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Fix configure test for dirfd() on Linux where DIR is opaque.

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This commit is contained in:
Todd C. Miller
2008-06-20 21:16:09 +00:00
parent e37c901cdc
commit c372928c38
2 changed files with 2 additions and 2 deletions
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2
configure vendored
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@@ -18063,7 +18063,7 @@ cat >>conftest.$ac_ext <<_ACEOF
int
main ()
{
DIR d; (void)dirfd(&d);
DIR *d; (void)dirfd(d);
;
return 0;
}

2
configure.in
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@@ -1811,7 +1811,7 @@ dnl
dnl Check for the dirfd function/macro. If not found, look for dd_fd in DIR.
dnl
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
#include <$ac_header_dirent>]], [[DIR d; (void)dirfd(&d);]])], [AC_DEFINE(HAVE_DIRFD)], [AC_TRY_LINK([#include <sys/types.h>
#include <$ac_header_dirent>]], [[DIR *d; (void)dirfd(d);]])], [AC_DEFINE(HAVE_DIRFD)], [AC_TRY_LINK([#include <sys/types.h>
#include <$ac_header_dirent>], [DIR d; memset(&d, 0, sizeof(d)); return(d.dd_fd);], [AC_DEFINE(HAVE_DD_FD)])])
dnl
dnl If NEED_SNPRINTF is set, add snprintf.c to LIBOBJS