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implement checkVersion()

This commit is contained in:
belliash 2011-12-31 11:59:56 +01:00
parent 8194ad519a
commit 2080c0679a
1 changed files with 31 additions and 0 deletions
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31
libraries/common
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@ -3,6 +3,37 @@
# Distributed under the terms of the GNU General Public License v3
#-------------------------------------------------------------------------------
# Tests for a minimum version level by comparing version numbers
# Parameters: %min_version% %test_version%
#-------------------------------------------------------------------------------
function checkVersion() {
local REF="${1}"
local TST="${2}"
saveIFS ".-(pa"
set -- ${REF}
local REF_MAJOR=${1}
local REF_MINOR=${2}
local REF_PATCH=${3}
set -- ${TST}
local TST_MAJOR=${1}
local TST_MINOR=${2}
local TST_PATCH=${3}
restoreIFS
if [[ ${TST_MAJOR} -gt ${REF_MAJOR} ]]; then
return 0
elif [[ ${TST_MAJOR} -eq ${REF_MAJOR} ]]; then
if [[ ${TST_MINOR} -gt ${REF_MINOR} ]]; then
return 0
elif [[ ${TST_MINOR} -eq ${REF_MINOR} ]]; then
if [[ ${TST_PATCH} -ge ${REF_PATCH} ]]; then
return 0
fi
fi
fi
return 1
}
#-------------------------------------------------------------------------------
# Outputs formatted error message and aborts script execution with given code
# Parameters: %message% %code%