Re: [ptxdist] git ptxdist best practices

[Alexander Dahl <post@lespocky.de>]

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Am 2014-01-08 10:21, schrieb Alexander Dahl:
> Okay I edited them a little and attached it. Note: the scripts itself
> are put in a subfolder of the BSP here named "scripts".

Guess what I forgot to attach?!

Alex

-- 
»With the first link, the chain is forged. The first speech censured,
the first thought forbidden, the first freedom denied, chains us all
irrevocably.« (Jean-Luc Picard, quoting Judge Aaron Satie)
*** GnuPG-FP: 02C8 A590 7FE5 CA5F 3601  D1D5 8FBA 7744 CC87 10D0 ***

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[-- Attachment #2: get-git.sh --]
[-- Type: text/x-shellscript; name=get-git.sh, Size: 1747 bytes --]

#!/bin/sh
# ----------------------------------------------------------------------
# Clone a git repository in get stage or check if it's the right one
# in case already cloned.
#
# Authors:  Alexander Dahl <post@lespocky.de>
#
# Copyright 2011,2012,2013 Alexander Dahl
# ----------------------------------------------------------------------
#set -x
#set -e

_RED="\033[31m"
_YELLOW="\033[33m\033[40m\033[1m"
_NOCOLOR="\033[0m\033[49m"

GITURL="$1"
DESTDIR="$2"

print_usage() {
    echo "Usage: $0 giturl destdir"
}

if [ -z "$1" -o -z "$2" ]
then
    print_usage
    exit 1
fi

CHECKOUTDIR="$(basename ${DESTDIR})"
SRCDIR="$(dirname ${DESTDIR})"

if [ ! -d "${SRCDIR}" ]
then
    echo "folder ${_YELLOW}local_src${_NOCOLOR} does not exist, please create it!"
    exit 4
fi

cd "${SRCDIR}"
if [ ! -d "${CHECKOUTDIR}" ]
then
    if [ -e "${CHECKOUTDIR}" ]
    then
        echo "${CHECKOUTDIR} exists but is no directory!"
        exit 2
    else
        echo "${CHECKOUTDIR} does not exist."
    fi

    if git clone "${GITURL}" "${CHECKOUTDIR}"
    then
        echo 'git clone successful ...'
    else
        exit $?
    fi

    cd "${CHECKOUTDIR}"
    if git fetch --all
    then
        echo 'git fetch successful ...'
    else
        exit $?
    fi
else
    if [ -L "${CHECKOUTDIR}" ]
    then
        echo "${_RED}WARNING: ${_YELLOW}${CHECKOUTDIR} is a symbolic link!${_NOCOLOR}"
        exit 0
    fi

    cd "${CHECKOUTDIR}"
    REMOTEURL="$(git remote -v | awk '/^origin.+(fetch)/ {print $2;}')"
    if [ "${REMOTEURL}" = "${GITURL}" ]
    then
        echo "This already cloned repo is the right one."
        exit 0
    else
        echo "Cloned repo remote is '${REMOTEURL}' but '${GITURL}' was expected!"
        exit 3
    fi
fi

[-- Attachment #3: foo.make --]
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# -*-makefile-*-
#
# Copyright (C) 2012 by Alexander Dahl <post@lespocky.de>
#
# See CREDITS for details about who has contributed to this project.
#
# For further information about the PTXdist project and license conditions
# see the README file.
#

#
# We provide this package
#
PACKAGES-$(PTXCONF_FOO) += foo

#
# Paths and names
#
FOO_VERSION	:= git
#FOO_MD5		:= 
FOO			:= foo-$(FOO_VERSION)
#FOO_SUFFIX	:= 
#FOO_URL		:= /$(FOO).$(FOO_SUFFIX)
#FOO_SOURCE	:= $(SRCDIR)/$(FOO).$(FOO_SUFFIX)
#FOO_DIR		:= $(BUILDDIR)/$(FOO)
FOO_LICENSE	:= proprietary

