; ReadINIStrWithDefault 1.1 (2009-05-12)
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;
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; Substitutes a default value if the INI is undefined
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; Copyright 2008-2009 John T. Haller of PortableApps.com
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; Released under the BSD
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;
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; Usage: ${ReadINIStrWithDefault} OUTPUT_VALUE INI_FILENAME SECTION_NAME ENTRY_NAME DEFAULT_VALUE
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;
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; History:
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; 1.1 (2009-05-12): Fixed error with $0 and $2 being swapped
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Function ReadINIStrWithDefault
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;Start with a clean slate
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ClearErrors
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;Get our parameters
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Exch $0 ;DEFAULT_VALUE
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Exch
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Exch $1 ;ENTRY_NAME
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Exch 2
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Exch $2 ;SECTION_NAME
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Exch 3
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Exch $3 ;INI_FILENAME
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Push $4 ;OUTPUT_VALUE
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;Read from the INI
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ReadINIStr $4 $3 $2 $1
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IfErrors 0 +3
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StrCpy $4 $0
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ClearErrors
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;Keep the variable for last
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StrCpy $0 $4
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;Clear the stack
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Pop $4
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Pop $3
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Exch 2
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Pop $2
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Pop $1
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;Reset the last variable and leave our result on the stack
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Exch $0
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FunctionEnd
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!macro ReadINIStrWithDefault OUTPUT_VALUE INI_FILENAME SECTION_NAME ENTRY_NAME DEFAULT_VALUE
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Push `${INI_FILENAME}`
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Push `${SECTION_NAME}`
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Push `${ENTRY_NAME}`
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Push `${DEFAULT_VALUE}`
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Call ReadINIStrWithDefault
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Pop `${OUTPUT_VALUE}`
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!macroend
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!define ReadINIStrWithDefault '!insertmacro "ReadINIStrWithDefault"'
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