gpm/gpm-ceil.patch

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Note that GCC 4.0 will optimize ceil (constant), we therefore
have to make the argument non-constant.
================================================================================
---
configure.ac.footer | 20 ++++++++++++++++++++
src/Makefile.in | 3 ++-
2 files changed, 22 insertions(+), 1 deletion(-)
Index: configure.ac.footer
===================================================================
--- configure.ac.footer.orig 2012-10-26 23:21:38.000000000 +0200
+++ configure.ac.footer 2013-04-16 12:21:01.350791832 +0200
@@ -112,6 +112,25 @@ fi
AC_CHECK_FUNCS(vsyslog syslog)
AC_FUNC_ALLOCA
+AC_MSG_CHECKING(for ceil)
+AC_TRY_LINK([#define __NO_MATH_INLINES 1
+ double d;],
+ [d = ceil(1.0*d);],
+ SYNLDFLAGS=""
+ AC_MSG_RESULT(yes),
+ SYNLDFLAGS=-lm
+ AC_MSG_RESULT(no))
+
+if test "$SYNLDFLAGS" = "-lm" ; then
+ SAVE_LIBS="$LIBS"
+ AC_CHECK_LIB(m,
+ ceil,
+ ,
+ echo "libmath.so is needed due the ceil function"
+ exit 1)
+ LIBS="$SAVE_LIBS"
+fi
+
case $with_curses in
No|no|N|n) SHARED_LIBS=-lc ;;
*)
@@ -142,6 +161,7 @@ AC_SUBST(ELISP)
AC_SUBST(SHLIB)
AC_SUBST(PICFLAGS)
AC_SUBST(SOLDFLAGS)
+AC_SUBST(SYNLDFLAGS)
AC_SUBST(LIBGPM_A)
AC_SUBST(CURSES_OBJS)
AC_SUBST(SHARED_LIBS)
Index: src/Makefile.in
===================================================================
--- src/Makefile.in.orig 2013-04-16 12:18:43.719054511 +0200
+++ src/Makefile.in 2013-04-16 12:18:43.762053491 +0200
@@ -166,7 +166,8 @@ lib/libgpm.a: $(LOBJ)
lib/libgpm.so.@abi_full@: $(PICS)
$(CC) @SOLDFLAGS@libgpm.so.@abi_lev@ \
- @LDFLAGS@ $(LDFLAGS) -o lib/libgpm.so.@abi_full@ $^ @LIBS@ @SHARED_LIBS@ $(LIBS)
+ @LDFLAGS@ $(LDFLAGS) -o lib/libgpm.so.@abi_full@ $^ @LIBS@ @SHARED_LIBS@ @SYNLDFLAGS@ $(LIBS)
+
lib/libgpm.so.@abi_lev@: lib/libgpm.so.@abi_full@
$(LN_S) -f libgpm.so.@abi_full@ lib/libgpm.so.@abi_lev@
# unneeded, isn't it?