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Subject[PATCH 06/21] perf: rewire generic library stuff, p2
Date
From: Borislav Petkov <borislav.petkov@amd.com>

Carve out generic library stuff into tools/lib/lk/ and rewire it with
perf. Relocate bits from perf includes into generic include files to
satisfy build dependencies.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
---
tools/lib/Makefile | 6 +
tools/lib/lk/cpumap.c | 2 +-
tools/lib/lk/ctype.c | 39 +++
tools/lib/lk/debugfs.c | 239 ++++++++++++++++
tools/lib/lk/debugfs.h | 27 ++
tools/lib/lk/types.h | 17 ++
tools/lib/lk/util.c | 116 ++++++++
tools/lib/lk/util.h | 285 ++++++++++++++++++++
tools/perf/Makefile | 6 -
tools/perf/bench/mem-memcpy.c | 2 +-
tools/perf/bench/sched-messaging.c | 2 +-
tools/perf/bench/sched-pipe.c | 2 +-
tools/perf/builtin-annotate.c | 2 +-
tools/perf/builtin-bench.c | 2 +-
tools/perf/builtin-diff.c | 2 +-
tools/perf/builtin-kmem.c | 2 +-
tools/perf/builtin-kvm.c | 2 +-
tools/perf/builtin-lock.c | 2 +-
tools/perf/builtin-probe.c | 4 +-
tools/perf/builtin-record.c | 2 +-
tools/perf/builtin-report.c | 2 +-
tools/perf/builtin-sched.c | 2 +-
tools/perf/builtin-stat.c | 2 +-
tools/perf/builtin-timechart.c | 2 +-
tools/perf/builtin-top.c | 2 +-
tools/perf/builtin-trace.c | 2 +-
tools/perf/builtin.h | 2 +-
tools/perf/perf.c | 2 +-
tools/perf/perf.h | 2 +-
tools/perf/util/build-id.c | 2 +-
tools/perf/util/cache.h | 3 +-
tools/perf/util/callchain.c | 2 +-
tools/perf/util/config.c | 2 +-
tools/perf/util/ctype.c | 39 ---
tools/perf/util/debug.c | 2 +-
tools/perf/util/debugfs.c | 240 ----------------
tools/perf/util/debugfs.h | 25 --
tools/perf/util/header.c | 2 +-
tools/perf/util/header.h | 2 +-
tools/perf/util/hist.c | 2 +-
tools/perf/util/include/linux/ctype.h | 2 +-
tools/perf/util/map.h | 2 +-
tools/perf/util/parse-events.c | 4 +-
tools/perf/util/parse-options.c | 2 +-
tools/perf/util/probe-event.c | 4 +-
tools/perf/util/probe-finder.c | 2 +-
tools/perf/util/probe-finder.h | 2 +-
tools/perf/util/pstack.c | 2 +-
.../perf/util/scripting-engines/trace-event-perl.c | 2 +-
.../util/scripting-engines/trace-event-python.c | 2 +-
tools/perf/util/session.c | 2 +-
tools/perf/util/sort.h | 2 +-
tools/perf/util/string.c | 2 +-
tools/perf/util/svghelper.h | 2 +-
tools/perf/util/thread.c | 2 +-
tools/perf/util/trace-event-info.c | 2 +-
tools/perf/util/trace-event-parse.c | 2 +-
tools/perf/util/trace-event-read.c | 2 +-
tools/perf/util/trace-event-scripting.c | 2 +-
tools/perf/util/types.h | 17 --
tools/perf/util/usage.c | 2 +-
tools/perf/util/util.c | 116 --------
tools/perf/util/util.h | 285 --------------------
tools/perf/util/values.c | 2 +-
tools/perf/util/values.h | 2 +-
65 files changed, 783 insertions(+), 783 deletions(-)
create mode 100644 tools/lib/lk/ctype.c
create mode 100644 tools/lib/lk/debugfs.c
create mode 100644 tools/lib/lk/debugfs.h
create mode 100644 tools/lib/lk/types.h
create mode 100644 tools/lib/lk/util.c
create mode 100644 tools/lib/lk/util.h
delete mode 100644 tools/perf/util/ctype.c
delete mode 100644 tools/perf/util/debugfs.c
delete mode 100644 tools/perf/util/debugfs.h
delete mode 100644 tools/perf/util/types.h
delete mode 100644 tools/perf/util/util.c
delete mode 100644 tools/perf/util/util.h
diff --git a/tools/lib/Makefile b/tools/lib/Makefile
index 48f8e21..7ebcf8c 100644
--- a/tools/lib/Makefile
+++ b/tools/lib/Makefile
@@ -5,10 +5,16 @@ LIB_H =
LIB_OBJS =

LIB_H += lk/cpumap.h
+LIB_H += lk/debugfs.h
+LIB_H += lk/util.h
+LIB_H += lk/types.h

LIB_OBJS += $(OUTPUT)lk/bitmap.o
LIB_OBJS += $(OUTPUT)lk/cpumap.o
+LIB_OBJS += $(OUTPUT)lk/ctype.o
+LIB_OBJS += $(OUTPUT)lk/debugfs.o
LIB_OBJS += $(OUTPUT)lk/hweight.o
+LIB_OBJS += $(OUTPUT)lk/util.o

