IBM Prerequisite Scanner, User Manual

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Parent functions
Table 44. Parent functions calling versionCompare
Parent Function, Script Description
db2.home_compare.sh Compares the real and expected values for
the disk space for DB2 HOME prerequisite
property.
oracle.Client_compare.sh Compares the real and expected values for
the Oracle client prerequisite property.
os.locale_compare.sh Compares the real and expected values for
the OS locale prerequisite property.
os.MozillaVersion_compare.sh Compares the real and expected values for
Mozilla Firefox prerequisite property.
os.package.perl_compare.sh Compares the real and expected values for
Perl package prerequisite property. Calls
itself.
os.RAMSize_compare.sh Compares the real and expected values for
the RAM prerequisite property.
os.space_compare.sh Compares the real and expected values for
available disk space prerequisite property.
OS_Version_compare.sh Compares the real and expected values for
the OS version prerequisite property.
Syntax
versionCompare real expected
Input parameters
String $real
Contains the actual value for a prerequisite property.
String $expected
Contains the expected value for a prerequisite property.
Return values
Integer 0
Returns the 0 return code if the real and the expected values are equal. The
parent function returns "PASS".
Special case: Returns the 0 return code and exits if the function receives empty
input parameters.
Integer -1
Returns the -1 return code if the real value is less than the expected value. The
parent function returns "FAIL".
Returns the -1 return code and exits if the function receives the second input
parameter is empty.
Integer 1
Returns the 1 return code if the real value is greater than the expected value.
The parent function returns "PASS".
Returns the 1 return code and exits if the function receives the first input
parameter is empty.
Appendix J. Other functions for UNIX systems
143