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Subject[PATCH 28/66] perf tools: Uninline scnprintf() and vscnprint()
Date
From: Arnaldo Carvalho de Melo <acme@redhat.com>

They were in tools/include/linux/kernel.h, requiring that it in turn
included stdio.h, which is way too heavy.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-855h8olnkot9v0dajuee1lo3@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/include/linux/kernel.h | 28 +++-------------------------
tools/lib/vsprintf.c | 24 ++++++++++++++++++++++++
tools/objtool/builtin-check.c | 1 +
tools/perf/MANIFEST | 1 +
tools/perf/util/Build | 5 +++++
tools/perf/util/color.c | 2 ++
tools/perf/util/dso.h | 1 +
tools/perf/util/help-unknown-cmd.c | 1 +
tools/perf/util/python-ext-sources | 1 +
9 files changed, 39 insertions(+), 25 deletions(-)
create mode 100644 tools/lib/vsprintf.c

diff --git a/tools/include/linux/kernel.h b/tools/include/linux/kernel.h
index 76df53539c2a..28607db02bd3 100644
--- a/tools/include/linux/kernel.h
+++ b/tools/include/linux/kernel.h
@@ -2,8 +2,7 @@
#define __TOOLS_LINUX_KERNEL_H

#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
+#include <stddef.h>
#include <assert.h>

#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
@@ -70,29 +69,8 @@
#define cpu_to_le64(x) (x)
#define cpu_to_le32(x) (x)

-static inline int
-vscnprintf(char *buf, size_t size, const char *fmt, va_list args)
-{
- int i;
- ssize_t ssize = size;
-
- i = vsnprintf(buf, size, fmt, args);
-
- return (i >= ssize) ? (ssize - 1) : i;
-}
-
-static inline int scnprintf(char * buf, size_t size, const char * fmt, ...)
-{
- va_list args;
- ssize_t ssize = size;
- int i;
-
- va_start(args, fmt);
- i = vsnprintf(buf, size, fmt, args);
- va_end(args);
-
- return (i >= ssize) ? (ssize - 1) : i;
-}
+int vscnprintf(char *buf, size_t size, const char *fmt, va_list args);
+int scnprintf(char * buf, size_t size, const char * fmt, ...);

/*
* This looks more complex than it should be. But we need to
diff --git a/tools/lib/vsprintf.c b/tools/lib/vsprintf.c
new file mode 100644
index 000000000000..45f9a06daa56
--- /dev/null
+++ b/tools/lib/vsprintf.c
@@ -0,0 +1,24 @@
+#include <sys/types.h>
+#include <linux/kernel.h>
+#include <stdio.h>
+
+int vscnprintf(char *buf, size_t size, const char *fmt, va_list args)
+{
+ int i = vsnprintf(buf, size, fmt, args);
+ ssize_t ssize = size;
+
+ return (i >= ssize) ? (ssize - 1) : i;
+}
+
+int scnprintf(char * buf, size_t size, const char * fmt, ...)
+{
+ ssize_t ssize = size;
+ va_list args;
+ int i;
+
+ va_start(args, fmt);
+ i = vsnprintf(buf, size, fmt, args);
+ va_end(args);
+
+ return (i >= ssize) ? (ssize - 1) : i;
+}
diff --git a/tools/objtool/builtin-check.c b/tools/objtool/builtin-check.c
index e8a1e69eb92c..92d84b277032 100644
--- a/tools/objtool/builtin-check.c
+++ b/tools/objtool/builtin-check.c
@@ -26,6 +26,7 @@
*/

#include <string.h>
+#include <stdlib.h>
#include <subcmd/parse-options.h>

#include "builtin.h"
diff --git a/tools/perf/MANIFEST b/tools/perf/MANIFEST
index f18e781447bc..2bd8c310606c 100644
--- a/tools/perf/MANIFEST
+++ b/tools/perf/MANIFEST
@@ -30,6 +30,7 @@ tools/lib/symbol/kallsyms.h
tools/lib/find_bit.c
tools/lib/bitmap.c
tools/lib/str_error_r.c
+tools/lib/vsprintf.c
tools/include/asm/atomic.h
tools/include/asm/barrier.h
tools/include/asm/bug.h
diff --git a/tools/perf/util/Build b/tools/perf/util/Build
index a6a805302312..eda68f582884 100644
--- a/tools/perf/util/Build
+++ b/tools/perf/util/Build
@@ -85,6 +85,7 @@ libperf-y += parse-regs-options.o
libperf-y += term.o
libperf-y += help-unknown-cmd.o
libperf-y += mem-events.o
+libperf-y += vsprintf.o

libperf-$(CONFIG_LIBBPF) += bpf-loader.o
libperf-$(CONFIG_BPF_PROLOGUE) += bpf-prologue.o
@@ -181,3 +182,7 @@ $(OUTPUT)util/str_error_r.o: ../lib/str_error_r.c FORCE
$(OUTPUT)util/hweight.o: ../lib/hweight.c FORCE
$(call rule_mkdir)
$(call if_changed_dep,cc_o_c)
+
+$(OUTPUT)util/vsprintf.o: ../lib/vsprintf.c FORCE
+ $(call rule_mkdir)
+ $(call if_changed_dep,cc_o_c)
diff --git a/tools/perf/util/color.c b/tools/perf/util/color.c
index 47a34b561f5d..dbbf89b050a5 100644
--- a/tools/perf/util/color.c
+++ b/tools/perf/util/color.c
@@ -1,6 +1,8 @@
#include <linux/kernel.h>
#include "cache.h"
#include "config.h"
+#include <stdlib.h>
+#include <stdio.h>
#include "color.h"
#include <math.h>
#include <unistd.h>
diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h
index a571f24895ca..ecc4bbd3f82e 100644
--- a/tools/perf/util/dso.h
+++ b/tools/perf/util/dso.h
@@ -4,6 +4,7 @@
#include <linux/atomic.h>
#include <linux/types.h>
#include <linux/rbtree.h>
+#include <sys/types.h>
#include <stdbool.h>
#include <pthread.h>
#include <linux/types.h>
diff --git a/tools/perf/util/help-unknown-cmd.c b/tools/perf/util/help-unknown-cmd.c
index 776e28562345..2821f8d77e52 100644
--- a/tools/perf/util/help-unknown-cmd.c
+++ b/tools/perf/util/help-unknown-cmd.c
@@ -1,5 +1,6 @@
#include "cache.h"
#include "config.h"
+#include <stdio.h>
#include <subcmd/help.h>
#include "../builtin.h"
#include "levenshtein.h"
diff --git a/tools/perf/util/python-ext-sources b/tools/perf/util/python-ext-sources
index 49210b7a7925..5065ec98049c 100644
--- a/tools/perf/util/python-ext-sources
+++ b/tools/perf/util/python-ext-sources
@@ -14,6 +14,7 @@ util/cpumap.c
../lib/find_bit.c
../lib/hweight.c
../lib/str_error_r.c
+../lib/vsprintf.c
util/thread_map.c
util/util.c
util/xyarray.c
--
2.7.4
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