X-Git-Url: https://git.hcoop.net/bpt/emacs.git/blobdiff_plain/2d809ffafd3e1bde360c08f3be4b7d9a43ff5f0e..f9b697ddaa60742d4a60b1fa4ab37efc2c3cb1e1:/m4/acl.m4 diff --git a/m4/acl.m4 b/m4/acl.m4 index 5b1fb65e6e..24b6e4969d 100644 --- a/m4/acl.m4 +++ b/m4/acl.m4 @@ -1,5 +1,5 @@ # acl.m4 - check for access control list (ACL) primitives -# serial 15 +# serial 16 # Copyright (C) 2002, 2004-2013 Free Software Foundation, Inc. # This file is free software; the Free Software Foundation @@ -141,12 +141,14 @@ int type = ACL_TYPE_EXTENDED;]])], # ------------------------------------- # If 'acl_get_file' works (does not have a particular bug), # run IF-WORKS, otherwise, IF-NOT. -# This tests for a Darwin 8.7.0 bug, whereby acl_get_file returns NULL, -# but sets errno = ENOENT for an existing file or directory. +# When building natively, test for a Darwin 8.7.0 bug, whereby acl_get_file +# returns NULL, but sets errno = ENOENT for an existing file or directory. +# When cross-compiling, assume that this old bug no longer applies. AC_DEFUN([gl_ACL_GET_FILE], [ AC_CACHE_CHECK([for working acl_get_file], [gl_cv_func_working_acl_get_file], - [AC_RUN_IFELSE( + [gl_cv_func_working_acl_get_file=no + AC_LINK_IFELSE( [AC_LANG_PROGRAM( [[#include #include @@ -156,9 +158,10 @@ AC_DEFUN([gl_ACL_GET_FILE], return 1; return 0; ]])], - [gl_cv_func_working_acl_get_file=yes], - [gl_cv_func_working_acl_get_file=no], - [gl_cv_func_working_acl_get_file=cross-compiling])]) - - AS_IF([test $gl_cv_func_working_acl_get_file = yes], [$1], [$2]) + [if test $cross_compiling = yes; then + gl_cv_func_working_acl_get_file="guessing yes" + elif ./conftest$ac_exeext; then + gl_cv_func_working_acl_get_file=yes + fi])]) + AS_IF([test "$gl_cv_func_working_acl_get_file" != no], [$1], [$2]) ])