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-rw-r--r--tools/lib/api/Makefile10
-rw-r--r--tools/lib/api/fd/array.c5
-rw-r--r--tools/lib/api/fd/array.h4
-rw-r--r--tools/lib/api/fs/fs.c7
-rw-r--r--tools/lib/api/fs/tracing_path.c3
5 files changed, 23 insertions, 6 deletions
diff --git a/tools/lib/api/Makefile b/tools/lib/api/Makefile
index 316f308a63ea..0a6fda9837f7 100644
--- a/tools/lib/api/Makefile
+++ b/tools/lib/api/Makefile
@@ -10,15 +10,23 @@ endif
CC = $(CROSS_COMPILE)gcc
AR = $(CROSS_COMPILE)ar
+LD = $(CROSS_COMPILE)ld
MAKEFLAGS += --no-print-directory
LIBFILE = $(OUTPUT)libapi.a
CFLAGS := $(EXTRA_WARNINGS) $(EXTRA_CFLAGS)
-CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -Werror -O6 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fPIC
+CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -O6 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fPIC
+
+# Treat warnings as errors unless directed not to
+ifneq ($(WERROR),0)
+ CFLAGS += -Werror
+endif
+
CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
CFLAGS += -I$(srctree)/tools/lib/api
+CFLAGS += -I$(srctree)/tools/include
RM = rm -f
diff --git a/tools/lib/api/fd/array.c b/tools/lib/api/fd/array.c
index 0e636c4339b8..b0a035fc87b3 100644
--- a/tools/lib/api/fd/array.c
+++ b/tools/lib/api/fd/array.c
@@ -85,7 +85,8 @@ int fdarray__add(struct fdarray *fda, int fd, short revents)
}
int fdarray__filter(struct fdarray *fda, short revents,
- void (*entry_destructor)(struct fdarray *fda, int fd))
+ void (*entry_destructor)(struct fdarray *fda, int fd, void *arg),
+ void *arg)
{
int fd, nr = 0;
@@ -95,7 +96,7 @@ int fdarray__filter(struct fdarray *fda, short revents,
for (fd = 0; fd < fda->nr; ++fd) {
if (fda->entries[fd].revents & revents) {
if (entry_destructor)
- entry_destructor(fda, fd);
+ entry_destructor(fda, fd, arg);
continue;
}
diff --git a/tools/lib/api/fd/array.h b/tools/lib/api/fd/array.h
index 45db01818f45..71287dddc05f 100644
--- a/tools/lib/api/fd/array.h
+++ b/tools/lib/api/fd/array.h
@@ -22,6 +22,7 @@ struct fdarray {
struct pollfd *entries;
union {
int idx;
+ void *ptr;
} *priv;
};
@@ -34,7 +35,8 @@ void fdarray__delete(struct fdarray *fda);
int fdarray__add(struct fdarray *fda, int fd, short revents);
int fdarray__poll(struct fdarray *fda, int timeout);
int fdarray__filter(struct fdarray *fda, short revents,
- void (*entry_destructor)(struct fdarray *fda, int fd));
+ void (*entry_destructor)(struct fdarray *fda, int fd, void *arg),
+ void *arg);
int fdarray__grow(struct fdarray *fda, int extra);
int fdarray__fprintf(struct fdarray *fda, FILE *fp);
diff --git a/tools/lib/api/fs/fs.c b/tools/lib/api/fs/fs.c
index 08556cf2c70d..ba7094b945ff 100644
--- a/tools/lib/api/fs/fs.c
+++ b/tools/lib/api/fs/fs.c
@@ -283,6 +283,11 @@ int filename__read_int(const char *filename, int *value)
return err;
}
+/*
+ * Parses @value out of @filename with strtoull.
+ * By using 0 for base, the strtoull detects the
+ * base automatically (see man strtoull).
+ */
int filename__read_ull(const char *filename, unsigned long long *value)
{
char line[64];
@@ -292,7 +297,7 @@ int filename__read_ull(const char *filename, unsigned long long *value)
return -1;
if (read(fd, line, sizeof(line)) > 0) {
- *value = strtoull(line, NULL, 10);
+ *value = strtoull(line, NULL, 0);
if (*value != ULLONG_MAX)
err = 0;
}
diff --git a/tools/lib/api/fs/tracing_path.c b/tools/lib/api/fs/tracing_path.c
index a26bb5ea8283..251b7c342a87 100644
--- a/tools/lib/api/fs/tracing_path.c
+++ b/tools/lib/api/fs/tracing_path.c
@@ -5,6 +5,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <linux/string.h>
#include <errno.h>
#include <unistd.h>
#include "fs.h"
@@ -118,7 +119,7 @@ static int strerror_open(int err, char *buf, size_t size, const char *filename)
}
break;
default:
- snprintf(buf, size, "%s", strerror_r(err, sbuf, sizeof(sbuf)));
+ snprintf(buf, size, "%s", str_error_r(err, sbuf, sizeof(sbuf)));
break;
}