Annotation of /alx-src/trunk/alxinstall-ng/functions/generic.sh
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Revision 6831 -
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Thu Jul 23 12:04:49 2015 UTC (8 years, 9 months ago) by niro
File MIME type: application/x-sh
File size: 1164 byte(s)
Thu Jul 23 12:04:49 2015 UTC (8 years, 9 months ago) by niro
File MIME type: application/x-sh
File size: 1164 byte(s)
-introduce is_loc_mounted() function and set proper exit traps
| 1 | niro | 6829 | #!/bin/bash |
| 2 | # $Id$ | ||
| 3 | |||
| 4 | addconfig() | ||
| 5 | { | ||
| 6 | local opts | ||
| 7 | |||
| 8 | if [[ -z ${CONFIG} ]] | ||
| 9 | then | ||
| 10 | echo "You must define \$CONFIG varibale first!" | ||
| 11 | return 1 | ||
| 12 | fi | ||
| 13 | |||
| 14 | if [[ ! -d $(dirname ${CONFIG}) ]] | ||
| 15 | then | ||
| 16 | install -d $(dirname ${CONFIG}) | ||
| 17 | fi | ||
| 18 | |||
| 19 | # check for opts | ||
| 20 | case $1 in | ||
| 21 | -n) shift; opts=" -n" ;; | ||
| 22 | -e) shift; opts=" -e" ;; | ||
| 23 | esac | ||
| 24 | |||
| 25 | echo ${opts} "$@" >> ${CONFIG} | ||
| 26 | } | ||
| 27 | |||
| 28 | clearconfig() | ||
| 29 | { | ||
| 30 | if [[ -z ${CONFIG} ]] | ||
| 31 | then | ||
| 32 | echo "You must define \$CONFIG varibale first!" | ||
| 33 | return 1 | ||
| 34 | fi | ||
| 35 | |||
| 36 | if [[ ! -d $(dirname ${CONFIG}) ]] | ||
| 37 | then | ||
| 38 | install -d $(dirname ${CONFIG}) | ||
| 39 | fi | ||
| 40 | : > ${CONFIG} | ||
| 41 | } | ||
| 42 | niro | 6831 | |
| 43 | is_loc_mounted() | ||
| 44 | { | ||
| 45 | local mountpoint | ||
| 46 | local i | ||
| 47 | mountpoint=$1 | ||
| 48 | |||
| 49 | i="$(cat /proc/mounts | grep " ${mountpoint} " | cut -d ' ' -f2)" | ||
| 50 | [[ ${i} != ${mountpoint} ]] && return 1 | ||
| 51 | |||
| 52 | return 0 | ||
| 53 | } | ||
| 54 | |||
| 55 | trap_exit() | ||
| 56 | { | ||
| 57 | [[ -n ${SWAPHDD} ]] && swapoff ${SWAPHDD} | ||
| 58 | is_loc_mounted "${INSTALLPATH}/dev" && umount ${INSTALLPATH}/dev | ||
| 59 | is_loc_mounted "${INSTALLPATH}/proc" && umount ${INSTALLPATH}/proc | ||
| 60 | is_loc_mounted "${INSTALLPATH}/sys" && umount ${INSTALLPATH}/sys | ||
| 61 | is_loc_mounted "${INSTALLPATH}/boot" && umount ${INSTALLPATH}/boot | ||
| 62 | is_loc_mounted "${INSTALLPATH}" && umount ${INSTALLPATH} | ||
| 63 | echo "installation aborted" | ||
| 64 | exit 1 | ||
| 65 | } |