[Buildroot] [git commit] package/kmemd: new package

[Buildroot] [git commit] package/kmemd: new package

[Thomas Petazzoni via buildroot]

commit: https://git.buildroot.net/buildroot/commit/?id=b3f915c6561bcb2f7952faca3bedf1766f299538
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/master

kmemd let's you inspect a live Linux kernel's memory using GDB.

Signed-off-by: Tobias Waldekranz <tobias@waldekranz.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
---
 DEVELOPERS               |  3 +++
 package/Config.in        |  1 +
 package/kmemd/Config.in  | 20 ++++++++++++++++++++
 package/kmemd/kmemd.hash |  3 +++
 package/kmemd/kmemd.mk   | 20 ++++++++++++++++++++
 5 files changed, 47 insertions(+)

diff --git a/DEVELOPERS b/DEVELOPERS
index 6e0b765ba1..bc4640685a 100644
--- a/DEVELOPERS
+++ b/DEVELOPERS
@@ -2936,6 +2936,9 @@ F:	package/waf/
 F:	support/testing/tests/package/test_crudini.py
 F:	support/testing/tests/package/test_redis.py
 
+N:	Tobias Waldekranz <tobias@waldekranz.com>
+F:	package/kmemd/
+
 N:	Tudor Holton <buildroot@tudorholton.com>
 F:	package/openjdk/
 
diff --git a/package/Config.in b/package/Config.in
index e3a34d6e97..ebafe11dea 100644
--- a/package/Config.in
+++ b/package/Config.in
@@ -111,6 +111,7 @@ menu "Debugging, profiling and benchmark"
 	source "package/iozone/Config.in"
 	source "package/kexec/Config.in"
 	source "package/kexec-lite/Config.in"
+	source "package/kmemd/Config.in"
 	source "package/kvm-unit-tests/Config.in"
 	source "package/kyua/Config.in"
 	source "package/latencytop/Config.in"
diff --git a/package/kmemd/Config.in b/package/kmemd/Config.in
new file mode 100644
index 0000000000..902e636947
--- /dev/null
+++ b/package/kmemd/Config.in
@@ -0,0 +1,20 @@
+config BR2_PACKAGE_KMEMD
+	bool "kmemd"
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4 # libbpf
+	depends on BR2_USE_WCHAR # libbpf
+	depends on !BR2_STATIC_LIBS # libbpf
+	depends on BR2_TOOLCHAIN_HAS_THREADS # libbpf
+	depends on BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_13 # libbpf
+	depends on BR2_TOOLCHAIN_USES_UCLIBC || BR2_TOOLCHAIN_USES_GLIBC # libbpf
+	select BR2_PACKAGE_LIBBPF
+	help
+	  Explore a live Linux kernel's memory using GDB
+
+	  https://github.com/wkz/kmemd
+
+comment "kmemd needs a uClibc or glibc toolchain w/ wchar, dynamic library, threads, headers >= 4.13"
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4
+	depends on !BR2_USE_WCHAR || BR2_STATIC_LIBS \
+		|| !BR2_TOOLCHAIN_HAS_THREADS \
+		|| !BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_13 \
+		|| !(BR2_TOOLCHAIN_USES_UCLIBC || BR2_TOOLCHAIN_USES_GLIBC)
diff --git a/package/kmemd/kmemd.hash b/package/kmemd/kmemd.hash
new file mode 100644
index 0000000000..aecfea57f8
--- /dev/null
+++ b/package/kmemd/kmemd.hash
@@ -0,0 +1,3 @@
+# Locally calculated
+sha256  519ac3cdd367acee5090eec3b7e08400724f9b84486b191f3af534bd7cffca70  kmemd-1.0.0.tar.gz
+sha256  8177f97513213526df2cf6184d8ff986c675afb514d4e68a404010521b880643  COPYING
diff --git a/package/kmemd/kmemd.mk b/package/kmemd/kmemd.mk
new file mode 100644
index 0000000000..902941b981
--- /dev/null
+++ b/package/kmemd/kmemd.mk
@@ -0,0 +1,20 @@
+################################################################################
+#
+# kmemd
+#
+################################################################################
+
+KMEMD_VERSION = 1.0.0
+KMEMD_SITE = https://github.com/wkz/kmemd/releases/download/$(KMEMD_VERSION)
+KMEMD_LICENSE = GPL-2.0
+KMEMD_LICENSE_FILES = COPYING
+KMEMD_DEPENDENCIES = libbpf
+
+define KMEMD_LINUX_CONFIG_FIXUPS
+	$(call KCONFIG_ENABLE_OPT,CONFIG_BPF_SYSCALL)
+	$(call KCONFIG_ENABLE_OPT,CONFIG_FTRACE)
+	$(call KCONFIG_ENABLE_OPT,CONFIG_KPROBES)
+	$(call KCONFIG_ENABLE_OPT,CONFIG_PERF_EVENTS)
+endef
+
+$(eval $(autotools-package))
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