LIBFILE = lklib.a

diff --git a/tools/lib/lk/cpumap.c b/tools/lib/lk/cpumap.c
index 71e376b..22626eb 100644
--- a/tools/lib/lk/cpumap.c
+++ b/tools/lib/lk/cpumap.c
@@ -1,4 +1,4 @@
-#include <util/util.h>
+#include "util.h"
#include <perf.h>
#include "cpumap.h"
#include <assert.h>
diff --git a/tools/lib/lk/ctype.c b/tools/lib/lk/ctype.c
new file mode 100644
index 0000000..aada3ac
--- /dev/null
+++ b/tools/lib/lk/ctype.c
@@ -0,0 +1,39 @@
+/*
+ * Sane locale-independent, ASCII ctype.
+ *
+ * No surprises, and works with signed and unsigned chars.
+ */
+#include "util.h"
+
+enum {
+ S = GIT_SPACE,
+ A = GIT_ALPHA,
+ D = GIT_DIGIT,
+ G = GIT_GLOB_SPECIAL, /* *, ?, [, \\ */
+ R = GIT_REGEX_SPECIAL, /* $, (, ), +, ., ^, {, | * */
+ P = GIT_PRINT_EXTRA, /* printable - alpha - digit - glob - regex */
+
+ PS = GIT_SPACE | GIT_PRINT_EXTRA,
+};
+
+unsigned char sane_ctype[256] = {
+/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
+
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, S, S, 0, 0, S, 0, 0, /* 0.. 15 */
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 16.. 31 */
+ PS,P, P, P, R, P, P, P, R, R, G, R, P, P, R, P, /* 32.. 47 */
+ D, D, D, D, D, D, D, D, D, D, P, P, P, P, P, G, /* 48.. 63 */
+ P, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, /* 64.. 79 */
+ A, A, A, A, A, A, A, A, A, A, A, G, G, P, R, P, /* 80.. 95 */
+ P, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, /* 96..111 */
+ A, A, A, A, A, A, A, A, A, A, A, R, R, P, P, 0, /* 112..127 */
+ /* Nothing in the 128.. range */
+};
+
+const char *graph_line =
+ "_____________________________________________________________________"
+ "_____________________________________________________________________";
+const char *graph_dotted_line =
+ "---------------------------------------------------------------------"
+ "---------------------------------------------------------------------"
+ "---------------------------------------------------------------------";
diff --git a/tools/lib/lk/debugfs.c b/tools/lib/lk/debugfs.c
new file mode 100644
index 0000000..bbe3a83
--- /dev/null
+++ b/tools/lib/lk/debugfs.c
@@ -0,0 +1,239 @@
+#include "util.h"
+#include "debugfs.h"
+
+static int debugfs_premounted;
+static char debugfs_mountpoint[MAX_PATH+1];
+
+static const char *debugfs_known_mountpoints[] = {
+ "/sys/kernel/debug/",
+ "/debug/",
+ 0,
+};
+
+/* use this to force a umount */
+void debugfs_force_cleanup(void)
+{
+ debugfs_find_mountpoint();
+ debugfs_premounted = 0;
+ debugfs_umount();
+}
+
+/* construct a full path to a debugfs element */
+int debugfs_make_path(const char *element, char *buffer, int size)
+{
+ int len;
+
+ if (strlen(debugfs_mountpoint) == 0) {
+ buffer[0] = '\0';
+ return -1;
+ }
+
+ len = strlen(debugfs_mountpoint) + strlen(element) + 1;
+ if (len >= size)
+ return len+1;
+
+ snprintf(buffer, size-1, "%s/%s", debugfs_mountpoint, element);
+ return 0;
+}
+
+static int debugfs_found;
+
+/* find the path to the mounted debugfs */
+const char *debugfs_find_mountpoint(void)
+{
+ const char **ptr;
+ char type[100];
+ FILE *fp;
+
+ if (debugfs_found)
+ return (const char *) debugfs_mountpoint;
+
+ ptr = debugfs_known_mountpoints;
+ while (*ptr) {
+ if (debugfs_valid_mountpoint(*ptr) == 0) {
+ debugfs_found = 1;
+ strcpy(debugfs_mountpoint, *ptr);
+ return debugfs_mountpoint;
+ }
+ ptr++;
+ }
+
+ /* give up and parse /proc/mounts */
+ fp = fopen("/proc/mounts", "r");
+ if (fp == NULL)
+ die("Can't open /proc/mounts for read");
+
+ while (fscanf(fp, "%*s %"
+ STR(MAX_PATH)
+ "s %99s %*s %*d %*d\n",
+ debugfs_mountpoint, type) == 2) {
+ if (strcmp(type, "debugfs") == 0)
+ break;
+ }
+ fclose(fp);
+
+ if (strcmp(type, "debugfs") != 0)
+ return NULL;
+
+ debugfs_found = 1;
+
+ return debugfs_mountpoint;
+}
+
+/* verify that a mountpoint is actually a debugfs instance */
+
+int debugfs_valid_mountpoint(const char *debugfs)
+{
+ struct statfs st_fs;
+
+ if (statfs(debugfs, &st_fs) < 0)
+ return -ENOENT;
+ else if (st_fs.f_type != (long) DEBUGFS_MAGIC)
+ return -ENOENT;
+
+ return 0;
+}
+
+
+int debugfs_valid_entry(const char *path)
+{
+ struct stat st;
+
+ if (stat(path, &st))
+ return -errno;
+
+ return 0;
+}
+
+/* mount the debugfs somewhere if it's not mounted */
+
+char *debugfs_mount(const char *mountpoint)
+{
+ /* see if it's already mounted */
+ if (debugfs_find_mountpoint()) {
+ debugfs_premounted = 1;
+ return debugfs_mountpoint;
+ }
+
+ /* if not mounted and no argument */
+ if (mountpoint == NULL) {
+ /* see if environment variable set */
+ mountpoint = getenv(PERF_DEBUGFS_ENVIRONMENT);
+ /* if no environment variable, use default */
+ if (mountpoint == NULL)
+ mountpoint = "/sys/kernel/debug";
+ }
+
+ if (mount(NULL, mountpoint, "debugfs", 0, NULL) < 0)
+ return NULL;
+
+ /* save the mountpoint */
+ strncpy(debugfs_mountpoint, mountpoint, sizeof(debugfs_mountpoint));
+ debugfs_found = 1;
+
+ return debugfs_mountpoint;
+}
+
+/* umount the debugfs */
+
+int debugfs_umount(void)
+{
+ char umountcmd[128];
+ int ret;
+
+ /* if it was already mounted, leave it */
+ if (debugfs_premounted)
+ return 0;
+
+ /* make sure it's a valid mount point */
+ ret = debugfs_valid_mountpoint(debugfs_mountpoint);
+ if (ret)
+ return ret;
+
+ snprintf(umountcmd, sizeof(umountcmd),
+ "/bin/umount %s", debugfs_mountpoint);
+ return system(umountcmd);
+}
+
+int debugfs_write(const char *entry, const char *value)
+{
+ char path[MAX_PATH+1];
+ int ret, count;
+ int fd;
+
+ /* construct the path */
+ snprintf(path, sizeof(path), "%s/%s", debugfs_mountpoint, entry);
+
+ /* verify that it exists */
+ ret = debugfs_valid_entry(path);
+ if (ret)
+ return ret;
+
+ /* get how many chars we're going to write */
+ count = strlen(value);
+
+ /* open the debugfs entry */
+ fd = open(path, O_RDWR);
+ if (fd < 0)
+ return -errno;
+
+ while (count > 0) {
+ /* write it */
+ ret = write(fd, value, count);
+ if (ret <= 0) {
+ if (ret == EAGAIN)
+ continue;
+ close(fd);
+ return -errno;
+ }
+ count -= ret;
+ }
+
+ /* close it */
+ close(fd);
+
+ /* return success */
+ return 0;
+}
+
+/*
+ * read a debugfs entry
+ * returns the number of chars read or a negative errno
+ */
+int debugfs_read(const char *entry, char *buffer, size_t size)
+{
+ char path[MAX_PATH+1];
+ int ret;
+ int fd;
+
+ /* construct the path */
+ snprintf(path, sizeof(path), "%s/%s", debugfs_mountpoint, entry);
+
+ /* verify that it exists */
+ ret = debugfs_valid_entry(path);
+ if (ret)
+ return ret;
+
+ /* open the debugfs entry */
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ return -errno;
+
+ do {
+ /* read it */
+ ret = read(fd, buffer, size);
+ if (ret == 0) {
+ close(fd);
+ return EOF;
+ }
+ } while (ret < 0 && errno == EAGAIN);
+
+ /* close it */
+ close(fd);
+
+ /* make *sure* there's a null character at the end */
+ buffer[ret] = '\0';
+
+ /* return the number of chars read */
+ return ret;
+}
diff --git a/tools/lib/lk/debugfs.h b/tools/lib/lk/debugfs.h
new file mode 100644
index 0000000..8c02e72
--- /dev/null
+++ b/tools/lib/lk/debugfs.h
@@ -0,0 +1,27 @@
+#ifndef __DEBUGFS_H__
+#define __DEBUGFS_H__
+
+#include <sys/mount.h>
+
+#ifndef MAX_PATH
+# define MAX_PATH 256
+#endif
+
+#ifndef STR
+# define _STR(x) #x
+# define STR(x) _STR(x)
+#endif
+
+#define PERF_DEBUGFS_ENVIRONMENT "PERF_DEBUGFS_DIR"
+
+extern const char *debugfs_find_mountpoint(void);
+extern int debugfs_valid_mountpoint(const char *debugfs);
+extern int debugfs_valid_entry(const char *path);
+extern char *debugfs_mount(const char *mountpoint);
+extern int debugfs_umount(void);
+extern int debugfs_write(const char *entry, const char *value);
+extern int debugfs_read(const char *entry, char *buffer, size_t size);
+extern void debugfs_force_cleanup(void);
+extern int debugfs_make_path(const char *element, char *buffer, int size);
+
+#endif /* __DEBUGFS_H__ */
diff --git a/tools/lib/lk/types.h b/tools/lib/lk/types.h
new file mode 100644
index 0000000..eda6c0c
--- /dev/null
+++ b/tools/lib/lk/types.h
@@ -0,0 +1,17 @@
+#ifndef __LK_TYPES_H
+#define __LK_TYPES_H
+
+/*
+ * We define u64 as unsigned long long for every architecture
+ * so that we can print it with %Lx without getting warnings.
+ */
+typedef unsigned long long u64;
+typedef signed long long s64;
+typedef unsigned int u32;
+typedef signed int s32;
+typedef unsigned short u16;
+typedef signed short s16;
+typedef unsigned char u8;
+typedef signed char s8;
+
+#endif /* __LK_TYPES_H */
diff --git a/tools/lib/lk/util.c b/tools/lib/lk/util.c
new file mode 100644
index 0000000..2142656
--- /dev/null
+++ b/tools/lib/lk/util.c
@@ -0,0 +1,116 @@
+#include "util.h"
+#include <sys/mman.h>
+
+int mkdir_p(char *path, mode_t mode)
+{
+ struct stat st;
+ int err;
+ char *d = path;
+
+ if (*d != '/')
+ return -1;
+
+ if (stat(path, &st) == 0)
+ return 0;
+
+ while (*++d == '/');
+
+ while ((d = strchr(d, '/'))) {
+ *d = '\0';
+ err = stat(path, &st) && mkdir(path, mode);
+ *d++ = '/';
+ if (err)
+ return -1;
+ while (*d == '/')
+ ++d;
+ }
+ return (stat(path, &st) && mkdir(path, mode)) ? -1 : 0;
+}
+
+static int slow_copyfile(const char *from, const char *to)
+{
+ int err = 0;
+ char *line = NULL;
+ size_t n;
+ FILE *from_fp = fopen(from, "r"), *to_fp;
+
+ if (from_fp == NULL)
