isl_union_map_params: plug memory leak in case of empty input
[isl.git] / configure.ac
blob8bfeded2191dc95d8ed21d0368091d942bef0154
1 AC_INIT([isl], [0.12.1], [isl-development@googlegroups.com])
2 AC_CONFIG_AUX_DIR([.])
3 AC_CONFIG_MACRO_DIR([m4])
4 AM_INIT_AUTOMAKE([foreign])
5 m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
6 AC_SUBST(versioninfo)
7 versioninfo=12:1:2
9 if test "x$prefix" != "xNONE"; then
10         prefix_wd=`cd $prefix && pwd`
11         srcdir_wd=`cd $srcdir && pwd`
12         wd=`pwd`
13         if test "x$prefix_wd" = "x$srcdir_wd"; then
14                 AC_MSG_ERROR(Installation in source directory not supported)
15         fi
16         if test "x$prefix_wd" = "x$wd"; then
17                 AC_MSG_ERROR(Installation in build directory not supported)
18         fi
21 AC_PROG_CC
22 AC_PROG_CXX
24 AX_CC_MAXOPT
25 AX_GCC_WARN_UNUSED_RESULT
26 AX_C___ATTRIBUTE__
28 AC_PROG_LIBTOOL
30 AC_CHECK_PROG(PERL, perl, perl, [])
31 AC_CHECK_PROG(PDFLATEX, pdflatex, pdflatex, [])
32 AC_CHECK_PROG(POD2HTML, pod2html, pod2html, [])
34 AM_CONDITIONAL(GENERATE_DOC, test -n "$PERL" -a -n "$PDFLATEX" -a -n "$POD2HTML")
36 AX_CREATE_STDINT_H(include/isl/stdint.h)
38 AX_SUBMODULE(gmp,system|build,system)
40 AC_SUBST(GMP_CPPFLAGS)
41 AC_SUBST(GMP_LDFLAGS)
42 AC_SUBST(GMP_LIBS)
43 case "$with_gmp" in
44 system)
45         if test "x$with_gmp_prefix" != "x"; then
46                 isl_configure_args="$isl_configure_args --with-gmp=$with_gmp_prefix"
47                 GMP_CPPFLAGS="-I$with_gmp_prefix/include"
48                 GMP_LDFLAGS="-L$with_gmp_prefix/lib"
49         fi
50         GMP_LIBS=-lgmp
51         SAVE_CPPFLAGS="$CPPFLAGS"
52         SAVE_LDFLAGS="$LDFLAGS"
53         SAVE_LIBS="$LIBS"
54         CPPFLAGS="$GMP_CPPFLAGS $CPPFLAGS"
55         LDFLAGS="$GMP_LDFLAGS $LDFLAGS"
56         LIBS="$GMP_LIBS $LIBS"
57         AC_CHECK_HEADER([gmp.h], [], [AC_ERROR([gmp.h header not found])])
58         AC_CHECK_LIB([gmp], [main], [], [AC_ERROR([gmp library not found])])
59         AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <gmp.h>]], [[
60                 mpz_t n, d;
61                 if (mpz_divisible_p(n, d))
62                         mpz_divexact_ui(n, n, 4);
63         ]])], [], [AC_ERROR([gmp library too old])])
64         CPPFLAGS="$SAVE_CPPFLAGS"
65         LDFLAGS="$SAVE_LDFLAGS"
66         LIBS="$SAVE_LIBS"
67         ;;
68 build)
69         GMP_CPPFLAGS="-I$gmp_srcdir -I$with_gmp_builddir"
70         GMP_LIBS="$with_gmp_builddir/libgmp.la"
71         ;;
72 esac
73 SAVE_CPPFLAGS="$CPPFLAGS"
74 SAVE_LDFLAGS="$LDFLAGS"
75 SAVE_LIBS="$LIBS"
76 CPPFLAGS="$GMP_CPPFLAGS $CPPFLAGS"
77 LDFLAGS="$GMP_LDFLAGS $LDFLAGS"
78 LIBS="$GMP_LIBS $LIBS"
79 need_get_memory_functions=false
80 AC_CHECK_DECLS(mp_get_memory_functions,[],[
81         need_get_memory_functions=true
82 ],[#include <gmp.h>])
83 AC_RUN_IFELSE([AC_LANG_PROGRAM([[#include <gmp.h>]], [[
84         mpz_t x,y,g,a,b;
85         mpz_init(x);
86         mpz_init(y);
87         mpz_init(g);
88         mpz_init(a);
89         mpz_init(b);
90         mpz_set_si(x, -1);
91         mpz_set_si(y, 9);
92         mpz_gcdext(g, a, b, x, y);
93         if (mpz_get_si(a) == -1 && mpz_get_si(b) == 0)
94                 return 0;
95         else
96                 return 1;
97 ]])], [need_normalized_gcdext=false], [need_normalized_gcdext=true],
98 [need_normalized_gcdext=true])
99 CPPFLAGS="$SAVE_CPPFLAGS"
100 LDFLAGS="$SAVE_LDFLAGS"
101 LIBS="$SAVE_LIBS"
102 AM_CONDITIONAL(NEED_GET_MEMORY_FUNCTIONS, test x$need_get_memory_functions = xtrue)
103 if test $need_normalized_gcdext = true; then
104 AC_DEFINE([GMP_NORMALIZE_GCDEXT], [],
105         [result of mpz_gcdext needs to be normalized])
108 AX_SUBMODULE(piplib,no|system|build,no)
110 have_piplib=false
111 AC_SUBST(PIPLIB_CPPFLAGS)
112 AC_SUBST(PIPLIB_LDFLAGS)
113 AC_SUBST(PIPLIB_LIBS)
