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nkf.c
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nkf.c
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/** Network Kanji Filter. (PDS Version)
************************************************************************
** Copyright (C) 1987, Fujitsu LTD. (Itaru ICHIKAWA)
** $BO"Mm@h!'(B $B!J3t!KIY;NDL8&5f=j!!%=%U%H#38&!!;T@n!!;j(B
** $B!J(BE-Mail Address: [email protected]$B!K(B
** Copyright (C) 1996,1998
** Copyright (C) 2002
** $BO"Mm@h!'(B $BN05eBg3X>pJs9)3X2J(B $B2OLn(B $B??<#(B mime/X0208 support
** $B!J(BE-Mail Address: [email protected]$B!K(B
** $BO"Mm@h!'(B COW for DOS & Win16 & Win32 & OS/2
** $B!J(BE-Mail Address: [email protected]$B!K(B
**
** $B$3$N%=!<%9$N$$$+$J$kJ#<L!$2~JQ!$=$@5$b5vBz$7$^$9!#$?$@$7!"(B
** $B$=$N:]$K$O!"C/$,9W8%$7$?$r<($9$3$NItJ,$r;D$9$3$H!#(B
** $B:FG[I[$d;(;o$NIUO?$J$I$NLd$$9g$o$;$bI,MW$"$j$^$;$s!#(B
** $B1DMxMxMQ$b>e5-$KH?$7$J$$HO0O$G5v2D$7$^$9!#(B
** $B%P%$%J%j$NG[I[$N:]$K$O(Bversion message$B$rJ]B8$9$k$3$H$r>r7o$H$7$^$9!#(B
** $B$3$N%W%m%0%i%`$K$D$$$F$OFC$K2?$NJ]>Z$b$7$J$$!"0-$7$+$i$:!#(B
**
** Everyone is permitted to do anything on this program
** including copying, modifying, improving,
** as long as you don't try to pretend that you wrote it.
** i.e., the above copyright notice has to appear in all copies.
** Binary distribution requires original version messages.
** You don't have to ask before copying, redistribution or publishing.
** THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE.
***********************************************************************/
/***********************************************************************
** UTF-8 $B%5%]!<%H$K$D$$$F(B
** $B=>Mh$N(B nkf $B$HF~$l$+$($F$=$N$^$^;H$($k$h$&$K$J$C$F$$$^$9(B
** nkf -e $B$J$I$H$7$F5/F0$9$k$H!"<+F0H=JL$G(B UTF-8 $B$HH=Dj$5$l$l$P!"(B
** $B$=$N$^$^(B euc-jp $B$KJQ49$5$l$^$9(B
**
** $B$^$@%P%0$,$"$k2DG=@-$,9b$$$G$9!#(B
** ($BFC$K<+F0H=JL!"%3!<%I:.:_!"%(%i!<=hM}7O(B)
**
** $B2?$+LdBj$r8+$D$1$?$i!"(B
** E-Mail: [email protected]
** $B$^$G8fO"Mm$r$*4j$$$7$^$9!#(B
***********************************************************************/
#include "config.h"
static char *CopyRight =
"Copyright (C) 1987, FUJITSU LTD. (I.Ichikawa),2000 S. Kono, COW, 2002-2003 Kono, Furukawa";
static char *Version =
"2.0";
static char *Patchlevel =
"3/0301/Shinji Kono";
/*
**
**
**
** USAGE: nkf [flags] [file]
**
** Flags:
** b Output is bufferred (DEFAULT)
** u Output is unbufferred
**
** t no operation
**
** j Outout code is JIS 7 bit (DEFAULT SELECT)
** s Output code is MS Kanji (DEFAULT SELECT)
** e Output code is AT&T JIS (DEFAULT SELECT)
** w Output code is AT&T JIS (DEFAULT SELECT)
** l Output code is JIS 7bit and ISO8859-1 Latin-1
**
** m MIME conversion for ISO-2022-JP
** I Convert non ISO-2022-JP charactor to GETA by Pekoe <[email protected]>
** i_ Output sequence to designate JIS-kanji (DEFAULT_J)
** o_ Output sequence to designate single-byte roman