Initial commit

package/devel/perf/Makefile

@@ -0,0 +1,82 @@
+#
+# Copyright (C) 2011-2013 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+include $(INCLUDE_DIR)/kernel.mk
+
+PKG_NAME:=perf
+PKG_VERSION:=$(LINUX_VERSION)
+PKG_RELEASE:=2
+
+PKG_USE_MIPS16:=0
+PKG_BUILD_PARALLEL:=1
+PKG_MAINTAINER:=Felix Fietkau <nbd@nbd.name>
+PKG_FLAGS:=nonshared
+
+# Perf's makefile and headers are not relocatable and must be built from the
+# Linux sources directory
+PKG_BUILD_DIR:=$(LINUX_DIR)/tools/perf-$(TARGET_DIR_NAME)
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/perf
+  SECTION:=devel
+  CATEGORY:=Development
+  DEPENDS:= +libelf1 +libdw +(mips||mipsel||powerpc||i386||x86_64||arm||aarch64):libunwind +libpthread +librt +objdump @!LINUX_3_18 @!IN_SDK @!TARGET_arc770 @KERNEL_PERF_EVENTS
+  TITLE:=Linux performance monitoring tool
+  VERSION:=$(LINUX_VERSION)-$(PKG_RELEASE)
+  URL:=http://www.kernel.org
+endef
+
+define Package/perf/description
+  perf is the Linux performance monitoring tool
+endef
+
+define Build/Prepare
+	$(CP) $(LINUX_DIR)/tools/perf/* $(PKG_BUILD_DIR)/
+endef
+
+MAKE_FLAGS = \
+	ARCH="$(LINUX_KARCH)" \
+	NO_LIBPERL=1 \
+	NO_LIBPYTHON=1 \
+	NO_NEWT=1 \
+	NO_LZMA=1 \
+	NO_BACKTRACE=1 \
+	NO_LIBNUMA=1 \
+	NO_GTK2=1 \
+	NO_LIBAUDIT=1 \
+	NO_LIBCRYPTO=1 \
+	NO_LIBUNWIND=1 \
+	CROSS_COMPILE="$(TARGET_CROSS)" \
+	CC="$(TARGET_CC)" \
+	LD="$(TARGET_CROSS)ld" \
+	CFLAGS="$(TARGET_CFLAGS) $(TARGET_CPPFLAGS)" \
+	LDFLAGS="$(TARGET_LDFLAGS)" \
+	$(if $(findstring c,$(OPENWRT_VERBOSE)),V=1,V='') \
+	WERROR=0 \
+	prefix=/usr
+
+ifdef CONFIG_LINUX_4_4
+ifdef CONFIG_USE_MUSL
+ MAKE_FLAGS += EXTRA_CFLAGS="-I$(CURDIR)/musl-include -include $(CURDIR)/musl-compat.h -D__UCLIBC__"
+endif
+endif
+
+define Build/Compile
+	+$(MAKE_FLAGS) $(MAKE) $(PKG_JOBS) \
+		-C $(PKG_BUILD_DIR) \
+		-f Makefile.perf \
+		--no-print-directory
+endef
+
+define Package/perf/install
+	$(INSTALL_DIR) $(1)/usr/bin
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/perf $(1)/usr/bin/
+endef
+
+$(eval $(call BuildPackage,perf))

package/devel/perf/musl-compat.h

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+#ifndef __PERF_MUSL_COMPAT_H
+#define __PERF_MUSL_COMPAT_H
+
+#ifndef __ASSEMBLER__
+
+#include <sys/ioctl.h>
+#include <asm/unistd.h>
+#include <unistd.h>
+#include <stdio.h>
+
+#undef _IOWR
+#undef _IOR
+#undef _IOW
+#undef _IOC
+#undef _IO
+
+#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)
+
+#endif
+#endif

package/devel/perf/musl-include/asm/errno.h

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+#ifndef __MUSL_COMPAT_ASM_ERRNO_H
+#define __MUSL_COMPAT_ASM_ERRNO_H
+
+/* Avoid including different versions of errno.h, the defines (incorrectly)
+ * cause a redefinition error on PowerPC */
+#include <errno.h>
+
+#endif

package/devel/perf/musl-include/string.h

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+#ifndef __MUSL_COMPAT_STRING_H
+#define __MUSL_COMPAT_STRING_H
+
+#include_next <string.h>
+
+/* Change XSI compliant version into GNU extension hackery */
+static inline char *
+gnu_strerror_r(int err, char *buf, size_t buflen)
+{
+	if (strerror_r(err, buf, buflen))
+		return NULL;
+	return buf;
+}
+#ifdef _GNU_SOURCE
+#define strerror_r gnu_strerror_r
+#endif
+
+#endif