hdf5/update_so_version.sh

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#!/bin/bash
exit_error()
{
echo "$0: $@" >&2
exit 1
}
dbg()
{
echo "dbg: $@" >&2
}
cleanup()
{
rm -f lt_vers.sh sonum_spec.sed sonum_baselibs.sed
rm -f hdf5.spec.tmp baselibs.conf.tmp
}
## We are going to parse these variables from tarball:
# LT_VERS_INTERFACE
# LT_CXX_VERS_INTERFACE
# LT_F_VERS_INTERFACE
# LT_HL_VERS_INTERFACE
# LT_HL_CXX_VERS_INTERFACE
# LT_HL_F_VERS_INTERFACE
# LT_TOOLS_VERS_INTERFACE
cleanup
VER="$(grep -m1 "^Version:" hdf5.spec)" || exit_error "can't grep version"
read x VER <<<$VER
SRC="$(grep -m1 "^Source0:" hdf5.spec)" || exit_error "can't grep source"
read x SRC <<<$SRC
SRC=$(basename "$SRC" | sed "s/%{version}/$VER/")
test -f "$SRC" || exit_error "tarball '$SRC' does not exist"
dbg "inspecting $SRC"
tar --wildcards -x -O -f "$SRC" "*/config/lt_vers.am" \
| tr -d ' \t' \
| grep "^LT_.*INTERFACE=" \
> lt_vers.sh \
|| exit_error "can't grep interface versions"
# we expect exactly 7 variables
. lt_vers.sh || exit_error "can't source lt_vers.sh"
test $(wc -l < lt_vers.sh) -le "7" \
|| exit_error "more than 7 vars found, update this script!"
for infix in "" _CXX _F _HL _HL_CXX _HL_F _TOOLS; do
var="LT${infix}_VERS_INTERFACE"
test "${!var}" -gt 0 || exit_error "$var='${!var}' bad or undefined"
dbg "update $var=${!var}"
def_sonum="sonum${infix}"
# create sed scripts for spec file and baselibs
echo "s/^%define $def_sonum .*/%define $def_sonum ${!var}/" >> sonum_spec.sed
echo "s/@${def_sonum}@/${!var}/g" >> sonum_baselibs.sed
done
# update spec file if needed
sed -f sonum_spec.sed hdf5.spec > hdf5.spec.tmp
if diff -q hdf5.spec.tmp hdf5.spec &>/dev/null; then
dbg "hdf5.spec was up-to-date"
else
mv hdf5.spec.tmp hdf5.spec
echo "hdf5.spec updated" >&2
fi
# update baselibs if needed
sed -f sonum_baselibs.sed baselibs.conf.in > baselibs.conf.tmp
if diff -q baselibs.conf.tmp baselibs.conf &>/dev/null; then
dbg "baselibs.conf was up-to-date"
else
mv baselibs.conf.tmp baselibs.conf
echo "baselibs.conf updated" >&2
fi
cleanup