Use 'gawk', not plain 'awk'.
author"Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Wed Oct 29 22:27:30 2008 +0000 (2008-10-29)
changeset 101734267fb0912e
parent 1016 a059741f7bd4
child 1018 022eaf668539
Use 'gawk', not plain 'awk'.
We need GNU Awk? Then check for, and use 'gawk', not plain 'awk'.
Be a little mre verbose if a tool was not found.

/trunk/configure | 7 4 3 0 ++++---
/trunk/scripts/build/kernel/linux.sh | 2 1 1 0 +-
/trunk/scripts/functions | 16 8 8 0 ++++++++--------
/trunk/scripts/saveSample.sh | 4 2 2 0 ++--
4 files changed, 15 insertions(+), 14 deletions(-)
configure
scripts/build/kernel/linux.sh
scripts/functions
scripts/saveSample.sh
     1.1 --- a/configure	Wed Oct 29 21:20:23 2008 +0000
     1.2 +++ b/configure	Wed Oct 29 22:27:30 2008 +0000
     1.3 @@ -36,7 +36,7 @@
     1.4  /bin/bash/^GNU bash, version 3\.
     1.5  make/^GNU Make
     1.6  gcc/
     1.7 -awk/^GNU Awk
     1.8 +gawk/^GNU Awk
     1.9  sed/
    1.10  bison/
    1.11  flex/
    1.12 @@ -83,9 +83,10 @@
    1.13                continue
    1.14            else
    1.15                if [ -n "${regexp}" ]; then
    1.16 -                  str=$(${tool} --version 2>&1 |grep -E "${regexp}" |head -n 1)
    1.17 +                  tool_version=$(${tool} --version 2>&1)
    1.18 +                  str=$(echo "${tool_version}" |grep -E "${regexp}" |head -n 1)
    1.19                    if [ -z "${str}" ]; then
    1.20 -                      echo "wrong version string"
    1.21 +                      echo "wrong version string: expecting regexp '${regexp}'"
    1.22                        where=""
    1.23                        continue
    1.24                    fi
     2.1 --- a/scripts/build/kernel/linux.sh	Wed Oct 29 21:20:23 2008 +0000
     2.2 +++ b/scripts/build/kernel/linux.sh	Wed Oct 29 22:27:30 2008 +0000
     2.3 @@ -49,7 +49,7 @@
     2.4  
     2.5      # Only starting with 2.6.18 does headers_install is usable. We only
     2.6      # have 2.6 version available, so only test for sublevel.
     2.7 -    k_sublevel=$(awk '/^SUBLEVEL =/ { print $3 }' "${CT_SRC_DIR}/${CT_KERNEL_FILE}/Makefile")
     2.8 +    k_sublevel=$(gawk '/^SUBLEVEL =/ { print $3 }' "${CT_SRC_DIR}/${CT_KERNEL_FILE}/Makefile")
     2.9      [ ${k_sublevel} -ge 18 ] || CT_Abort "Kernel version >= 2.6.18 is needed to install kernel headers."
    2.10  
    2.11      V_OPT="V=${CT_KERNEL_LINUX_VERBOSE_LEVEL}"
     3.1 --- a/scripts/functions	Wed Oct 29 21:20:23 2008 +0000
     3.2 +++ b/scripts/functions	Wed Oct 29 22:27:30 2008 +0000
     3.3 @@ -319,7 +319,7 @@
     3.4              # Find all interfaces and build locally accessible networks
     3.5              server_ip=$(ping -c 1 -W 2 "${CT_PROXY_HOST}" |head -n 1 |sed -r -e 's/^[^\(]+\(([^\)]+)\).*$/\1/;' || true)
     3.6              CT_TestOrAbort "SOCKS proxy '${CT_PROXY_HOST}' has no IP." -n "${server_ip}"
     3.7 -            /sbin/ifconfig |awk -v server_ip="${server_ip}" '
     3.8 +            /sbin/ifconfig |gawk -v server_ip="${server_ip}" '
     3.9                  BEGIN {
    3.10                      split( server_ip, tmp, "\\." );
    3.11                      server_ip_num = tmp[1] * 2^24 + tmp[2] * 2^16 + tmp[3] * 2^8 + tmp[4] * 2^0;
    3.12 @@ -751,13 +751,13 @@
    3.13      CT_DoLog DEBUG "  Saving environment and aliases"
    3.14      # We must omit shell functions, and some specific bash variables
    3.15      # that break when restoring the environment, later. We could do
    3.16 -    # all the processing in the awk script, but a sed is easier...
    3.17 -    set |awk '
    3.18 -             BEGIN { _p = 1; }
    3.19 -             $0~/^[^ ]+ \(\)/ { _p = 0; }
    3.20 -             _p == 1
    3.21 -             $0 == "}" { _p = 1; }
    3.22 -             ' |sed -r -e '/^BASH_(ARGC|ARGV|LINENO|SOURCE|VERSINFO)=/d;
    3.23 +    # all the processing in the gawk script, but a sed is easier...
    3.24 +    set |gawk '
    3.25 +              BEGIN { _p = 1; }
    3.26 +              $0~/^[^ ]+ \(\)/ { _p = 0; }
    3.27 +              _p == 1
    3.28 +              $0 == "}" { _p = 1; }
    3.29 +              ' |sed -r -e '/^BASH_(ARGC|ARGV|LINENO|SOURCE|VERSINFO)=/d;
    3.30                             /^(UID|EUID)=/d;
    3.31                             /^(FUNCNAME|GROUPS|PPID|SHELLOPTS)=/d;' >"${state_dir}/env.sh"
    3.32  
     4.1 --- a/scripts/saveSample.sh	Wed Oct 29 21:20:23 2008 +0000
     4.2 +++ b/scripts/saveSample.sh	Wed Oct 29 22:27:30 2008 +0000
     4.3 @@ -59,8 +59,8 @@
     4.4  CT_DoAddFileToSample() {
     4.5      source="$1"
     4.6      dest="$2"
     4.7 -    inode_s=$(ls -i "${source}" |awk '{ print $1; }')
     4.8 -    inode_d=$(ls -i "${dest}" 2>/dev/null |awk '{ print $1; }' || true)
     4.9 +    inode_s=$(ls -i "${source}" |gawk '{ print $1; }')
    4.10 +    inode_d=$(ls -i "${dest}" 2>/dev/null |gawk '{ print $1; }' || true)
    4.11      if [ "${inode_s}" != "${inode_d}" ]; then
    4.12          cp "${source}" "${dest}"
    4.13      fi