Get libhandle working on IRIX for qa. Put back fd_to_handle.

Merge of master-melb:xfs-cmds:23053a by kenmcd.
2026-05-01 15:01:44 -07:00 · 2005-07-04 06:00:09 +00:00
parent f55ff6b3fe
commit fb5483e332
5 changed files with 208 additions and 4 deletions
@@ -1,6 +1,6 @@
-# aclocal.m4 generated automatically by aclocal 1.6.3 -*- Autoconf -*-
+# generated automatically by aclocal 1.7.5 -*- Autoconf -*-

-# Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002
 # Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -421,6 +421,19 @@ AC_DEFUN([AC_PACKAGE_NEED_ATTRLIST_LIBHANDLE],
    AC_SUBST(libhdl)
  ])

+AC_DEFUN([AC_PACKAGE_NEED_IRIX_LIBHANDLE],
+  [ 
+    AC_MSG_CHECKING([libhandle.a for IRIX])
+    libhdl="`pwd`/../irix/libhandle/libhandle.a"
+    if ! test -f $libhdl; then
+	echo 'no'
+        echo 'FATAL ERROR: could not find IRIX XFS handle library.'
+        exit 1
+    fi
+    echo 'yes'
+    AC_SUBST(libhdl)
+  ])
+
 AC_DEFUN([AC_PACKAGE_NEED_XFSCTL_MACRO],
  [ AC_MSG_CHECKING([xfsctl from xfs/libxfs.h])
    AC_TRY_LINK([#include <xfs/libxfs.h>], [ int x = xfsctl(0, 0, 0, 0); ],
@@ -38,6 +38,7 @@ in
 		AC_PACKAGE_NEED_SYS_ACL_H
 		AC_PACKAGE_NEED_ATTRIBUTES_H
 		AC_PACKAGE_WANT_NDBM
+		AC_PACKAGE_NEED_IRIX_LIBHANDLE
 		;;
 	*)
 		AC_PACKAGE_NEED_XFS_LIBXFS_H
@@ -76,6 +76,19 @@ AC_DEFUN([AC_PACKAGE_NEED_ATTRLIST_LIBHANDLE],
    AC_SUBST(libhdl)
  ])

+AC_DEFUN([AC_PACKAGE_NEED_IRIX_LIBHANDLE],
+  [ 
+    AC_MSG_CHECKING([libhandle.a for IRIX])
+    libhdl="`pwd`/../irix/libhandle/libhandle.a"
+    if ! test -f $libhdl; then
+	echo 'no'
+        echo 'FATAL ERROR: could not find IRIX XFS handle library.'
+        exit 1
+    fi
+    echo 'yes'
+    AC_SUBST(libhdl)
+  ])
+
 AC_DEFUN([AC_PACKAGE_NEED_XFSCTL_MACRO],
  [ AC_MSG_CHECKING([xfsctl from xfs/libxfs.h])
    AC_TRY_LINK([#include <xfs/libxfs.h>], [ int x = xfsctl(0, 0, 0, 0); ],
@@ -1,5 +1,5 @@
 # 
-# Copyright (c) 2000-2004 Silicon Graphics, Inc.  All Rights Reserved.
+# Copyright (c) 2000-2005 Silicon Graphics, Inc.  All Rights Reserved.
 # 
 # This program is free software; you can redistribute it and/or modify it
 # under the terms of version 2 of the GNU General Public License as
@@ -37,14 +37,20 @@ TARGETS = dirstress fill fill2 getpagesize holes lstat64 \
 	nametest permname randholes runas truncfile usemem \
 	mmapcat append_reader append_writer dirperf metaperf \
 	devzero feature alloc fault fstest t_access_root \
-	godown resvtest writemod 
+	godown resvtest writemod

 LINUX_TARGETS = loggen xfsctl bstat t_mtab getdevicesize

+IRIX_TARGETS = open_unlink
+
 ifeq ($(PKG_PLATFORM),linux)
 TARGETS += $(LINUX_TARGETS)
 endif

