libperf: Move to tools/lib/perf

Move libperf from its current location under tools/perf to a separate
directory under tools/lib/.

Also change various paths (mainly includes) to reflect the libperf move
to a separate directory and add a new directory under MANIFEST.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20191206210612.8676-2-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 0 insertions, 38 deletions

diff --git a/tools/perf/lib/core.c b/tools/perf/lib/core.c
deleted file mode 100644
index 58fc894b76c5..000000000000
--- a/tools/perf/lib/core.c
+++ /dev/null
@@ -1,38 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-
-#define __printf(a, b)  __attribute__((format(printf, a, b)))
-
-#include <stdio.h>
-#include <stdarg.h>
-#include <unistd.h>
-#include <linux/compiler.h>
-#include <perf/core.h>
-#include <internal/lib.h>
-#include "internal.h"
-
-static int __base_pr(enum libperf_print_level level __maybe_unused, const char *format,
-		     va_list args)
-{
-	return vfprintf(stderr, format, args);
-}
-
-static libperf_print_fn_t __libperf_pr = __base_pr;
-
-__printf(2, 3)
-void libperf_print(enum libperf_print_level level, const char *format, ...)
-{
-	va_list args;
-
-	if (!__libperf_pr)
-		return;
-
-	va_start(args, format);
-	__libperf_pr(level, format, args);
-	va_end(args);
-}
-
-void libperf_init(libperf_print_fn_t fn)
-{
-	page_size = sysconf(_SC_PAGE_SIZE);
-	__libperf_pr = fn;
-}