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| author | Petri Gynther <pgynther@google.com> | 2015-08-05 02:38:01 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-08-05 21:56:16 +0200 |
| commit | f151f53aa4f54a647353e1935e4c6cef7f094dd4 (patch) | |
| tree | 2ccdd26199ce3fc1183b7ba636d73c4d8643112a | |
| parent | perf trace: Write to stderr by default (diff) | |
| download | linux-f151f53aa4f54a647353e1935e4c6cef7f094dd4.tar.xz linux-f151f53aa4f54a647353e1935e4c6cef7f094dd4.zip | |
perf tools: Fix build errors with mipsel-linux-uclibc compiler
linux/tools$ make ARCH=mips CROSS_COMPILE=mipsel-linux- perf
...
config/Makefile:256: *** No gnu/libc-version.h found, please install
glibc-dev[el]. Stop.
make[1]: *** [all] Error 2
make: *** [perf] Error 2
...
In file included from builtin-sched.c:13:0:
util/cloexec.h:8:12: error: redundant redeclaration of ‘sched_getcpu’
[-Werror=redundant-decls]
extern int sched_getcpu(void) __THROW;
mipsel-buildroot-linux-uclibc/sysroot/usr/include/bits/sched.h:88:12:
note: previous declaration of ‘sched_getcpu’ was here
extern int sched_getcpu (void) __THROW;
uclibc info:
sysroot/usr/include/bits/uClibc_config.h
__UCLIBC_MAJOR__ 0
__UCLIBC_MINOR__ 9
__UCLIBC_SUBLEVEL__ 33
sysroot/usr/include/features.h
__UCLIBC__ 1
__GLIBC__ 2
__GLIBC_MINOR__ 2
Signed-off-by: Petri Gynther <pgynther@google.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1438735081-24131-1-git-send-email-pgynther@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
| -rw-r--r-- | tools/build/feature/test-glibc.c | 11 | ||||
| -rw-r--r-- | tools/perf/util/cloexec.h | 2 |
2 files changed, 12 insertions, 1 deletions
diff --git a/tools/build/feature/test-glibc.c b/tools/build/feature/test-glibc.c index b0820345cd98..9367f7586676 100644 --- a/tools/build/feature/test-glibc.c +++ b/tools/build/feature/test-glibc.c @@ -1,8 +1,19 @@ +#include <stdlib.h> + +#if !defined(__UCLIBC__) #include <gnu/libc-version.h> +#else +#define XSTR(s) STR(s) +#define STR(s) #s +#endif int main(void) { +#if !defined(__UCLIBC__) const char *version = gnu_get_libc_version(); +#else + const char *version = XSTR(__GLIBC__) "." XSTR(__GLIBC_MINOR__); +#endif return (long)version; } diff --git a/tools/perf/util/cloexec.h b/tools/perf/util/cloexec.h index 68888c29b04a..3bee6773ddb0 100644 --- a/tools/perf/util/cloexec.h +++ b/tools/perf/util/cloexec.h @@ -4,7 +4,7 @@ unsigned long perf_event_open_cloexec_flag(void); #ifdef __GLIBC_PREREQ -#if !__GLIBC_PREREQ(2, 6) +#if !__GLIBC_PREREQ(2, 6) && !defined(__UCLIBC__) extern int sched_getcpu(void) __THROW; #endif #endif |