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Arquivotheca.SunOS-4.1.4/lib/libc/gen/common/wctomb.c
seta75D ff309bfe1c Init
2021-10-11 18:37:13 -03:00

89 lines
1.5 KiB
C

/*
* wctomb
*/
#if !defined(lint) && defined(SCCSIDS)
static char *sccsid = "@(#)wctomb.c 1.1 94/10/31 SMI";
#endif
#include <sys/types.h>
#include "codeset.h"
#include "mbextern.h"
int
wctomb(s, pwc)
char *s;
wchar_t pwc;
{
char *handle; /* handle */
int (*p)();
int ret;
switch (_code_set_info.code_id) {
case CODESET_NONE:
/*
* Default code set,
*/
if (s == NULL)
return (0); /* No state dependency */
else {
*s = (char) (pwc & 0x00ff);
return (1);
}
case CODESET_EUC:
/*
* EUC code set
*/
if (s == NULL)
return (0); /* No state dependecy */
return(_wctomb_euc(s, pwc));
break;
case CODESET_XCCS:
/*
* XCCS code set
*/
if (s == 0)
return (0); /* No state dependecy */
return(_wctomb_xccs(s, pwc));
break;
case CODESET_ISO2022:
/*
* ISO family
*/
if (s == 0)
return (1); /* State dependant */
return(_wctomb_iso(s, pwc));
break;
default:
#ifdef PIC /* IF DYNAMIC */
/*
* User defined code set
*/
handle = _ml_open_library();
if (handle == (char *)NULL)
return(ERROR_NO_LIB); /* No user library */
p = (int (*)()) dlsym(handle, "_wctomb");
if (p == (int (*)()) NULL)
return(ERROR_NO_SYM);
ret = (*p)(s, pwc);
return (ret);
break;
#else /* IF STATIC, use default */
/*
* Default code set,
*/
if (s == NULL)
return (0); /* No state dependency */
else {
*s = (char) (pwc & 0x00ff);
return (1);
}
break;
#endif PIC
}
/* NOTREACHED */
}