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#!/usr/bin/env build
build_fetch_p4()
{
if ! p4 client -o > /dev/null 2>&1; then
die 'p4 client not logged in'
fi
build_fetch_p4_uri="$(build-url --base "${1}")"
build_fetch_p4_uri="${build_fetch_p4_uri%%\?*}"
build_fetch_p4_uri="${build_fetch_p4_uri##p4://}"
build_fetch_p4_var=
build_fetch_p4_change=
# FIXME ignore the server if specified? The core problem here is that
# p4 seems to have no way to specify what server you pull from. It
# generally assumes that the p4 client only has a single local server.
# So specifying any such server (usually named 'perforce') is
# fundementally a waste.
if test "${build_fetch_p4_uri#/}" = "${build_fetch_p4_uri}"; then
build_fetch_p4_uri="/${build_fetch_p4_uri#*/}"
fi
for arg in $(build-url --arg "${1}"); do
case "${arg}" in
(archive=*) build_fetch_p4_var="${arg##*=}";;
(change=*) build_fetch_p4_change="@${arg##*=}";;
esac
done
if test -z "${build_fetch_p4_var}"; then
die "do not know how to store source from '${1}'"
fi
build_fetch_p4_dir="${build_fetch_p4_var%%.t*}"
build_fetch_p4_tmp="$(mktemp -d "${BUILDER_TMPDIR}/${build_fetch_p4_dir}.XXXXXX")"
BUILD_FETCH_CLEAN="${BUILD_FETCH_CLEAN} ${build_fetch_p4_tmp}"
# We do not really know what sort of directory tree we are getting from
# Perforce, so put it all into our archive directory and leave the
# burden of sorting the mess to any Buildrules which pull from p4://
mkdir -p "${build_fetch_p4_tmp}/${build_fetch_p4_dir}"
cd "${build_fetch_p4_tmp}/${build_fetch_p4_dir}"
p4 files "/${build_fetch_p4_uri}/...${build_fetch_p4_change}" | \
while read build_fetch_p4_line; do
# Parse the file type off the end of the line
build_fetch_p4_type="${build_fetch_p4_line##* (}"
build_fetch_p4_type="${build_fetch_p4_type%)}"
build_fetch_p4_line="${build_fetch_p4_line%% (*}"
# Parse the last changeset for the file
build_fetch_p4_last="${build_fetch_p4_line##*change }"
build_fetch_p4_line="${build_fetch_p4_line% change *}"
# add/delete/edit action
build_fetch_p4_action="${build_fetch_p4_line##* - }"
build_fetch_p4_line="${build_fetch_p4_line% - *}"
# File revision
build_fetch_p4_rev="${build_fetch_p4_line##*#}"
build_fetch_p4_line="${build_fetch_p4_line%%#*}"
# File name
build_fetch_p4_remote="${build_fetch_p4_line}"
build_fetch_p4_local="${build_fetch_p4_line#//}"
if test "${build_fetch_p4_remote}" != "//${build_fetch_p4_local}"; then
die "parsing '${build_fetch_p4_line}'"
fi
# Append the @change number, if any
build_fetch_p4_remote="${build_fetch_p4_remote}${build_fetch_p4_change}"
# Figure out the mode of the file we should checkout as
mode='0644'
case "${build_fetch_p4_type}" in
(*+x|*+wx|*+xw|xtext|kxtext|xbinary) mode='0755';;
(text|ktext|text+w);;
(symlink);;
(binary|ubinary|apple);;
(*) die "unknown filetype '${build_fetch_p4_type}'";;
esac
# Don't create deleted files
case "${build_fetch_p4_action}" in
(delete|move/delete) continue;;
(add|move/add);;
(edit|integrate|branch);;
(*) die "unknown action '${build_fetch_p4_action}'";;
esac
if test -f "${build_fetch_p4_local}"; then
die "${build_fetch_p4_action} existing file '${build_fetch_p4_local}'"
fi
mkdir -p "${build_fetch_p4_local%/*}"
p4 print -q -o "${PWD}/${build_fetch_p4_local}" "${build_fetch_p4_remote}"
if ! test -f "${build_fetch_p4_local}"; then
die "failed to ${build_fetch_p4_action} file '${build_fetch_p4_local}'"
fi
chmod "${mode}" "${build_fetch_p4_local}"
done
unset build_fetch_p4_type
unset build_fetch_p4_last
unset build_fetch_p4_action
unset build_fetch_p4_rev
unset build_fetch_p4_remote
unset build_fetch_p4_local
unset build_fetch_p4_line
cd "${build_fetch_p4_tmp}"
tar caf "${build_fetch_p4_var}" "${build_fetch_p4_dir}"
if test ! -d "${BUILDER_SRCDIR}"; then
mkdir -p "${BUILDER_SRCDIR}"
fi
mv "${build_fetch_p4_var}" "${BUILDER_SRCDIR}/${build_fetch_p4_var}"
if [ -d "${build_fetch_p4_tmp}" ]; then
rm -rf "${build_fetch_p4_tmp}"
fi
unset build_fetch_p4_tmp
unset build_fetch_p4_var
unset build_fetch_p4_dir
unset build_fetch_p4_uri
}
if test "${BUILDER_CALL_STACK}" = '__main__'; then
simple_usage 'fetch-p4' '<url>' "$@"
build_fetch_p4 "${1}"
fi
# vim: filetype=sh
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