[Emacs-diffs] Changes to emacs/configure.in,v

[Glenn Morris]

CVSROOT:        /sources/emacs
Module name:    emacs
Changes by:     Glenn Morris <gm>       07/09/12 07:03:30

Index: configure.in
===================================================================
RCS file: /sources/emacs/emacs/configure.in,v
retrieving revision 1.473
retrieving revision 1.474
diff -u -b -r1.473 -r1.474
--- configure.in        6 Sep 2007 05:11:11 -0000       1.473
+++ configure.in        12 Sep 2007 07:03:30 -0000      1.474
@@ -2692,6 +2692,13 @@
 
 AC_FUNC_ALLOCA
 
+dnl src/alloca.c has been removed.  Could also check if $ALLOCA is set?
+dnl FIXME is there an autoconf test that does the right thing, without
+dnl needing to call A_M_E afterwards?
+if test x"$ac_cv_func_alloca_works" != xyes; then
+   AC_MSG_ERROR( [a system implementation of alloca is required] )
+fi
+
 # fmod, logb, and frexp are found in -lm on most systems.
 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
 AC_CHECK_LIB(m, sqrt)