+ goto out;
+
+ to_fp = fopen(to, "w");
+ if (to_fp == NULL)
+ goto out_fclose_from;
+
+ while (getline(&line, &n, from_fp) > 0)
+ if (fputs(line, to_fp) == EOF)
+ goto out_fclose_to;
+ err = 0;
+out_fclose_to:
+ fclose(to_fp);
+ free(line);
+out_fclose_from:
+ fclose(from_fp);
+out:
+ return err;
+}
+
+int copyfile(const char *from, const char *to)
+{
+ int fromfd, tofd;
+ struct stat st;
+ void *addr;
+ int err = -1;
+
+ if (stat(from, &st))
+ goto out;
+
+ if (st.st_size == 0) /* /proc? do it slowly... */
+ return slow_copyfile(from, to);
+
+ fromfd = open(from, O_RDONLY);
+ if (fromfd < 0)
+ goto out;
+
+ tofd = creat(to, 0755);
+ if (tofd < 0)
+ goto out_close_from;
+
+ addr = mmap(NULL, st.st_size, PROT_READ, MAP_PRIVATE, fromfd, 0);
+ if (addr == MAP_FAILED)
+ goto out_close_to;
+
+ if (write(tofd, addr, st.st_size) == st.st_size)
+ err = 0;
+
+ munmap(addr, st.st_size);
+out_close_to:
+ close(tofd);
+ if (err)
+ unlink(to);
+out_close_from:
+ close(fromfd);
+out:
+ return err;
+}
+
+unsigned long convert_unit(unsigned long value, char *unit)
+{
+ *unit = ' ';
+
+ if (value > 1000) {
+ value /= 1000;
+ *unit = 'K';
+ }
+
+ if (value > 1000) {
+ value /= 1000;
+ *unit = 'M';
+ }
+
+ if (value > 1000) {
+ value /= 1000;
+ *unit = 'G';
+ }
+
+ return value;
+}
diff --git a/tools/lib/lk/util.h b/tools/lib/lk/util.h
new file mode 100644
index 0000000..f380fed
--- /dev/null
+++ b/tools/lib/lk/util.h
@@ -0,0 +1,285 @@
+#ifndef GIT_COMPAT_UTIL_H
+#define GIT_COMPAT_UTIL_H
+
+#define _FILE_OFFSET_BITS 64
+
+#ifndef FLEX_ARRAY
+/*
+ * See if our compiler is known to support flexible array members.
+ */
+#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
+# define FLEX_ARRAY /* empty */
+#elif defined(__GNUC__)
+# if (__GNUC__ >= 3)
+# define FLEX_ARRAY /* empty */
+# else
+# define FLEX_ARRAY 0 /* older GNU extension */
+# endif
+#endif
+
+/*
+ * Otherwise, default to safer but a bit wasteful traditional style
+ */
+#ifndef FLEX_ARRAY
+# define FLEX_ARRAY 1
+#endif
+#endif
+
+#define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
+
+#ifdef __GNUC__
+#define TYPEOF(x) (__typeof__(x))
+#else
+#define TYPEOF(x)
+#endif
+
+#define MSB(x, bits) ((x) & TYPEOF(x)(~0ULL << (sizeof(x) * 8 - (bits))))
+#define HAS_MULTI_BITS(i) ((i) & ((i) - 1)) /* checks if an integer has more than 1 bit set */
+
+/* Approximation of the length of the decimal representation of this type. */
+#define decimal_length(x) ((int)(sizeof(x) * 2.56 + 0.5) + 1)
+
+#define _ALL_SOURCE 1
+#define _GNU_SOURCE 1
+#define _BSD_SOURCE 1
+#define HAS_BOOL
+
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
+#include <fcntl.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <errno.h>
+#include <limits.h>
+#include <sys/param.h>
+#include <sys/types.h>
+#include <dirent.h>
+#include <sys/time.h>
+#include <time.h>
+#include <signal.h>
+#include <fnmatch.h>
+#include <assert.h>
+#include <regex.h>
+#include <utime.h>
+#include <sys/wait.h>
+#include <sys/poll.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#ifndef NO_SYS_SELECT_H
+#include <sys/select.h>
+#endif
+#include <netinet/in.h>
+#include <netinet/tcp.h>
+#include <arpa/inet.h>
+#include <netdb.h>
+#include <pwd.h>
+#include <inttypes.h>
+#include "../../../include/linux/magic.h"
+#include "types.h"
+#include <sys/ttydefaults.h>
+
+#ifndef NO_ICONV
+#include <iconv.h>
+#endif
+
+extern const char *graph_line;
+extern const char *graph_dotted_line;
+extern char buildid_dir[];
+
+/* On most systems <limits.h> would have given us this, but
+ * not on some systems (e.g. GNU/Hurd).
+ */
+#ifndef PATH_MAX
+#define PATH_MAX 4096
+#endif
+
+#ifndef PRIuMAX
+#define PRIuMAX "llu"
+#endif
+
+#ifndef PRIu32
+#define PRIu32 "u"
+#endif
+
+#ifndef PRIx32
+#define PRIx32 "x"
+#endif
+
+#ifndef PATH_SEP
+#define PATH_SEP ':'
+#endif
+
+#ifndef STRIP_EXTENSION
+#define STRIP_EXTENSION ""
+#endif
+
+#ifndef has_dos_drive_prefix
+#define has_dos_drive_prefix(path) 0
+#endif
+
+#ifndef is_dir_sep
+#define is_dir_sep(c) ((c) == '/')
+#endif
+
+#ifdef __GNUC__
+#define NORETURN __attribute__((__noreturn__))
+#else
+#define NORETURN
+#ifndef __attribute__
+#define __attribute__(x)
+#endif
+#endif
+
+/* General helper functions */
+extern void usage(const char *err) NORETURN;
+extern void die(const char *err, ...) NORETURN __attribute__((format (printf, 1, 2)));
+extern int error(const char *err, ...) __attribute__((format (printf, 1, 2)));
+extern void warning(const char *err, ...) __attribute__((format (printf, 1, 2)));
+
+#include "../../../include/linux/stringify.h"
+
+#define DIE_IF(cnd) \
+ do { if (cnd) \
+ die(" at (" __FILE__ ":" __stringify(__LINE__) "): " \
+ __stringify(cnd) "\n"); \
+ } while (0)
+
+
+extern void set_die_routine(void (*routine)(const char *err, va_list params) NORETURN);
+
+extern int prefixcmp(const char *str, const char *prefix);
+extern void set_buildid_dir(void);
+extern void disable_buildid_cache(void);
+
+static inline const char *skip_prefix(const char *str, const char *prefix)
+{
+ size_t len = strlen(prefix);
+ return strncmp(str, prefix, len) ? NULL : str + len;
+}
+
+#ifdef __GLIBC_PREREQ
+#if __GLIBC_PREREQ(2, 1)
+#define HAVE_STRCHRNUL
+#endif
+#endif
+
+#ifndef HAVE_STRCHRNUL
+#define strchrnul gitstrchrnul
+static inline char *gitstrchrnul(const char *s, int c)
+{
+ while (*s && *s != c)
+ s++;
+ return (char *)s;
+}
+#endif
+
+/*
+ * Wrappers:
+ */
+extern char *xstrdup(const char *str);
+extern void *xrealloc(void *ptr, size_t size) __attribute__((weak));
+
+
+static inline void *zalloc(size_t size)
+{
+ return calloc(1, size);
+}
+
+static inline int has_extension(const char *filename, const char *ext)
+{
+ size_t len = strlen(filename);
+ size_t extlen = strlen(ext);
+
+ return len > extlen && !memcmp(filename + len - extlen, ext, extlen);
+}
+
+/* Sane ctype - no locale, and works with signed chars */
+#undef isascii
+#undef isspace
+#undef isdigit
+#undef isxdigit
+#undef isalpha
+#undef isprint
+#undef isalnum
+#undef tolower
+#undef toupper
+
+extern unsigned char sane_ctype[256];
+#define GIT_SPACE 0x01
+#define GIT_DIGIT 0x02
+#define GIT_ALPHA 0x04
+#define GIT_GLOB_SPECIAL 0x08
+#define GIT_REGEX_SPECIAL 0x10
+#define GIT_PRINT_EXTRA 0x20
+#define GIT_PRINT 0x3E
+#define sane_istest(x,mask) ((sane_ctype[(unsigned char)(x)] & (mask)) != 0)
+#define isascii(x) (((x) & ~0x7f) == 0)
+#define isspace(x) sane_istest(x,GIT_SPACE)
+#define isdigit(x) sane_istest(x,GIT_DIGIT)
+#define isxdigit(x) \
+ (sane_istest(toupper(x), GIT_ALPHA | GIT_DIGIT) && toupper(x) < 'G')
+#define isalpha(x) sane_istest(x,GIT_ALPHA)
+#define isalnum(x) sane_istest(x,GIT_ALPHA | GIT_DIGIT)
+#define isprint(x) sane_istest(x,GIT_PRINT)
+#define tolower(x) sane_case((unsigned char)(x), 0x20)
+#define toupper(x) sane_case((unsigned char)(x), 0)
+
+static inline int sane_case(int x, int high)
+{
+ if (sane_istest(x, GIT_ALPHA))
+ x = (x & ~0x20) | high;
+ return x;
+}
+
+#ifndef DIR_HAS_BSD_GROUP_SEMANTICS
+# define FORCE_DIR_SET_GID S_ISGID
+#else
+# define FORCE_DIR_SET_GID 0
+#endif
+
+#ifdef NO_NSEC
+#undef USE_NSEC
+#define ST_CTIME_NSEC(st) 0
+#define ST_MTIME_NSEC(st) 0
+#else
+#ifdef USE_ST_TIMESPEC
+#define ST_CTIME_NSEC(st) ((unsigned int)((st).st_ctimespec.tv_nsec))
+#define ST_MTIME_NSEC(st) ((unsigned int)((st).st_mtimespec.tv_nsec))
+#else
+#define ST_CTIME_NSEC(st) ((unsigned int)((st).st_ctim.tv_nsec))
+#define ST_MTIME_NSEC(st) ((unsigned int)((st).st_mtim.tv_nsec))
+#endif
+#endif
+
+int mkdir_p(char *path, mode_t mode);
+int copyfile(const char *from, const char *to);
+
+s64 perf_atoll(const char *str);
+char **argv_split(const char *str, int *argcp);
+void argv_free(char **argv);
+bool strglobmatch(const char *str, const char *pat);
+bool strlazymatch(const char *str, const char *pat);
+unsigned long convert_unit(unsigned long value, char *unit);
+
+#ifndef ESC
+#define ESC 27
+#endif
+
+static inline bool is_exit_key(int key)
+{
+ char up;
+ if (key == CTRL('c') || key == ESC)
+ return true;
+ up = toupper(key);
+ return up == 'Q';
+}
+
+#define _STR(x) #x
+#define STR(x) _STR(x)
+
+#endif
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index df815d6..e224788 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -356,16 +356,13 @@ LIB_H += util/cache.h
LIB_H += util/callchain.h
LIB_H += util/build-id.h
LIB_H += util/debug.h
-LIB_H += util/debugfs.h
LIB_H += util/event.h
LIB_H += util/exec_cmd.h
-LIB_H += util/types.h
LIB_H += util/levenshtein.h
LIB_H += util/map.h
LIB_H += util/parse-options.h
LIB_H += util/parse-events.h
LIB_H += util/quote.h
-LIB_H += util/util.h
LIB_H += util/header.h
LIB_H += util/help.h
LIB_H += util/session.h
@@ -389,8 +386,6 @@ LIB_OBJS += $(OUTPUT)util/abspath.o
LIB_OBJS += $(OUTPUT)util/alias.o
LIB_OBJS += $(OUTPUT)util/build-id.o
LIB_OBJS += $(OUTPUT)util/config.o
-LIB_OBJS += $(OUTPUT)util/ctype.o
-LIB_OBJS += $(OUTPUT)util/debugfs.o
LIB_OBJS += $(OUTPUT)util/environment.o
LIB_OBJS += $(OUTPUT)util/event.o
LIB_OBJS += $(OUTPUT)util/exec_cmd.o
@@ -427,7 +422,6 @@ LIB_OBJS += $(OUTPUT)util/svghelper.o
LIB_OBJS += $(OUTPUT)util/sort.o
LIB_OBJS += $(OUTPUT)util/hist.o
LIB_OBJS += $(OUTPUT)util/probe-event.o
-LIB_OBJS += $(OUTPUT)util/util.o

