Commit-ID: 4ddd32741da87657113d964588ce13ee64b34820
Gitweb: http://git.kernel.org/tip/4ddd32741da87657113d964588ce13ee64b34820
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Mon, 16 Nov 2015 11:36:29 -0300
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Wed, 18 Nov 2015 17:51:02 -0300
tools: Adopt memdup() from tools/perf, moving it to tools/lib/string.c
That will contain more string functions with counterparts, sometimes
verbatim copies, in the kernel.
Acked-by: Wang Nan <wangnan0@xxxxxxxxxx>
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-rah6g97kn21vfgmlramorz6o@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/include/linux/string.h | 9 +++++++++
tools/lib/string.c | 19 +++++++++++++++++++
tools/perf/MANIFEST | 2 ++
tools/perf/util/Build | 6 ++++++
tools/perf/util/include/linux/string.h | 3 ---
tools/perf/util/string.c | 16 ----------------
6 files changed, 36 insertions(+), 19 deletions(-)
diff --git a/tools/include/linux/string.h b/tools/include/linux/string.h
new file mode 100644
index 0000000..f3a6db6
--- /dev/null
+++ b/tools/include/linux/string.h
@@ -0,0 +1,9 @@
+#ifndef _TOOLS_LINUX_STRING_H_
+#define _TOOLS_LINUX_STRING_H_
+
+
+#include <linux/types.h> /* for size_t */
+
+void *memdup(const void *src, size_t len);
+
+#endif /* _LINUX_STRING_H_ */
diff --git a/tools/lib/string.c b/tools/lib/string.c
new file mode 100644
index 0000000..ecfd43a
--- /dev/null
+++ b/tools/lib/string.c
@@ -0,0 +1,19 @@
+#include <stdlib.h>
+#include <string.h>
+#include <linux/string.h>
+
+/**
+ * memdup - duplicate region of memory
+ *
+ * @src: memory region to duplicate
+ * @len: memory region length
+ */
+void *memdup(const void *src, size_t len)
+{
+ void *p = malloc(len);
+
+ if (p)
+ memcpy(p, src, len);
+
+ return p;
+}
diff --git a/tools/perf/MANIFEST b/tools/perf/MANIFEST
index 39c38cb..2562eac 100644
--- a/tools/perf/MANIFEST
+++ b/tools/perf/MANIFEST
@@ -22,6 +22,7 @@ tools/lib/api
tools/lib/bpf
tools/lib/hweight.c
tools/lib/rbtree.c
+tools/lib/string.c
tools/lib/symbol/kallsyms.c
tools/lib/symbol/kallsyms.h
tools/lib/util/find_next_bit.c
@@ -50,6 +51,7 @@ tools/include/linux/log2.h
tools/include/linux/poison.h
tools/include/linux/rbtree.h
tools/include/linux/rbtree_augmented.h
+tools/include/linux/string.h
tools/include/linux/types.h
tools/include/linux/err.h
include/asm-generic/bitops/arch_hweight.h
diff --git a/tools/perf/util/Build b/tools/perf/util/Build
index 591b3fe..e231690 100644
--- a/tools/perf/util/Build
+++ b/tools/perf/util/Build
@@ -21,6 +21,7 @@ libperf-y += parse-events.o
libperf-y += perf_regs.o
libperf-y += path.o
libperf-y += rbtree.o
+libperf-y += libstring.o
libperf-y += bitmap.o
libperf-y += hweight.o
libperf-y += run-command.o
@@ -138,6 +139,7 @@ $(OUTPUT)util/pmu.o: $(OUTPUT)util/pmu-flex.c $(OUTPUT)util/pmu-bison.c
CFLAGS_find_next_bit.o += -Wno-unused-parameter -DETC_PERFCONFIG="BUILD_STR($(ETC_PERFCONFIG_SQ))"
CFLAGS_rbtree.o += -Wno-unused-parameter -DETC_PERFCONFIG="BUILD_STR($(ETC_PERFCONFIG_SQ))"
+CFLAGS_libstring.o += -Wno-unused-parameter -DETC_PERFCONFIG="BUILD_STR($(ETC_PERFCONFIG_SQ))"
CFLAGS_hweight.o += -Wno-unused-parameter -DETC_PERFCONFIG="BUILD_STR($(ETC_PERFCONFIG_SQ))"
CFLAGS_parse-events.o += -Wno-redundant-decls
@@ -153,6 +155,10 @@ $(OUTPUT)util/rbtree.o: ../lib/rbtree.c FORCE
$(call rule_mkdir)
$(call if_changed_dep,cc_o_c)
+$(OUTPUT)util/libstring.o: ../lib/string.c FORCE
+ $(call rule_mkdir)
+ $(call if_changed_dep,cc_o_c)
+
$(OUTPUT)util/hweight.o: ../lib/hweight.c FORCE
$(call rule_mkdir)
$(call if_changed_dep,cc_o_c)
diff --git a/tools/perf/util/include/linux/string.h b/tools/perf/util/include/linux/string.h
deleted file mode 100644
index 6f19c54..0000000
--- a/tools/perf/util/include/linux/string.h
+++ /dev/null
@@ -1,3 +0,0 @@
-#include <string.h>
-
-void *memdup(const void *src, size_t len);
diff --git a/tools/perf/util/string.c b/tools/perf/util/string.c
index fc8781d..7f7e072 100644
--- a/tools/perf/util/string.c
+++ b/tools/perf/util/string.c
@@ -342,22 +342,6 @@ char *rtrim(char *s)
return s;
}
-/**
- * memdup - duplicate region of memory
- * @src: memory region to duplicate
- * @len: memory region length
- */
-void *memdup(const void *src, size_t len)
-{
- void *p;
-
- p = malloc(len);
- if (p)
- memcpy(p, src, len);
-
- return p;
-}
-
char *asprintf_expr_inout_ints(const char *var, bool in, size_t nints, int *ints)
{
/*
--
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