helloworld: package plus image for truly minimal user space, a statically linked...

diff --git a/packages/helloworld/.mtn2git_empty b/packages/helloworld/.mtn2git_empty
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/packages/helloworld/helloworld_1.0.0.bb b/packages/helloworld/helloworld_1.0.0.bb
new file mode 100644 (file)
index 0000000..9e68b0b
--- /dev/null
+++ b/packages/helloworld/helloworld_1.0.0.bb
@@ -0,0 +1,25 @@
+DESCRIPTION = "Minimal statically compiled Hello world!"
+LICENSE = "GPL"
+PR = "r0"
+
+S = "${WORKDIR}/${P}"
+
+do_fetch () {
+       mkdir -p ${WORKDIR}/${P}
+       cd ${WORKDIR}/${P}
+       echo -e "#include <stdio.h>\nint main(void)\n{\n\tprintf(\"Hello world!\\\n\");\twhile(1);\n\treturn 0;\n}\n" >helloworld.c
+}
+
+do_compile () {
+       ${CC} -o helloworld helloworld.c -static
+}
+
+do_install () {
+       install -d ${D}${bindir}
+       install -m 0755 helloworld ${D}${bindir}/
+       # /bin/init is on purpose, it is tried after /sbin/init and /etc/init
+       # so if a sysvinit is installed, it will be used instead of helloworld
+       install -d ${D}${base_bindir}
+       ln -sf ${bindir}/helloworld ${D}${base_bindir}/init
+}
+

diff --git a/packages/images/angstrom-minimal-image.bb b/packages/images/angstrom-minimal-image.bb
index 90f46a1..54f7ff2 100644 (file)
--- a/packages/images/angstrom-minimal-image.bb
+++ b/packages/images/angstrom-minimal-image.bb
@@ -1,22 +1,10 @@
-#Angstrom minimalist image
-#gives you a small images with ssh access
+# Hello world image
+# gives you a small image with a statically linked
 LICENSE = "MIT"
 PR = "r0"
 
-ANGSTROM_EXTRA_INSTALL ?= ""
-DISTRO_SSH_DAEMON ?= "dropbear"
-
-DEPENDS = "task-base \
-           ${DISTRO_SSH_DAEMON} \
-         "
-
-RDEPENDS = "task-boot \
-            ${DISTRO_SSH_DAEMON} \
-          "
-
-export IMAGE_BASENAME = "minimalist-image"
+export IMAGE_BASENAME = "helloworld-image"
 export IMAGE_LINGUAS = ""
-export PACKAGE_INSTALL = "${RDEPENDS}"
 
 inherit image
 

diff --git a/packages/images/helloworld-image.bb b/packages/images/helloworld-image.bb
new file mode 100644 (file)
index 0000000..5154752
--- /dev/null
+++ b/packages/images/helloworld-image.bb
@@ -0,0 +1,14 @@
+# Hello world image
+# Contains *only* a statically linked hello world init program
+LICENSE = "MIT"
+PR = "r0"
+
+RDEPENDS = "helloworld"
+
+export IMAGE_BASENAME = "helloworld-image"
+export IMAGE_LINGUAS = ""
+
+PACKAGE_INSTALL = ${RDEPENDS}
+
+inherit image
+