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48bcd823d4
This doesn't matter for performance, but let's not include the empty lines in our sorting. This makes the intent of the code clearer. Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
99 lines
1.5 KiB
Bash
Executable File
99 lines
1.5 KiB
Bash
Executable File
#!/bin/sh
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die () {
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echo "$@" >&2
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exit 1
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}
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command_list () {
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eval "grep -ve '^#' $exclude_programs" <"$1"
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}
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get_category_line () {
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tr ' ' '\012' |
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LC_ALL=C sort -u
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}
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category_list () {
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command_list "$1" |
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cut -c 40- |
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tr ' ' '\012' |
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grep -v '^$' |
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LC_ALL=C sort -u
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}
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get_synopsis () {
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sed -n '
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/^NAME/,/'"$1"'/H
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${
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x
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s/.*'"$1"' - \(.*\)/N_("\1")/
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p
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}' "Documentation/$1.txt"
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}
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define_categories () {
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echo
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echo "/* Command categories */"
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bit=0
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category_list "$1" |
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while read cat
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do
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echo "#define CAT_$cat (1UL << $bit)"
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bit=$(($bit+1))
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done
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test "$bit" -gt 32 && die "Urgh.. too many categories?"
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}
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define_category_names () {
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echo
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echo "/* Category names */"
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echo "static const char *category_names[] = {"
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bit=0
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category_list "$1" |
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while read cat
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do
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echo " \"$cat\", /* (1UL << $bit) */"
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bit=$(($bit+1))
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done
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echo " NULL"
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echo "};"
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}
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print_command_list () {
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echo "static struct cmdname_help command_list[] = {"
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command_list "$1" |
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while read cmd rest
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do
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printf " { \"$cmd\", $(get_synopsis $cmd), 0"
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for cat in $(echo "$rest" | get_category_line)
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do
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printf " | CAT_$cat"
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done
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echo " },"
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done
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echo "};"
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}
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exclude_programs=
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while test "--exclude-program" = "$1"
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do
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shift
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exclude_programs="$exclude_programs -e \"^$1 \""
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shift
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done
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echo "/* Automatically generated by generate-cmdlist.sh */
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struct cmdname_help {
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const char *name;
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const char *help;
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uint32_t category;
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};
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"
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define_categories "$1"
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echo
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define_category_names "$1"
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echo
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print_command_list "$1"
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