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| author | Felix Fietkau <nbd@openwrt.org> | 2016-01-02 14:47:57 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2016-01-02 14:47:57 +0000 |
| commit | 6467fef4198d9deaf2c9bf47a14ec5fd00dd9b75 (patch) | |
| tree | e1c48b15f97aedd788b2ee61aa760bc053c0659b /package/devel | |
| parent | d3e233f02c7c360b8638737b6a18a479b2898c70 (diff) | |
| download | mtk-20170518-6467fef4198d9deaf2c9bf47a14ec5fd00dd9b75.zip mtk-20170518-6467fef4198d9deaf2c9bf47a14ec5fd00dd9b75.tar.gz mtk-20170518-6467fef4198d9deaf2c9bf47a14ec5fd00dd9b75.tar.bz2 | |
perf: fix musl compatibility
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 48067
Diffstat (limited to 'package/devel')
| -rw-r--r-- | package/devel/perf/Makefile | 6 | ||||
| -rw-r--r-- | package/devel/perf/musl-compat.h | 62 |
2 files changed, 67 insertions, 1 deletions
diff --git a/package/devel/perf/Makefile b/package/devel/perf/Makefile index d6db053..c999229 100644 --- a/package/devel/perf/Makefile +++ b/package/devel/perf/Makefile @@ -24,7 +24,7 @@ include $(INCLUDE_DIR)/package.mk define Package/perf SECTION:=devel CATEGORY:=Development - DEPENDS:= @USE_GLIBC +libelf1 +libdw +libpthread +librt +binutils + DEPENDS:= @!USE_UCLIBC +libelf1 +libdw +libpthread +librt +binutils TITLE:=Linux performance monitoring tool VERSION:=$(LINUX_VERSION)-$(PKG_RELEASE) URL:=http://www.kernel.org @@ -57,6 +57,10 @@ MAKE_FLAGS = \ WERROR=0 \ prefix=/usr +ifdef CONFIG_USE_MUSL + MAKE_FLAGS += EXTRA_CFLAGS="-include $(CURDIR)/musl-compat.h -D__UCLIBC__" +endif + define Build/Compile +$(MAKE_FLAGS) $(MAKE) $(PKG_JOBS) \ -C $(PKG_BUILD_DIR) \ diff --git a/package/devel/perf/musl-compat.h b/package/devel/perf/musl-compat.h new file mode 100644 index 0000000..ecfbec6 --- /dev/null +++ b/package/devel/perf/musl-compat.h @@ -0,0 +1,62 @@ +#ifndef __PERF_MUSL_COMPAT_H +#define __PERF_MUSL_COMPAT_H + +#include <sys/ioctl.h> +#include <string.h> +#include <unistd.h> +#include <stdio.h> +#include <syscall.h> +#include <sched.h> + +#undef _IOWR +#undef _IOR +#undef _IOW +#undef _IOC +#undef _IO + +/* Change XSI compliant version into GNU extension hackery */ +#define strerror_r(err, buf, buflen) \ + (strerror_r(err, buf, buflen) ? NULL : buf) + +#define _SC_LEVEL1_DCACHE_LINESIZE -1 + +static inline long sysconf_wrap(int name) +{ + FILE *f; + int val; + + switch (name) { + case _SC_LEVEL1_DCACHE_LINESIZE: + f = fopen("/sys/devices/system/cpu/cpu0/cache/index0/coherency_line_size", "r"); + if (!f) + return 0; + + if (fscanf(f, "%d", &val) != 1) + return 0; + + fclose(f); + return val; + default: + return sysconf(name); + } +} + +#define sysconf(_n) sysconf_wrap(_n) + +static inline int compat_sched_getcpu(void) +{ +#ifdef __NR_getcpu + unsigned int val; + + if (syscall(__NR_getcpu, &val)) + return -1; + + return val; +#else + return -1; +#endif +} + +#define sched_getcpu compat_sched_getcpu + +#endif |