Changeset 496:7992dcb0d0e6 in lemon-main

Timestamp:

02/20/09 19:06:10 (17 years ago)

Author:

Alpar Juttner <alpar@…>

Branch:

default

Phase:

public

Message:

Add long long checking to build systems (#230)

Files:

• CMakeLists.txt (modified) (1 diff)
• configure.ac (modified) (2 diffs)
• lemon/bits/default_map.h (modified) (1 diff)
• lemon/config.h.cmake (added)
• lemon/config.h.in (modified) (1 diff)
• lemon/tolerance.h (modified) (1 diff)

CMakeLists.txt

@@ -14 +14 @@
 INCLUDE(FindDoxygen)
 INCLUDE(FindGhostscript)
+
+INCLUDE(CheckTypeSize)
+CHECK_TYPE_SIZE("long long" LONG_LONG)
 
 ENABLE_TESTING()

configure.ac

@@ -24 +24 @@
 dnl Do compilation tests using the C++ compiler.
 AC_LANG([C++])
+
+dnl Check the existence of long long type.
+AC_CHECK_TYPE(long long, [long_long_found=yes], [long_long_found=no])
+if test x"$long_long_found" = x"yes"; then
+  AC_DEFINE([HAVE_LONG_LONG], [1], [Define to 1 if you have long long.])
+fi
 
 dnl Checks for programs.
@@ -117 +123 @@
 echo C++ compiles flags............ : $CXXFLAGS
 echo
+echo Compiler supports long long... : $long_long_found
+echo
 #echo GLPK support.................. : $lx_glpk_found
 #echo CPLEX support................. : $lx_cplex_found

lemon/bits/default_map.h

@@ -97 +97 @@
 
 
-#if defined __GNUC__ && !defined __STRICT_ANSI__
+#if defined HAVE_LONG_LONG
 
   // long long

lemon/config.h.in

@@ -4 +4 @@
 /* Define to 1 if you have GLPK. */
 #undef HAVE_GLPK
+
+/* Define to 1 if you have long long */
+#undef HAVE_LONG_LONG

lemon/tolerance.h

@@ -372 +372 @@
   };
 
-#if defined __GNUC__ && !defined __STRICT_ANSI__
+#if HAVE_LONG_LONG 
 
   ///Long long integer specialization of Tolerance.