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Date: Mon, 7 Oct 2013 13:56:36 +0200
From: Ingo Molnar <mingo@...nel.org>
To: linux-kernel@...r.kernel.org
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Arnaldo Carvalho de Melo <acme@...hat.com>,
Namhyung Kim <namhyung@...nel.org>,
David Ahern <dsahern@...il.com>, Jiri Olsa <jolsa@...hat.com>
Subject: [PATCH 43/50] tools/perf/build: Clean up various testcases
Prepare to include them into test-all.c directly, by making sure
that they build cleanly and without warnings.
Also make sure they make a certain amount of sense and don't crash
when executed.
Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: David Ahern <dsahern@...il.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Link: http://lkml.kernel.org/n/tip-Mn9gsdutzopoowk3xurqpsxE@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
tools/perf/config/feature-checks/test-backtrace.c | 10 ++++++++--
tools/perf/config/feature-checks/test-cplus-demangle.c | 9 +++++++--
tools/perf/config/feature-checks/test-gtk2-infobar.c | 3 ++-
tools/perf/config/feature-checks/test-gtk2.c | 2 +-
tools/perf/config/feature-checks/test-libaudit.c | 2 ++
tools/perf/config/feature-checks/test-libbfd.c | 11 ++++++++++-
tools/perf/config/feature-checks/test-libunwind.c | 8 +++++++-
tools/perf/config/feature-checks/test-on-exit.c | 11 ++++++++++-
8 files changed, 47 insertions(+), 9 deletions(-)
diff --git a/tools/perf/config/feature-checks/test-backtrace.c b/tools/perf/config/feature-checks/test-backtrace.c
index 5b79468..6a5fd96 100644
--- a/tools/perf/config/feature-checks/test-backtrace.c
+++ b/tools/perf/config/feature-checks/test-backtrace.c
@@ -3,8 +3,14 @@
int main(void)
{
- backtrace(NULL, 0);
- backtrace_symbols(NULL, 0);
+ void *backtrace_fns[10];
+ size_t entries;
+ entries = backtrace(backtrace_fns, 10);
+ backtrace_symbols_fd(backtrace_fns, entries, 1);
+
+ printf("backtrace entries: %d\n", entries);
+
return 0;
}
+
diff --git a/tools/perf/config/feature-checks/test-cplus-demangle.c b/tools/perf/config/feature-checks/test-cplus-demangle.c
index 5202f50..ab29f80 100644
--- a/tools/perf/config/feature-checks/test-cplus-demangle.c
+++ b/tools/perf/config/feature-checks/test-cplus-demangle.c
@@ -1,9 +1,14 @@
-
+extern int printf(const char *format, ...);
extern char *cplus_demangle(const char *, int);
int main(void)
{
- cplus_demangle(0, 0);
+ char symbol[4096] = "FieldName__9ClassNameFd";
+ char *tmp;
+
+ tmp = cplus_demangle(symbol, 0);
+
+ printf("demangled symbol: {%s}\n", tmp);
return 0;
}
diff --git a/tools/perf/config/feature-checks/test-gtk2-infobar.c b/tools/perf/config/feature-checks/test-gtk2-infobar.c
index eebcfbc..397b464 100644
--- a/tools/perf/config/feature-checks/test-gtk2-infobar.c
+++ b/tools/perf/config/feature-checks/test-gtk2-infobar.c
@@ -2,8 +2,9 @@
#include <gtk/gtk.h>
#pragma GCC diagnostic error "-Wstrict-prototypes"
-int main(void)
+int main(int argc, char *argv[])
{
+ gtk_init(&argc, &argv);
gtk_info_bar_new();
return 0;
diff --git a/tools/perf/config/feature-checks/test-gtk2.c b/tools/perf/config/feature-checks/test-gtk2.c
index 1ac6d8a..6bd80e5 100644
--- a/tools/perf/config/feature-checks/test-gtk2.c
+++ b/tools/perf/config/feature-checks/test-gtk2.c
@@ -4,7 +4,7 @@
int main(int argc, char *argv[])
{
- gtk_init(&argc, &argv);
+ gtk_init(&argc, &argv);
return 0;
}
diff --git a/tools/perf/config/feature-checks/test-libaudit.c b/tools/perf/config/feature-checks/test-libaudit.c
index 854a65d..f7e791e 100644
--- a/tools/perf/config/feature-checks/test-libaudit.c
+++ b/tools/perf/config/feature-checks/test-libaudit.c
@@ -1,5 +1,7 @@
#include <libaudit.h>
+extern int printf(const char *format, ...);
+
int main(void)
{
printf("error message: %s\n", audit_errno_to_name(0));
diff --git a/tools/perf/config/feature-checks/test-libbfd.c b/tools/perf/config/feature-checks/test-libbfd.c
index d03339c..1886c78 100644
--- a/tools/perf/config/feature-checks/test-libbfd.c
+++ b/tools/perf/config/feature-checks/test-libbfd.c
@@ -1,7 +1,16 @@
#include <bfd.h>
+extern int printf(const char *format, ...);
+
int main(void)
{
- bfd_demangle(0, 0, 0);
+ char symbol[4096] = "FieldName__9ClassNameFd";
+ char *tmp;
+
+ tmp = bfd_demangle(0, symbol, 0);
+
+ printf("demangled symbol: {%s}\n", tmp);
+
return 0;
}
+
diff --git a/tools/perf/config/feature-checks/test-libunwind.c b/tools/perf/config/feature-checks/test-libunwind.c
index 5622746..088fc59 100644
--- a/tools/perf/config/feature-checks/test-libunwind.c
+++ b/tools/perf/config/feature-checks/test-libunwind.c
@@ -10,10 +10,16 @@ extern int UNW_OBJ(dwarf_search_unwind_table) (unw_addr_space_t as,
#define dwarf_search_unwind_table UNW_OBJ(dwarf_search_unwind_table)
+static unw_accessors_t accessors;
+
int main(void)
{
unw_addr_space_t addr_space;
- addr_space = unw_create_addr_space(NULL, 0);
+
+ addr_space = unw_create_addr_space(&accessors, 0);
+ if (addr_space)
+ return;
+
unw_init_remote(NULL, addr_space, NULL);
dwarf_search_unwind_table(addr_space, 0, NULL, NULL, 0, NULL);
return 0;
diff --git a/tools/perf/config/feature-checks/test-on-exit.c b/tools/perf/config/feature-checks/test-on-exit.c
index 473f1de..8f64ed3 100644
--- a/tools/perf/config/feature-checks/test-on-exit.c
+++ b/tools/perf/config/feature-checks/test-on-exit.c
@@ -1,6 +1,15 @@
#include <stdio.h>
+static void exit_fn(int status, void *__data)
+{
+ printf("exit status: %d, data: %d\n", status, *(int *)__data);
+}
+
+static int data = 123;
+
int main(void)
{
- return on_exit(NULL, NULL);
+ on_exit(exit_fn, &data);
+
+ return 321;
}
--
1.7.11.7
--
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