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-rw-r--r--gl/m4/lstat.m433
1 files changed, 20 insertions, 13 deletions
diff --git a/gl/m4/lstat.m4 b/gl/m4/lstat.m4
index b83858bdb6..b7335bda1b 100644
--- a/gl/m4/lstat.m4
+++ b/gl/m4/lstat.m4
@@ -1,4 +1,4 @@
-# serial 24
+# serial 25
# Copyright (C) 1997-2001, 2003-2012 Free Software Foundation, Inc.
#
@@ -16,9 +16,11 @@ AC_DEFUN([gl_FUNC_LSTAT],
AC_CHECK_FUNCS_ONCE([lstat])
if test $ac_cv_func_lstat = yes; then
AC_REQUIRE([gl_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK])
- if test $gl_cv_func_lstat_dereferences_slashed_symlink = no; then
- REPLACE_LSTAT=1
- fi
+ case "$gl_cv_func_lstat_dereferences_slashed_symlink" in
+ *no)
+ REPLACE_LSTAT=1
+ ;;
+ esac
else
HAVE_LSTAT=0
fi
@@ -51,20 +53,25 @@ AC_DEFUN([gl_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK],
]])],
[gl_cv_func_lstat_dereferences_slashed_symlink=yes],
[gl_cv_func_lstat_dereferences_slashed_symlink=no],
- [# When cross-compiling, be pessimistic so we will end up using the
- # replacement version of lstat that checks for trailing slashes and
- # calls lstat a second time when necessary.
- gl_cv_func_lstat_dereferences_slashed_symlink=no
+ [case "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_lstat_dereferences_slashed_symlink="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_lstat_dereferences_slashed_symlink="guessing no" ;;
+ esac
])
else
# If the 'ln -s' command failed, then we probably don't even
# have an lstat function.
- gl_cv_func_lstat_dereferences_slashed_symlink=no
+ gl_cv_func_lstat_dereferences_slashed_symlink="guessing no"
fi
rm -f conftest.sym conftest.file
])
- test $gl_cv_func_lstat_dereferences_slashed_symlink = yes &&
- AC_DEFINE_UNQUOTED([LSTAT_FOLLOWS_SLASHED_SYMLINK], [1],
- [Define to 1 if 'lstat' dereferences a symlink specified
- with a trailing slash.])
+ case "$gl_cv_func_lstat_dereferences_slashed_symlink" in
+ *yes)
+ AC_DEFINE_UNQUOTED([LSTAT_FOLLOWS_SLASHED_SYMLINK], [1],
+ [Define to 1 if 'lstat' dereferences a symlink specified
+ with a trailing slash.])
+ ;;
+ esac
])