linux-kernel - [PATCH] perf jvmti: Link in tools/lib/ctype.o

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Date:   Mon, 14 Oct 2019 17:48:56 +0200
From:   Jiri Olsa <jolsa@...nel.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Michael Petlan <mpetlan@...hat.com>,
        Andi Kleen <ak@...ux.intel.com>
Subject: [PATCH] perf jvmti: Link in tools/lib/ctype.o

The libperf-jvmti.so links already with tools/lib/string.o
to use strlcpy. However the string.o depends on ctype.o
so we need to link it in as well.

Fixes: 79743bc927f6 ("perf jvmti: Link against tools/lib/string.o to have weak strlcpy()")
Link: http://lkml.kernel.org/n/tip-zitavtnkcu2guqwfgtp7n7bg@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
 tools/perf/jvmti/Build | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tools/perf/jvmti/Build b/tools/perf/jvmti/Build
index 1e148bbdf820..7de7f90bf3fb 100644
--- a/tools/perf/jvmti/Build
+++ b/tools/perf/jvmti/Build
@@ -3,6 +3,7 @@ jvmti-y += jvmti_agent.o
 
 # For strlcpy
 jvmti-y += libstring.o
+jvmti-y += libctype.o
 
 CFLAGS_jvmti         = -fPIC -DPIC -I$(JDIR)/include -I$(JDIR)/include/linux
 CFLAGS_REMOVE_jvmti  = -Wmissing-declarations
@@ -15,3 +16,7 @@ CFLAGS_libstring.o += -Wno-unused-parameter -DETC_PERFCONFIG="BUILD_STR($(ETC_PE
 $(OUTPUT)jvmti/libstring.o: ../lib/string.c FORCE
 	$(call rule_mkdir)
 	$(call if_changed_dep,cc_o_c)
+
+$(OUTPUT)jvmti/libctype.o: ../lib/ctype.c FORCE
+	$(call rule_mkdir)
+	$(call if_changed_dep,cc_o_c)
-- 
2.21.0