1 | # !kmk_ash
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2 | # $Id: backport-merge.sh 96407 2022-08-22 17:43:14Z vboxsync $
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3 | ## @file
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4 | # Script for merging a backport from trunk.
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5 | #
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6 |
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7 | #
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8 | # Copyright (C) 2020-2022 Oracle and/or its affiliates.
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9 | #
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10 | # This file is part of VirtualBox base platform packages, as
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11 | # available from https://www.virtualbox.org.
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12 | #
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13 | # This program is free software; you can redistribute it and/or
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14 | # modify it under the terms of the GNU General Public License
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15 | # as published by the Free Software Foundation, in version 3 of the
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16 | # License.
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17 | #
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18 | # This program is distributed in the hope that it will be useful, but
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19 | # WITHOUT ANY WARRANTY; without even the implied warranty of
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20 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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21 | # General Public License for more details.
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22 | #
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23 | # You should have received a copy of the GNU General Public License
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24 | # along with this program; if not, see <https://www.gnu.org/licenses>.
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25 | #
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26 | # SPDX-License-Identifier: GPL-3.0-only
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27 | #
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28 |
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29 | #
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30 | # Determin script dir so we can source the common bits.
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31 | #
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32 | MY_SED=kmk_sed
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33 | MY_SCRIPT_DIR=`echo "$0" | "${MY_SED}" -e 's|\\\|/|g' -e 's|^\(.*\)/[^/][^/]*$|\1|'` # \ -> / is for windows.
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34 | if test "${MY_SCRIPT_DIR}" = "$0"; then
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35 | MY_SCRIPT_DIR=`pwd -L`
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36 | else
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37 | MY_SCRIPT_DIR=`cd "${MY_SCRIPT_DIR}"; pwd -L` # pwd is built into kmk_ash.
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38 | fi
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39 |
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40 | #
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41 | # This does a lot.
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42 | #
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43 | MY_SCRIPT_NAME="backport-merge.sh"
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44 | . "${MY_SCRIPT_DIR}/backport-common.sh"
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45 |
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46 | #
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47 | # Check that the branch is clean if first revision.
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48 | #
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49 | if test -n "${MY_FIRST_REV}"; then
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50 | MY_STATUS=`"${MY_SVN}" status -q "${MY_BRANCH_DIR}"`
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51 | if test -n "${MY_STATUS}"; then
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52 | echo "error: Branch already has changes pending..."
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53 | "${MY_SVN}" status -q "${MY_BRANCH_DIR}"
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54 | exit 1;
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55 | fi
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56 | test -z "${MY_DEBUG}" || echo "debug: Found no pending changes on branch."
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57 | fi
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58 |
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59 | #
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60 | # Update branch if requested.
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61 | #
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62 | if test -n "${MY_UPDATE_FIRST}"; then
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63 | if ! "${MY_SVN}" update "${MY_BRANCH_DIR}" --ignore-externals; then
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64 | echo "error: branch updating failed..."
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65 | exit 1;
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66 | fi
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67 | test -z "${MY_DEBUG}" || echo "debug: Updated the branch."
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68 | fi
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69 |
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70 | #
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71 | # Do the merging.
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72 | #
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73 | MY_DONE_REVS=
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74 | MY_FAILED_REV=
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75 | MY_TODO_REVS=
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76 | test -n "${MY_DEBUG}" && echo "MY_REVISIONS=${MY_REVISIONS}"
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77 | for MY_REV in ${MY_REVISIONS};
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78 | do
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79 | MY_MERGE_ARGS=
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80 | if test -z "${MY_FAILED_REV}"; then
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81 | echo "***"
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82 | echo "*** Merging r${MY_REV} ..."
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83 | echo "***"
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84 | if [ -n "${MY_FORCE}" ]; then
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85 | MY_MERGE_ARGS="$MY_MERGE_ARGS --ignore-ancestry"
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86 | fi
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87 | if "${MY_SVN}" merge ${MY_MERGE_ARGS} "${MY_TRUNK_DIR}" "${MY_BRANCH_DIR}" -c ${MY_REV}; then
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88 | # Check for conflict.
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89 | MY_CONFLICTS=`"${MY_SVN}" status "${MY_BRANCH_DIR}" | "${MY_SED}" -n -e '/^C/p'`
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90 | if test -z "${MY_CONFLICTS}"; then
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91 | if test -z "${MY_DONE_REVS}"; then
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92 | MY_DONE_REVS=${MY_REV}
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93 | else
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94 | MY_DONE_REVS="${MY_DONE_REVS} ${MY_REV}"
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95 | fi
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96 | else
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97 | echo '!!!'" Have conflicts after merging ${MY_REV}."
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98 | MY_FAILED_REV=${MY_REV}
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99 | fi
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100 | else
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101 | echo '!!!'" Failed merging r${MY_REV}."
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102 | MY_FAILED_REV=${MY_REV}
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103 | fi
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104 | else
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105 | if test -z "${MY_TODO_REVS}"; then
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106 | MY_TODO_REVS=${MY_REV}
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107 | else
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108 | MY_TODO_REVS="${MY_TODO_REVS} ${MY_REV}"
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109 | fi
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110 | fi
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111 | done
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112 |
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113 | if test -z "${MY_FAILED_REV}"; then
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114 | echo "* Successfully merged all revision (${MY_DONE_REVS})."
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115 | exit 0;
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116 | fi
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117 | if test -n "${MY_DONE_REVS}"; then
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118 | echo "* Successfully merged: ${MY_DONE_REVS}"
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119 | fi
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120 | if test -n "${MY_TODO_REVS}"; then
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121 | echo "* Revisions left todo: ${MY_TODO_REVS}"
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122 | fi
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123 | exit 1;
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