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; This software is provided 'as-is', without any express or implied warranty.
; In no event will the authors be held liable for any damages arising from the
; use of this software.
; Permission is granted to anyone to use this software for any purpose,
; including commercial applications, and to alter it and redistribute it freely,
; subject to the following restrictions:
; 1. The origin of this software must not be misrepresented; you must not claim
; that you wrote the original software. If you use this software in a product,
; an acknowledgment in the product documentation would be appreciated but is not
; required.
; 2. Altered source versions must be plainly marked as such, and must not be
; misrepresented as being the original software.
; 3. This notice may not be removed or altered from any source distribution.
; Function to replace text in a file, Author: Datenbert
!macro ReplaceInFile SOURCE_FILE SEARCH_TEXT REPLACEMENT
Push "${SOURCE_FILE}"
Push "${SEARCH_TEXT}"
Push "${REPLACEMENT}"
Call RIF
!macroend
Function RIF
ClearErrors ; want to be a newborn
Exch $0 ; REPLACEMENT
Exch
Exch $1 ; SEARCH_TEXT
Exch 2
Exch $2 ; SOURCE_FILE
Push $R0 ; SOURCE_FILE file handle
Push $R1 ; temporary file handle
Push $R2 ; unique temporary file name
Push $R3 ; a line to sar/save
Push $R4 ; shift puffer
IfFileExists $2 +1 RIF_error ; knock-knock
FileOpen $R0 $2 "r" ; open the door
GetTempFileName $R2 ; who's new?
FileOpen $R1 $R2 "w" ; the escape, please!
RIF_loop: ; round'n'round we go
FileRead $R0 $R3 ; read one line
IfErrors RIF_leaveloop ; enough is enough
RIF_sar: ; sar - search and replace
Push "$R3" ; (hair)stack
Push "$1" ; needle
Push "$0" ; blood
Call StrReplace ; do the bartwalk
StrCpy $R4 "$R3" ; remember previous state
Pop $R3 ; gimme s.th. back in return!
StrCmp "$R3" "$R4" +1 RIF_sar ; loop, might change again!
FileWrite $R1 "$R3" ; save the newbie
Goto RIF_loop ; gimme more
RIF_leaveloop: ; over'n'out, Sir!
FileClose $R1 ; S'rry, Ma'am - clos'n now
FileClose $R0 ; me 2
Delete "$2.old" ; go away, Sire
Rename "$2" "$2.old" ; step aside, Ma'am
Rename "$R2" "$2" ; hi, baby!
ClearErrors ; now i AM a newborn
Goto RIF_out ; out'n'away
RIF_error: ; ups - s.th. went wrong...
SetErrors ; ...so cry, boy!
RIF_out: ; your wardrobe?
Pop $R4
Pop $R3
Pop $R2
Pop $R1
Pop $R0
Pop $2
Pop $0
Pop $1
FunctionEnd
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