+ifeq ($(PKG_PLATFORM),irix)
+TARGETS += $(IRIX_TARGETS)
+endif
+
 ifeq ($(HAVE_DB), true)
 TARGETS += dbtest
 endif
@@ -101,4 +107,8 @@ fill2: fill2.o

 runas: runas.o 
 	$(LINKTEST)  -lgen
+
+open_unlink: open_unlink.o $(LIBHANDLE)
+	$(LINKTEST) $(LIBHANDLE) $(LDLIBS)
+
 endif
@@ -0,0 +1,167 @@
+/*
+ * Copyright (c) 2005 Silicon Graphics, Inc.  All Rights Reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope that it would be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * 
+ * Further, this software is distributed without any warranty that it is
+ * free of the rightful claim of any third person regarding infringement
+ * or the like.  Any license provided herein, whether implied or
+ * otherwise, applies only to this software file.  Patent licenses, if
+ * any, provided herein do not apply to combinations of this program with
+ * other software, or any other product whatsoever.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ * 
+ * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
+ * Mountain View, CA  94043, or:
+ * 
+ * http://www.sgi.com 
+ * 
+ * For further information regarding this notice, see: 
+ * 
+ * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
+ *
+ *
+ * Create a file given path argument and then unlink it but
+ * keep fd open.
+ * Then do an attr_list for parentptrs. (supported on IRIX)
+ *
+ */
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <sys/attributes.h>
+#include <sys/fs/xfs_itable.h>
+
+#ifndef ATTR_PARENT
+#define ATTR_PARENT 0x0040
+#endif
+
+#define EA_LISTBUF_SZ 16384
+
+int
+main(int argc, char *argv[])
+{
+	char *path;
+	int fd;
+	char *prog = argv[0];
+	void *handle;
+	size_t hlen;
+	attrlist_cursor_t cursor;
+	attrlist_t *ea_listbuf = (attrlist_t *)malloc(EA_LISTBUF_SZ);
+	uint64_t parent_ino;
+	uint64_t link_cnt;
+	int sts;
+	int nameix;
+	attrlist_ent_t *entp;
+
+	if (argc < 2) {
+		fprintf(stderr, "%s: missing pathname argument\n", prog);
+		return 1;
+	}
+	path = argv[1];
+
+	if (argc > 2) {
+		fprintf(stderr, "%s: too many arguments\n", prog);
+		return 1;
+	}
+
+	/* if file already exists then error out */
+	if (access(path, F_OK) == 0) {
+		fprintf(stderr, "%s: file \"%s\" already exists\n", prog, path);
+		return 1;
+	}
+
+	fd = open(path, O_RDWR|O_CREAT|O_EXCL);
+	if (fd == -1) {
+		fprintf(stderr, "%s: failed to create \"%s\": %s\n", prog, path, strerror(errno));
+		return 1;
+	}
+
+
+	/* for linux libhandle version - to set libhandle fsfd cache */
+	{
+		void *fshandle;
+		size_t fshlen;
+
+		if (path_to_fshandle(path, &fshandle, &fshlen) != 0) {
+			fprintf(stderr, "%s: failed path_to_fshandle \"%s\": %s\n",
+				prog, path, strerror(errno));
+			return 1;
+		}
+	}
+
+
+	/* 
+	 * look at parentptr EAs and see if the path exists now that
+	 * it has been unlinked.
+	 */ 
+	if (fd_to_handle(fd, &handle, &hlen) != 0) {
+		fprintf(stderr, "%s: failed to fd_to_handle \"%s\": %s\n",
+			prog, path, strerror(errno));
+		return 1;
+	}
+
+	if (unlink(path) == -1) {
+		fprintf(stderr, "%s: failed to unlink \"%s\": %s\n", prog, path, strerror(errno));
+		return 1;
+	}
+
+	memset(&cursor, 0, sizeof(cursor));
+
+	/* just do one call - don't bother with continue logic */
+	sts = attr_list_by_handle(handle,
+			hlen,
+			(char*)ea_listbuf,
+			EA_LISTBUF_SZ,
+			ATTR_PARENT,
+			&cursor);
+	if (sts != 0) {
+		fprintf(stderr, "%s: failed to list attr for \"%s\": %s\n", prog, path, strerror(errno));
+		return 1;
+	}
+
+	printf("ea count = %d\n", ea_listbuf->al_count);
+
+	/*
+	 * process EA list
+	 */
+	for (nameix = 0; nameix < ea_listbuf->al_count; nameix++) {
+		entp = ATTR_ENTRY(ea_listbuf, nameix);
+
+		sts = sscanf(entp->a_name, "%llx %llx", &parent_ino, &link_cnt);
+		if (sts != 2) {
+			fprintf(stderr,
+				"inode-path for \"%s\" is corrupted\n",
+				path);
+
+			/* go onto next EA name */
+			continue;
+		}
+		/* just print the info out */
+		printf("[%d] parent_ino = %llu, link_cnt = %llu\n", nameix, parent_ino, link_cnt);
+	}
+
+
+	free_handle(handle, hlen);
+
+	if (close(fd) == -1) {
+		fprintf(stderr, "%s: failed to close \"%s\": %s\n", prog, path, strerror(errno));
+		return 1;
+	}
+
+	return 0;
+}