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+#! /bin/sh
+# Wrapper around gettext for programs using the msgid convention.
+# Copyright 1998, 2001, 2002, 2003, 2009, 2010 Free Software Foundation, Inc.
+
+# Written by Paul Eggert <eggert@twinsun.com>.
+# Revised by Zack Weinberg <zackw@stanford.edu> for no-POTFILES operation.
+
+# This file is part of GCC.
+
+# GCC is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+
+# GCC 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 General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with GCC; see the file COPYING3. If not see
+# <http://www.gnu.org/licenses/>.
+
+# Always operate in the C locale.
+LANG=C
+LANGUAGE=C
+LC_ALL=C
+export LANG LANGUAGE LC_ALL
+
+# Set AWK if environment has not already set it.
+AWK=${AWK-awk}
+
+# The arguments to this wrapper are: the program to execute, the
+# name of the "package", and the path to the source directory.
+
+if [ $# -ne 3 ]
+then echo "usage: $0 <xgettext> <package> <srcdir>"
+ exit 1
+fi
+
+xgettext=$1
+package=$2
+srcdir=$3
+
+case `$xgettext --version | sed -e 1q | sed -e 's/^\([^0-9]*\)//'` in
+ 0.14.[5-9]* | 0.14.[1-9][0-9]* | 0.1[5-9]* | 0.[2-9][0-9]* | [1-9].*) : ;;
+ *) echo "$xgettext is too old. GNU xgettext 0.14.5 is required"
+ exit 1 ;;
+esac
+
+nl='
+'
+
+set -e
+
+# Create temporary directory for scratch files.
+T=exg$$.d
+mkdir $T
+trap "rm -r $T" 0
+
+pwd=`${PWDCMD-pwd}`
+kopt=$pwd/$T/keyword-options
+kopt2=$pwd/$T/keyword2-options
+emsg=$pwd/$T/emsgids.c
+posr=$pwd/$T/po-sources
+posrcxx=$pwd/$T/po-cxx-sources
+pottmp1=$pwd/$T/tmp1.pot
+pottmp2=$pwd/$T/tmp2.pot
+pottmp3=$pwd/$T/tmp3.pot
+pottmp=$pwd/$T/tmp.pot
+
+# Locate files to scan. We scan the following directories:
+# $srcdir
+# $srcdir/c-family
+# $srcdir/config
+# $srcdir/config/*
+# all subdirectories of $srcdir containing a config-lang.in file, and
+# all subdirectories of those directories.
+# Within those directories, we examine all .c, .cc, .h, and .def files.
+# However, any files listed in $srcdir/po/EXCLUDE are not examined.
+#
+# Then generate keyword options for xgettext, by scanning for declarations
+# of functions whose parameter names end in "msgid".
+#
+# Finally, generate a source file containing all %e and %n strings from
+# driver specs, so those can be translated too.
+#
+# All in one huge awk script.
+
+echo "scanning for keywords, %e and %n strings..." >&2
+
+( cd $srcdir
+ lang_subdirs=`echo */config-lang.in */*/config-lang.in | sed -e 's|/config-lang\.in||g'`
+ { for dir in "" c-family/ config/ config/*/ \
+ `find $lang_subdirs -type d -print | fgrep -v .svn | sort | sed -e 's|$|/|'`
+ do for glob in '*.c' '*.cc' '*.h' '*.def'
+ do eval echo $dir$glob
+ done
+ done;
+ } | tr ' ' "$nl" | grep -v '\*' |
+ $AWK -v excl=po/EXCLUDES -v posr=$posr -v posrcxx=$posrcxx -v kopt=$kopt -v kopt2=$kopt2 -v emsg=$emsg '
+function keyword_option(line) {
+ paren_index = index(line, "(")
+ name = substr(line, 1, paren_index - 1)
+ sub(/[^0-9A-Z_a-z]*$/, "", name)
+ sub(/[ ]+PARAMS/, "", name)
+ sub(/[ ]+VPARAMS/, "", name)
+ sub(/.*[^0-9A-Z_a-z]/, "", name)
+
+ args = substr(line, paren_index)
+ sub(/msgid[,\)].*/, "", args)
+ for (n = 1; sub(/^[^,]*,/, "", args); n++) {
+ continue
+ }
+ format=""
+ if (args ~ /g$/)
+ format="gcc-internal-format"
+ else if (args ~ /noc$/)
+ format="no-c-format"
+ else if (args ~ /c$/)
+ format="c-format"
+
+ if (n == 1) { keyword = "--keyword=" name }
+ else {
+ keyword = "--keyword=" name ":" n
+ if (name ~ /_n$/)
+ keyword = keyword "," (n + 1)
+ }
+ if (format) {
+ keyword=keyword "\n--flag=" name ":" n ":" format
+ if (name ~ /_n$/)
+ keyword = keyword "\n--flag=" name ":" (n + 1) ":" format
+ }
+
+ if (! keyword_seen[name]) {
+ if (format == "gcc-internal-format")
+ print keyword > kopt2
+ else
+ print keyword > kopt
+ keyword_seen[name] = keyword
+ } else if (keyword_seen[name] != keyword) {
+ printf("%s used incompatibly as both %s and %s\n",
+ name, keyword_seen[name], keyword)
+ exit (1)
+ }
+}
+
+function spec_error_string (line) {
+ if (index(line, "%e") != 0 && index(line, "%n") != 0) return
