Commit-ID: 48e1f91ad2cadcb5689a2a3b6ed141d45009b45e
Gitweb: http://git.kernel.org/tip/48e1f91ad2cadcb5689a2a3b6ed141d45009b45e
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Tue, 5 Jul 2016 14:43:27 -0300
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 12 Jul 2016 15:19:53 -0300
perf trace: Add conditional define for AT_FDCWD
This one was only defined if _GNU_SOURCE was set in older glibc
versions, check that and provide the define in such cases.
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-ilsgsysr6s3mru7rf2befnu5@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/builtin-trace.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index e7e0b6e..570a78c 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -334,6 +334,10 @@ static size_t syscall_arg__scnprintf_fd(char *bf, size_t size,
#define SCA_FD syscall_arg__scnprintf_fd
+#ifndef AT_FDCWD
+#define AT_FDCWD -100
+#endif
+
static size_t syscall_arg__scnprintf_fd_at(char *bf, size_t size,
struct syscall_arg *arg)
{
--
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