characters (DEFAULT_R)
** M MIME output conversion
**
** r {de/en}crypt ROT13/47
**
** v display Version
**
** T Text mode output (for MS-DOS)
**
** x Do not convert X0201 kana into X0208
** Z Convert X0208 alphabet to ASCII
**
** f60 fold option
**
** m MIME decode
** B try to fix broken JIS, missing Escape
** B[1-9] broken level
**
** O Output to 'nkf.out' file or last file name
** d Delete \r in line feed
** c Add \r in line feed
** -- other long option
** -- ignore following option (don't use with -O )
**
**/
#if (defined(__TURBOC__) || defined(_MSC_VER) || defined(LSI_C)) && !defined(MSDOS)
#define MSDOS
#if (defined(__Win32__) || defined(_WIN32)) && !defined(__WIN32__)
#define __WIN32__
#endif
#endif
#ifdef PERL_XS
#undef OVERWRITE
#endif
#ifndef PERL_XS
#include <stdio.h>
#endif
#include <stdlib.h>
#include <string.h>
#if defined(MSDOS) || defined(__OS2__)
#include <fcntl.h>
#include <io.h>
#endif
#ifdef MSDOS
#ifdef LSI_C
#define setbinmode(fp) fsetbin(fp)
#else /* Microsoft C, Turbo C */
#define setbinmode(fp) setmode(fileno(fp), O_BINARY)
#endif
#else /* UNIX,OS/2 */
#define setbinmode(fp)
#endif
#ifdef _IOFBF /* SysV and MSDOS, Windows */
#define setvbuffer(fp, buf, size) setvbuf(fp, buf, _IOFBF, size)
#else /* BSD */
#define setvbuffer(fp, buf, size) setbuffer(fp, buf, size)
#endif
/*Borland C++ 4.5 EasyWin*/
#if defined(__TURBOC__) && defined(_Windows) && !defined(__WIN32__) /*Easy Win */
#define EASYWIN
#ifndef __WIN16__
#define __WIN16__
#endif
#include <windows.h>
#endif
#ifdef OVERWRITE
/* added by [email protected] */
#include <sys/stat.h>
#ifndef MSDOS /* UNIX, OS/2 */
#include <unistd.h>
#include <utime.h>
#else
#if defined(_MSC_VER) /* VC++ */
#include <sys/utime.h>
#elif defined(__TURBOC__) /* BCC */
#include <utime.h>
#elif defined(LSI_C) /* LSI C */
#endif
#endif
#endif
#define FALSE 0
#define TRUE 1
/* state of output_mode and input_mode
c2 0 means ASCII
X0201
ISO8859_1
X0208
EOF all termination
c1 32bit data
*/
#define ASCII 0
#define X0208 1
#define X0201 2
#define ISO8859_1 8
#define NO_X0201 3
/* Input Assumption */
#define JIS_INPUT 4
#define SJIS_INPUT 5
#define LATIN1_INPUT 6
#define FIXED_MIME 7
#define STRICT_MIME 8
/* MIME ENCODE */
#define ISO2022JP 9
#define JAPANESE_EUC 10
#define SHIFT_JIS 11
#define UTF8 12
#define UTF8_INPUT 13
#define UTF16_INPUT 14
#define UTF16BE_INPUT 15
#define WISH_TRUE 15
/* ASCII CODE */
#define BS 0x08
#define NL 0x0a
#define CR 0x0d
#define ESC 0x1b
#define SPACE 0x20
#define AT 0x40
#define SSP 0xa0
#define DEL 0x7f
#define SI 0x0f
#define SO 0x0e
#define SSO 0x8e
#define is_alnum(c) \
(('a'<=c && c<='z')||('A'<= c && c<='Z')||('0'<=c && c<='9'))
#define HOLD_SIZE 1024
#define IOBUF_SIZE 16384
#define DEFAULT_J 'B'
#define DEFAULT_R 'B'
#define SJ0162 0x00e1 /* 01 - 62 ku offset */
#define SJ6394 0x0161 /* 63 - 94 ku offset */
#define RANGE_NUM_MAX 18
#define GETA1 0x22
#define GETA2 0x2e
#if defined( UTF8_OUTPUT_ENABLE ) || defined( UTF8_INPUT_ENABLE )
