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AC_CACHE_CHECK([for broken readdir],libreplace_READDIR_NEEDED,[
AC_TRY_RUN([
#define test_readdir_os2_delete main
#include "$libreplacedir/test/os2_delete.c"],
[libreplace_READDIR_NEEDED=no],
[libreplace_READDIR_NEEDED=yes],
[libreplace_READDIR_NEEDED="assuming not"])
])
#
# try to replace with getdents() if needed
#
if test x"$libreplace_READDIR_NEEDED" = x"yes"; then
AC_CHECK_FUNCS(getdents)
AC_CACHE_CHECK([for replacing readdir using getdents()],libreplace_READDIR_GETDENTS,[
AC_TRY_RUN([
#include "confdefs.h"
#include "$libreplacedir/repdir_getdents.c"
#define test_readdir_os2_delete main
#include "$libreplacedir/test/os2_delete.c"],
[libreplace_READDIR_GETDENTS=yes],
[libreplace_READDIR_GETDENTS=no])
])
fi
if test x"$libreplace_READDIR_GETDENTS" = x"yes"; then
AC_DEFINE(REPLACE_READDIR,1,[replace readdir])
AC_DEFINE(REPLACE_READDIR_GETDENTS,1,[replace readdir using getdents()])
LIBREPLACEOBJ="${LIBREPLACEOBJ} repdir_getdents.o"
libreplace_READDIR_NEEDED=no
fi
#
# try to replace with getdirentries() if needed
#
if test x"$libreplace_READDIR_NEEDED" = x"yes"; then
AC_CHECK_FUNCS(getdirentries)
AC_CACHE_CHECK([for replacing readdir using getdirentries()],libreplace_READDIR_GETDIRENTRIES,[
AC_TRY_RUN([
#include "confdefs.h"
#include "$libreplacedir/repdir_getdirentries.c"
#define test_readdir_os2_delete main
#include "$libreplacedir/test/os2_delete.c"],
[libreplace_READDIR_GETDIRENTRIES=yes],
[libreplace_READDIR_GETDIRENTRIES=no])
])
fi
if test x"$libreplace_READDIR_GETDIRENTRIES" = x"yes"; then
AC_DEFINE(REPLACE_READDIR,1,[replace readdir])
AC_DEFINE(REPLACE_READDIR_GETDIRENTRIES,1,[replace readdir using getdirentries()])
LIBREPLACEOBJ="${LIBREPLACEOBJ} repdir_getdirentries.o"
libreplace_READDIR_NEEDED=no
fi
AC_MSG_CHECKING([a usable readdir()])
if test x"$libreplace_READDIR_NEEDED" = x"yes"; then
AC_MSG_RESULT(no)
AC_MSG_WARN([the provided readdir() is broken])
else
AC_MSG_RESULT(yes)
fi
|
