linux-kernel - [PATCH 08/11] trace-cmd: add trace-stat and -ldl to libtracecmd

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Date:	Fri, 20 Nov 2015 15:57:30 -0500
From:	Josef Bacik <jbacik@...com>
To:	<kernel-team@...com>, <linux-kernel@...r.kernel.org>,
	<rostedt@...dmis.org>
Subject: [PATCH 08/11] trace-cmd: add trace-stat and -ldl to libtracecmd

We do dlopen of plugins for libtracecmd, just add -ldl so we can link it
externally without complaints.  We also need get_file_contents from trace-stat,
so just add that as well.

Signed-off-by: Josef Bacik <jbacik@...com>
---
 Makefile | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/Makefile b/Makefile
index d812f77..5884592 100644
--- a/Makefile
+++ b/Makefile
@@ -292,6 +292,10 @@ do_compile_shared_library =			\
 	($(print_shared_lib_compile)		\
 	$(CC) --shared $^ -o $@)
 
+do_compile_libtracecmd =			\
+	($(print_shared_lib_compile)		\
+	$(CC) --shared -ldl $^ -o $@)
+
 do_compile_plugin_obj =				\
 	($(print_plugin_obj_compile)		\
 	$(CC) -c $(CPPFLAGS) $(CFLAGS) -fPIC -o $@ $<)
@@ -323,8 +327,7 @@ $(obj)/%.o: $(src)/%.c
 TRACE_GUI_OBJS = trace-filter.o trace-compat.o trace-filter-hash.o trace-dialog.o \
 		trace-xml.o
 TRACE_CMD_OBJS = trace-cmd.o trace-record.o trace-read.o trace-split.o trace-listen.o \
-	 trace-stack.o trace-hist.o trace-mem.o trace-snapshot.o trace-stat.o \
-	 trace-profile.o
+	 trace-stack.o trace-hist.o trace-mem.o trace-snapshot.o trace-profile.o
 TRACE_VIEW_OBJS = trace-view.o trace-view-store.o
 TRACE_GRAPH_OBJS = trace-graph.o trace-plot.o trace-plot-cpu.o trace-plot-task.o
 TRACE_VIEW_MAIN_OBJS = trace-view-main.o $(TRACE_VIEW_OBJS) $(TRACE_GUI_OBJS)
@@ -337,7 +340,7 @@ TCMD_LIB_OBJS = $(PEVENT_LIB_OBJS) trace-util.o trace-input.o trace-ftrace.o \
 			trace-output.o trace-record.o trace-recorder.o \
 			trace-restore.o trace-usage.o trace-blk-hack.o \
 			kbuffer-parse.o event-plugin.o trace-hooks.o \
-			trace-stream.o trace-hash.o
+			trace-stream.o trace-hash.o trace-stat.o
 
 PLUGIN_OBJS =
 PLUGIN_OBJS += plugin_jbd2.o
@@ -414,7 +417,7 @@ $(TCMD_LIB_OBJS): %.o: $(src)/%.c
 	$(Q)$(do_fpic_compile)
 
 libtracecmd.so: $(TCMD_LIB_OBJS)
-	$(Q)$(do_compile_shared_library)
+	$(Q)$(do_compile_libtracecmd)
 
 libtracecmd.a: $(TCMD_LIB_OBJS)
 	$(Q)$(do_build_static_lib)
-- 
2.1.0

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