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ctype for sjis characters
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sjis ctypecrypt example

This is a slow ctype library for sjis characters. 高速ではないシフトジス用の ctype 文字類識別ライブラリです。

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Revision	06d49b2c8b74fa86d461c88ed00c006286732b95 (tree)
Time	2014-01-03 14:46:59
Author	Joel Matthew Rees <reiisi@user...>
Commiter	Joel Matthew Rees

Log Message

getting real close to ready for hexdump

Change Summary

modified: sjhexdump.c (diff)

Incremental Difference

--- a/sjhexdump.c

+++ b/sjhexdump.c

		@@ -21,7 +21,7 @@ char chbuff[ BUFFSIZE ];
21	21	char hexbuff[ BUFFSIZE * 3 ];
22	22
23	23
24		-#define TOHEX( c ) ( (char) ( ( (c) <= 9 ) ? (c) + '0' : (c) + 'A' - 1 ) )
	24	+#define TOHEX( c ) ( (char) ( ( (c) <= 9 ) ? (c) + '0' : (c) + 'A' - 10 ) )
25	25
26	26	int formatHexByte( int byte, char * target )
27	27	{

		@@ -35,7 +35,7 @@ int formatHexByte( int byte, char * target )
35	35	}
36	36
37	37
38		-int main( void )
	38	+int main( int argc, char * argv[] )
39	39	{
40	40	FILE * in = stdin;
41	41	unsigned long address = 0; /* 4ギガより小さいファイル。 */

		@@ -44,6 +44,15 @@ int main( void )
44	44	int hexcolumn = 0;
45	45	int ch;
46	46
	47	+ if ( argc > 1 )
	48	+ {
	49	+ in = fopen( argv[ 1 ], "rb" );
	50	+ if ( in == NULL )
	51	+ {
	52	+ return EXIT_FAILURE;
	53	+ }
	54	+ }
	55	+
47	56	do
48	57	{
49	58	if ( ( ch = fgetc( in ) ) != EOF )

		@@ -54,7 +63,10 @@ int main( void )
54	63	if ( ( column >= columnLimit ) \|\| ( ch == EOF ) )
55	64	{
56	65	hexbuff[ hexcolumn ] = chbuff[ column ] = '\0';
57		- printf( "0x%08x: %s %s\n", address, hexbuff, chbuff );
	66	+ printf( "0x%08x: %s %s\n",
	67	+ address,
	68	+ -columnLimit * 3, hexbuff,
	69	+ -columnLimit, chbuff );
58	70	column = 0;
59	71	hexcolumn = 0;
60	72	address += columnLimit;