#!/bin/sh
# Update the version number in SCST source files.

usage() {
    echo "Usage: $(basename "$0") <major> <minor> <release> [<suffix>]"
    exit 1
}

if [ $# != 3 ] && [ $# != 4 ]; then
   usage
fi

major=$1
minor=$2
release=$3
suffix=$4
fv=$major.$minor.$release$suffix
reldate=$(date "+%d %B %Y")

sed -i "s,^\(#define[[:blank:]]*\(FT_VERSION\|ISCSI_VERSION_STRING\|Q2T_VERSION_STRING\|SCST_LOCAL_VERSION\|SCST_VERSION_NAME\|DRV_VERSION\|VERSION_STR\)[[:blank:]]*\)\"[^\"]*\",\1\"$major.$minor.$release$suffix\"," \
    iscsi-scst/kernel/isert-scst/isert.c          \
    scst_local/scst_local.c                       \
    srpt/src/ib_srpt.c                            \
    fcst/fcst.h                                   \
    iscsi-scst/include/iscsi_scst_ver.h           \
    qla2x00t/qla2x00-target/qla2x00t.h            \
    qla2x00t-32gbit/qla2x00-target/scst_qla2xxx.h \
    scst/include/scst_const.h                     \
    usr/include/version.h
sed -i "s,^\(<date>Version[[:blank:]]*\)[^[:blank:]]*\(</date>\),\1$fv\2," doc/scst_user_spec.sgml
sed -i "s/^Version .*/Version $fv, $reldate/" iscsi-scst/README qla2x00t/qla2x00-target/README scst/README usr/fileio/README
sed -i "s/^\(\(static const char \*scst_local_version_date\|#define[[:blank:]]*DRV_RELDATE\)[[:blank:]]*\)\"[^\"]*\"/\1\"$reldate\"/" iscsi-scst/kernel/isert-scst/isert.c scst_local/scst_local.c srpt/src/ib_srpt.c
sed -i "s/^\(#define[[:blank:]]*[^[:blank:]]*_REV[[:blank:]]*\)\"[[:blank:]0-9]*\"/\1\"$(printf "%-4s" ${major}${minor}${release})\"/" usr/fileio/common.h scst/src/dev_handlers/scst_vdisk.c
sed -i "s/^\(#define[[:blank:]]*SCST_VERSION_CODE[[:blank:]]*\).*/\1SCST_VERSION($major, $minor, $release, 0)/" scst/include/scst_const.h
sed -i "s/^\(#define[[:blank:]]*Q2T_VERSION_CODE[[:blank:]]*\).*/\1Q2T_VERSION($major, $minor, $release, 0)/" \
    qla2x00t/qla2x00-target/qla2x00t.h \
    qla2x00t-32gbit/qla2x00-target/scst_qla2xxx.h
sed -i "s/^\(my .Version[[:blank:]]*=[[:blank:]]*'SCST Configurator v\)[^']*/\1$fv/" scstadmin/scstadmin.sysfs/scstadmin