[Buildroot] [PATCH 1/1] ktap: new package

Anders Darander anders.darander at gmail.com
Sun Dec 8 11:44:39 UTC 2013


Ping... As the new buildroot release has been made.

Cheers,
Anders
On 11 Nov 2013 13:30, "Anders Darander" <anders at chargestorm.se> wrote:

> Add ktap, a script-based dynamic tracing tool.
>
> Signed-off-by: Anders Darander <anders at chargestorm.se>
> ---
>  package/Config.in                                  |  1 +
>  .../0001-interpreter-vm.c-include-uaccess.h.patch  | 27
> +++++++++++++++++++++
>  package/ktap/0002-Set-PWD-in-Makefile.patch        | 28
> ++++++++++++++++++++++
>  package/ktap/Config.in                             | 21 ++++++++++++++++
>  package/ktap/ktap.mk                               | 25
> +++++++++++++++++++
>  5 files changed, 102 insertions(+)
>  create mode 100644
> package/ktap/0001-interpreter-vm.c-include-uaccess.h.patch
>  create mode 100644 package/ktap/0002-Set-PWD-in-Makefile.patch
>  create mode 100644 package/ktap/Config.in
>  create mode 100644 package/ktap/ktap.mk
>
> diff --git a/package/Config.in b/package/Config.in
> index 311cc6c..c9eab85 100644
> --- a/package/Config.in
> +++ b/package/Config.in
> @@ -50,6 +50,7 @@ source "package/duma/Config.in"
>  source "package/gdb/Config.in"
>  source "package/iozone/Config.in"
>  source "package/kexec/Config.in"
> +source "package/ktap/Config.in"
>  source "package/latencytop/Config.in"
>  source "package/lmbench/Config.in"
>  if BR2_PACKAGE_BUSYBOX_SHOW_OTHERS
> diff --git a/package/ktap/0001-interpreter-vm.c-include-uaccess.h.patch
> b/package/ktap/0001-interpreter-vm.c-include-uaccess.h.patch
> new file mode 100644
> index 0000000..c7c6bbe
> --- /dev/null
> +++ b/package/ktap/0001-interpreter-vm.c-include-uaccess.h.patch
> @@ -0,0 +1,27 @@
> +From 343cb5a8b11a1dfdf4262fce326113e889f13496 Mon Sep 17 00:00:00 2001
> +From: Anders Darander <anders at chargestorm.se>
> +Date: Sat, 9 Nov 2013 23:05:05 +0100
> +Subject: [PATCH] interpreter/vm.c: include uaccess.h
> +
> +otherwise functions, such as copy_from_user, is implicitly defined.
> +
> +Signed-off-by: Anders Darander <anders at chargestorm.se>
> +---
> + interpreter/vm.c | 1 +
> + 1 file changed, 1 insertion(+)
> +
> +diff --git a/interpreter/vm.c b/interpreter/vm.c
> +index bc7b951..f7cb794 100644
> +--- a/interpreter/vm.c
> ++++ b/interpreter/vm.c
> +@@ -28,6 +28,7 @@
> + #include <linux/signal.h>
> + #include <linux/sched.h>
> + #include "../include/ktap.h"
> ++#include <linux/uaccess.h>
> +
> + #define KTAP_MINSTACK 20
> +
> +--
> +1.8.4.2
> +
> diff --git a/package/ktap/0002-Set-PWD-in-Makefile.patch
> b/package/ktap/0002-Set-PWD-in-Makefile.patch
> new file mode 100644
> index 0000000..e62d4f1
> --- /dev/null
> +++ b/package/ktap/0002-Set-PWD-in-Makefile.patch
> @@ -0,0 +1,28 @@
> +From 90a8dd877b7766b1ba722c19569cffb68625288b Mon Sep 17 00:00:00 2001
> +From: Anders Darander <anders at chargestorm.se>
> +Date: Mon, 11 Nov 2013 13:04:36 +0100
> +Subject: Set PWD in Makefile
> +
> +When cross-compiling using e.g. buildroot, PWD was not reset in the
> Makefile.
> +That caused PWD to have an incorrect value, and thus building the module
> failed.
> +
> +Signed-off-by: Anders Darander <anders at chargestorm.se>
> +---
> + Makefile | 1 +
> + 1 file changed, 1 insertion(+)
> +
> +diff --git a/Makefile b/Makefile
> +index 372b41a..939d25e 100644
> +--- a/Makefile
> ++++ b/Makefile
> +@@ -25,6 +25,7 @@ ktapvm-y     := $(INTP_OBJS)
> +
> + KVERSION ?= $(shell uname -r)
> + KERNEL_SRC ?= /lib/modules/$(KVERSION)/build
> ++PWD := $(shell pwd)
> + mod:
> +       $(MAKE) -C $(KERNEL_SRC) M=$(PWD) modules
> +
> +--
> +1.8.4.2
> +
> diff --git a/package/ktap/Config.in b/package/ktap/Config.in
> new file mode 100644
> index 0000000..97bcd9c
> --- /dev/null
> +++ b/package/ktap/Config.in
> @@ -0,0 +1,21 @@
> +config BR2_PACKAGE_KTAP
> +       bool "ktap"
> +       depends on BR2_LINUX_KERNEL
> +       help
> +         ktap is a script-based dynamic tracing tool for Linux
> +
> +         it uses a scripting language and lets users trace the Linux
> kernel
> +         dynamically. ktap is designed to give operational insights with
> +         interoperability that allows users to tune, troubleshoot and
> extend
> +         kernel and application. It's similar with Linux Systemtap and
> +         Solaris Dtrace.
> +
> +         ktap don't support kernels older than 3.1.
> +
> +         Your kernel must have CONFIG_EVENT_TRACING,
> +         CONFIG_PERF_EVENTS, and CONFIG_DEBUG_FS enabled to compile.
> +
> +         http://www.ktap.org
> +
> +comment "ktap requires a linux kernel to be built"
> +       depends on !BR2_LINUX_KERNEL
> diff --git a/package/ktap/ktap.mk b/package/ktap/ktap.mk
> new file mode 100644
> index 0000000..281258d
> --- /dev/null
> +++ b/package/ktap/ktap.mk
> @@ -0,0 +1,25 @@
>
> +################################################################################
> +#
> +# ktap, script-based dynamic tracing tool
> +#
>
> +################################################################################
> +
> +KTAP_VERSION = 0.3
> +KTAP_SITE    = https://github.com/ktap/ktap/archive
> +KTAP_SOURCE  = v$(KTAP_VERSION).tar.gz
> +KTAP_LICENSE = GPLv2
> +KTAP_LICENSE_FILES = LICENSE-GPL
> +
> +KTAP_DEPENDENCIES = linux
> +
> +define KTAP_BUILD_CMDS
> +       $(MAKE) -C $(@D) CC=${TARGET_CC} ktap
> +       $(MAKE) -C $(@D) $(LINUX_MAKE_FLAGS) KERNEL_SRC=$(LINUX_DIR)
> KVERSION=${LINUX_VERSION_PROBED} mod
> +endef
> +
> +define KTAP_INSTALL_TARGET_CMDS
> +       $(INSTALL) -m755 $(@D)/ktap  $(TARGET_DIR)/usr/bin/
> +       $(MAKE) -C $(@D) $(LINUX_MAKE_FLAGS) KERNEL_SRC=$(LINUX_DIR)
> KVERSION=${LINUX_VERSION_PROBED} modules_install
> +endef
> +
> +$(eval $(generic-package))
> --
> 1.8.4.2
>
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