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authorArnaldo Carvalho de Melo <acme@redhat.com>2016-07-07 15:42:33 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2016-07-12 15:20:24 -0300
commitd0761e37fe3fed7810ed8d6e130b79359f0c3e13 (patch)
treedec9e6cc9008a1b80856cbc1ec1897dce975776c /tools/lib/vsprintf.c
parent5496bc0c0d255f2a8a3a4c36087eb3b72ff63ea0 (diff)
perf tools: Uninline scnprintf() and vscnprint()
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>
Diffstat (limited to 'tools/lib/vsprintf.c')
-rw-r--r--tools/lib/vsprintf.c24
1 files changed, 24 insertions, 0 deletions
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;
+}