,		\
+			(unsigned long)(size * sizeof(type)));		\
+		action;							\
+	}								\
+	ptr = newptr;							\
+} while( /* CONSTCOND */ 0)
+
+#define NEW(type, ptr, where, action)	NEWARRAY(type, ptr, 1, where, action)
+
+#define FREE(ptr)	(void) free(ptr)
+
+#define ALLOC(type, v, size, c, init, where, action) do {		\
+	if (size == 0) {						\
+		size = init;						\
+		NEWARRAY(type, v, size, where ": new", action);		\
+	} else if (c == size) {						\
+		size *= 2;						\
+		RENEW(type, v, size, where ": renew", action);		\
+	}								\
+} while( /* CONSTCOND */ 0)
+
+#ifndef MIN
+#define MIN(a,b)	(((a) < (b)) ? (a) : (b))
+#endif
+
+#ifndef MAX
+#define MAX(a,b)	(((a) > (b)) ? (a) : (b))
+#endif
+
+#ifndef ABS
+#define ABS(a)		(((a) < 0) ? -(a) : (a))
+#endif
+
+#define STRNCPY(to, from, size)	do {					\
+	(void) strncpy(to, from, size);					\
+	to[(size) - 1] = 0;						\
+} while( /* CONSTCOND */ 0)
+
+#endif /* !DEFS_H_ */