File gpm-1.20.1-ceil.patch of Package gpm

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File gpm-1.20.1-ceil.patch of Package gpm (Revision 74d66192a942b5236210206a4342c5d4)

Currently displaying revision 74d66192a942b5236210206a4342c5d4 , Show latest

Note that GCC 4.0 will optimize ceil (constant), we therefore
have to make the argument non-constant.

--- configure.in
+++ configure.in
@@ -91,6 +91,25 @@
 AC_CHECK_FUNCS(vsyslog syslog)
 AC_FUNC_ALLOCA
 
+AC_MSG_CHECKING(for ceil)
+AC_TRY_LINK([#define __NO_MATH_INLINES 1
#include <math.h>
+             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 ;;
 *)
@@ -123,6 +142,7 @@
 AC_SUBST(SHLIB)
 AC_SUBST(PICFLAGS)
 AC_SUBST(SOLDFLAGS)
+AC_SUBST(SYNLDFLAGS)
 AC_SUBST(CURSES_OBJS)
 AC_SUBST(SHARED_LIBS)
 AC_SUBST(lispdir)
--- src/Makefile.in
+++ src/Makefile.in
@@ -70,6 +70,7 @@
 all:	gpm lib/@SHLIB@ lib/libgpm.a $(PROG)
 
 gpm:	$(GOBJ)
+	$(CC) @LDFLAGS@ @SYNLDFLAGS@ $(GOBJ) -o gpm
 
 # construct dependings of sourcefiles and link sourcefiles
 $(DEPFILE) dep: prog/gpm-root.c
@@ -154,7 +155,7 @@
 
 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:	lib/libgpm.so.@abi_full@
 	$(LN_S) -f libgpm.so.@abi_full@ lib/libgpm.so

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File gpm-1.20.1-ceil.patch of Package gpm (Revision 74d66192a942b5236210206a4342c5d4)

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