This might be useful for creating an initramfs image as part of a kernel package. Signed-off-by: Dave Reisner <dreisner@archlinux.org> --- bash-completion | 6 +++--- functions | 4 ++-- install/autodetect | 2 +- mkinitcpio | 10 +++++++--- mkinitcpio.8.txt | 3 +++ 5 files changed, 16 insertions(+), 9 deletions(-) diff --git a/bash-completion b/bash-completion index c37484c..6d21fd8 100644 --- a/bash-completion +++ b/bash-completion @@ -55,15 +55,15 @@ _files_from_dirs() { _mkinitcpio() { local action cur prev opts opts=(-A --add -c --config -g --generate -H --hookhelp -h --help -k --kernel - -L --listhooks -M --automods -n --nocolor -p --preset -S --skiphooks - -s --save -t --builddir -v --verbose -z --compress) + -L --listhooks -M --automods -n --nocolor -p --preset -r --moduleroot + -S --skiphooks -s --save -t --builddir -v --verbose -z --compress) _get_comp_words_by_ref cur prev case $prev in -[cg]|--config|--generate) _filedir ;; - -t|--builddir) + -r|--moduleroot|-t|--builddir) _filedir -d ;; -k|--kernel) _find_kernel_versions ;; diff --git a/functions b/functions index 9c577f0..b42daf7 100644 --- a/functions +++ b/functions @@ -212,7 +212,7 @@ auto_modules() { IFS=$'\n' read -rd '' -a mods < \ <(find /sys/devices -name modalias -exec sort -u {} + | # delimit each input by a newline, expanded in place - xargs -d $'\n' modprobe -qaRS "$KERNELVERSION" | + xargs -d $'\n' modprobe -d "$MODULEROOT" -qaRS "$KERNELVERSION" | sort -u) printf "%s\n" "${mods[@]//-/_}" @@ -332,7 +332,7 @@ add_module() { fi ;; esac - done < <(modinfo -k "$KERNELVERSION" -0 "$module" 2>/dev/null) + done < <(modinfo -b "$MODULEROOT" -k "$KERNELVERSION" -0 "$module" 2>/dev/null) if [[ -z $path ]]; then (( ign_errors )) && return 0 diff --git a/install/autodetect b/install/autodetect index b2d3687..20648e4 100644 --- a/install/autodetect +++ b/install/autodetect @@ -10,7 +10,7 @@ build() { # treat this as an alias, since ext3 might be aliased to ext4. IFS=$'\n' read -rd '' -a resolved < \ - <(modprobe -S "$KERNELVERSION" -R "$1" 2>/dev/null) + <(modprobe -M "$MODULEROOT" -S "$KERNELVERSION" -R "$1" 2>/dev/null) if (( ${#resolved[*]} )); then printf '%s\n' "${resolved[@]}" >>"$MODULE_FILE" diff --git a/mkinitcpio b/mkinitcpio index 5202e7f..b64fb67 100755 --- a/mkinitcpio +++ b/mkinitcpio @@ -45,6 +45,7 @@ usage: ${0##*/} [options] -M, --automods Display modules found via autodetection -n, --nocolor Disable colorized output messages -p, --preset <file> Build specified preset from /etc/mkinitcpio.d + -r, --moduleroot <dir> Root directory for modules (default: /) -S, --skiphooks <hooks> Skip specified hooks, comma-separated, during build -s, --save Save build directory. (default: no) -t, --builddir <dir> Use DIR as the temporary build directory @@ -99,7 +100,7 @@ resolve_kernver() { find_moduledir() { local d - for d in {/usr,}/lib/modules; do + for d in "$MODULEROOT"{/usr,}/lib/modules; do if [[ -d $d/$1/ ]]; then printf '%s' "$d/$1/" return 0 @@ -123,9 +124,9 @@ compute_hookset() { trap 'cleanup 130' INT trap 'cleanup 143' TERM -OPT_SHORT='A:c:g:H:hk:mnLMp:S:st:vz:' +OPT_SHORT='A:c:g:H:hk:mnLMp:r:S:st:vz:' OPT_LONG=('add:' 'config:' 'generate:' 'hookhelp:' 'help' 'kernel:' 'listhooks' 'automods' - 'nocolor' 'preset:' 'skiphooks:' 'save' 'builddir:' 'verbose' 'compress:') + 'moduleroot' 'nocolor' 'preset:' 'skiphooks:' 'save' 'builddir:' 'verbose' 'compress:') if ! parseopts "$OPT_SHORT" "${OPT_LONG[@]}" -- "$@"; then exit 1 @@ -199,6 +200,9 @@ while :; do -z|--compress) shift optcompress=$1 ;; + -r|--moduleroot) + shift + MODULEROOT=$1 ;; --) shift break 2 ;; diff --git a/mkinitcpio.8.txt b/mkinitcpio.8.txt index 06957ac..fa30b30 100644 --- a/mkinitcpio.8.txt +++ b/mkinitcpio.8.txt @@ -62,6 +62,9 @@ Options /etc/mkinitcpio.d (without the .preset extension) or a full, absolute path to a file. +*-r, \--moduleroot* 'root':: + Specifies the root directory to find modules in, defaulting to '/'. + *-S, \--skiphooks* 'hooks':: Skip 'hooks' when generating the image. Multiple hooks should be comma-separated. This option can be specified multiple times. -- 1.7.11.3