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%{
/*
* Copyright is disclaimed as to the contents of this file.
*
* $FreeBSD$
*/
#include <sys/types.h>
#include <string.h>
#include <unistd.h>
#include "getconf.h"
/*
* Override gperf's built-in external scope.
*/
static const struct map *in_word_set(const char *str);
/*
* The Standard seems a bit ambiguous over whether the POSIX_V6_*
* are specified with or without a leading underscore, so we just
* use both.
*/
/*
* The alt_path member gives the path containing another `getconf'
* executable which was compiled using the specified programming
* environment. If it is NULL, the current executable is good enough.
* If we ever support multiple environments, this table will need to
* be updated. (We cheat here and define the supported environments
* statically.)
*/
#if defined(__alpha__) || defined(__sparc64__) || defined(__amd64__)
#define have_LP64_OFF64 NULL
#endif
#if defined(__i386__) || defined(__powerpc__)
#define have_ILP32_OFFBIG NULL
#endif
%}
struct map { const char *name; const char *alt_path; int valid; };
%%
POSIX_V6_ILP32_OFF32, notdef
POSIX_V6_ILP32_OFFBIG, have_ILP32_OFFBIG
POSIX_V6_LP64_OFF64, have_LP64_OFF64
POSIX_V6_LPBIG_OFFBIG, notdef
_POSIX_V6_ILP32_OFF32, notdef
_POSIX_V6_ILP32_OFFBIG, have_ILP32_OFFBIG
_POSIX_V6_LP64_OFF64, have_LP64_OFF64
_POSIX_V6_LPBIG_OFFBIG, notdef
%%
int
find_progenv(const char *name, const char **alt_path)
{
const struct map *rv;
rv = in_word_set(name);
if (rv != NULL) {
if (rv->valid) {
*alt_path = rv->alt_path;
return 1;
}
return -1;
}
return 0;
}
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