bingrep.bas

由一个古老的BASIC解释器改进而成, 保留了ANSI C固有的艺术美感.

rem bingrep
rem Find strings in binary files
rem (C) 2002 Julian Albo

open error as #1

find$= programarg$ (1)

if find$ = "" or programarg$ (2) = "" then print #1, "Usage: blassic bingrep string-to-find file(s)": exit 2

found= 0
param= 2

on error goto notopen

while programarg$ (param) <> ""

	filename$= programarg$ (param)
	load filename$, file$

	pos= instr (file$, find$)

	while pos > 0
		found= 1
		print filename$; " AT "; pos 
		pos= instr (pos + 1, file$, find$)
	wend

	label nextfile
	param= param + 1
wend

if found = 0 then exit 1
exit 0

label notopen
if err = 30 then print #1, filename$; " NOT FOUND": resume nextfile

print #1, "Error "; ERR; " en linea "; ERL
exit 3

rem End of bingrep