jigen/git-remote-gcrypt
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Unify filter_to and its negation, also make it faster by direct append

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root 2013-02-03 23:30:06 +05:00
parent 7c45d73f4e
commit 971bfcd633
1 changed files with 17 additions and 28 deletions
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45
git-remote-gcrypt
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@ -49,6 +49,7 @@ isnull() { case "$1" in "") return 0;; *) return 1;; esac; }
isnonnull() { ! isnull "$1"; }
iseq() { case "$1" in "$2") return 0;; *) return 1;; esac; }
isnoteq() { ! iseq "$@"; }
negate() { ! "$@"; }
isurl() { isnull "${2%%$1://*}"; }
islocalrepo() { isnull "${1##/*}" && [ ! -e "$1/HEAD" ]; }
@ -117,34 +118,22 @@ pick_fields()
setvar "$f_ret_var" "$f_result_"
}
# Remove all lines matching $2 (full line)
# $1 return variable name
# $2 filter word
# $3 input value
filter_remove()
{
local f_line= f_result_= IFS=
IFS=$Newline
for f_line in $3
do
isnull "${f_line##$2}" || append_to @f_result_ "$f_line"
done
setvar "$1" "$f_result_"
}
# Take all lines matching $2 (anchored front)
# Take all lines matching $2 (full line)
# $1 return variable name
# $2 filter word
# $3 input value
# if $1 is a literal `!', the match is reversed (and arguments shift)
# we instead remove all lines matching
filter_to()
{
local f_line= f_result_= IFS=
local f_neg= f_line= f_ret= IFS=
isnoteq "$1" "!" || { f_neg=negate; shift; }
IFS=$Newline
for f_line in $3
do
iseq "$f_line" "${f_line#$2}" || append_to @f_result_ "$f_line"
$f_neg isnonnull "${f_line##$2}" || f_ret=$f_ret$f_line$Newline
done
setvar "$1" "$f_result_"
setvar "$1" "${f_ret%$Newline}"
}
# Output the number of lines in $1
@ -438,7 +427,7 @@ read_config()
for recp_ in $conf_part
do
filter_to @r_keyinfo "pub" \
filter_to @r_keyinfo "pub*" \
"$(gpg --with-colons --fast-list -k "$recp_")"
isnull "$r_keyinfo" || isnonnull "${r_keyinfo##*"$Newline"*}" ||
echo_info "WARNING: '$recp_' matches multiple keys, using one"
@ -541,11 +530,11 @@ ensure_connected()
echo_die "Failed to decrypt manifest!"
rm -f "$TmpManifest_Enc"
filter_to @Packlist "pack " "$manifest_"
filter_to @Keeplist "keep " "$manifest_"
filter_to @Extension_list "extn " "$manifest_"
filter_to @r_repoid "repo " "$manifest_"
filter_to @Branchlist "$Hex40 " "$manifest_"
filter_to @Packlist "pack *" "$manifest_"
filter_to @Keeplist "keep *" "$manifest_"
filter_to @Extension_list "extn *" "$manifest_"
filter_to @r_repoid "repo *" "$manifest_"
filter_to @Branchlist "$Hex40 *" "$manifest_"
r_repoid=${r_repoid#repo }
r_repoid=${r_repoid% *}
@ -583,7 +572,7 @@ fetch_decrypt_pack()
rcv_id=$(gpg_hash "$r_htype" < "$TmpPack_Encrypted") &&
iseq "$rcv_id" "$r_pack" ||
echo_die "Packfile $r_pack does not match digest!"
filter_to @r_key "pack :${r_htype}:$r_pack" "$Packlist"
filter_to @r_key "pack :${r_htype}:$r_pack *" "$Packlist"
pick_fields @r_key 3 "$r_key"
DECRYPT "$r_key" < "$TmpPack_Encrypted"
}
@ -652,7 +641,7 @@ repack_if_needed()
for kline_ in $pkeep_
do
IFS=$orig_ifs
filter_to @r_line "pack $kline_ " "$Packlist"
filter_to @r_line "pack $kline_ *" "$Packlist"
append_to @r_list_new "$r_line"
done
IFS=$orig_ifs
@ -762,7 +751,7 @@ do_push()
# +src:dst -- remove leading + then split at :
splitcolon "${line_#+}" @r_src @r_dst
filter_remove @Branchlist "$Hex40 $r_dst" "$Branchlist"
filter_to ! @Branchlist "$Hex40 $r_dst" "$Branchlist"
if isnonnull "$r_src"
then