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# awk script to create summary.texinfo from the library texinfo files.
# Copyright (C) 1992-2017 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
# The GNU C Library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
# You should have received a copy of the GNU Lesser General Public
# License along with the GNU C Library; if not, see
# <http://www.gnu.org/licenses/>.
# This script recognizes sequences that look like:
# @comment HEADER.h
# @comment STANDARD
# @def... ITEM | @item ITEM | @vindex ITEM
BEGIN { header = 0;
nameword["@defun"]=1
nameword["@defunx"]=1
nameword["@defmac"]=1
nameword["@defmacx"]=1
nameword["@defspec"]=1
nameword["@defspecx"]=1
nameword["@defvar"]=1
nameword["@defvarx"]=1
nameword["@defopt"]=1
nameword["@defoptx"]=1
nameword["@deffn"]=2
nameword["@deffnx"]=2
nameword["@defvr"]=2
nameword["@defvrx"]=2
nameword["@deftp"]=2
nameword["@deftpx"]=2
nameword["@deftypefun"]=2
nameword["@deftypefunx"]=2
nameword["@deftypevar"]=2
nameword["@deftypevarx"]=2
nameword["@deftypefn"]=3
nameword["@deftypefnx"]=3
nameword["@deftypevr"]=3
nameword["@deftypevrx"]=3
firstword["@defun"]=1
firstword["@defunx"]=1
firstword["@defmac"]=1
firstword["@defmacx"]=1
firstword["@defspec"]=1
firstword["@defspecx"]=1
firstword["@defvar"]=1
firstword["@defvarx"]=1
firstword["@defopt"]=1
firstword["@defoptx"]=1
firstword["@deffn"]=2
firstword["@deffnx"]=2
firstword["@defvr"]=2
firstword["@defvrx"]=2
firstword["@deftp"]=2
firstword["@deftpx"]=2
firstword["@deftypefun"]=1
firstword["@deftypefunx"]=1
firstword["@deftypevar"]=1
firstword["@deftypevarx"]=1
firstword["@deftypefn"]=2
firstword["@deftypefnx"]=2
firstword["@deftypevr"]=2
firstword["@deftypevrx"]=2
nameword["@item"]=1
firstword["@item"]=1
nameword["@itemx"]=1
firstword["@itemx"]=1
nameword["@vindex"]=1
firstword["@vindex"]=1
print "@c DO NOT EDIT THIS FILE!"
print "@c This file is generated by summary.awk from the Texinfo sources."
}
$1 == "@node" { node=$2;
for (i = 3; i <= NF; ++i)
{ node=node " " $i; if ( $i ~ /,/ ) break; }
sub (/,[, ]*$/, "", node);
}
$1 == "@comment" && $2 ~ /\.h$/ { header="@file{" $2 "}";
for (i = 3; i <= NF; ++i)
header=header ", @file{" $i "}"
}
$1 == "@comment" && $2 == "(none)" { header = -1; }
$1 == "@comment" && header != 0 { std=$2;
for (i=3;i<=NF;++i) std=std " " $i }
header != 0 && $1 ~ /@def|@item|@vindex/ \
{ defn=""; name=""; curly=0; n=1;
for (i = 2; i <= NF; ++i) {
if ($i ~ /^{/ && $i !~ /}/) {
curly=1
word=substr ($i, 2, length ($i))
}
else {
if (curly) {
if ($i ~ /}$/) {
curly=0
word=word " " substr ($i, 1, length ($i) - 1)
} else
word=word " " $i
}
# Handle a single word in braces.
else if ($i ~ /^{.*}$/)
word=substr ($i, 2, length ($i) - 2)
else
word=$i
if (!curly) {
if (n >= firstword[$1])
defn=defn " " word
if (n == nameword[$1])
name=word
++n
}
}
}
printf "@comment %s%c", name, 12 # FF
printf "@item%s%c%c", defn, 12, 12
if (header != -1) printf "%s ", header;
printf "(%s): @ref{%s}.%c\n", std, node, 12;
header = 0 }
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