crypto/dist/heimdal/cf/check-getpwnam_r-posix.m4

   1 dnl $Heimdal: check-getpwnam_r-posix.m4 15435 2005-06-16 19:45:52Z lha $
   2 dnl $NetBSD$
   3 dnl
   4 dnl check for getpwnam_r, and if it's posix or not
   5
   6 AC_DEFUN([AC_CHECK_GETPWNAM_R_POSIX],[
   7 AC_FIND_FUNC_NO_LIBS(getpwnam_r,c_r)
   8 if test "$ac_cv_func_getpwnam_r" = yes; then
   9         AC_CACHE_CHECK(if getpwnam_r is posix,ac_cv_func_getpwnam_r_posix,
  10         ac_libs="$LIBS"
  11         LIBS="$LIBS $LIB_getpwnam_r"
  12         AC_RUN_IFELSE([AC_LANG_SOURCE([[
  13 #define _POSIX_PTHREAD_SEMANTICS
  14 #include <pwd.h>
  15 int main(int argc, char **argv)
  16 {
  17         struct passwd pw, *pwd;
  18         return getpwnam_r("", &pw, NULL, 0, &pwd) < 0;
  19 }
  20 ]])],[ac_cv_func_getpwnam_r_posix=yes],[ac_cv_func_getpwnam_r_posix=no],[:])
  21 LIBS="$ac_libs")
  22 if test "$ac_cv_func_getpwnam_r_posix" = yes; then
  23         AC_DEFINE(POSIX_GETPWNAM_R, 1, [Define if getpwnam_r has POSIX flavour.])
  24 fi
  25 fi
  26 ])