#define sizeof_euc_utf8 94
#define sizeof_euc_to_utf8_1byte 94
#define sizeof_euc_to_utf8_2bytes 94
#define sizeof_utf8_to_euc_C2 64
#define sizeof_utf8_to_euc_E5B8 64
#define sizeof_utf8_to_euc_2bytes 112
#define sizeof_utf8_to_euc_3bytes 112
#endif
/* MIME preprocessor */
#ifdef EASYWIN /*Easy Win */
extern POINT _BufferSize;
#endif
/* function prototype */
#ifdef ANSI_C_PROTOTYPE
#define PROTO(x) x
#define STATIC static
#else
#define PROTO(x) ()
#define STATIC
#endif
struct input_code{
char *name;
int stat;
int score;
int index;
int buf[3];
void (*status_func)PROTO((struct input_code *, int));
int (*iconv_func)PROTO((int c2, int c1, int c0));
int _file_stat;
};
STATIC int noconvert PROTO((FILE *f));
STATIC int kanji_convert PROTO((FILE *f));
STATIC int h_conv PROTO((FILE *f,int c2,int c1));
STATIC int push_hold_buf PROTO((int c2));
STATIC void set_iconv PROTO((int f, int (*iconv_func)()));
STATIC int s_iconv PROTO((int c2,int c1,int c0));
STATIC int s2e_conv PROTO((int c2, int c1, int *p2, int *p1));
STATIC int e_iconv PROTO((int c2,int c1,int c0));
#ifdef UTF8_INPUT_ENABLE
STATIC int w2e_conv PROTO((int c2,int c1,int c0,int *p2,int *p1));
STATIC int w_iconv PROTO((int c2,int c1,int c0));
STATIC int w_iconv16 PROTO((int c2,int c1,int c0));
STATIC int w_iconv_common PROTO((int c1,int c0,unsigned short **pp,int psize,int *p2,int *p1));
#endif
#ifdef UTF8_OUTPUT_ENABLE
STATIC int e2w_conv PROTO((int c2,int c1));
STATIC void w_oconv PROTO((int c2,int c1));
STATIC void w_oconv16 PROTO((int c2,int c1));
#endif
STATIC void e_oconv PROTO((int c2,int c1));
STATIC void e2s_conv PROTO((int c2, int c1, int *p2, int *p1));
STATIC void s_oconv PROTO((int c2,int c1));
STATIC void j_oconv PROTO((int c2,int c1));
STATIC void fold_conv PROTO((int c2,int c1));
STATIC void cr_conv PROTO((int c2,int c1));
STATIC void z_conv PROTO((int c2,int c1));
STATIC void rot_conv PROTO((int c2,int c1));
STATIC void hira_conv PROTO((int c2,int c1));
STATIC void base64_conv PROTO((int c2,int c1));
STATIC void iso2022jp_check_conv PROTO((int c2,int c1));
STATIC void no_connection PROTO((int c2,int c1));
STATIC int no_connection2 PROTO((int c2,int c1,int c0));
STATIC void code_score PROTO((struct input_code *ptr));
STATIC void code_status PROTO((int c));
STATIC void std_putc PROTO((int c));
STATIC int std_getc PROTO((FILE *f));
STATIC int std_ungetc PROTO((int c,FILE *f));
STATIC int broken_getc PROTO((FILE *f));
STATIC int broken_ungetc PROTO((int c,FILE *f));
STATIC int mime_begin PROTO((FILE *f));
STATIC int mime_getc PROTO((FILE *f));
STATIC int mime_ungetc PROTO((int c,FILE *f));
STATIC int mime_begin_strict PROTO((FILE *f));
STATIC int mime_getc_buf PROTO((FILE *f));
STATIC int mime_ungetc_buf PROTO((int c,FILE *f));
STATIC int mime_integrity PROTO((FILE *f,unsigned char *p));
STATIC int base64decode PROTO((int c));
STATIC void mime_putc PROTO((int c));
STATIC void open_mime PROTO((int c));
STATIC void close_mime PROTO(());
