#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include "plural-exp.h"
#if (defined __GNUC__ && !defined __APPLE_CC__) \
|| (defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L)
static const struct expression plvar =
{
.nargs = 0,
.operation = var,
};
static const struct expression plone =
{
.nargs = 0,
.operation = num,
.val =
{
.num = 1
}
};
struct expression GERMANIC_PLURAL =
{
.nargs = 2,
.operation = not_equal,
.val =
{
.args =
{
[0] = (struct expression *) &plvar,
[1] = (struct expression *) &plone
}
}
};
# define INIT_GERMANIC_PLURAL()
#else
static struct expression plvar;
static struct expression plone;
struct expression GERMANIC_PLURAL;
static void
init_germanic_plural ()
{
if (plone.val.num == 0)
{
plvar.nargs = 0;
plvar.operation = var;
plone.nargs = 0;
plone.operation = num;
plone.val.num = 1;
GERMANIC_PLURAL.nargs = 2;
GERMANIC_PLURAL.operation = not_equal;
GERMANIC_PLURAL.val.args[0] = &plvar;
GERMANIC_PLURAL.val.args[1] = &plone;
}
}
# define INIT_GERMANIC_PLURAL() init_germanic_plural ()
#endif
void
internal_function
EXTRACT_PLURAL_EXPRESSION (nullentry, pluralp, npluralsp)
const char *nullentry;
struct expression **pluralp;
unsigned long int *npluralsp;
{
if (nullentry != NULL)
{
const char *plural;
const char *nplurals;
plural = strstr (nullentry, "plural=");
nplurals = strstr (nullentry, "nplurals=");
if (plural == NULL || nplurals == NULL)
goto no_plural;
else
{
char *endp;
unsigned long int n;
struct parse_args args;
nplurals += 9;
while (*nplurals != '\0' && isspace ((unsigned char) *nplurals))
++nplurals;
if (!(*nplurals >= '0' && *nplurals <= '9'))
goto no_plural;
#if defined HAVE_STRTOUL || defined _LIBC
n = strtoul (nplurals, &endp, 10);
#else
for (endp = nplurals, n = 0; *endp >= '0' && *endp <= '9'; endp++)
n = n * 10 + (*endp - '0');
#endif
if (nplurals == endp)
goto no_plural;
*npluralsp = n;
plural += 7;
args.cp = plural;
if (PLURAL_PARSE (&args) != 0)
goto no_plural;
*pluralp = args.res;
}
}
else
{
no_plural:
INIT_GERMANIC_PLURAL ();
*pluralp = &GERMANIC_PLURAL;
*npluralsp = 2;
}
}