BUILTIN_OBJS += $(OUTPUT)builtin-annotate.o

diff --git a/tools/perf/bench/mem-memcpy.c b/tools/perf/bench/mem-memcpy.c
index 38dae74..1b2f508 100644
--- a/tools/perf/bench/mem-memcpy.c
+++ b/tools/perf/bench/mem-memcpy.c
@@ -8,7 +8,7 @@
#include <ctype.h>

#include "../perf.h"
-#include "../util/util.h"
+#include <lk/util.h>
#include "../util/parse-options.h"
#include "../util/header.h"
#include "bench.h"
diff --git a/tools/perf/bench/sched-messaging.c b/tools/perf/bench/sched-messaging.c
index d1d1b30..37f12ad 100644
--- a/tools/perf/bench/sched-messaging.c
+++ b/tools/perf/bench/sched-messaging.c
@@ -10,7 +10,7 @@
*/

#include "../perf.h"
-#include "../util/util.h"
+#include <lk/util.h>
#include "../util/parse-options.h"
#include "../builtin.h"
#include "bench.h"
diff --git a/tools/perf/bench/sched-pipe.c b/tools/perf/bench/sched-pipe.c
index d9ab3ce..9b05c92 100644
--- a/tools/perf/bench/sched-pipe.c
+++ b/tools/perf/bench/sched-pipe.c
@@ -11,7 +11,7 @@
*/

#include "../perf.h"
-#include "../util/util.h"
+#include <lk/util.h>
#include "../util/parse-options.h"
#include "../builtin.h"
#include "bench.h"
diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c
index fd20670..03f80e9 100644
--- a/tools/perf/builtin-annotate.c
+++ b/tools/perf/builtin-annotate.c
@@ -7,7 +7,7 @@
*/
#include "builtin.h"

-#include "util/util.h"
+#include <lk/util.h>

#include "util/color.h"
#include <linux/list.h>
diff --git a/tools/perf/builtin-bench.c b/tools/perf/builtin-bench.c
index fcb9626..4ae8ea2 100644
--- a/tools/perf/builtin-bench.c
+++ b/tools/perf/builtin-bench.c
@@ -17,7 +17,7 @@
*/

#include "perf.h"
-#include "util/util.h"
+#include <lk/util.h>
#include "util/parse-options.h"
#include "builtin.h"
#include "bench/bench.h"
diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
index 39e6627..2f5a711 100644
--- a/tools/perf/builtin-diff.c
+++ b/tools/perf/builtin-diff.c
@@ -12,7 +12,7 @@
#include "util/session.h"
#include "util/sort.h"
#include "util/symbol.h"
-#include "util/util.h"
+#include <lk/util.h>

#include <stdlib.h>

diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c
index 31f60a2..68a6ec0 100644
--- a/tools/perf/builtin-kmem.c
+++ b/tools/perf/builtin-kmem.c
@@ -1,7 +1,7 @@
#include "builtin.h"
#include "perf.h"

-#include "util/util.h"
+#include <lk/util.h>
#include "util/cache.h"
#include "util/symbol.h"
#include "util/thread.h"
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c
index 34d1e85..3e5d0fc 100644
--- a/tools/perf/builtin-kvm.c
+++ b/tools/perf/builtin-kvm.c
@@ -1,7 +1,7 @@
#include "builtin.h"
#include "perf.h"

-#include "util/util.h"
+#include <lk/util.h>
#include "util/cache.h"
#include "util/symbol.h"
#include "util/thread.h"
diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c
index 821c158..bafb8c5 100644
--- a/tools/perf/builtin-lock.c
+++ b/tools/perf/builtin-lock.c
@@ -1,7 +1,7 @@
#include "builtin.h"
#include "perf.h"

-#include "util/util.h"
+#include <lk/util.h>
#include "util/cache.h"
#include "util/symbol.h"
#include "util/thread.h"
diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c
index 5455186..be24b54 100644
--- a/tools/perf/builtin-probe.c
+++ b/tools/perf/builtin-probe.c
@@ -34,11 +34,11 @@
#undef _GNU_SOURCE
#include "perf.h"
#include "builtin.h"
-#include "util/util.h"
+#include <lk/util.h>
#include "util/strlist.h"
#include "util/symbol.h"
#include "util/debug.h"
-#include "util/debugfs.h"
+#include <lk/debugfs.h>
#include "util/parse-options.h"
#include "util/probe-finder.h"
#include "util/probe-event.h"
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 499dc75..b92e009 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -12,7 +12,7 @@
#include "perf.h"

#include "util/build-id.h"
-#include "util/util.h"
+#include <lk/util.h>
#include "util/parse-options.h"
#include "util/parse-events.h"

diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 371a3c9..4be3c67 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -7,7 +7,7 @@
*/
#include "builtin.h"

-#include "util/util.h"
+#include <lk/util.h>

#include "util/color.h"
#include <linux/list.h>
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 55f3b5d..c47cf08 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -1,7 +1,7 @@
#include "builtin.h"
#include "perf.h"

-#include "util/util.h"
+#include <lk/util.h>
#include "util/cache.h"
#include "util/symbol.h"
#include "util/thread.h"
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 4430d51..1f60239 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -39,7 +39,7 @@

#include "perf.h"
#include "builtin.h"
-#include "util/util.h"
+#include <lk/util.h>
#include "util/parse-options.h"
#include "util/parse-events.h"
#include "util/event.h"
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index 5a52ed9..92f7230 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -14,7 +14,7 @@

#include "builtin.h"

-#include "util/util.h"
+#include <lk/util.h>

#include "util/color.h"
#include <linux/list.h>
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index def254a..9813351 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -24,7 +24,7 @@
#include "util/session.h"
#include "util/symbol.h"
#include "util/thread.h"
-#include "util/util.h"
+#include <lk/util.h>
#include <linux/rbtree.h>
#include "util/parse-options.h"
#include "util/parse-events.h"
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index dddf3f0..3f9308a 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -1,6 +1,6 @@
#include "builtin.h"

