scripts/saveSample.sh.in
author "Yann E. MORIN" <yann.morin.1998@free.fr>
Mon May 07 00:27:05 2012 +0200 (2012-05-07)
changeset 2981 80151a249b85
parent 2937 e94b6f607b05
permissions -rw-r--r--
samples: use savedefconfig when saving samples

When saving a sample, use savedefconfig instead of copying
the full .config file.

This reduces the saved .config, and reduces clutter when it
is later upgraded.

Also use defconfig when retrieving a sample.

Reported-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
yann@1186
     1
#!@@CT_bash@@
yann@63
     2
yann@63
     3
# This script is responsible for saving the current configuration into a
yann@63
     4
# sample to be used later on as a pre-configured target.
yann@63
     5
yann@63
     6
# What we need to save:
yann@63
     7
#  - the .config file
yann@63
     8
#  - the uClibc .config file if uClibc selected
yann@935
     9
#  - info about who reported the sample
yann@935
    10
yann@1186
    11
# Parse the tools' paths configuration
yann@2838
    12
. "${CT_LIB_DIR}/paths.sh"
yann@1186
    13
yann@935
    14
# We'll need the stdout later, save it
yann@935
    15
exec 7>&1
yann@63
    16
yann@182
    17
. "${CT_LIB_DIR}/scripts/functions"
yann@63
    18
yann@165
    19
# Don't care about any log file
yann@115
    20
exec >/dev/null
yann@165
    21
rm -f "${tmp_log_file}"
yann@84
    22
yann@63
    23
# Parse the configuration file
yann@1935
    24
# Don't use CT_TestOrAbort, it prints the test string to [DEBUG]
yann@2576
    25
# Note: we just need the non-mangled .config, not .config.2
yann@2576
    26
if [ ! -f .config ]; then
yann@1935
    27
    CT_Abort "Configuration file not found. Please create one."
yann@1935
    28
fi
yann@2576
    29
. .config
yann@63
    30
yann@1223
    31
# We can not reliably save a sample which either uses local patches
yann@1223
    32
# and/or custom Linux kernel headers. Warn the user about this issue
yann@1223
    33
# and continue if he/she confirms sving the sample.
yann@1223
    34
if [ "${CT_CUSTOM_PATCH}" = "y" ]; then
yann@1223
    35
    exec >&7
yann@1223
    36
    echo "You are using local patches."
yann@1223
    37
    echo "You will not be able to (easily) share this sample in this case."
yann@1223
    38
    read -p "Press Ctrl-C to stop now, or Enter to continue..."
yann@1223
    39
fi
yann@1223
    40
if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" = "y" ]; then
yann@1223
    41
    exec >&7
yann@1223
    42
    echo "You are using custom Linux headers."
yann@1223
    43
    echo "You will not be able to (easily) share this sample in this case."
yann@1223
    44
    read -p "Press Ctrl-C to stop now, or Enter to continue..."
yann@1223
    45
fi
yann@1223
    46
yann@682
    47
# Do not use a progress bar
yann@682
    48
unset CT_LOG_PROGRESS_BAR
yann@682
    49
yann@967
    50
# Parse architecture and kernel specific functions
yann@927
    51
. "${CT_LIB_DIR}/scripts/build/arch/${CT_ARCH}.sh"
yann@967
    52
. "${CT_LIB_DIR}/scripts/build/kernel/${CT_KERNEL}.sh"
yann@394
    53
yann@335
    54
# Target tuple: CT_TARGET needs a little love:
yann@335
    55
CT_DoBuildTargetTuple
yann@63
    56
yann@64
    57
# Kludge: if any of the config options needs either CT_TARGET or CT_TOP_DIR,
yann@64
    58
# re-parse them:
yann@2576
    59
. .config
yann@64
    60
yann@682
    61
# Override log options
yann@682
    62
unset CT_LOG_PROGRESS_BAR CT_LOG_ERROR CT_LOG_INFO CT_LOG_EXTRA CT_LOG_DEBUG LOG_ALL
yann@603
    63
CT_LOG_WARN=y
yann@603
    64
CT_LOG_LEVEL_MAX="WARN"
yann@126
    65
yann@1424
    66
# Compute the name of the sample directory
yann@1424
    67
case "${CT_TOOLCHAIN_TYPE}" in
yann@1424
    68
    cross)      samp_name="${CT_TARGET}";;
yann@1427
    69
    canadian)   samp_name="${CT_HOST},${CT_TARGET}";;
yann@1424
    70
    *)          CT_Abort "Unsupported toolchain type '${CT_TOOLCHAIN_TYPE}'";;
yann@1424
    71
esac
yann@1424
    72
samp_dir="samples/${samp_name}"
