Signed-off-by: Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com>
---
Makefile | 3 ++
debugbtrfs/Makefile | 44 +++++++++++++++++++++++++++++
debugbtrfs/cmds.c | 27 ++++++++++++++++++
debugbtrfs/debug_btrfs.c | 59 ++++++++++++++++++++++++++++++++++++++++
debugbtrfs/debug_btrfs.h | 29 +++++++++++++++++++
debugbtrfs/debug_btrfs_cmds.ct | 24 ++++++++++++++++
6 files changed, 186 insertions(+), 0 deletions(-)
create mode 100644 debugbtrfs/Makefile
create mode 100644 debugbtrfs/cmds.c
create mode 100644 debugbtrfs/debug_btrfs.c
create mode 100644 debugbtrfs/debug_btrfs.h
create mode 100644 debugbtrfs/debug_btrfs_cmds.ct
diff --git a/Makefile b/Makefile
index a30c212..3efd405 100644
--- a/Makefile
+++ b/Makefile
@@ -12,6 +12,9 @@ bindir = $(prefix)/bin
LIBS=-luuid
SUBDIRS=lib misc man
+ifneq ($(E2FSPRGS_BUILD_DIR),)
+ SUBDIRS += debugbtrfs
+endif
# make C=1 to enable sparse
ifdef C
diff --git a/debugbtrfs/Makefile b/debugbtrfs/Makefile
new file mode 100644
index 0000000..348160b
--- /dev/null
+++ b/debugbtrfs/Makefile
@@ -0,0 +1,44 @@
+CC=gcc
+AM_CFLAGS = -Wall -D_FILE_OFFSET_BITS=64 -D_FORTIFY_SOURCE=2
+CFLAGS = -g -Werror -Os -I$(E2FSPRGS_BUILD_DIR)/lib/ -I../lib/
+
+#
+CHECKFLAGS=-D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ -Wbitwise \
+ -Wuninitialized -Wshadow -Wundef
+DEPFLAGS = -Wp,-MMD,$(@D)/.$(@F).d,-MT,$@
+
+INSTALL= install
+prefix ?= /usr/local
+bindir = $(prefix)/bin
+LIBS=-L$(E2FSPRGS_BUILD_DIR)/lib/ss -lss -ldl -lcom_err -luuid
+TOPDIR=../
+
+MK_CMDS= _SS_DIR_OVERRIDE=$(E2FSPRGS_BUILD_DIR)/lib/ss
$(E2FSPRGS_BUILD_DIR)/lib/ss/mk_cmds
+
+progs = debug-btrfs
+
+# make C=1 to enable sparse
+ifdef C
+ check=sparse $(CHECKFLAGS)
+else
+ check=ls
+endif
+
+.c.o:
+ $(check) $<
+ $(CC) $(DEPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c $<
+
+all: $(progs)
+
+debug_btrfs_cmds.c: debug_btrfs_cmds.ct
+ $(MK_CMDS) debug_btrfs_cmds.ct
+
+debug-btrfs: $(TOPDIR)/lib/libbtrfs.a debug_btrfs.o cmds.o debug_btrfs_cmds.o
+ $(CC) $(CFLAGS) -o debug-btrfs $^ $(TOPDIR)/lib/libbtrfs.a $(LDFLAGS)
$(LIBS)
+
+clean:
+ rm -f *.o debug_btrfs_cmds.c
+ rm -f .*.d
+ rm -f debug-btrfs
+
+-include .*.d
diff --git a/debugbtrfs/cmds.c b/debugbtrfs/cmds.c
new file mode 100644
index 0000000..f5ed877
--- /dev/null
+++ b/debugbtrfs/cmds.c
@@ -0,0 +1,27 @@
+/*
+ * Copyright IBM Corporation, 2010
+ * Author Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License v2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 021110-1307, USA.
+ */
+
+#include <stdio.h>
+#include "debug_btrfs.h"
+
+void do_show_debugfs_params(int argc, char *argv[])
+{
+ FILE *out = stdout;
+ fprintf(out, "Filesystem in use: %s\n", current_device);
+}
diff --git a/debugbtrfs/debug_btrfs.c b/debugbtrfs/debug_btrfs.c
new file mode 100644
index 0000000..44d6f64
--- /dev/null
+++ b/debugbtrfs/debug_btrfs.c
@@ -0,0 +1,59 @@
+/*
+ * Copyright IBM Corporation, 2010
+ * Author Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License v2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 021110-1307, USA.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <ss/ss.h>
+#include "debug_btrfs.h"
+
+extern ss_request_table btrfs_debug_cmds;
+const char *current_device;
+
+void usage(char *prg)
+{
+ fprintf(stderr, "Usage: %s device\n", prg);
+ exit(1);
+}
+
+int main(int argc, char *argv[])
+{
+ int sci_idx;
+ int retval;
+
+ if (argc < 2)
+ usage(argv[0]);
+
+ current_device = argv[1];
+ sci_idx = ss_create_invocation("debug-btrfs", "0.0", NULL,
+ &btrfs_debug_cmds, &retval);
+ if (retval) {
+ ss_perror(sci_idx, retval, "create invocation");
+ exit(1);
+ }
+ ss_get_readline(sci_idx);
+ (void) ss_add_request_table (sci_idx, &ss_std_requests, 1, &retval);
+ if (retval) {
+ ss_perror(sci_idx, retval, "adding standard requests");
+ exit (1);
+ }
+ ss_listen(sci_idx);
+ ss_delete_invocation(sci_idx);
+
+ return 0;
+}
diff --git a/debugbtrfs/debug_btrfs.h b/debugbtrfs/debug_btrfs.h
new file mode 100644
index 0000000..55d7b17
--- /dev/null
+++ b/debugbtrfs/debug_btrfs.h
@@ -0,0 +1,29 @@
+/*
+ * Copyright IBM Corporation, 2010
+ * Author Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License v2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 021110-1307, USA.
+ */
+
+#ifndef DEBUG_BTRFS_H
+#define DEBUG_BTRFS_H
+#include <getopt.h>
+
+extern const char *current_device;
+static inline void reset_getopt(void)
+{
+ optind = 0;
+}
+#endif
diff --git a/debugbtrfs/debug_btrfs_cmds.ct b/debugbtrfs/debug_btrfs_cmds.ct
new file mode 100644
index 0000000..29095d3
--- /dev/null
+++ b/debugbtrfs/debug_btrfs_cmds.ct
@@ -0,0 +1,24 @@
+# Copyright IBM Corporation, 2010
+# Author Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com>
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public
+# License v2 as published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public
+# License along with this program; if not, write to the
+# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 021110-1307, USA.
+
+command_table btrfs_debug_cmds;
+
+request do_show_debugfs_params, "Show btrfs_debug parameters",
+ show_debugfs_params, params;
+
+end;
+
--
1.7.0.rc0.48.gdace5
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