-#include "util/util.h"
+#include <lk/util.h>
#include "util/cache.h"
#include "util/symbol.h"
#include "util/thread.h"
diff --git a/tools/perf/builtin.h b/tools/perf/builtin.h
index 921245b..08e69d2 100644
--- a/tools/perf/builtin.h
+++ b/tools/perf/builtin.h
@@ -1,7 +1,7 @@
#ifndef BUILTIN_H
#define BUILTIN_H

-#include "util/util.h"
+#include <lk/util.h>
#include "util/strbuf.h"

extern const char perf_version_string[];
diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index cdd6c03..2fda133 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -13,7 +13,7 @@
#include "util/quote.h"
#include "util/run-command.h"
#include "util/parse-events.h"
-#include "util/debugfs.h"
+#include <lk/debugfs.h>

const char perf_usage_string[] =
"perf [--version] [--help] COMMAND [ARGS]";
diff --git a/tools/perf/perf.h b/tools/perf/perf.h
index ef7aa0a..2344078 100644
--- a/tools/perf/perf.h
+++ b/tools/perf/perf.h
@@ -79,7 +79,7 @@ void get_term_dimensions(struct winsize *ws);
#include <sys/syscall.h>

#include "../../include/linux/perf_event.h"
-#include "util/types.h"
+#include <lk/types.h>
#include <stdbool.h>

/*
diff --git a/tools/perf/util/build-id.c b/tools/perf/util/build-id.c
index 5c26e2d..5de09e2 100644
--- a/tools/perf/util/build-id.c
+++ b/tools/perf/util/build-id.c
@@ -6,7 +6,7 @@
* Copyright (C) 2009, 2010 Red Hat Inc.
* Copyright (C) 2009, 2010 Arnaldo Carvalho de Melo <acme@redhat.com>
*/
-#include "util.h"
+#include <lk/util.h>
#include <stdio.h>
#include "build-id.h"
#include "event.h"
diff --git a/tools/perf/util/cache.h b/tools/perf/util/cache.h
index 0444fc2..ce83e82 100644
--- a/tools/perf/util/cache.h
+++ b/tools/perf/util/cache.h
@@ -2,7 +2,7 @@
#define __PERF_CACHE_H

#include <stdbool.h>
-#include "util.h"
+#include <lk/util.h>
#include "strbuf.h"
#include "../perf.h"
#include <linux/compiler.h>
@@ -16,7 +16,6 @@
#define PERF_WORK_TREE_ENVIRONMENT "PERF_WORK_TREE"
#define EXEC_PATH_ENVIRONMENT "PERF_EXEC_PATH"
#define DEFAULT_PERF_DIR_ENVIRONMENT ".perf"
-#define PERF_DEBUGFS_ENVIRONMENT "PERF_DEBUGFS_DIR"

typedef int (*config_fn_t)(const char *, const char *, void *);
extern int perf_default_config(const char *, const char *, void *);
diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c
index e63c997..a6c99a3 100644
--- a/tools/perf/util/callchain.c
+++ b/tools/perf/util/callchain.c
@@ -15,7 +15,7 @@
#include <errno.h>
#include <math.h>

-#include "util.h"
+#include <lk/util.h>
#include "callchain.h"

bool ip_callchain__valid(struct ip_callchain *chain, const event_t *event)
diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c
index e02d78c..bb2f5a0 100644
--- a/tools/perf/util/config.c
+++ b/tools/perf/util/config.c
@@ -5,7 +5,7 @@
* Copyright (C) Johannes Schindelin, 2005
*
*/
-#include "util.h"
+#include <lk/util.h>
#include "cache.h"
#include "exec_cmd.h"

diff --git a/tools/perf/util/ctype.c b/tools/perf/util/ctype.c
deleted file mode 100644
index 3507362..0000000
--- a/tools/perf/util/ctype.c
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Sane locale-independent, ASCII ctype.
- *
- * No surprises, and works with signed and unsigned chars.
- */
-#include "cache.h"
-
-enum {
- S = GIT_SPACE,
- A = GIT_ALPHA,
- D = GIT_DIGIT,
- G = GIT_GLOB_SPECIAL, /* *, ?, [, \\ */
- R = GIT_REGEX_SPECIAL, /* $, (, ), +, ., ^, {, | * */
- P = GIT_PRINT_EXTRA, /* printable - alpha - digit - glob - regex */
-
- PS = GIT_SPACE | GIT_PRINT_EXTRA,
-};
-
-unsigned char sane_ctype[256] = {
-/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
-
- 0, 0, 0, 0, 0, 0, 0, 0, 0, S, S, 0, 0, S, 0, 0, /* 0.. 15 */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 16.. 31 */
- PS,P, P, P, R, P, P, P, R, R, G, R, P, P, R, P, /* 32.. 47 */
- D, D, D, D, D, D, D, D, D, D, P, P, P, P, P, G, /* 48.. 63 */
- P, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, /* 64.. 79 */
- A, A, A, A, A, A, A, A, A, A, A, G, G, P, R, P, /* 80.. 95 */
- P, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, /* 96..111 */
- A, A, A, A, A, A, A, A, A, A, A, R, R, P, P, 0, /* 112..127 */
- /* Nothing in the 128.. range */
-};
-
-const char *graph_line =
- "_____________________________________________________________________"
- "_____________________________________________________________________";
-const char *graph_dotted_line =
- "---------------------------------------------------------------------"
- "---------------------------------------------------------------------"
- "---------------------------------------------------------------------";
diff --git a/tools/perf/util/debug.c b/tools/perf/util/debug.c
index 318dab1..96cb72a 100644
--- a/tools/perf/util/debug.c
+++ b/tools/perf/util/debug.c
@@ -10,7 +10,7 @@
#include "color.h"
#include "event.h"
#include "debug.h"
-#include "util.h"
+#include <lk/util.h>

