Remove the need for configure substitutions in scripts

... so that scripts/ directory can be installed verbatim.

Signed-off-by: Alexey Neyman <stilor@att.net>

1 files changed, 110 insertions, 0 deletions

diff --git a/scripts/saveSample.sh b/scripts/saveSample.sh
new file mode 100644
index 00000000..5fab6d9c
--- /dev/null
+++ b/scripts/saveSample.sh
@@ -0,0 +1,110 @@
+# This script is responsible for saving the current configuration into a
+# sample to be used later on as a pre-configured target.
+
+# What we need to save:
+#  - the .config file
+#  - the uClibc .config file if uClibc selected
+#  - info about who reported the sample
+
+# Parse the tools' paths configuration
+. "${CT_LIB_DIR}/paths.sh"
+. "${CT_LIB_DIR}/scripts/functions"
+
+CT_LoadConfig
+
+# We can not reliably save a sample which either uses local patches
+# and/or custom Linux kernel headers. Warn the user about this issue
+# and continue if he/she confirms sving the sample.
+if [ "${CT_CUSTOM_PATCH}" = "y" ]; then
+    echo "You are using local patches."
+    echo "You will not be able to (easily) share this sample in this case."
+    read -p "Press Ctrl-C to stop now, or Enter to continue..."
+fi
+
+# Do not use a progress bar
+unset CT_LOG_PROGRESS_BAR
+
+# Override log options
+unset CT_LOG_PROGRESS_BAR CT_LOG_ERROR CT_LOG_INFO CT_LOG_EXTRA CT_LOG_DEBUG LOG_ALL
+CT_LOG_WARN=y
+CT_LOG_LEVEL_MAX="WARN"
+
+# Compute the name of the sample directory
+case "${CT_TOOLCHAIN_TYPE}" in
+    cross)      samp_name="${CT_TARGET}";;
+    canadian)   samp_name="${CT_HOST},${CT_TARGET}";;
+    *)          CT_Abort "Unsupported toolchain type '${CT_TOOLCHAIN_TYPE}'";;
+esac
+samp_dir="samples/${samp_name}"
+mkdir -p "${samp_dir}"
+
+# Tweak the .config file: remove the options that we want to keep
+# at default setting in samples.
+force_default_opts=( \
+    PREFIX_DIR LOG_TO_FILE LOG_FILE_COMPRESS \
+    LOCAL_TARBALLS_DIR SAVE_TARBALLS \
+    LOG_ERROR LOG_WARN LOG_INFO LOG_EXTRA LOG_ALL LOG_DEBUG \
+    LOG_PROGRESS_BAR
+    )
+regexp=${force_default_opts[*]}
+regexp=${regexp// /|}
+${grep} -v -E '^(# )?CT_('"${regexp}"')' .config > .defconfig
+
+# Function to copy a file to the sample directory
+# Needed in case the file is already there (think of a previously available sample)
+# Usage: CT_DoAddFileToSample <source> <dest>
+CT_DoAddFileToSample() {
+    source="$1"
+    dest="$2"
+    inode_s=$(ls -i "${source}" | ${awk} '{ print $1; }')
+    inode_d=$(ls -i "${dest}" 2>/dev/null | ${awk} '{ print $1; }' || true)
+    if [ "${inode_s}" != "${inode_d}" ]; then
+        cp "${source}" "${dest}"
+    fi
+}
+
+if [ "${CT_TOP_DIR}" = "${CT_LIB_DIR}" ]; then
+    samp_top_dir="\${CT_LIB_DIR}"
+else
+    samp_top_dir="\${CT_TOP_DIR}"
+fi
+
+# Save the uClibc .config file
+if [ -n "${CT_LIBC_UCLIBC_CONFIG_FILE}" ]; then
+    # We save the file, and then point the saved sample to this file
+    CT_DoAddFileToSample "${CT_LIBC_UCLIBC_CONFIG_FILE}" "${samp_dir}/${CT_LIBC}.config"
+    "${sed}" -r -i -e 's|^(CT_LIBC_UCLIBC_CONFIG_FILE)=.+$|\1="'"${samp_top_dir}"'/samples/${CT_TARGET}/${CT_LIBC}.config"|;' \
+             .defconfig
+else
+    # remove any dangling files
+    for f in "${samp_dir}/${CT_LIBC}-"*.config; do
+        if [ -f "${f}" ]; then rm -f "${f}"; fi
+    done
+fi
+
+# Now, actually save the defconfig
+export KCONFIG_CONFIG="$(pwd)/.defconfig"
+srctree="${CT_LIB_DIR}" ${CONF} --savedefconfig="${samp_dir}/crosstool.config" "${KCONFIG_TOP}"
+rm -f .defconfig
+
+# Fill-in the reported-by info
+[ -f "${samp_dir}/reported.by" ] && . "${samp_dir}/reported.by"
+old_name="${reporter_name}"
+old_url="${reporter_url}"
+old_comment="${reporter_comment}"
+read -p "Reporter name [${reporter_name}]: " reporter_name
+read -p "Reporter URL [${reporter_url}]: " reporter_url
+if [ -n "${reporter_comment}" ]; then
+  echo "Old comment:"
+  printf "${reporter_comment}\n" | ${sed} -r -e 's/^/  > /;'
+fi
+echo "Reporter comment (Ctrl-D to finish, '.' to use previous):"
+reporter_comment=$(cat)
+if [ "${reporter_comment}" = "." ]; then
+  reporter_comment="${old_comment}"
+fi
+
+( echo "reporter_name=\"${reporter_name:=${old_name}}\""
+  echo "reporter_url=\"${reporter_url:=${old_url}}\""
+  printf "reporter_comment=\"${reporter_comment}\"\n"
+) >"${samp_dir}/reported.by"