support/download: Add support to pass options directly to downloaders

This adds support to pass options to the underlying command that is used
by downloader. Useful for retrieving data with server-side checking for
user login or passwords, use a proxy or use specific options for cloning
a repository via git and hg.

Signed-off-by: Romain Perier <romain.perier@free-electrons.com>
Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

support/download/bzr

@@ -26,6 +26,8 @@ repo="${2}"
 rev="${3}"
 basename="${4}"
 
+shift 4 # Get rid of our options
+
 # Caller needs to single-quote its arguments to prevent them from
 # being expanded a second time (in case there are spaces in them)
 _bzr() {
@@ -49,5 +51,5 @@ if [ ${bzr_version} -ge ${bzr_min_version} ]; then
 fi
 
 _bzr export ${verbose} --root="'${basename}/'" --format=tgz \
-    ${timestamp_opt} - "'${repo}'" -r "'${rev}'" \
+    ${timestamp_opt} - "${@}" "'${repo}'" -r "'${rev}'" \
     >"${output}"

support/download/cp

@@ -28,10 +28,12 @@ shift $((OPTIND-1))
 output="${1}"
 source="${2}"
 
+shift 2 # Get rid of our options
+
 # Caller needs to single-quote its arguments to prevent them from
 # being expanded a second time (in case there are spaces in them)
 _localfiles() {
     eval ${LOCALFILES} "${@}"
 }
 
-_localfiles ${verbose} "'${source}'" "'${output}'"
+_localfiles ${verbose} "${@}""'${source}'" "'${output}'"

support/download/cvs

@@ -26,6 +26,8 @@ rev="${3}"
 rawname="${4}"
 basename="${5}"
 
+shift 5 # Get rid of our options
+
 # Caller needs to single-quote its arguments to prevent them from
 # being expanded a second time (in case there are spaces in them)
 _cvs() {
@@ -48,6 +50,6 @@ fi
 
 export TZ=UTC
 _cvs ${verbose} -z3 -d"'${repo}'" \
-     co -d "'${basename}'" ${select} "'${rev}'" -P "'${rawname}'"
+     co "${@}" -d "'${basename}'" ${select} "'${rev}'" -P "'${rawname}'"
 
 tar czf "${output}" "${basename}"

support/download/git

@@ -30,6 +30,8 @@ repo="${2}"
 cset="${3}"
 basename="${4}"
 
+shift 4 # Get rid of our options
+
 # Caller needs to single-quote its arguments to prevent them from
 # being expanded a second time (in case there are spaces in them)
 _git() {
@@ -46,7 +48,7 @@ _git() {
 git_done=0
 if [ -n "$(_git ls-remote "'${repo}'" "'${cset}'" 2>&1)" ]; then
     printf "Doing shallow clone\n"
-    if _git clone ${verbose} --depth 1 -b "'${cset}'" "'${repo}'" "'${basename}'"; then
+    if _git clone ${verbose} "${@}" --depth 1 -b "'${cset}'" "'${repo}'" "'${basename}'"; then
         git_done=1
     else
         printf "Shallow clone failed, falling back to doing a full clone\n"
@@ -54,7 +56,7 @@ if [ -n "$(_git ls-remote "'${repo}'" "'${cset}'" 2>&1)" ]; then
 fi
 if [ ${git_done} -eq 0 ]; then
     printf "Doing full clone\n"
-    _git clone ${verbose} "'${repo}'" "'${basename}'"
+    _git clone ${verbose} "${@}" "'${repo}'" "'${basename}'"
 fi
 
 pushd "${basename}" >/dev/null

support/download/hg

@@ -25,13 +25,15 @@ repo="${2}"
 cset="${3}"
 basename="${4}"
 
+shift 4 # Get rid of our options
+
 # Caller needs to single-quote its arguments to prevent them from
 # being expanded a second time (in case there are spaces in them)
 _hg() {
     eval ${HG} "${@}"
 }
 
-_hg clone ${verbose} --noupdate "'${repo}'" "'${basename}'"
+_hg clone ${verbose} "${@}" --noupdate "'${repo}'" "'${basename}'"
 
 _hg archive ${verbose} --repository "'${basename}'" --type tgz \
             --prefix "'${basename}'" --rev "'${cset}'" \

support/download/scp

@@ -23,10 +23,12 @@ shift $((OPTIND-1))
 output="${1}"
 url="${2}"
 
+shift 2 # Get rid of our options
+
 # Caller needs to single-quote its arguments to prevent them from
 # being expanded a second time (in case there are spaces in them)
 _scp() {
     eval ${SCP} "${@}"
 }
 
-_scp ${verbose} "'${url}'" "'${output}'"
+_scp ${verbose} "${@}" "'${url}'" "'${output}'"

support/download/svn

@@ -25,12 +25,14 @@ repo="${2}"
 rev="${3}"
 basename="${4}"
 
+shift 4 # Get rid of our options
+
 # Caller needs to single-quote its arguments to prevent them from
 # being expanded a second time (in case there are spaces in them)
 _svn() {
     eval ${SVN} "${@}"
 }
 
-_svn export ${verbose} "'${repo}@${rev}'" "'${basename}'"
+_svn export ${verbose} "${@}" "'${repo}@${rev}'" "'${basename}'"
 
 tar czf "${output}" "${basename}"

support/download/wget

@@ -23,10 +23,12 @@ shift $((OPTIND-1))
 output="${1}"
 url="${2}"
 
+shift 2 # Get rid of our options
+
 # Caller needs to single-quote its arguments to prevent them from
 # being expanded a second time (in case there are spaces in them)
 _wget() {
     eval ${WGET} "${@}"
 }
 
-_wget ${verbose} -O "'${output}'" "'${url}'"
+_wget ${verbose} "${@}" -O "'${output}'" "'${url}'"