int verbose = 0;
bool dump_trace = false;
diff --git a/tools/perf/util/debugfs.c b/tools/perf/util/debugfs.c
deleted file mode 100644
index a88fefc..0000000
--- a/tools/perf/util/debugfs.c
+++ /dev/null
@@ -1,240 +0,0 @@
-#include "util.h"
-#include "debugfs.h"
-#include "cache.h"
-
-static int debugfs_premounted;
-static char debugfs_mountpoint[MAX_PATH+1];
-
-static const char *debugfs_known_mountpoints[] = {
- "/sys/kernel/debug/",
- "/debug/",
- 0,
-};
-
-/* use this to force a umount */
-void debugfs_force_cleanup(void)
-{
- debugfs_find_mountpoint();
- debugfs_premounted = 0;
- debugfs_umount();
-}
-
-/* construct a full path to a debugfs element */
-int debugfs_make_path(const char *element, char *buffer, int size)
-{
- int len;
-
- if (strlen(debugfs_mountpoint) == 0) {
- buffer[0] = '\0';
- return -1;
- }
-
- len = strlen(debugfs_mountpoint) + strlen(element) + 1;
- if (len >= size)
- return len+1;
-
- snprintf(buffer, size-1, "%s/%s", debugfs_mountpoint, element);
- return 0;
-}
-
-static int debugfs_found;
-
-/* find the path to the mounted debugfs */
-const char *debugfs_find_mountpoint(void)
-{
- const char **ptr;
- char type[100];
- FILE *fp;
-
- if (debugfs_found)
- return (const char *) debugfs_mountpoint;
-
- ptr = debugfs_known_mountpoints;
- while (*ptr) {
- if (debugfs_valid_mountpoint(*ptr) == 0) {
- debugfs_found = 1;
- strcpy(debugfs_mountpoint, *ptr);
- return debugfs_mountpoint;
- }
- ptr++;
- }
-
- /* give up and parse /proc/mounts */
- fp = fopen("/proc/mounts", "r");
- if (fp == NULL)
- die("Can't open /proc/mounts for read");
-
- while (fscanf(fp, "%*s %"
- STR(MAX_PATH)
- "s %99s %*s %*d %*d\n",
- debugfs_mountpoint, type) == 2) {
- if (strcmp(type, "debugfs") == 0)
- break;
- }
- fclose(fp);
-
- if (strcmp(type, "debugfs") != 0)
- return NULL;
-
- debugfs_found = 1;
-
- return debugfs_mountpoint;
-}
-
-/* verify that a mountpoint is actually a debugfs instance */
-
-int debugfs_valid_mountpoint(const char *debugfs)
-{
- struct statfs st_fs;
-
- if (statfs(debugfs, &st_fs) < 0)
- return -ENOENT;
- else if (st_fs.f_type != (long) DEBUGFS_MAGIC)
- return -ENOENT;
-
- return 0;
-}
-
-
-int debugfs_valid_entry(const char *path)
-{
- struct stat st;
-
- if (stat(path, &st))
- return -errno;
-
- return 0;
-}
-
-/* mount the debugfs somewhere if it's not mounted */
-
-char *debugfs_mount(const char *mountpoint)
-{
- /* see if it's already mounted */
- if (debugfs_find_mountpoint()) {
- debugfs_premounted = 1;
- return debugfs_mountpoint;
- }
-
- /* if not mounted and no argument */
- if (mountpoint == NULL) {
- /* see if environment variable set */
- mountpoint = getenv(PERF_DEBUGFS_ENVIRONMENT);
- /* if no environment variable, use default */
- if (mountpoint == NULL)
- mountpoint = "/sys/kernel/debug";
- }
-
- if (mount(NULL, mountpoint, "debugfs", 0, NULL) < 0)
- return NULL;
-
- /* save the mountpoint */
- strncpy(debugfs_mountpoint, mountpoint, sizeof(debugfs_mountpoint));
- debugfs_found = 1;
-
- return debugfs_mountpoint;
-}
-
-/* umount the debugfs */
-
-int debugfs_umount(void)
-{
- char umountcmd[128];
- int ret;
-
- /* if it was already mounted, leave it */
- if (debugfs_premounted)
- return 0;
-
- /* make sure it's a valid mount point */
- ret = debugfs_valid_mountpoint(debugfs_mountpoint);
- if (ret)
- return ret;
-
- snprintf(umountcmd, sizeof(umountcmd),
- "/bin/umount %s", debugfs_mountpoint);
- return system(umountcmd);
-}
-
-int debugfs_write(const char *entry, const char *value)
-{
- char path[MAX_PATH+1];
- int ret, count;
- int fd;
-
- /* construct the path */
- snprintf(path, sizeof(path), "%s/%s", debugfs_mountpoint, entry);
-
- /* verify that it exists */
- ret = debugfs_valid_entry(path);
- if (ret)
- return ret;
-
- /* get how many chars we're going to write */
- count = strlen(value);
-
- /* open the debugfs entry */
- fd = open(path, O_RDWR);
- if (fd < 0)
- return -errno;
-
- while (count > 0) {
- /* write it */
- ret = write(fd, value, count);
- if (ret <= 0) {
- if (ret == EAGAIN)
- continue;
- close(fd);
- return -errno;
- }
- count -= ret;
- }
-
- /* close it */
- close(fd);
-
- /* return success */
- return 0;
-}
-
-/*
- * read a debugfs entry
- * returns the number of chars read or a negative errno
- */
-int debugfs_read(const char *entry, char *buffer, size_t size)
-{
- char path[MAX_PATH+1];
- int ret;
- int fd;
-
- /* construct the path */
- snprintf(path, sizeof(path), "%s/%s", debugfs_mountpoint, entry);
-
- /* verify that it exists */
- ret = debugfs_valid_entry(path);
- if (ret)
- return ret;
-
- /* open the debugfs entry */
- fd = open(path, O_RDONLY);
- if (fd < 0)
- return -errno;
-
- do {
- /* read it */
- ret = read(fd, buffer, size);
- if (ret == 0) {
- close(fd);
- return EOF;
- }
- } while (ret < 0 && errno == EAGAIN);
-
- /* close it */
- close(fd);
-
- /* make *sure* there's a null character at the end */
- buffer[ret] = '\0';
-
- /* return the number of chars read */
- return ret;
-}
diff --git a/tools/perf/util/debugfs.h b/tools/perf/util/debugfs.h
deleted file mode 100644
index 83a0287..0000000
--- a/tools/perf/util/debugfs.h
+++ /dev/null
@@ -1,25 +0,0 @@
-#ifndef __DEBUGFS_H__
-#define __DEBUGFS_H__
-
-#include <sys/mount.h>
-
-#ifndef MAX_PATH
-# define MAX_PATH 256
-#endif
-
-#ifndef STR
-# define _STR(x) #x
-# define STR(x) _STR(x)
-#endif
-
-extern const char *debugfs_find_mountpoint(void);
-extern int debugfs_valid_mountpoint(const char *debugfs);
-extern int debugfs_valid_entry(const char *path);
-extern char *debugfs_mount(const char *mountpoint);
-extern int debugfs_umount(void);
-extern int debugfs_write(const char *entry, const char *value);
-extern int debugfs_read(const char *entry, char *buffer, size_t size);
-extern void debugfs_force_cleanup(void);
-extern int debugfs_make_path(const char *element, char *buffer, int size);
-
-#endif /* __DEBUGFS_H__ */
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index d7e67b1..0ebd301 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -8,7 +8,7 @@
#include <linux/list.h>
#include <linux/kernel.h>

-#include "util.h"
+#include <lk/util.h>
#include "header.h"
#include "../perf.h"
#include "trace-event.h"
diff --git a/tools/perf/util/header.h b/tools/perf/util/header.h
index 402ac24..fb6f0eb 100644
--- a/tools/perf/util/header.h
+++ b/tools/perf/util/header.h
@@ -4,7 +4,7 @@
#include "../../../include/linux/perf_event.h"
#include <sys/types.h>
#include <stdbool.h>
-#include "types.h"
+#include <lk/types.h>
#include "event.h"

#include <linux/bitmap.h>
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 68d288c..a409e27 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -1,4 +1,4 @@
-#include "util.h"
+#include <lk/util.h>
#include "build-id.h"
#include "hist.h"
#include "session.h"
diff --git a/tools/perf/util/include/linux/ctype.h b/tools/perf/util/include/linux/ctype.h
index a53d4ee..0698f26 100644
--- a/tools/perf/util/include/linux/ctype.h
+++ b/tools/perf/util/include/linux/ctype.h
@@ -1 +1 @@
-#include "../util.h"
+#include <lk/util.h>
diff --git a/tools/perf/util/map.h b/tools/perf/util/map.h
index f391345..c7ed844 100644
--- a/tools/perf/util/map.h
+++ b/tools/perf/util/map.h
@@ -6,7 +6,7 @@
#include <linux/rbtree.h>
#include <stdio.h>
#include <stdbool.h>
-#include "types.h"
+#include <lk/types.h>

enum map_type {
MAP__FUNCTION = 0,
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 9bf0f40..3a76c8e 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -1,5 +1,5 @@
#include "../../../include/linux/hw_breakpoint.h"
-#include "util.h"
+#include <lk/util.h>
#include "../perf.h"
#include "parse-options.h"
#include "parse-events.h"
@@ -8,7 +8,7 @@
#include "symbol.h"
#include "cache.h"
#include "header.h"
-#include "debugfs.h"
+#include <lk/debugfs.h>

int nr_counters;

diff --git a/tools/perf/util/parse-options.c b/tools/perf/util/parse-options.c
index 99d02aa..25b57fc 100644
--- a/tools/perf/util/parse-options.c
+++ b/tools/perf/util/parse-options.c
@@ -1,4 +1,4 @@
-#include "util.h"
+#include <lk/util.h>
#include "parse-options.h"
#include "cache.h"

diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 914c670..723b10d 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -33,7 +33,7 @@
#include <limits.h>

#undef _GNU_SOURCE
-#include "util.h"
+#include <lk/util.h>
#include "event.h"
#include "string.h"
#include "strlist.h"
@@ -42,7 +42,7 @@
#include "color.h"
#include "symbol.h"
#include "thread.h"
-#include "debugfs.h"
+#include <lk/debugfs.h>
#include "trace-event.h" /* For __unused */
#include "probe-event.h"
#include "probe-finder.h"
diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c
index baf6653..eb4eb26 100644
--- a/tools/perf/util/probe-finder.c
+++ b/tools/perf/util/probe-finder.c
@@ -36,7 +36,7 @@
#include "string.h"
#include "event.h"
#include "debug.h"
-#include "util.h"
+#include <lk/util.h>
#include "symbol.h"
#include "probe-finder.h"

diff --git a/tools/perf/util/probe-finder.h b/tools/perf/util/probe-finder.h
index e1f61dc..470611b 100644
--- a/tools/perf/util/probe-finder.h
+++ b/tools/perf/util/probe-finder.h
@@ -2,7 +2,7 @@
#define _PROBE_FINDER_H

#include <stdbool.h>
-#include "util.h"
+#include <lk/util.h>
#include "probe-event.h"

#define MAX_PATH_LEN 256
diff --git a/tools/perf/util/pstack.c b/tools/perf/util/pstack.c
index 13d36fa..aacedb8 100644
--- a/tools/perf/util/pstack.c
+++ b/tools/perf/util/pstack.c
@@ -4,7 +4,7 @@
* (c) 2010 Arnaldo Carvalho de Melo <acme@redhat.com>
*/

-#include "util.h"
+#include <lk/util.h>
#include "pstack.h"
#include <linux/kernel.h>
#include <stdlib.h>
diff --git a/tools/perf/util/scripting-engines/trace-event-perl.c b/tools/perf/util/scripting-engines/trace-event-perl.c
index b059dc5..78af7d1 100644
--- a/tools/perf/util/scripting-engines/trace-event-perl.c
+++ b/tools/perf/util/scripting-engines/trace-event-perl.c
@@ -26,7 +26,7 @@
#include <errno.h>