STATIC void usage PROTO(());
STATIC void version PROTO(());
STATIC void options PROTO((unsigned char *c));
#ifdef PERL_XS
STATIC void reinit PROTO(());
#endif
/* buffers */
static unsigned char stdibuf[IOBUF_SIZE];
static unsigned char stdobuf[IOBUF_SIZE];
static unsigned char hold_buf[HOLD_SIZE*2];
static int hold_count;
/* MIME preprocessor fifo */
#define MIME_BUF_SIZE (1024) /* 2^n ring buffer */
#define MIME_BUF_MASK (MIME_BUF_SIZE-1)
#define Fifo(n) mime_buf[(n)&MIME_BUF_MASK]
static unsigned char mime_buf[MIME_BUF_SIZE];
static unsigned int mime_top = 0;
static unsigned int mime_last = 0; /* decoded */
static unsigned int mime_input = 0; /* undecoded */
/* flags */
static int unbuf_f = FALSE;
static int estab_f = FALSE;
static int nop_f = FALSE;
static int binmode_f = TRUE; /* binary mode */
static int rot_f = FALSE; /* rot14/43 mode */
static int hira_f = FALSE; /* hira/kata henkan */
static int input_f = FALSE; /* non fixed input code */
static int alpha_f = FALSE; /* convert JIx0208 alphbet to ASCII */
static int mime_f = STRICT_MIME; /* convert MIME B base64 or Q */
static int mimebuf_f = FALSE; /* MIME buffered input */
static int broken_f = FALSE; /* convert ESC-less broken JIS */
static int iso8859_f = FALSE; /* ISO8859 through */
static int mimeout_f = FALSE; /* base64 mode */
#if defined(MSDOS) || defined(__OS2__)
static int x0201_f = TRUE; /* Assume JISX0201 kana */
#else
static int x0201_f = NO_X0201; /* Assume NO JISX0201 */
#endif
static int iso2022jp_f = FALSE; /* convert ISO-2022-JP */
#ifdef UTF8_OUTPUT_ENABLE
static int w_oconv16_begin_f= 0; /* utf-16 header */
static int w_oconv16_LE = 0; /* utf-16 little endian */
#endif
#ifdef INPUT_OPTION
static int cap_f = FALSE;
static int (*i_cgetc)PROTO((FILE *)) = std_getc; /* input of cgetc */
static int (*i_cungetc)PROTO((int c ,FILE *f)) = std_ungetc;
STATIC int cap_getc PROTO((FILE *f));
STATIC int cap_ungetc PROTO((int c,FILE *f));
static int url_f = FALSE;
static int (*i_ugetc)PROTO((FILE *)) = std_getc; /* input of ugetc */
static int (*i_uungetc)PROTO((int c ,FILE *f)) = std_ungetc;
STATIC int url_getc PROTO((FILE *f));
STATIC int url_ungetc PROTO((int c,FILE *f));
static int numchar_f = FALSE;
static int (*i_ngetc)PROTO((FILE *)) = std_getc; /* input of ugetc */
static int (*i_nungetc)PROTO((int c ,FILE *f)) = std_ungetc;
STATIC int numchar_getc PROTO((FILE *f));
STATIC int numchar_ungetc PROTO((int c,FILE *f));
#endif
#ifdef CHECK_OPTION
static int noout_f = FALSE;
STATIC void no_putc PROTO((int c));
static int debug_f = FALSE;
STATIC void debug PROTO((char *str));
#endif
#ifdef SHIFTJIS_CP932
STATIC int cp932_f = FALSE;
#define CP932_TABLE_BEGIN (0xfa)
#define CP932_TABLE_END (0xfc)
#endif /* SHIFTJIS_CP932 */
STATIC void e_status PROTO((struct input_code *, int));
STATIC void s_status PROTO((struct input_code *, int));
#ifdef UTF8_INPUT_ENABLE
STATIC void w_status PROTO((struct input_code *, int));