114 case "$with_piplib" in
115         build)
116                 PIPLIB_CPPFLAGS="-I$piplib_srcdir/include"
117                 PIPLIB_LIBS="$with_piplib_builddir/libpiplibMP.la"
118         ;;
119         system)
120                 PIPLIB_LIBS="-lpiplibMP"
121                 if test "x$with_piplib_prefix" != "x"; then
122                         PIPLIB_CPPFLAGS="-I$with_piplib_prefix/include"
123                         PIPLIB_LDFLAGS="-L$with_piplib_prefix/lib"
124                 fi
125                 SAVE_CPPFLAGS="$CPPFLAGS"
126                 SAVE_LDFLAGS="$LDFLAGS"
127                 CPPFLAGS="$PIPLIB_CPPFLAGS $CPPFLAGS"
128                 LDFLAGS="$PIPLIB_LDFLAGS $LDFLAGS"
129                 AC_CHECK_LIB(piplibMP, pip_solve,[
130                         AC_CHECK_MEMBER(PipOptions.Urs_parms, [], [
131                                 AC_MSG_ERROR([Piplib too old; please install version 1.3.6 or newer])
132                         ],[#include <piplib/piplibMP.h>])
133                 ],[
134                         AC_MSG_ERROR([Piplib not found])
135                 ])
136                 CPPFLAGS="$SAVE_CPPFLAGS"
137                 LDFLAGS="$SAVE_LDFLAGS"
138         ;;
139         no)
140         ;;
141         *)
142                 AC_MSG_ERROR(unsupported)
143         ;;
144 esac
145 if test "$with_piplib" != "no"; then
146         AC_DEFINE(ISL_PIPLIB,,piplib is available)
147         have_piplib=true
149 AM_CONDITIONAL(HAVE_PIPLIB, test x$have_piplib = xtrue)
151 AC_SUBST(CLANG_CXXFLAGS)
152 AC_SUBST(CLANG_LDFLAGS)
153 AC_SUBST(CLANG_LIBS)
154 AX_SUBMODULE(clang,system|no,no)
155 case "$with_clang" in
156 system)
157         AC_PROG_GREP
158         llvm_config="llvm-config"
159         AC_CHECK_PROG([llvm_config_found], ["$llvm_config"], [yes])
160         if test "x$with_clang_prefix" != "x"; then
161                 llvm_config="$with_clang_prefix/bin/llvm-config"
162                 if test -x "$llvm_config"; then
163                         llvm_config_found=yes
164                 fi
165         fi
166         if test "$llvm_config_found" != yes; then
167                 AC_MSG_ERROR([llvm-config not found])
168         fi
169         CLANG_CXXFLAGS=`$llvm_config --cxxflags`
170         CLANG_LDFLAGS=`$llvm_config --ldflags`
171         targets=`$llvm_config --targets-built`
172         components="$targets asmparser bitreader support mc"
173         $llvm_config --components | $GREP option > /dev/null 2> /dev/null
174         if test $? -eq 0; then
175                 components="$components option"
176         fi
177         CLANG_LIBS=`$llvm_config --libs $components`
178         CLANG_PREFIX=`$llvm_config --prefix`
179         AC_DEFINE_UNQUOTED(CLANG_PREFIX, ["$CLANG_PREFIX"],
180                                 [Clang installation prefix])
182         SAVE_CPPFLAGS="$CPPFLAGS"
183         CPPFLAGS="$CLANG_CXXFLAGS $CPPFLAGS"
184         AC_LANG_PUSH(C++)
185         AC_CHECK_HEADER([clang/Basic/SourceLocation.h], [],
186                 [AC_ERROR([clang header file not found])])
187         AC_EGREP_HEADER([getDefaultTargetTriple], [llvm/Support/Host.h], [],
188                 [AC_DEFINE([getDefaultTargetTriple], [getHostTriple],
189                 [Define to getHostTriple for older versions of clang])])
190         AC_EGREP_HEADER([getExpansionLineNumber],
191                 [clang/Basic/SourceLocation.h], [],
192                 [AC_DEFINE([getExpansionLineNumber],
193                         [getInstantiationLineNumber],
194             [Define to getInstantiationLineNumber for older versions of clang])])
195         AC_EGREP_HEADER([DiagnosticsEngine],
196                 [clang/Basic/Diagnostic.h], [],
197                 [AC_DEFINE([DiagnosticsEngine],
198                         [Diagnostic],
199             [Define to Diagnostic for older versions of clang])])
