52 lines
1.5 KiB
Plaintext
52 lines
1.5 KiB
Plaintext
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#!/bin/bash
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#
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# This scripts reads include/freerdp/settings.h and scans the
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# rdp_settings structure for all the fields until the /END of ABI
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# stable zone/ comment. It then generates a set of #define one per
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# non-padding field, valued as the index of the field, taking into
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# account padding fields. These field #defines are updated in that
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# same file.
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#
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# Usage:
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#
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# cd $freerdp_source_directory
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# scripts/update-rdpSettings
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set -eu
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srcroot=$(dirname $(dirname "${BASH_SOURCE[0]}"))
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srcroot=$(realpath "${srcroot}")
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file="${srcroot}/include/freerdp/settings.h"
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(
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set -eu
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head='This is generated with a script parsing the rdpSettings data structure'
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tail='FreeRDP Settings Data Structure'
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sed -n -e "1,/${head}/p" < "${file}"
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printf ' */\n\n'
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(
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set -eu
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i=0
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sed -e '1,/struct rdp_settings/d' -e '/^{/d' -e '/};/,$d' \
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| sed -e '/End of ABI stable zone/,$d' \
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| sed -e '$a\
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x*/' \
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| tr -d '\012' \
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| sed -e 's-/\*\([^*]\|\*[^/]\)*\*/--g' -e 's/[ ][ ]*/ /g' \
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| tr ';' '\012' \
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| sed -e 's/^[ ]*\([A-Za-z_][A-Za-z_0-9]*[* ]*\)*[* ]\([A-Za-z_][A-Za-z_0-9]*\)/\2/' \
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-e 's/padding[0-9]*[ ]*\[\(.*\)\]/$((\1))/' \
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| while read line ; do
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case "$line" in
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(*-*) i=$(( i + $(eval echo "$line") )) ;;
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(*) printf '#define FreeRDP_%-50s (%4d)\n' "$line" "$i" ; i=$(( i + 1 )) ;;
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esac
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done
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) < "${file}"
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printf '\n\n/**\n'
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sed -n -e '/'"$tail"'/,$p' < "${file}"
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) > "${file}.new" \
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&& cp -v "${file}" "${file}.old" \
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&& mv -v "${file}.new" "${file}"
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