STATIC void w16_status PROTO((struct input_code *, int));
static int utf16_mode = UTF16_INPUT;
#endif
struct input_code input_code_list[] = {
{"EUC-JP", 0, 0, 0, {0, 0, 0}, e_status, e_iconv, 0},
{"Shift_JIS", 0, 0, 0, {0, 0, 0}, s_status, s_iconv, 0},
{"UTF-8", 0, 0, 0, {0, 0, 0}, w_status, w_iconv, 0},
{"UTF-16", 0, 0, 0, {0, 0, 0}, w16_status, w_iconv16, 0},
{0}
};
static int mimeout_mode = 0;
static int base64_count = 0;
/* X0208 -> ASCII converter */
/* fold parameter */
static int f_line = 0; /* chars in line */
static int f_prev = 0;
static int fold_preserve_f = FALSE; /* preserve new lines */
static int fold_f = FALSE;
static int fold_len = 0;
/* options */
static unsigned char kanji_intro = DEFAULT_J,
ascii_intro = DEFAULT_R;
/* Folding */
#define FOLD_MARGIN 10
#define DEFAULT_FOLD 60
static int fold_margin = FOLD_MARGIN;
/* converters */
#ifdef DEFAULT_CODE_JIS
# define DEFAULT_CONV j_oconv
#endif
#ifdef DEFAULT_CODE_SJIS
# define DEFAULT_CONV s_oconv
#endif
#ifdef DEFAULT_CODE_EUC
# define DEFAULT_CONV e_oconv
#endif
#ifdef DEFAULT_CODE_UTF8
# define DEFAULT_CONV w_oconv
#endif
/* process default */
static void (*output_conv)PROTO((int c2,int c1)) = DEFAULT_CONV;
static void (*oconv)PROTO((int c2,int c1)) = no_connection;
/* s_iconv or oconv */
static int (*iconv)PROTO((int c2,int c1,int c0)) = no_connection2;
static void (*o_zconv)PROTO((int c2,int c1)) = no_connection;
static void (*o_fconv)PROTO((int c2,int c1)) = no_connection;
static void (*o_crconv)PROTO((int c2,int c1)) = no_connection;
static void (*o_rot_conv)PROTO((int c2,int c1)) = no_connection;
static void (*o_hira_conv)PROTO((int c2,int c1)) = no_connection;
static void (*o_base64conv)PROTO((int c2,int c1)) = no_connection;
static void (*o_iso2022jp_check_conv)PROTO((int c2,int c1)) = no_connection;
/* static redirections */
static void (*o_putc)PROTO((int c)) = std_putc;
static int (*i_getc)PROTO((FILE *f)) = std_getc; /* general input */
static int (*i_ungetc)PROTO((int c,FILE *f)) =std_ungetc;
static int (*i_bgetc)PROTO((FILE *)) = std_getc; /* input of mgetc */
static int (*i_bungetc)PROTO((int c ,FILE *f)) = std_ungetc;
static void (*o_mputc)PROTO((int c)) = std_putc ; /* output of mputc */
static int (*i_mgetc)PROTO((FILE *)) = std_getc; /* input of mgetc */
static int (*i_mungetc)PROTO((int c ,FILE *f)) = std_ungetc;
/* for strict mime */
static int (*i_mgetc_buf)PROTO((FILE *)) = std_getc; /* input of mgetc_buf */
static int (*i_mungetc_buf)PROTO((int c,FILE *f)) = std_ungetc;
/* Global states */
static int output_mode = ASCII, /* output kanji mode */
input_mode = ASCII, /* input kanji mode */
shift_mode = FALSE; /* TRUE shift out, or X0201 */
static int mime_decode_mode = FALSE; /* MIME mode B base64, Q hex */
/* X0201 / X0208 conversion tables */
/* X0201 kana conversion table */
/* 90-9F A0-DF */
static
unsigned char cv[]= {
0x21,0x21,0x21,0x23,0x21,0x56,0x21,0x57,
0x21,0x22,0x21,0x26,0x25,0x72,0x25,0x21,
0x25,0x23,0x25,0x25,0x25,0x27,0x25,0x29,