FOO_SOURCE_LOCAL		:= $(PTXDIST_WORKSPACE)/local_src/$(FOO)
FOO_GIT_URL			:= $(PTXCONF_FOO_CLONE_URL)
FOO_CHECKOUT_ENTITY	:= $(PTXCONF_FOO_CHECKOUT_ENTITY)
FOO_DIR				:= $(FOO_SOURCE_LOCAL)

# ----------------------------------------------------------------------------
# Get
# ----------------------------------------------------------------------------
$(STATEDIR)/foo.get:
	@$(call targetinfo)
	@$(PTXDIST_WORKSPACE)/scripts/get-git.sh "$(FOO_GIT_URL)" "$(FOO_SOURCE_LOCAL)"
	@$(call touch)

# ----------------------------------------------------------------------------
# Extract
# ----------------------------------------------------------------------------
$(STATEDIR)/foo.extract:
	@$(call targetinfo)
	@cd $(FOO_SOURCE_LOCAL) && \
		$(PTXDIST_WORKSPACE)/scripts/extract-git.sh "$(FOO_CHECKOUT_ENTITY)"
	@$(call touch)

# ----------------------------------------------------------------------------
# Prepare
# ----------------------------------------------------------------------------
FOO_CONF_TOOL	:= cmake

# ----------------------------------------------------------------------------
# Target-Install
# ----------------------------------------------------------------------------
$(STATEDIR)/foo.targetinstall:
	@$(call targetinfo)

	@$(call install_init, foo)
	@$(call install_fixup, foo,PRIORITY,optional)
	@$(call install_fixup, foo,SECTION,base)
	@$(call install_fixup, foo,AUTHOR,"Alexander Dahl <post@lespocky.de>")
	@$(call install_fixup, foo,DESCRIPTION,missing)

	@$(call install_copy, foo, 0, 0, 0755, -, /usr/bin/foo)

	@$(call install_finish, foo)

	@$(call touch)

# vim: ft=make noet

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[-- Attachment #4: extract-git.sh --]
[-- Type: text/x-shellscript; name=extract-git.sh, Size: 1104 bytes --]

#!/bin/sh
# ----------------------------------------------------------------------
# In a git "working copy" checkout the given entity (branch, tag,
# changeset). In case of a branch pull the latest changes, in every
# other case leave it in detached HEAD state. This script performs no
# directory changes, so start it in the target directory!
#
# Authors:  Alexander Dahl <post@lespocky.de>
#
# Copyright 2011,2013 Alexander Dahl
# ----------------------------------------------------------------------

ENTITY="$1"
BRANCH_EXISTS="no"

print_usage() {
    echo "Usage: $0 checkoutentity"
}

if [ -z "$1" ]
then
    print_usage
    exit 1
fi

if git fetch
then
    echo 'Git fetch successful!'
else
    exit $?
fi

if git checkout "$1"
then
    echo 'Git checkout successful!'
else
    exit $?
fi

for branch in $(git branch | cut -c3-)
do
    if [ "${ENTITY}" = "${branch}" ]
    then
        BRANCH_EXISTS="yes"
    fi
done

if [ "${BRANCH_EXISTS}" = "yes" ]
then
    git pull
fi

if git submodule update --init --recursive
then
    echo 'Git submodule update successful!'
else
    exit $?
fi

exit 0

[-- Attachment #5: foo.in --]
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## SECTION=project_specific

menuconfig FOO
	tristate
	prompt "foo                           "
	select HOST_CMAKE
	default y
	help
	  Foo like in bar.

config FOO_CLONE_URL
	string
	depends on FOO
	prompt "Git url to clone from"
	default "git://git.example.com/git/foo.git"
	help
	  Git URL to clone from. Defaults to local server, but can be
	  overwritten with any local or remote URL.

config FOO_CHECKOUT_ENTITY
	string
	depends on FOO
	prompt "Git entity to checkout."
	default "stable"
	help
	  Check out a specific branch, tag or changeset.

# vim: ft=kconfig noet tw=72

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