mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-20 11:11:24 +00:00
68 lines
1.5 KiB
Plaintext
68 lines
1.5 KiB
Plaintext
%{
|
|
/*
|
|
* 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__)
|
|
#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;
|
|
}
|