125 lines
3.3 KiB
Bash
125 lines
3.3 KiB
Bash
|
#! /bin/sh
|
||
|
|
||
|
set -e
|
||
|
|
||
|
IN="../update-pcre"
|
||
|
PCRE=$1
|
||
|
|
||
|
if [ "x$PCRE" = x ] || [ "x$PCRE" = x--help ] || [ "x$PCRE" = x-h ]; then
|
||
|
cat >&2 << EOF
|
||
|
|
||
|
$0 PCRE-DIR
|
||
|
|
||
|
Updates the local PCRE copy with a different version of the library,
|
||
|
contained in the directory PCRE-DIR.
|
||
|
|
||
|
This will delete the content of the local pcre directory, copy the
|
||
|
necessary files from PCRE-DIR, and generate other needed files, such
|
||
|
as Makefile.am
|
||
|
EOF
|
||
|
exit
|
||
|
fi
|
||
|
|
||
|
if [ ! -f gregex.h ]; then
|
||
|
echo "This script should be executed from the directory containing gregex.c." 2> /dev/null
|
||
|
exit 1
|
||
|
fi
|
||
|
|
||
|
if [ ! -f "${PCRE}/Makefile.in" ] || [ ! -f "${PCRE}/pcre_compile.c" ]; then
|
||
|
echo "'${PCRE}' does not contain a valid PCRE version." 2> /dev/null
|
||
|
exit 1
|
||
|
fi
|
||
|
|
||
|
|
||
|
echo "Deleting old PCRE library"
|
||
|
mv pcre/.svn tmp-pcre-svn
|
||
|
rm -R pcre 2> /dev/null
|
||
|
mkdir pcre
|
||
|
cd pcre
|
||
|
|
||
|
# pcre_chartables.c is generated by dfatables.
|
||
|
# We do not want to compile and execute dfatables.c every time, because
|
||
|
# this could be a problem (e.g. when cross-compiling), so now generate
|
||
|
# the file and then distribute it with GRegex.
|
||
|
echo "Generating pcre_chartables.c"
|
||
|
cp -R "${PCRE}" tmp-build
|
||
|
(
|
||
|
cd tmp-build || exit 1
|
||
|
./configure --enable-utf8 --enable-unicode-properties --disable-cpp > /dev/null
|
||
|
make pcre_chartables.c > /dev/null
|
||
|
cat > ../pcre_chartables.c << \EOF
|
||
|
/* This file is autogenerated by ../update-pcre/update.sh during
|
||
|
* the update of the local copy of PCRE.
|
||
|
*/
|
||
|
EOF
|
||
|
cat pcre_chartables.c >> ../pcre_chartables.c
|
||
|
)
|
||
|
rm -R tmp-build
|
||
|
|
||
|
# Compiled C files.
|
||
|
echo "Generating makefiles"
|
||
|
all_files=$(awk '/^OBJ = /, /^\\s*$/ ' \
|
||
|
'{' \
|
||
|
'sub("^OBJ = ", "");' \
|
||
|
'sub(".@OBJEXT@[[:blank:]]*\\\\\\\\", "");' \
|
||
|
'sub("\\\\$\\\\(POSIX_OBJ\\\\)", "");' \
|
||
|
'print;' \
|
||
|
'}' \
|
||
|
"${PCRE}/Makefile.in")
|
||
|
|
||
|
# Headers.
|
||
|
included_files="pcre.h pcre_internal.h ucp.h ucpinternal.h"
|
||
|
|
||
|
# Generate Makefile.am.
|
||
|
cat $IN/Makefile.am-1 > Makefile.am
|
||
|
for name in $all_files; do
|
||
|
echo " $name.c \\" >> Makefile.am
|
||
|
if [ "${name}" != pcre_chartables ]; then
|
||
|
# pcre_chartables.c is a generated file.
|
||
|
cp "${PCRE}/${name}.c" .
|
||
|
fi
|
||
|
done
|
||
|
for f in $included_files; do
|
||
|
echo " $f \\" >> Makefile.am
|
||
|
cp "${PCRE}/${f}" .
|
||
|
done
|
||
|
cat $IN/Makefile.am-2 >> Makefile.am
|
||
|
|
||
|
echo "Patching PCRE"
|
||
|
|
||
|
# Copy the license.
|
||
|
cp "${PCRE}/COPYING" .
|
||
|
|
||
|
# Use glib for memory allocation.
|
||
|
patch > /dev/null < $IN/memory.patch
|
||
|
|
||
|
# Copy the modified version of pcre_valid_utf8.c.
|
||
|
cp $IN/pcre_valid_utf8.c .
|
||
|
|
||
|
# Copy the modified version of pcre_ucp_searchfuncs.c that uses glib
|
||
|
# for Unicode properties.
|
||
|
cp $IN/pcre_ucp_searchfuncs.c .
|
||
|
patch > /dev/null < $IN/ucp.patch
|
||
|
|
||
|
# Remove the digitab array in pcre_compile.c.
|
||
|
patch > /dev/null < $IN/digitab.patch
|
||
|
sed -i -e 's/(digitab\[\(.*\)\] & ctype_digit)/g_ascii_isdigit(\1)/' pcre_compile.c
|
||
|
sed -i -e 's/(digitab\[\(.*\)\] & ctype_xdigit)/g_ascii_isxdigit(\1)/' pcre_compile.c
|
||
|
|
||
|
# Reduce the number of relocations.
|
||
|
python $IN/make_utt.py
|
||
|
patch > /dev/null < $IN/utt.patch
|
||
|
patch > /dev/null < $IN/table-reduction.patch
|
||
|
|
||
|
# Copy back the old SVN directory.
|
||
|
mv ../tmp-pcre-svn .svn
|
||
|
|
||
|
|
||
|
cat << EOF
|
||
|
|
||
|
Update completed. You now should check that everything is working.
|
||
|
Remember to update the regex syntax doc with the new features
|
||
|
(docs/reference/glib/regex-syntax.sgml) and to run the tests.
|
||
|
EOF
|
||
|
|