#include "../../perf.h"
-#include "../util.h"
+#include <lk/util.h>
#include "../trace-event.h"

#include <EXTERN.h>
diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c
index 33a6325..9ddc198 100644
--- a/tools/perf/util/scripting-engines/trace-event-python.c
+++ b/tools/perf/util/scripting-engines/trace-event-python.c
@@ -28,7 +28,7 @@
#include <errno.h>

#include "../../perf.h"
-#include "../util.h"
+#include <lk/util.h>
#include "../trace-event.h"

PyMODINIT_FUNC initperf_trace_context(void);
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 0564a5c..638ecd0 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -9,7 +9,7 @@

#include "session.h"
#include "sort.h"
-#include "util.h"
+#include <lk/util.h>

static int perf_session__open(struct perf_session *self, bool force)
{
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index 560c855..8ead949 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -2,7 +2,7 @@
#define __PERF_SORT_H
#include "../builtin.h"

-#include "util.h"
+#include <lk/util.h>

#include "color.h"
#include <linux/list.h>
diff --git a/tools/perf/util/string.c b/tools/perf/util/string.c
index 0409fc7..881ef63 100644
--- a/tools/perf/util/string.c
+++ b/tools/perf/util/string.c
@@ -1,4 +1,4 @@
-#include "util.h"
+#include <lk/util.h>
#include "string.h"

#define K 1024LL
diff --git a/tools/perf/util/svghelper.h b/tools/perf/util/svghelper.h
index e078198..ac74b40 100644
--- a/tools/perf/util/svghelper.h
+++ b/tools/perf/util/svghelper.h
@@ -1,7 +1,7 @@
#ifndef __PERF_SVGHELPER_H
#define __PERF_SVGHELPER_H

-#include "types.h"
+#include <lk/types.h>

extern void open_svg(const char *filename, int cpus, int rows, u64 start, u64 end);
extern void svg_box(int Yslot, u64 start, u64 end, const char *type);
diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c
index 1f7ecd4..deb30a8 100644
--- a/tools/perf/util/thread.c
+++ b/tools/perf/util/thread.c
@@ -4,7 +4,7 @@
#include <string.h>
#include "session.h"
#include "thread.h"
-#include "util.h"
+#include <lk/util.h>
#include "debug.h"

int find_all_tid(int pid, pid_t ** all_tid)
diff --git a/tools/perf/util/trace-event-info.c b/tools/perf/util/trace-event-info.c
index b157260..0918a63 100644
--- a/tools/perf/util/trace-event-info.c
+++ b/tools/perf/util/trace-event-info.c
@@ -38,7 +38,7 @@

#include "../perf.h"
#include "trace-event.h"
-#include "debugfs.h"
+#include <lk/debugfs.h>

#define VERSION "0.5"

diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c
index 73a0222..9a46fa1 100644
--- a/tools/perf/util/trace-event-parse.c
+++ b/tools/perf/util/trace-event-parse.c
@@ -30,7 +30,7 @@

#undef _GNU_SOURCE
#include "../perf.h"
-#include "util.h"
+#include <lk/util.h>
#include "trace-event.h"

int header_page_ts_offset;
diff --git a/tools/perf/util/trace-event-read.c b/tools/perf/util/trace-event-read.c
index f55cc3a..2583227 100644
--- a/tools/perf/util/trace-event-read.c
+++ b/tools/perf/util/trace-event-read.c
@@ -37,7 +37,7 @@
#include <errno.h>

#include "../perf.h"
-#include "util.h"
+#include <lk/util.h>
#include "trace-event.h"

static int input_fd;
diff --git a/tools/perf/util/trace-event-scripting.c b/tools/perf/util/trace-event-scripting.c
index 7ea983a..dae67df 100644
--- a/tools/perf/util/trace-event-scripting.c
+++ b/tools/perf/util/trace-event-scripting.c
@@ -26,7 +26,7 @@
#include <errno.h>

#include "../perf.h"
-#include "util.h"
+#include <lk/util.h>
#include "trace-event.h"

struct scripting_context *scripting_context;
diff --git a/tools/perf/util/types.h b/tools/perf/util/types.h
deleted file mode 100644
index 7d6b833..0000000
--- a/tools/perf/util/types.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifndef __PERF_TYPES_H
-#define __PERF_TYPES_H
-
-/*
- * We define u64 as unsigned long long for every architecture
- * so that we can print it with %Lx without getting warnings.
- */
-typedef unsigned long long u64;
-typedef signed long long s64;
-typedef unsigned int u32;
-typedef signed int s32;
-typedef unsigned short u16;
-typedef signed short s16;
-typedef unsigned char u8;
-typedef signed char s8;
-
-#endif /* __PERF_TYPES_H */
diff --git a/tools/perf/util/usage.c b/tools/perf/util/usage.c
index e16bf9a..d438743 100644
--- a/tools/perf/util/usage.c
+++ b/tools/perf/util/usage.c
@@ -3,7 +3,7 @@
*
* Copyright (C) Linus Torvalds, 2005
*/
-#include "util.h"
+#include <lk/util.h>