0x25,0x63,0x25,0x65,0x25,0x67,0x25,0x43,
0x21,0x3c,0x25,0x22,0x25,0x24,0x25,0x26,
0x25,0x28,0x25,0x2a,0x25,0x2b,0x25,0x2d,
0x25,0x2f,0x25,0x31,0x25,0x33,0x25,0x35,
0x25,0x37,0x25,0x39,0x25,0x3b,0x25,0x3d,
0x25,0x3f,0x25,0x41,0x25,0x44,0x25,0x46,
0x25,0x48,0x25,0x4a,0x25,0x4b,0x25,0x4c,
0x25,0x4d,0x25,0x4e,0x25,0x4f,0x25,0x52,
0x25,0x55,0x25,0x58,0x25,0x5b,0x25,0x5e,
0x25,0x5f,0x25,0x60,0x25,0x61,0x25,0x62,
0x25,0x64,0x25,0x66,0x25,0x68,0x25,0x69,
0x25,0x6a,0x25,0x6b,0x25,0x6c,0x25,0x6d,
0x25,0x6f,0x25,0x73,0x21,0x2b,0x21,0x2c,
0x00,0x00};
/* X0201 kana conversion table for daguten */
/* 90-9F A0-DF */
static
unsigned char dv[]= {
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x25,0x74,
0x00,0x00,0x00,0x00,0x25,0x2c,0x25,0x2e,
0x25,0x30,0x25,0x32,0x25,0x34,0x25,0x36,
0x25,0x38,0x25,0x3a,0x25,0x3c,0x25,0x3e,
0x25,0x40,0x25,0x42,0x25,0x45,0x25,0x47,
0x25,0x49,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x25,0x50,0x25,0x53,
0x25,0x56,0x25,0x59,0x25,0x5c,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00};
/* X0201 kana conversion table for han-daguten */
/* 90-9F A0-DF */
static
unsigned char ev[]= {
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x25,0x51,0x25,0x54,
0x25,0x57,0x25,0x5a,0x25,0x5d,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00};
/* X0208 kigou conversion table */
/* 0x8140 - 0x819e */
static
unsigned char fv[] = {
0x00,0x00,0x00,0x00,0x2c,0x2e,0x00,0x3a,
0x3b,0x3f,0x21,0x00,0x00,0x27,0x60,0x00,
0x5e,0x00,0x5f,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x2d,0x00,0x2f,
0x5c,0x00,0x00,0x7c,0x00,0x00,0x60,0x27,
0x22,0x22,0x28,0x29,0x00,0x00,0x5b,0x5d,
0x7b,0x7d,0x3c,0x3e,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x2b,0x2d,0x00,0x00,
0x00,0x3d,0x00,0x3c,0x3e,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x24,0x00,0x00,0x25,0x23,0x26,0x2a,0x40,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
} ;
#define CRLF 1
static int file_out = FALSE;
#ifdef OVERWRITE
static int overwrite = FALSE;
#endif
static int crmode_f = 0; /* CR, NL, CRLF */
#ifdef EASYWIN /*Easy Win */
static int end_check;
#endif /*Easy Win */
#ifndef PERL_XS
int
main(argc, argv)
int argc;
char **argv;
{
FILE *fin;
unsigned char *cp;
#ifdef EASYWIN /*Easy Win */
_BufferSize.y = 400;/*Set Scroll Buffer Size*/
#endif
for (argc--,argv++; (argc > 0) && **argv == '-'; argc--, argv++) {
cp = (unsigned char *)*argv;
options(cp);
}
if(x0201_f == WISH_TRUE)
x0201_f = ((!iso2022jp_f)? TRUE : NO_X0201);
if (binmode_f == TRUE)
#ifdef __OS2__
if (freopen("","wb",stdout) == NULL)
return (-1);
#else
setbinmode(stdout);
#endif
if (unbuf_f)
setbuf(stdout, (char *) NULL);
else
setvbuffer(stdout, stdobuf, IOBUF_SIZE);
if (argc == 0) {
if (binmode_f == TRUE)
#ifdef __OS2__
if (freopen("","rb",stdin) == NULL) return (-1);
#else
setbinmode(stdin);
#endif
setvbuffer(stdin, stdibuf, IOBUF_SIZE);
if (nop_f)
noconvert(stdin);
else
kanji_convert(stdin);
} else {
while (argc--) {
char *outfname;
