[1/3] scripts/functions: use ${sed} instead of 'sed'

Helps build on BSD-like systems.

Reported-by: Fabian Freyer <fabian.freyer@physik.tu-berlin.de>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Fabian Freyer <fabian.freyer@physik.tu-berlin.de>
---
 scripts/functions | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

On 27/08/14 01:27, Yann E. MORIN wrote:
> Helps build on BSD-like systems.
> 
> Reported-by: Fabian Freyer <fabian.freyer@physik.tu-berlin.de>

Signed-off-by: "Fabian Freyer" <fabian.freyer@physik.tu-berlin.de>

> Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
> Cc: Fabian Freyer <fabian.freyer@physik.tu-berlin.de>
> ---
>  scripts/functions | 16 +++++++++-------
>  1 file changed, 9 insertions(+), 7 deletions(-)
> 
> diff --git a/scripts/functions b/scripts/functions
> index eae3b95..cce629c 100644
> --- a/scripts/functions
> +++ b/scripts/functions
> @@ -317,7 +317,7 @@ CT_SanitiseVarDir() {
>      for var in "$@"; do
>          eval "old_dir=\"\${${var}}\""
>          new_dir="$( printf "${old_dir}"     \
> -                    |sed -r -e 's:/+:/:g;'  \
> +                    |${sed} -r -e 's:/+:/:g;'  \
>                    )"
>          eval "${var}=\"${new_dir}\""
>          CT_DoLog DEBUG "Sanitised '${var}': '${old_dir}' -> '${new_dir}'"
> @@ -381,7 +381,7 @@ CT_Which() {
>  # to the highest entire second
>  # Usage: CT_DoDate <fmt>
>  CT_DoDate() {
> -    date "$1" |sed -r -e 's/%?N$/000000000/;'
> +    date "$1" |${sed} -r -e 's/%?N$/000000000/;'
>  }
>  
>  CT_STEP_COUNT=1
> @@ -403,7 +403,9 @@ CT_DoStep() {
>  # Usage: CT_EndStep
>  CT_EndStep() {
>      local stop=$(CT_DoDate +%s%N)
> -    local duration=$(printf "%032d" $((stop-${CT_STEP_START[${CT_STEP_COUNT}]})) |sed -r -e 's/([[:digit:]]{2})[[:digit:]]{7}$/\.\1/; s/^0+//; s/^\./0\./;')
> +    local duration=$(printf "%032d" $((stop-${CT_STEP_START[${CT_STEP_COUNT}]})) \
> +                     |${sed} -r -e 's/([[:digit:]]{2})[[:digit:]]{7}$/\.\1/; s/^0+//; s/^\./0\./;'
> +                    )
>      local elapsed=$(printf "%02d:%02d" $((SECONDS/60)) $((SECONDS%60)))
>      local level="${CT_STEP_LEVEL[${CT_STEP_COUNT}]}"
>      local message="${CT_STEP_MESSAGE[${CT_STEP_COUNT}]}"
> @@ -1226,7 +1228,7 @@ CT_DoBuildTargetTuple() {
>      # Sanity checks
>      __sed_alias=""
>      if [ -n "${CT_TARGET_ALIAS_SED_EXPR}" ]; then
> -        __sed_alias=$(echo "${CT_TARGET}" |sed -r -e "${CT_TARGET_ALIAS_SED_EXPR}")
> +        __sed_alias=$(echo "${CT_TARGET}" |${sed} -r -e "${CT_TARGET_ALIAS_SED_EXPR}")
>      fi
>      case ":${CT_TARGET_VENDOR}:${CT_TARGET_ALIAS}:${__sed_alias}:" in
>        :*" "*:*:*:) CT_Abort "Don't use spaces in the vendor string, it breaks things.";;
> @@ -1279,7 +1281,7 @@ CT_DoTarballIfExists() {
>          CT_DoLog DEBUG "  Saving '${dir}'"
>          { tar c -C "${dir}" -v -f - "${extra_tar_opts[@]}" .    \
>            |"${compress[@]}" >"${tarball}.tar${tar_ext}"         ;
> -        } 2>&1 |sed -r -e 's/^/    /;' |CT_DoLog STATE
> +        } 2>&1 |${sed} -r -e 's/^/    /;' |CT_DoLog STATE
>      else
>          CT_DoLog STATE "  Not saving '${dir}': does not exist"
>      fi
> @@ -1306,7 +1308,7 @@ CT_DoExtractTarballIfExists() {
>          CT_DoExecLog DEBUG mkdir -p "${dir}"
>          { "${uncompress[@]}" "${tarball}.tar${tar_ext}"     \
>            |tar x -C "${dir}" -v -f - "${extra_tar_opts[@]}" ;
> -        } 2>&1 |sed -r -e 's/^/    /;' |CT_DoLog STATE
> +        } 2>&1 |${sed} -r -e 's/^/    /;' |CT_DoLog STATE
>      else
>          CT_DoLog STATE "  Not restoring '${dir}': does not exist"
>      fi
> @@ -1335,7 +1337,7 @@ CT_DoSaveState() {
>                $0~/^[^ ]+ \(\)/ { _p = 0; }
>                _p == 1
>                $0 == "}" { _p = 1; }
> -              ' |sed -r -e '/^BASH_(ARGC|ARGV|LINENO|SOURCE|VERSINFO)=/d;
> +              ' |${sed} -r -e '/^BASH_(ARGC|ARGV|LINENO|SOURCE|VERSINFO)=/d;
>                             /^(UID|EUID)=/d;
>                             /^(FUNCNAME|GROUPS|PPID|SHELLOPTS)=/d;' >"${state_dir}/env.sh"
>  
>