yann@756: #!/bin/sh
yann@756: # Yes, this intends to be a true POSIX script file.
yann@1175: set -e
yann@756: 
yann@756: myname="$0"
yann@756: 
yann@1175: # Parse the tools' paths configuration
yann@1175: . "paths.mk"
yann@1175: 
yann@756: doUsage() {
yann@756:   cat <<_EOF_
yann@1608: Usage: ${myname} <dir> <base> <inc> [sed_re]
yann@1608:     Will renumber all patches found in 'dir', starting at 'base', and with
yann@1608:     an increment of 'inc'.
yann@1608:     If 'sed_re' is given, it is interpreted as a valid sed expression, and
yann@1608:     it will be applied to the patch name.
yann@1608:     If the environment variable FAKE is set to 'y', then the command will
yann@1608:     only be printed, and not executed (so you can check beforehand).
yann@1608:     Eg.:
yann@1608:       patch-renumber.sh patches/gcc/4.3.1 100 10
yann@1608:       patch-renumber.sh patches/gcc/4.2.4 100 10 's/(all[_-])*(gcc[-_])*//;'
yann@756: _EOF_
yann@756: }
yann@756: 
yann@1608: [ $# -lt 3 -o $# -gt 4 ] && { doUsage; exit 1; }
yann@756: [ -d "${1}" ] || { doUsage; exit 1; }
yann@756: 
yann@756: dir="${1}"
yann@756: cpt="${2}"
yann@756: inc="${3}"
yann@1608: sed_re="${4}"
yann@756: 
yann@1577: case "$(LC_ALL=C hg id "${dir}" 2>/dev/null)" in
yann@1608:     "") CMD="";;
yann@1608:     *)  CMD="hg";;
yann@756: esac
yann@756: 
yann@1608: if [ "${FAKE}" = "y" ]; then
yann@1608:     CMD="echo ${CMD}"
yann@1608: fi
yann@1608: 
yann@1608: for p in "${dir}"/*.patch*; do
yann@756:     [ -e "${p}" ] || { echo "No such file '${p}'"; exit 1; }
yann@1608:     newname="$(printf "%03d-%s"                                     \
yann@1608:                       "${cpt}"                                      \
yann@1608:                       "$( basename "${p}"                           \
yann@1608:                           |"${sed}" -r -e 's/^[[:digit:]]+[-_]//'   \
yann@1608:                                        -e "${sed_re}"               \
yann@1608:                         )"                                          \
yann@1192:               )"
yann@1608:     [ "${p}" = "${dir}/${newname}" ] || ${CMD} mv -v "${p}" "${dir}/${newname}"
yann@756:     cpt=$((cpt+inc))
yann@756: done