char *origfname;
if ((fin = fopen((origfname = *argv++), "r")) == NULL) {
perror(*--argv);
return(-1);
} else {
#ifdef OVERWRITE
int fd;
int fd_backup;
#endif
/* reopen file for stdout */
if (file_out == TRUE) {
#ifdef OVERWRITE
if (overwrite){
outfname = malloc(strlen(origfname)
+ strlen(".nkftmpXXXXXX")
+ 1);
if (!outfname){
perror(origfname);
return -1;
}
strcpy(outfname, origfname);
#ifdef MSDOS
{
int i;
for (i = strlen(outfname); i; --i){
if (outfname[i - 1] == '/'
|| outfname[i - 1] == '\\'){
break;
}
}
outfname[i] = '\0';
}
strcat(outfname, "ntXXXXXX");
mktemp(outfname);
fd = open(outfname, O_WRONLY | O_CREAT | O_TRUNC,
S_IREAD | S_IWRITE);
#else
strcat(outfname, ".nkftmpXXXXXX");
fd = mkstemp(outfname);
#endif
if (fd < 0
|| (fd_backup = dup(fileno(stdout))) < 0
|| dup2(fd, fileno(stdout)) < 0
){
perror(origfname);
return -1;
}
}else
#endif
if(argc == 1 ) {
outfname = *argv++;
argc--;
} else {
outfname = "nkf.out";
}
if(freopen(outfname, "w", stdout) == NULL) {
perror (outfname);
return (-1);
}
if (binmode_f == TRUE) {
#ifdef __OS2__
if (freopen("","wb",stdout) == NULL)
return (-1);
#else
setbinmode(stdout);
#endif
}
}
if (binmode_f == TRUE)
#ifdef __OS2__
if (freopen("","rb",fin) == NULL)
return (-1);
#else
setbinmode(fin);
#endif
setvbuffer(fin, stdibuf, IOBUF_SIZE);
if (nop_f)
noconvert(fin);
else
kanji_convert(fin);
fclose(fin);
#ifdef OVERWRITE
if (overwrite) {
struct stat sb;
#ifdef MSDOS
time_t tb[2];
#else
struct utimbuf tb;
#endif
fflush(stdout);
close(fd);
if (dup2(fd_backup, fileno(stdout)) < 0){
perror("dup2");
}
if (stat(origfname, &sb)) {
fprintf(stderr, "Can't stat %s\n", origfname);
}
/* $B%Q!<%_%C%7%g%s$rI|85(B */
if (chmod(outfname, sb.st_mode)) {
fprintf(stderr, "Can't set permission %s\n", outfname);
}
#ifdef MSDOS
tb[0] = tb[1] = sb.st_mtime;
/* $B%?%$%`%9%?%s%W$rI|85(B */
if (utime(outfname, tb)) {
fprintf(stderr, "Can't set timestamp %s\n", outfname);
}
if (unlink(origfname)){
perror(origfname);
}
#else
tb.actime = sb.st_atime;
tb.modtime = sb.st_mtime;
/* $B%?%$%`%9%?%s%W$rI|85(B */
if (utime(outfname, &tb)) {
fprintf(stderr, "Can't set timestamp %s\n", outfname);
}
#endif
if (rename(outfname, origfname)) {
perror(origfname);
fprintf(stderr, "Can't rename %s to %s\n",
outfname, origfname);
}
free(outfname);
}
#endif
}
}
}
#ifdef EASYWIN /*Easy Win */
if (file_out == FALSE)
scanf("%d",&end_check);
else
fclose(stdout);
#else /* for Other OS */
if (file_out == TRUE)
fclose(stdout);
#endif
return (0);
}
#endif
static
struct {
char *name;
char *alias;
} long_option[] = {
{"base64","jMB"},
{"euc","e"},
{"euc-input","E"},
{"fj","jm"},
{"help","v"},
{"jis","j"},
{"jis-input","J"},
{"mac","sLm"},
{"mime","jM"},
{"mime-input","m"},
{"msdos","sLw"},
{"sjis","s"},
{"sjis-input","S"},
{"unix","eLu"},
{"version","V"},
{"windows","sLw"},
{"hiragana","h1"},
{"katakana","h2"},
{"katakana-hiragana","h3"},
#ifdef UTF8_OUTPUT_ENABLE
{"utf8", "w"},
{"utf16", "w16"},
#endif
#ifdef UTF8_INPUT_ENABLE
