Check return value of setlocale(3) and admonish on failure.

[nmh] / configure.ac

diff --git a/configure.ac b/configure.ac
index 932809a12a2976abf3ee44168ffe9b30283a6fdd..4fc486e9c12a43ea9d327fa9918f8ba63430ae7f 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -153,6 +153,12 @@ if test -n "$auto_cflags"; then
   test "$nmh_cv_has_wextra" = "yes"  &&  CFLAGS="${CFLAGS:+$CFLAGS }-Wextra"
 fi
 
+dnl FreeBSD needs a bit of magic to bring getline() into scope.
+dnl We do this here rather than in (say) h/mh.h because this macro must
+dnl be defined before <stdio.h> is pulled in.
+AS_IF([test `uname` = FreeBSD],
+       [CPPFLAGS="$CPPFLAGS -D_WITH_GETLINE"])
+
 dnl --------------
 dnl CUSTOMIZE LINK
 dnl --------------
@@ -404,7 +410,7 @@ if test "$nmh_ndbm" = "autodetect"; then
     dnl first so we don't accidentally link in a pointless but harmless
     dnl library in one of the later ndbm.h+libfoo tests:
     NMH_CHECK_NDBM(ndbm.h,,,
-    dnl Berkeley DBv2 emulating ndbm: header in db.h:
+    dnl Berkeley DBv2 emulating ndbm: header in db.h, e.g., 32-bit Cygwin:
       NMH_CHECK_NDBM(db.h,db,,
     dnl Berkeley DBv1 emulating ndbm:
         NMH_CHECK_NDBM(ndbm.h,db,,
@@ -418,8 +424,11 @@ if test "$nmh_ndbm" = "autodetect"; then
                 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm,,
                   NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm_compat -lgdbm,,
                     NMH_CHECK_NDBM(ndbm.h,gdbm,,
-                      NMH_CHECK_NDBM(ndbm.h,gdbm_compat -lgdbm))))))))))
-
+    dnl 64-bit Cygwin:
+                      NMH_CHECK_NDBM(ndbm.h,gdbm_compat -lgdbm,,
+    dnl On Linux, libgdbm_compat.so loads libgdbm.so as well, so it doesn't
+    dnl need to be explicit:
+                        NMH_CHECK_NDBM(gdbm-ndbm.h,gdbm_compat)))))))))))
   fi
 else
   dnl We don't really need to check that the user-specified values work,