github.com/afumu/libc@v0.0.6/musl/src/locale/langinfo.c (about)

     1  #include <locale.h>
     2  #include <langinfo.h>
     3  #include "locale_impl.h"
     4  
     5  static const char c_time[] =
     6  	"Sun\0" "Mon\0" "Tue\0" "Wed\0" "Thu\0" "Fri\0" "Sat\0"
     7  	"Sunday\0" "Monday\0" "Tuesday\0" "Wednesday\0"
     8  	"Thursday\0" "Friday\0" "Saturday\0"
     9  	"Jan\0" "Feb\0" "Mar\0" "Apr\0" "May\0" "Jun\0"
    10  	"Jul\0" "Aug\0" "Sep\0" "Oct\0" "Nov\0" "Dec\0"
    11  	"January\0"   "February\0" "March\0"    "April\0"
    12  	"May\0"       "June\0"     "July\0"     "August\0"
    13  	"September\0" "October\0"  "November\0" "December\0"
    14  	"AM\0" "PM\0"
    15  	"%a %b %e %T %Y\0"
    16  	"%m/%d/%y\0"
    17  	"%H:%M:%S\0"
    18  	"%I:%M:%S %p\0"
    19  	"\0"
    20  	"\0"
    21  	"%m/%d/%y\0"
    22  	"0123456789\0"
    23  	"%a %b %e %T %Y\0"
    24  	"%H:%M:%S";
    25  
    26  static const char c_messages[] = "^[yY]\0" "^[nN]\0" "yes\0" "no";
    27  static const char c_numeric[] = ".\0" "";
    28  
    29  char *__nl_langinfo_l(nl_item item, locale_t loc)
    30  {
    31  	int cat = item >> 16;
    32  	int idx = item & 65535;
    33  	const char *str;
    34  
    35  	if (item == CODESET) return loc->cat[LC_CTYPE] ? "UTF-8" : "ASCII";
    36  
    37  	/* _NL_LOCALE_NAME extension */
    38  	if (idx == 65535 && cat < LC_ALL)
    39  		return loc->cat[cat] ? (char *)loc->cat[cat]->name : "C";
    40  	
    41  	switch (cat) {
    42  	case LC_NUMERIC:
    43  		if (idx > 1) return "";
    44  		str = c_numeric;
    45  		break;
    46  	case LC_TIME:
    47  		if (idx > 0x31) return "";
    48  		str = c_time;
    49  		break;
    50  	case LC_MONETARY:
    51  		if (idx > 0) return "";
    52  		str = "";
    53  		break;
    54  	case LC_MESSAGES:
    55  		if (idx > 3) return "";
    56  		str = c_messages;
    57  		break;
    58  	default:
    59  		return "";
    60  	}
    61  
    62  	for (; idx; idx--, str++) for (; *str; str++);
    63  	if (cat != LC_NUMERIC && *str) str = LCTRANS(str, cat, loc);
    64  	return (char *)str;
    65  }
    66  
    67  char *__nl_langinfo(nl_item item)
    68  {
    69  	return __nl_langinfo_l(item, CURRENT_LOCALE);
    70  }
    71  
    72  weak_alias(__nl_langinfo, nl_langinfo);
    73  weak_alias(__nl_langinfo_l, nl_langinfo_l);