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Diffstat (limited to 'gnulib-m4/environ.m4')
-rw-r--r--gnulib-m4/environ.m423
1 files changed, 11 insertions, 12 deletions
diff --git a/gnulib-m4/environ.m4 b/gnulib-m4/environ.m4
index 68b67ea..583dac3 100644
--- a/gnulib-m4/environ.m4
+++ b/gnulib-m4/environ.m4
@@ -1,5 +1,5 @@
-# environ.m4 serial 6
-dnl Copyright (C) 2001-2004, 2006-2018 Free Software Foundation, Inc.
+# environ.m4 serial 8
+dnl Copyright (C) 2001-2004, 2006-2022 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
@@ -29,16 +29,15 @@ AC_DEFUN_ONCE([gl_ENVIRON],
AC_DEFUN([gt_CHECK_VAR_DECL],
[
define([gt_cv_var], [gt_cv_var_]$2[_declaration])
- AC_MSG_CHECKING([if $2 is properly declared])
- AC_CACHE_VAL([gt_cv_var], [
- AC_COMPILE_IFELSE(
- [AC_LANG_PROGRAM(
- [[$1
- extern struct { int foo; } $2;]],
- [[$2.foo = 1;]])],
- [gt_cv_var=no],
- [gt_cv_var=yes])])
- AC_MSG_RESULT([$gt_cv_var])
+ AC_CACHE_CHECK([if $2 is properly declared], [gt_cv_var],
+ [AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[$1
+ typedef struct { int foo; } foo_t;
+ extern foo_t $2;]],
+ [[$2.foo = 1;]])],
+ [gt_cv_var=no],
+ [gt_cv_var=yes])])
if test $gt_cv_var = yes; then
AC_DEFINE([HAVE_]m4_translit($2, [a-z], [A-Z])[_DECL], 1,
[Define if you have the declaration of $2.])