+ while ((percent_index = index(line, "%e")) != 0 ||
+ (percent_index = index(line, "%n")) != 0) {
+ line = substr(line, percent_index + 2)
+
+ bracket_index = index(line, "}")
+ newline_index = index(line, "\\n")
+
+ quote_index = index(line, "\"")
+ if (bracket_index == 0 && newline_index == 0) return
+
+ if (bracket_index != 0) {
+ if (quote_index != 0 && bracket_index > quote_index) return
+ msgid = substr(line, 1, bracket_index - 1)
+ line = substr(line, bracket_index + 1)
+ }
+ else if (newline_index != 0) {
+ if (quote_index != 0 && quote_index > newline_index) return
+ msgid = substr(line, 1, newline_index - 1)
+ line = substr(line, newline_index + 1)
+ }
+
+ if (index(msgid, "%") != 0) continue
+
+ if ((newline_index = index(msgid, "\\n")) != 0)
+ msgid = substr(msgid, 1, newline_index - 1)
+ printf("#line %d \"%s\"\n", lineno, file) > emsg
+ printf("_(\"%s\")\n", msgid) > emsg
+ }
+}
+
+BEGIN {
+ while ((getline < excl) > 0) {
+ if ($0 ~ /^#/ || $0 ~ /^[ ]*$/)
+ continue
+ excludes[$1] = 1
+ }
+}
+
+{ if (!($0 in excludes)) {
+ if ($0 ~ /.cc$/) {
+ print > posrcxx
+ } else {
+ print > posr
+ }
+ files[NR] = $0
+ }
+}
+
+END {
+ for (f in files) {
+ file = files[f]
+ lineno = 1
+ while (getline < file) {
+ if (/^(#[ ]*define[ ]*)?[A-Za-z_].*\(.*msgid[,\)]/) {
+ keyword_option($0)
+ } else if (/^(#[ ]*define[ ]*)?[A-Za-z_].*(\(|\(.*,)$/) {
+ name_line = $0
+ while (getline < file) {
+ lineno++
+ if (/msgid[,\)]/){
+ keyword_option(name_line $0)
+ break
+ } else if (/,$/) {
+ name_line = name_line $0
+ continue
+ } else break
+ }
+ } else if (/%e/ || /%n/) {
+ spec_error_string($0)
+ }
+ lineno++
+ }
+ }
+ print emsg > posr
+}'
+) || exit
+
+echo "scanning option files..." >&2
+
+( cd $srcdir; find . -name '*.opt' -print |
+ $AWK '{
+ file = $1
+ lineno = 1
+ field = 0
+ while (getline < file) {
+ if (/^[ \t]*(;|$)/ || !/^[^ \t]/) {
+ field = 0
+ } else {
+ if ((field == 1) && /MissingArgError/) {
+ line = $0
+ sub(".*MissingArgError\\(", "", line)
+ if (line ~ "^{") {
+ sub("^{", "", line)
+ sub("}\\).*", "", line)
+ } else
+ sub("\\).*", "", line)
+ printf("#line %d \"%s\"\n", lineno, file)
+ printf("_(\"%s\")\n", line)
+ }
+ if ((field == 1) && /UnknownError/) {
+ line = $0
+ sub(".*UnknownError\\(", "", line)
+ if (line ~ "^{") {
+ sub("^{", "", line)
+ sub("}\\).*", "", line)
+ } else
+ sub("\\).*", "", line)
+ printf("#line %d \"%s\"\n", lineno, file)
+ printf("_(\"%s\")\n", line)
+ }
+ if ((field == 1) && /Warn\(/) {
+ line = $0
+ sub(".*Warn\\(", "", line)
+ if (line ~ "^{") {
+ sub("^{", "", line)
+ sub("}\\).*", "", line)
+ } else
+ sub("\\).*", "", line)
+ printf("#line %d \"%s\"\n", lineno, file)
+ printf("_(\"%s\")\n", line)
+ }
+ if (field == 2) {
+ line = $0
+ printf("#line %d \"%s\"\n", lineno, file)
+ printf("_(\"%s\")\n", line)
+ }
+ field++;
+ }
+ lineno++;
+ }
+ }') >> $emsg
+
+# Run the xgettext commands, with temporary added as a file to scan.
+echo "running xgettext..." >&2
+$xgettext --default-domain=$package --directory=$srcdir \
+ --add-comments `cat $kopt` --files-from=$posr \
+ --copyright-holder="Free Software Foundation, Inc." \
+ --msgid-bugs-address="http://gcc.gnu.org/bugs.html" \
+ --language=c -o $pottmp1
+if test -s $posrcxx; then
+ $xgettext --default-domain=$package --directory=$srcdir \
+ --add-comments `cat $kopt` --files-from=$posrcxx \
+ --copyright-holder="Free Software Foundation, Inc." \
+ --msgid-bugs-address="http://gcc.gnu.org/bugs.html" \
+ --language=c++ -o $pottmp2
+else
+ echo > $pottmp2
+fi
+$xgettext --default-domain=$package --directory=$srcdir \
+ --add-comments --keyword= `cat $kopt2` --files-from=$posr \
+ --copyright-holder="Free Software Foundation, Inc." \
+ --msgid-bugs-address="http://gcc.gnu.org/bugs.html" \
+ --language=GCC-source -o $pottmp3
+$xgettext --default-domain=$package \
+ --add-comments $pottmp1 $pottmp2 $pottmp3 \
+ --copyright-holder="Free Software Foundation, Inc." \
+ --msgid-bugs-address="http://gcc.gnu.org/bugs.html" \
+ --language=PO -o $pottmp
+# Remove local paths from .pot file.
+sed "s:$srcdir/::g;s:$pwd/::g;" <$pottmp >po/$package.pot
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