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diff m4/acinclude.m4 @ 25299:537b732926fb stable

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fix logic error in OCTAVE_CONFIG_LIB (bug #53736) * acinclude.m4 (OCTAVE_CHECK_LIB): Don't allow PACKAGE_LIBS to be set if the library is not found. Previously this could happen in various ways, including if the macro was used with an empty warning string.
author John W. Eaton <jwe@octave.org>
date Tue, 24 Apr 2018 10:35:49 -0400
parents ab3904f253c5
children 0b253ba6eb91
line wrap: on
line diff
--- a/m4/acinclude.m4	Mon Apr 23 17:05:43 2018 -0700
+++ b/m4/acinclude.m4	Tue Apr 24 10:35:49 2018 -0400
@@ -838,7 +838,11 @@
           warn_$1=
           AC_DEFINE([HAVE_]m4_toupper([$1]), 1,
             [Define to 1 if $2 is available.])], [$8])
+      else
+        m4_toupper([$1])_LIBS=
       fi
+    else
+      m4_toupper([$1])_LIBS=
     fi
     m4_ifnblank([$6], [AC_LANG_POP($6)])
     CPPFLAGS="$ac_octave_save_CPPFLAGS"
@@ -855,7 +859,6 @@
   AC_SUBST(m4_toupper([$1])_LIBS)
   if test -n "$warn_$1"; then
     OCTAVE_CONFIGURE_WARNING([warn_$1])
-    m4_toupper([$1])_LIBS=
   fi
 ])
 dnl