diff options
Diffstat (limited to 'usr.sbin')
| -rwxr-xr-x | usr.sbin/mergemaster/mergemaster.sh | 281 |
1 files changed, 167 insertions, 114 deletions
diff --git a/usr.sbin/mergemaster/mergemaster.sh b/usr.sbin/mergemaster/mergemaster.sh index 367d538..6e8bb64 100755 --- a/usr.sbin/mergemaster/mergemaster.sh +++ b/usr.sbin/mergemaster/mergemaster.sh @@ -42,6 +42,151 @@ display_help () { echo "* The -a option causes mergemaster to run without prompting" } + +# Loop allowing the user to use sdiff to merge files and display the merged +# file. +merge_loop () { + case "${VERBOSE}" in + '') ;; + *) + echo " *** Type h at the sdiff prompt (%) to get usage help" + ;; + esac + echo '' + MERGE_AGAIN=yes + while [ "${MERGE_AGAIN}" = "yes" ]; do + # Prime file.merged so we don't blat the owner/group id's + cp -p "${COMPFILE}" "${COMPFILE}.merged" + sdiff -o "${COMPFILE}.merged" --text --suppress-common-lines \ + --width=${SCREEN_WIDTH:-80} "${COMPFILE#.}" "${COMPFILE}" + INSTALL_MERGED=V + while [ "${INSTALL_MERGED}" = "v" -o "${INSTALL_MERGED}" = "V" ]; do + echo '' + echo " Use 'i' to install merged file" + echo " Use 'r' to re-do the merge" + echo " Use 'v' to view the merged file" + echo " Default is to leave the temporary file to deal with by hand" + echo '' + read -p " *** How should I deal with the merged file? [Leave it for later] " INSTALL_MERGED + + case "${INSTALL_MERGED}" in + [iI]) + mv "${COMPFILE}.merged" "${COMPFILE}" + echo '' + if mm_install "${COMPFILE}"; then + echo " *** Merged version of ${COMPFILE} installed successfully" + else + echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand later" + fi + unset MERGE_AGAIN + ;; + [rR]) + rm "${COMPFILE}.merged" + ;; + [vV]) + ${PAGER} "${COMPFILE}.merged" + ;; + '') + echo " *** ${COMPFILE} will remain for your consideration" + unset MERGE_AGAIN + ;; + *) + echo "invalid choice: ${INSTALL_MERGED}" + INSTALL_MERGED=V + ;; + esac + done + done +} + +# Loop showing user differences between files, allow merge, skip or install +# options +diff_loop () { + + HANDLE_COMPFILE=v + + while [ "${HANDLE_COMPFILE}" = "v" -o "${HANDLE_COMPFILE}" = "V" -o "${HANDLE_COMPFILE}" = "NOT V" ]; do + if [ -f "${COMPFILE#.}" -a -f "${COMPFILE}" ]; then + if [ "${HANDLE_COMPFILE}" = "v" -o "${HANDLE_COMPFILE}" = "V" ]; then + ( + echo " *** Displaying differences between ${COMPFILE} and installed version:" + echo '' + diff "${DIFF_FLAG}" "${COMPFILE#.}" "${COMPFILE}" + ) | ${PAGER} + echo '' + fi + else + echo " *** There is no installed version of ${COMPFILE}" + NO_INSTALLED=yes + fi + + echo " Use 'd' to delete the temporary ${COMPFILE}" + echo " Use 'i' to install the temporary ${COMPFILE}" + case "${NO_INSTALLED}" in + '') + echo " Use 'm' to merge the old and new versions" + echo " Use 'v' to view to differences between the old and new versions again" + ;; + esac + echo '' + echo " Default is to leave the temporary file to deal with by hand" + echo '' + read -p "How should I deal with this? [Leave it for later] " HANDLE_COMPFILE + case "${HANDLE_COMPFILE}" in + [dD]) + rm "${COMPFILE}" + echo '' + echo " *** Deleting ${COMPFILE}" + ;; + [iI]) + echo '' + if mm_install "${COMPFILE}"; then + echo " *** ${COMPFILE} installed successfully" + else + echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand" + fi + ;; + [mM]) + case "${NO_INSTALLED}" in + '') + # interact with user to merge files + merge_loop + ;; + *) + echo '' + echo " *** There is no installed version of ${COMPFILE}" + echo '' + HANDLE_COMPFILE="NOT V" + ;; + esac # End of "No installed version of file but user selected merge" test + ;; + [vV]) + continue + ;; + '') + echo '' + echo " *** ${COMPFILE} will remain for your consideration" + ;; + *) + # invalid choice, show menu again. + echo "invalid choice: ${HANDLE_COMPFILE}" + echo '' + HANDLE_COMPFILE="NOT V" + continue + ;; + esac # End of "How to handle files that are different" + done + echo '' + unset NO_INSTALLED + echo '' + case "${VERBOSE}" in + '') ;; + *) + sleep 3 + ;; + esac +} + # Set the default path for the temporary root environment # TEMPROOT='/var/tmp/temproot' @@ -107,7 +252,7 @@ echo '' # case "${DONT_CHECK_PAGER}" in '') - if [ -n "${PAGER}" -a ! -x "${PAGER%% *}" ]; then + while [ "${PAGER}" != "more" -a -n "${PAGER}" -a ! -x "${PAGER%% *}" ]; do echo " *** Your PAGER environment variable specifies '${PAGER}', but" echo " I cannot execute it. In general it is good practice to" echo " specify the full path for environment variables like" @@ -123,18 +268,23 @@ case "${DONT_CHECK_PAGER}" in echo '' read -p "What should I do? [Use 'more'] " FIXPAGER case "${FIXPAGER}" in - [eE]*) + [eE]) exit 0 ;; - [lL]*) - PAGER=/usr/local/bin/less + [lL]) + if [ -x /usr/local/bin/less ]; then + PAGER=/usr/local/bin/less + fi ;; - *) + '') PAGER=more ;; + *) + echo '' + echo "invalid choice: ${FIXPAGER}" esac echo '' - fi + done ;; esac @@ -179,26 +329,31 @@ case "${RERUN}" in echo '' read -p "How should I deal with this? [Use the existing ${TEMPROOT}] " DELORNOT case "${DELORNOT}" in - [dD]*) + [dD]) echo '' echo " *** Deleting the old ${TEMPROOT}" echo '' rm -rf "${TEMPROOT}" unset TEST_TEMP_ROOT ;; - [tT]*) + [tT]) echo " *** Enter new directory name for temporary root environment" read TEMPROOT ;; - [eE]*) + [eE]) exit 0 ;; - *) + '') echo '' echo " *** Leaving ${TEMPROOT} intact" echo '' unset TEST_TEMP_ROOT ;; + *) + echo '' + echo "invalid choice: ${DELORNOT}" + echo '' + ;; esac ;; *) @@ -500,110 +655,8 @@ for COMPFILE in `find . -type f -size +0`; do # case "${AUTO_RUN}" in '') - echo '' - if [ -f "${COMPFILE#.}" -a -f "${COMPFILE}" ]; then - echo " *** Displaying differences between ${COMPFILE} and installed version" - echo '' - diff "${DIFF_FLAG}" "${COMPFILE#.}" "${COMPFILE}" | ${PAGER} - echo '' - else - echo " *** There is no installed version of ${COMPFILE}" - NO_INSTALLED=yes - fi - echo " Use 'd' to delete the temporary ${COMPFILE}" - echo " Use 'i' to install the temporary ${COMPFILE}" - case "${NO_INSTALLED}" in - '') - echo " Use 'm' to merge the old and new versions" - ;; - esac - echo '' - echo " Default is to leave the temporary file to deal with by hand" - echo '' - read -p "How should I deal with this? [Leave it for later] " HANDLE_COMPFILE - case "${HANDLE_COMPFILE}" in - [dD]*) - rm "${COMPFILE}" - echo '' - echo " *** Deleting ${COMPFILE}" - ;; - [iI]*) - echo '' - if mm_install "${COMPFILE}"; then - echo " *** ${COMPFILE} installed successfully" - else - echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand" - fi - ;; - [mM]*) - case "${NO_INSTALLED}" in - '') - case "${VERBOSE}" in - '') ;; - *) - echo " *** Type h at the sdiff prompt (%) to get usage help" - ;; - esac - echo '' - MERGE_AGAIN=yes - while [ "${MERGE_AGAIN}" = "yes" ]; do - # Prime file.merged so we don't blat the owner/group id's - cp -p "${COMPFILE}" "${COMPFILE}.merged" - sdiff -o "${COMPFILE}.merged" --text --suppress-common-lines \ - --width=${SCREEN_WIDTH:-80} "${COMPFILE#.}" "${COMPFILE}" - - echo '' - echo " Use 'i' to install merged file" - echo " Use 'r' to re-do the merge" - echo " Default is to leave the temporary file to deal with by hand" - echo '' - read -p " *** How should I deal with the merged file? [Leave it for later] " INSTALL_MERGED - - case "${INSTALL_MERGED}" in - [iI]*) - mv "${COMPFILE}.merged" "${COMPFILE}" - echo '' - if mm_install "${COMPFILE}"; then - echo " *** Merged version of ${COMPFILE} installed successfully" - else - echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand later" - fi - unset MERGE_AGAIN - ;; - [rR]*) - rm "${COMPFILE}.merged" - ;; - *) - echo " *** ${COMPFILE} will remain for your consideration" - unset MERGE_AGAIN - ;; - esac - done - ;; - *) - echo '' - echo " *** There is no installed version of ${COMPFILE}" - echo " to merge so it will remain to install by hand later" - echo '' - echo " *** Press [Enter] or [Return] key to continue" - read ANY_KEY - unset ANY_KEY - ;; - esac # End of "No installed version of file but user selected merge" test - ;; - *) - echo '' - echo " *** ${COMPFILE} will remain for your consideration" - ;; - esac # End of "How to handle files that are different" - unset NO_INSTALLED - echo '' - case "${VERBOSE}" in - '') ;; - *) - sleep 3 - ;; - esac + # prompt user to install/delete/merge changes + diff_loop ;; *) # If this is an auto run, make it official |
