81 lines
2.0 KiB
Plaintext
81 lines
2.0 KiB
Plaintext
;********************************************************************************
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; @module string
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; @type utility
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; @details
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; String utility
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;********************************************************************************
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.ifndef INCLUDE_STRING
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INCLUDE_STRING = 1
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.include "system/system.h65"
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.scope str
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Import str, strf
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Import str, hex_char_to_uint8, hex_str_to_uint, uint8_to_hex_str
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.macro _StrfStoreArg arg
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.if (.not .blank(arg))
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.if .match(arg, x)
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stx ARG4 + @N_ARGS
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.elseif .match(arg, y)
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sty ARG4 + @N_ARGS
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.else
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lda arg
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sta ARG4 + @N_ARGS
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.endif
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@N_ARGS .set (@N_ARGS + 1)
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.endif
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.endmacro
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;********************************************************************************
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; @function Macro for passing arguments to strf
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; @param fmt: Format string address or string literal
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; @param out: Output string address
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; @param x0-x9: Additional parameters
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; @warning Addresses as additional paramters must be passed like this `#<addr,#>addr`
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; @modifies: A, X, Y
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; @see strf
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;********************************************************************************
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.macro Strf fmt,out,x0,x1,x2,x3,x4,x5,x6,x7,x8,x9
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@N_ARGS .set 0 ; @ so that it doesnt break cheap labels
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.if .match(fmt, "") ; fmt is a string literal -> store in rodata
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.pushseg
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.rodata
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: .asciiz fmt
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.popseg
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lda #<:-
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sta ARG0
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lda #>:-
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sta ARG1
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.else ; message is not a string
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lda #<fmt
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sta ARG0
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lda #>fmt
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sta ARG1
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.endif
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lda #<out
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sta ARG2
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lda #>out
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sta ARG3
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_StrfStoreArg x0
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_StrfStoreArg x1
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_StrfStoreArg x2
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_StrfStoreArg x3
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_StrfStoreArg x4
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_StrfStoreArg x5
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_StrfStoreArg x6
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_StrfStoreArg x7
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_StrfStoreArg x8
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_StrfStoreArg x9
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jsr str::strf
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; .out .sprintf("info: Strf: called with %d arguments", @N_ARGS)
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.endmacro
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; TODO allocate zp memory
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fmt_idx = $30
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out_idx = $31
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.endscope
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.endif ; guard
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