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#ifndef lint
static char *rcsid = "$Id: jcode.c,v 2.3 1993/09/22 11:04:10 nao Exp $";
#endif
/*
* Copyright 1991 Sony Corporation
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Sony not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. Sony makes no representations about the
* suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* SONY DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SONY
* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* Author: Naoshi Suzuki, SONY Corporation. (nao@sm.sony.co.jp)
*/
#include <stdio.h>
#ifdef X_LOCALE
#include <X11/Xlocale.h>
#else /* X_LOCALE */
#include <locale.h>
#endif /* X_LOCALE */
#include "common.h"
int code, kana;
enum { ASCII, KANJI, GAIJI } g0;
main(argc, argv)
int argc;
char **argv;
{
char *locale;
register FILE *in, *out;
unsigned char ibuf[BUFSIZ], obuf[BUFSIZ];
#ifdef X_LOCALE
if (locale = _Xsetlocale(LC_CTYPE, ""))
#else /* X_LOCALE */
if (locale = setlocale(LC_CTYPE, ""))
#endif /* X_LOCALE */
if (!strcmp(locale, "ja_JP.SJIS")||!strcmp(locale, "ja_JP.mscode"))
code = JP_SJIS;
else if (!strcmp(locale, "ja_JP.jis7")) code = JP_JIS7;
else if (!strcmp(locale, "ja_JP.jis8")) code = JP_JIS8;
else code = JP_EUC;
else code = JP_EUC;
#ifdef FORCE_SJIS
code = JP_SJIS;
#endif
#ifdef FORCE_JIS8
code = JP_JIS8;
#endif
#ifdef FORCE_JIS7
code = JP_JIS7;
#endif
if (argc < 2) {
in = stdin;
out = stdout;
} else {
if ((in = fopen (*(++argv), "r")) == NULL) {
perror (*argv);
exit (1);
}
out = stdout;
}
if (code == JP_EUC)
while (fgets((char *)ibuf, BUFSIZ, in) != NULL)
fputs((char *)ibuf, out);
else {
g0 = ASCII;
kana = OFF;
while (fgets((char *)ibuf, BUFSIZ, in) != NULL) {
conv(ibuf, obuf);
fputs((char *)obuf, out);
putc('\n', out);
}
}
exit(0);
}
int
conv(p, q)
register unsigned char *p, *q;
{
wchar c;
while (*p != '\n' && *p != '\0') {
if (*p & 0x80) {
if (*p == SS2) {
p++;
if (code != JP_SJIS && g0 != ASCII) {
g0 = ASCII;
*q++ = ESC; *q++ = '('; *q++ = 'J';
}
if (code == JP_JIS7) {
if (!kana) {
*q++ = SO;
kana++;
}
*q++ = *p++ & MASK;
} else {
*q++ = *p++;
}
} else if (*p == SS3) {
if (code == JP_JIS7 && kana) {
*q++ = SI;
kana = OFF;
}
if (code != JP_SJIS) {
if (g0 != GAIJI) {
g0 = GAIJI;
*q++ = ESC; *q++ = '$'; *q++ = '('; *q++ = 'D';
}
*q++ = (*p++ & MASK); *q++ = (*p++ & MASK);
} else {
if (*p < 0x3b) {
c = (*p << 8) | *(p + 1); p += 2;
c = _Xsj3ceuc2sjis(c);
*q++ = (c >> 8) + 0x6f; *q++ = c & 0xff;
} else {
*q++ = 0xfc; *q++ = 0xfc;
}
}
} else {
if (code == JP_JIS7 && kana) {
*q++ = SI;
kana = OFF;
}
if (code != JP_SJIS) {
if (g0 != KANJI) {
g0 = KANJI;
*q++ = ESC; *q++ = '$'; *q++ = 'B';
}
*q++ = (*p++ & MASK); *q++ = (*p++ & MASK);
} else {
c = (*p << 8) | *(p + 1); p += 2;
c = _Xsj3ceuc2sjis(c);
*q++ = c >> 8; *q++ = c & 0xff;
}
}
} else {
if (code == JP_JIS7 && kana) {
*q++ = SI;
kana = OFF;
}
if (code != JP_SJIS && g0 != ASCII) {
g0 = ASCII;
*q++ = ESC; *q++ = '('; *q++ = 'J';
}
*q++ = *p++;
}
}
if (code == JP_JIS7 && kana) {
*q++ = SI;
kana = OFF;
}
if (code != JP_SJIS && g0 != ASCII) {
g0 = ASCII;
*q++ = ESC; *q++ = '('; *q++ = 'J';
}
*q = '\0';
}
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