static void report(const char *prefix, const char *err, va_list params)
{
diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
deleted file mode 100644
index 2142656..0000000
--- a/tools/perf/util/util.c
+++ /dev/null
@@ -1,116 +0,0 @@
-#include "util.h"
-#include <sys/mman.h>
-
-int mkdir_p(char *path, mode_t mode)
-{
- struct stat st;
- int err;
- char *d = path;
-
- if (*d != '/')
- return -1;
-
- if (stat(path, &st) == 0)
- return 0;
-
- while (*++d == '/');
-
- while ((d = strchr(d, '/'))) {
- *d = '\0';
- err = stat(path, &st) && mkdir(path, mode);
- *d++ = '/';
- if (err)
- return -1;
- while (*d == '/')
- ++d;
- }
- return (stat(path, &st) && mkdir(path, mode)) ? -1 : 0;
-}
-
-static int slow_copyfile(const char *from, const char *to)
-{
- int err = 0;
- char *line = NULL;
- size_t n;
- FILE *from_fp = fopen(from, "r"), *to_fp;
-
- if (from_fp == NULL)
- goto out;
-
- to_fp = fopen(to, "w");
- if (to_fp == NULL)
- goto out_fclose_from;
-
- while (getline(&line, &n, from_fp) > 0)
- if (fputs(line, to_fp) == EOF)
- goto out_fclose_to;
- err = 0;
-out_fclose_to:
- fclose(to_fp);
- free(line);
-out_fclose_from:
- fclose(from_fp);
-out:
- return err;
-}
-
-int copyfile(const char *from, const char *to)
-{
- int fromfd, tofd;
- struct stat st;
- void *addr;
- int err = -1;
-
- if (stat(from, &st))
- goto out;
-
- if (st.st_size == 0) /* /proc? do it slowly... */
- return slow_copyfile(from, to);
-
- fromfd = open(from, O_RDONLY);
- if (fromfd < 0)
- goto out;
-
- tofd = creat(to, 0755);
- if (tofd < 0)
- goto out_close_from;
-
- addr = mmap(NULL, st.st_size, PROT_READ, MAP_PRIVATE, fromfd, 0);
- if (addr == MAP_FAILED)
- goto out_close_to;
-
- if (write(tofd, addr, st.st_size) == st.st_size)
- err = 0;
-
- munmap(addr, st.st_size);
-out_close_to:
- close(tofd);
- if (err)
- unlink(to);
-out_close_from:
- close(fromfd);
-out:
- return err;
-}
-
-unsigned long convert_unit(unsigned long value, char *unit)
-{
- *unit = ' ';
-
- if (value > 1000) {
- value /= 1000;
- *unit = 'K';
- }
-
- if (value > 1000) {
- value /= 1000;
- *unit = 'M';
- }
-
- if (value > 1000) {
- value /= 1000;
- *unit = 'G';
- }
-
- return value;
-}
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
deleted file mode 100644
index f380fed..0000000
--- a/tools/perf/util/util.h
+++ /dev/null
@@ -1,285 +0,0 @@
-#ifndef GIT_COMPAT_UTIL_H
-#define GIT_COMPAT_UTIL_H
-
-#define _FILE_OFFSET_BITS 64
-
-#ifndef FLEX_ARRAY
-/*
- * See if our compiler is known to support flexible array members.
- */
-#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
-# define FLEX_ARRAY /* empty */
-#elif defined(__GNUC__)
-# if (__GNUC__ >= 3)
-# define FLEX_ARRAY /* empty */
-# else
-# define FLEX_ARRAY 0 /* older GNU extension */
-# endif
-#endif
-
-/*
- * Otherwise, default to safer but a bit wasteful traditional style
- */
-#ifndef FLEX_ARRAY
-# define FLEX_ARRAY 1
-#endif
-#endif
-
-#define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
-
-#ifdef __GNUC__
-#define TYPEOF(x) (__typeof__(x))
-#else
-#define TYPEOF(x)
-#endif
-
-#define MSB(x, bits) ((x) & TYPEOF(x)(~0ULL << (sizeof(x) * 8 - (bits))))
-#define HAS_MULTI_BITS(i) ((i) & ((i) - 1)) /* checks if an integer has more than 1 bit set */
-
-/* Approximation of the length of the decimal representation of this type. */
-#define decimal_length(x) ((int)(sizeof(x) * 2.56 + 0.5) + 1)
-
-#define _ALL_SOURCE 1
-#define _GNU_SOURCE 1
-#define _BSD_SOURCE 1
-#define HAS_BOOL
-
-#include <unistd.h>
-#include <stdio.h>
-#include <sys/stat.h>
-#include <sys/statfs.h>
-#include <fcntl.h>
-#include <stdbool.h>
-#include <stddef.h>
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <errno.h>
-#include <limits.h>
-#include <sys/param.h>
-#include <sys/types.h>
-#include <dirent.h>
-#include <sys/time.h>
-#include <time.h>
-#include <signal.h>
-#include <fnmatch.h>
-#include <assert.h>
-#include <regex.h>
-#include <utime.h>
-#include <sys/wait.h>
-#include <sys/poll.h>
-#include <sys/socket.h>
-#include <sys/ioctl.h>
-#ifndef NO_SYS_SELECT_H
-#include <sys/select.h>
-#endif
-#include <netinet/in.h>
-#include <netinet/tcp.h>
-#include <arpa/inet.h>
-#include <netdb.h>
-#include <pwd.h>
-#include <inttypes.h>
-#include "../../../include/linux/magic.h"
-#include "types.h"
-#include <sys/ttydefaults.h>
-
-#ifndef NO_ICONV
-#include <iconv.h>
-#endif
-
-extern const char *graph_line;
-extern const char *graph_dotted_line;
-extern char buildid_dir[];
-
-/* On most systems <limits.h> would have given us this, but
- * not on some systems (e.g. GNU/Hurd).
- */
-#ifndef PATH_MAX
-#define PATH_MAX 4096
-#endif
-
-#ifndef PRIuMAX
-#define PRIuMAX "llu"
-#endif
-
-#ifndef PRIu32
-#define PRIu32 "u"
-#endif
-
-#ifndef PRIx32
-#define PRIx32 "x"
-#endif
-
-#ifndef PATH_SEP
-#define PATH_SEP ':'
-#endif
-
-#ifndef STRIP_EXTENSION
-#define STRIP_EXTENSION ""
-#endif
-
-#ifndef has_dos_drive_prefix
-#define has_dos_drive_prefix(path) 0
-#endif
-
-#ifndef is_dir_sep
-#define is_dir_sep(c) ((c) == '/')
-#endif
-
-#ifdef __GNUC__
-#define NORETURN __attribute__((__noreturn__))
-#else
-#define NORETURN
-#ifndef __attribute__
-#define __attribute__(x)
-#endif
-#endif
-
-/* General helper functions */
-extern void usage(const char *err) NORETURN;
-extern void die(const char *err, ...) NORETURN __attribute__((format (printf, 1, 2)));
-extern int error(const char *err, ...) __attribute__((format (printf, 1, 2)));
-extern void warning(const char *err, ...) __attribute__((format (printf, 1, 2)));
-
-#include "../../../include/linux/stringify.h"
-
-#define DIE_IF(cnd) \
- do { if (cnd) \
- die(" at (" __FILE__ ":" __stringify(__LINE__) "): " \
- __stringify(cnd) "\n"); \
- } while (0)
-
-
-extern void set_die_routine(void (*routine)(const char *err, va_list params) NORETURN);
-
-extern int prefixcmp(const char *str, const char *prefix);
-extern void set_buildid_dir(void);
-extern void disable_buildid_cache(void);
-
-static inline const char *skip_prefix(const char *str, const char *prefix)
-{
- size_t len = strlen(prefix);
- return strncmp(str, prefix, len) ? NULL : str + len;
-}
-
-#ifdef __GLIBC_PREREQ
-#if __GLIBC_PREREQ(2, 1)
-#define HAVE_STRCHRNUL
-#endif
-#endif
-
-#ifndef HAVE_STRCHRNUL
-#define strchrnul gitstrchrnul
-static inline char *gitstrchrnul(const char *s, int c)
-{
- while (*s && *s != c)
- s++;
- return (char *)s;
-}
-#endif
-
-/*
- * Wrappers:
- */
-extern char *xstrdup(const char *str);
-extern void *xrealloc(void *ptr, size_t size) __attribute__((weak));
-
-
-static inline void *zalloc(size_t size)
-{
- return calloc(1, size);
-}
-
-static inline int has_extension(const char *filename, const char *ext)
-{
- size_t len = strlen(filename);
- size_t extlen = strlen(ext);
-
- return len > extlen && !memcmp(filename + len - extlen, ext, extlen);
-}
-
-/* Sane ctype - no locale, and works with signed chars */
-#undef isascii
-#undef isspace
-#undef isdigit
-#undef isxdigit
-#undef isalpha
-#undef isprint
-#undef isalnum
-#undef tolower
-#undef toupper
-
-extern unsigned char sane_ctype[256];
-#define GIT_SPACE 0x01
-#define GIT_DIGIT 0x02
-#define GIT_ALPHA 0x04
-#define GIT_GLOB_SPECIAL 0x08
-#define GIT_REGEX_SPECIAL 0x10
-#define GIT_PRINT_EXTRA 0x20
-#define GIT_PRINT 0x3E
-#define sane_istest(x,mask) ((sane_ctype[(unsigned char)(x)] & (mask)) != 0)
-#define isascii(x) (((x) & ~0x7f) == 0)
-#define isspace(x) sane_istest(x,GIT_SPACE)
-#define isdigit(x) sane_istest(x,GIT_DIGIT)
-#define isxdigit(x) \
- (sane_istest(toupper(x), GIT_ALPHA | GIT_DIGIT) && toupper(x) < 'G')
-#define isalpha(x) sane_istest(x,GIT_ALPHA)
-#define isalnum(x) sane_istest(x,GIT_ALPHA | GIT_DIGIT)
-#define isprint(x) sane_istest(x,GIT_PRINT)
-#define tolower(x) sane_case((unsigned char)(x), 0x20)
-#define toupper(x) sane_case((unsigned char)(x), 0)
-
-static inline int sane_case(int x, int high)
-{
- if (sane_istest(x, GIT_ALPHA))
- x = (x & ~0x20) | high;
- return x;
-}
-
-#ifndef DIR_HAS_BSD_GROUP_SEMANTICS
-# define FORCE_DIR_SET_GID S_ISGID
-#else
-# define FORCE_DIR_SET_GID 0
-#endif
-
-#ifdef NO_NSEC
-#undef USE_NSEC
-#define ST_CTIME_NSEC(st) 0
-#define ST_MTIME_NSEC(st) 0
-#else
-#ifdef USE_ST_TIMESPEC
-#define ST_CTIME_NSEC(st) ((unsigned int)((st).st_ctimespec.tv_nsec))
-#define ST_MTIME_NSEC(st) ((unsigned int)((st).st_mtimespec.tv_nsec))
-#else
-#define ST_CTIME_NSEC(st) ((unsigned int)((st).st_ctim.tv_nsec))
-#define ST_MTIME_NSEC(st) ((unsigned int)((st).st_mtim.tv_nsec))
-#endif
-#endif
-
-int mkdir_p(char *path, mode_t mode);
-int copyfile(const char *from, const char *to);
-
-s64 perf_atoll(const char *str);
-char **argv_split(const char *str, int *argcp);
-void argv_free(char **argv);
-bool strglobmatch(const char *str, const char *pat);
-bool strlazymatch(const char *str, const char *pat);
-unsigned long convert_unit(unsigned long value, char *unit);
-
-#ifndef ESC
-#define ESC 27
-#endif
-
-static inline bool is_exit_key(int key)
-{
- char up;
- if (key == CTRL('c') || key == ESC)
- return true;
- up = toupper(key);
- return up == 'Q';
-}
-
-#define _STR(x) #x
-#define STR(x) _STR(x)
-
-#endif
diff --git a/tools/perf/util/values.c b/tools/perf/util/values.c
index cfa55d6..648fc48 100644
--- a/tools/perf/util/values.c
+++ b/tools/perf/util/values.c
@@ -1,6 +1,6 @@
#include <stdlib.h>

-#include "util.h"
+#include <lk/util.h>
#include "values.h"

void perf_read_values_init(struct perf_read_values *values)
diff --git a/tools/perf/util/values.h b/tools/perf/util/values.h
index 2fa967e..f762cb7 100644
--- a/tools/perf/util/values.h
+++ b/tools/perf/util/values.h
@@ -1,7 +1,7 @@
#ifndef __PERF_VALUES_H
#define __PERF_VALUES_H

-#include "types.h"
+#include <lk/types.h>

struct perf_read_values {
int threads;
--
1.7.1


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