{"utf8-input", "W"},
{"utf16-input", "W16"},
#endif
#ifdef OVERWRITE
{"overwrite", ""},
#endif
#ifdef INPUT_OPTION
{"cap-input", ""},
{"url-input", ""},
{"numchar-input", ""},
#endif
#ifdef CHECK_OPTION
{"no-output", ""},
{"debug", ""},
#endif
#ifdef SHIFTJIS_CP932
{"cp932", ""},
#endif
};
static int option_mode;
void
options(cp)
unsigned char *cp;
{
int i;
unsigned char *p;
if (option_mode==1)
return;
if (*cp++ != '-')
return;
while (*cp) {
switch (*cp++) {
case '-': /* literal options */
if (!*cp) { /* ignore the rest of arguments */
option_mode = 1;
return;
}
for (i=0;i<sizeof(long_option)/sizeof(long_option[0]);i++) {
int j;
p = (unsigned char *)long_option[i].name;
for (j=0;*p && *p++ == cp[j];j++);
if (! *p && !cp[j]) break;
}
if (*p) return;
cp = (unsigned char *)long_option[i].alias;
if (!*cp){
#ifdef OVERWRITE
if (strcmp(long_option[i].name, "overwrite") == 0){
file_out = TRUE;
overwrite = TRUE;
continue;
}
#endif
#ifdef INPUT_OPTION
if (strcmp(long_option[i].name, "cap-input") == 0){
cap_f = TRUE;
continue;
}
if (strcmp(long_option[i].name, "url-input") == 0){
url_f = TRUE;
continue;
}
if (strcmp(long_option[i].name, "numchar-input") == 0){
numchar_f = TRUE;
continue;
}
#endif
#ifdef CHECK_OPTION
if (strcmp(long_option[i].name, "no-output") == 0){
noout_f = TRUE;
continue;
}
if (strcmp(long_option[i].name, "debug") == 0){
debug_f = TRUE;
continue;
}
#endif
#ifdef SHIFTJIS_CP932
if (strcmp(long_option[i].name, "cp932") == 0){
cp932_f = TRUE;
continue;
}
#endif
}
continue;
case 'b': /* buffered mode */
unbuf_f = FALSE;
continue;
case 'u': /* non bufferd mode */
unbuf_f = TRUE;
continue;
case 't': /* transparent mode */
nop_f = TRUE;
continue;
case 'j': /* JIS output */
case 'n':
output_conv = j_oconv;
continue;
case 'e': /* AT&T EUC output */
output_conv = e_oconv;
continue;
case 's': /* SJIS output */
output_conv = s_oconv;
continue;
case 'l': /* ISO8859 Latin-1 support, no conversion */
iso8859_f = TRUE; /* Only compatible with ISO-2022-JP */
input_f = LATIN1_INPUT;
continue;
case 'i': /* Kanji IN ESC-$-@/B */
if (*cp=='@'||*cp=='B')
kanji_intro = *cp++;
continue;
case 'o': /* ASCII IN ESC-(-J/B */
if (*cp=='J'||*cp=='B'||*cp=='H')
ascii_intro = *cp++;
continue;
case 'h':
/*
bit:1 hira -> kata
bit:2 kata -> hira
*/
if ('9'>= *cp && *cp>='0')
hira_f |= (*cp++ -'0');
else
hira_f |= 1;
continue;
case 'r':
rot_f = TRUE;
continue;
#if defined(MSDOS) || defined(__OS2__)
case 'T':
binmode_f = FALSE;
continue;
#endif
#ifndef PERL_XS
case 'V':
version();
exit(1);
break;
case 'v':
usage();
exit(1);
break;
#endif
#ifdef UTF8_OUTPUT_ENABLE
case 'w': /* UTF-8 output */
if ('1'== cp[0] && '6'==cp[1]) {
output_conv = w_oconv16; cp+=2;
if (cp[0]=='L') {
w_oconv16_begin_f=2; cp++;
w_oconv16_LE = 1;
if (cp[0] == '0'){
w_oconv16_begin_f=1; cp++;
}
} else if (cp[0] == 'B') {
w_oconv16_begin_f=2; cp++;
if (cp[0] == '0'){
w_oconv16_begin_f=1; cp++;
}
}
} else
output_conv = w_oconv;
continue;
#endif
#ifdef UTF8_INPUT_ENABLE