yann@1424
    73
mkdir -p "${samp_dir}"
yann@63
    74
yann@2981
    75
# Tweak the .config file
yann@2981
    76
# We need to be based on the real .config with kconfig's values,
yann@2981
    77
# not our mangled .config.2 with shell arrays
yann@2981
    78
cp .config .defconfig
yann@1529
    79
"${sed}" -r -e 's|^(CT_PREFIX_DIR)=.*|\1="${HOME}/x-tools/${CT_TARGET}"|;'      \
yann@1186
    80
            -e 's|^# CT_LOG_TO_FILE is not set$|CT_LOG_TO_FILE=y|;'             \
yann@1186
    81
            -e 's|^# CT_LOG_FILE_COMPRESS is not set$|CT_LOG_FILE_COMPRESS=y|;' \
yann@1186
    82
            -e 's|^(CT_LOCAL_TARBALLS_DIR)=.*|\1="${HOME}/src"|;'               \
yann@1186
    83
         <.config                                                               \
yann@2981
    84
         >.defconfig
yann@63
    85
yann@64
    86
# Function to copy a file to the sample directory
yann@64
    87
# Needed in case the file is already there (think of a previously available sample)
yann@64
    88
# Usage: CT_DoAddFileToSample <source> <dest>
yann@64
    89
CT_DoAddFileToSample() {
yann@64
    90
    source="$1"
yann@64
    91
    dest="$2"
yann@1299
    92
    inode_s=$(ls -i "${source}" |awk '{ print $1; }')
yann@1299
    93
    inode_d=$(ls -i "${dest}" 2>/dev/null |awk '{ print $1; }' || true)
yann@64
    94
    if [ "${inode_s}" != "${inode_d}" ]; then
yann@64
    95
        cp "${source}" "${dest}"
yann@64
    96
    fi
yann@64
    97
}
yann@64
    98
yann@182
    99
if [ "${CT_TOP_DIR}" = "${CT_LIB_DIR}" ]; then
yann@182
   100
    samp_top_dir="\${CT_LIB_DIR}"
yann@182
   101
else
yann@182
   102
    samp_top_dir="\${CT_TOP_DIR}"
yann@182
   103
fi
yann@182
   104
yann@63
   105
# Save the uClibc .config file
yann@63
   106
if [ -n "${CT_LIBC_UCLIBC_CONFIG_FILE}" ]; then
yann@63
   107
    # We save the file, and then point the saved sample to this file
yann@1424
   108
    CT_DoAddFileToSample "${CT_LIBC_UCLIBC_CONFIG_FILE}" "${samp_dir}/${CT_LIBC}-${CT_LIBC_VERSION}.config"
yann@1539
   109
    "${sed}" -r -i -e 's|^(CT_LIBC_UCLIBC_CONFIG_FILE)=.+$|\1="'"${samp_top_dir}"'/samples/${CT_TARGET}/${CT_LIBC}-${CT_LIBC_VERSION}.config"|;' \
yann@2981
   110
             .defconfig
yann@63
   111
else
yann@63
   112
    # remove any dangling files
yann@1424
   113
    for f in "${samp_dir}/${CT_LIBC}-"*.config; do
yann@182
   114
        if [ -f "${f}" ]; then rm -f "${f}"; fi
yann@63
   115
    done
yann@63
   116
fi
yann@935
   117
yann@2981
   118
# Now, actually save the defconfig
yann@2981
   119
export KCONFIG_CONFIG="$(pwd)/.defconfig"
yann@2981
   120
${CONF} --savedefconfig="${samp_dir}/crosstool.config" "${KCONFIG_TOP}"
yann@2981
   121
rm -f .defconfig
yann@2981
   122
yann@935
   123
# Restore stdout now, to be interactive
yann@935
   124
exec >&7
yann@935
   125
yann@935
   126
# Fill-in the reported-by info
yann@1424
   127
[ -f "${samp_dir}/reported.by" ] && . "${samp_dir}/reported.by"
yann@935
   128
old_name="${reporter_name}"
yann@935
   129
old_url="${reporter_url}"
yann@2937
   130
old_comment="${reporter_comment}"
yann@935
   131
read -p "Reporter name [${reporter_name}]: " reporter_name
yann@935
   132
read -p "Reporter URL [${reporter_url}]: " reporter_url
yann@935
   133
if [ -n "${reporter_comment}" ]; then
yann@2937
   134
  echo "Old comment:"
yann@2937
   135
  printf "${reporter_comment}\n" |sed -r -e 's/^/  > /;'
yann@935
   136
fi
yann@2937
   137
echo "Reporter comment (Ctrl-D to finish, '.' to use previous):"
yann@935
   138
reporter_comment=$(cat)
yann@2937
   139
if [ "${reporter_comment}" = "." ]; then
yann@2937
   140
  reporter_comment="${old_comment}"
yann@2937
   141
fi
yann@935
   142
yann@935
   143
( echo "reporter_name=\"${reporter_name:=${old_name}}\""
yann@935
   144
  echo "reporter_url=\"${reporter_url:=${old_url}}\""
yann@935
   145
  printf "reporter_comment=\"${reporter_comment}\"\n"
yann@1424
   146
) >"${samp_dir}/reported.by"