Changeset 2952 for box/trunk/configure.ac

Timestamp:

01/05/2011 22:14:59 (13 months ago)

Author:

jamesog

Message:

Unbreak Solaris build: skip checking for -rdynamic with gcc as it's broken but yet returns 0 - this causes autoconf to think that the check succeeded when gcc actually threw an error. Bad gcc!

File:

• box/trunk/configure.ac (modified) (1 diff)

box/trunk/configure.ac

@@ -27 +27 @@
   AC_SUBST([CXXFLAGS_STRICT], ['-Wall -Wundef'])
 
-  # Check whether gcc supports -rdynamic, thanks to Steve Ellcey
-  # [http://readlist.com/lists/gcc.gnu.org/gcc/6/31502.html]
-  # This is needed to get symbols in backtraces.
-  # Note that this apparently fails on HP-UX
-  LDFLAGS="$LDFLAGS -rdynamic"
-  AC_MSG_CHECKING([whether gcc accepts -rdynamic])
-  AC_TRY_LINK([], [return 0;],
-    [AC_MSG_RESULT([yes]); have_rdynamic=yes],
-    [AC_MSG_RESULT([no])])
-  if test x"$have_rdynamic" = x"yes" ; then
-    AC_SUBST([LDADD_RDYNAMIC], ['-rdynamic'])
-  fi
+  # Don't check for gcc -rdynamic on Solaris as it's broken, but returns 0.
+  case $build_os in
+  solaris*)
+    AC_MSG_NOTICE([skipping check for -rdynamic check on Solaris])
+    ;;
+  *)
+    # Check whether gcc supports -rdynamic, thanks to Steve Ellcey
+    # [http://readlist.com/lists/gcc.gnu.org/gcc/6/31502.html]
+    # This is needed to get symbols in backtraces.
+    # Note that this apparently fails on HP-UX and Solaris
+    LDFLAGS="$LDFLAGS -rdynamic"
+    AC_MSG_CHECKING([whether gcc accepts -rdynamic])
+    AC_TRY_LINK([], [return 0;],
+      [AC_MSG_RESULT([yes]); have_rdynamic=yes],
+      [AC_MSG_RESULT([no])])
+    if test x"$have_rdynamic" = x"yes" ; then
+      AC_SUBST([LDADD_RDYNAMIC], ['-rdynamic'])
+    fi
+    ;;
+  esac
 fi