200         AC_EGREP_HEADER([ArrayRef], [clang/Driver/Driver.h],
201                 [AC_DEFINE([USE_ARRAYREF], [],
202                         [Define if Driver::BuildCompilation takes ArrayRef])])
203         AC_EGREP_HEADER([CXXIsProduction], [clang/Driver/Driver.h],
204                 [AC_DEFINE([HAVE_CXXISPRODUCTION], [],
205                 [Define if Driver constructor takes CXXIsProduction argument])])
206         AC_EGREP_HEADER([ IsProduction], [clang/Driver/Driver.h],
207                 [AC_DEFINE([HAVE_ISPRODUCTION], [],
208                 [Define if Driver constructor takes IsProduction argument])])
209         AC_EGREP_HEADER([void HandleTopLevelDecl\(], [clang/AST/ASTConsumer.h],
210                 [AC_DEFINE([HandleTopLevelDeclReturn], [void],
211                            [Return type of HandleTopLevelDeclReturn])
212                  AC_DEFINE([HandleTopLevelDeclContinue], [],
213                            [Return type of HandleTopLevelDeclReturn])],
214                 [AC_DEFINE([HandleTopLevelDeclReturn], [bool],
215                            [Return type of HandleTopLevelDeclReturn])
216                  AC_DEFINE([HandleTopLevelDeclContinue], [true],
217                            [Return type of HandleTopLevelDeclReturn])])
218         AC_CHECK_HEADER([clang/Basic/DiagnosticOptions.h],
219                 [AC_DEFINE([HAVE_BASIC_DIAGNOSTICOPTIONS_H], [],
220                            [Define if clang/Basic/DiagnosticOptions.h exists])])
221         AC_TRY_COMPILE([#include <clang/Basic/TargetInfo.h>], [
222                 using namespace clang;
223                 TargetOptions *TO;
224                 DiagnosticsEngine *Diags;
225                 TargetInfo::CreateTargetInfo(*Diags, TO);
226         ], [AC_DEFINE([CREATETARGETINFO_TAKES_POINTER], [],
227                       [Define if TargetInfo::CreateTargetInfo takes pointer])])
228         AC_TRY_COMPILE([#include <clang/Frontend/CompilerInstance.h>], [
229                 using namespace clang;
230                 DiagnosticConsumer *client;
231                 CompilerInstance *Clang;
232                 Clang->createDiagnostics(client);
233         ], [], [AC_DEFINE([CREATEDIAGNOSTICS_TAKES_ARG], [],
234         [Define if CompilerInstance::createDiagnostics takes argc and argv])])
235         AC_TRY_COMPILE([#include <clang/Lex/HeaderSearchOptions.h>], [
236                 using namespace clang;
237                 HeaderSearchOptions HSO;
238                 HSO.AddPath("", frontend::Angled, false, false);
239         ], [AC_DEFINE([ADDPATH_TAKES_4_ARGUMENTS], [],
240                 [Define if HeaderSearchOptions::AddPath takes 4 arguments])])
241         AC_LANG_POP
242         CPPFLAGS="$SAVE_CPPFLAGS"
244         SAVE_LDFLAGS="$LDFLAGS"
245         LDFLAGS="$CLANG_LDFLAGS $LDFLAGS"
246         AC_SUBST(LIB_CLANG_EDIT)
247         AC_CHECK_LIB([clangEdit], [main], [LIB_CLANG_EDIT=-lclangEdit], [])
248         LDFLAGS="$SAVE_LDFLAGS"
249         ;;
250 esac
251 AM_CONDITIONAL(HAVE_CLANG, test $with_clang = system)
253 AX_SET_WARNING_FLAGS
255 AC_SUBST(WARNING_FLAGS)
257 PACKAGE_CFLAGS="$GMP_CPPFLAGS"
258 PACKAGE_LDFLAGS="$GMP_LDFLAGS"
259 PACKAGE_LIBS="-lisl -lgmp"
260 AX_CREATE_PKGCONFIG_INFO
262 AX_DETECT_GIT_HEAD
263 echo '#define GIT_HEAD_ID "'$GIT_HEAD_ID'"' > gitversion.h
265 AH_BOTTOM([#include <isl_config_post.h>])
266 AC_CONFIG_HEADERS(isl_config.h)
267 AC_CONFIG_HEADERS(include/isl/config.h)
268 AC_CONFIG_FILES(Makefile)
269 AC_CONFIG_FILES(doc/Makefile)
270 if test $with_clang = system; then
271         AC_CONFIG_FILES(interface/Makefile)
273 AC_CONFIG_FILES([bound_test.sh], [chmod +x bound_test.sh])
274 AC_CONFIG_FILES([codegen_test.sh], [chmod +x codegen_test.sh])
275 AC_CONFIG_FILES([pip_test.sh], [chmod +x pip_test.sh])
276 AC_CONFIG_COMMANDS_POST([
277         dnl pass on arguments to subdir configures, but don't
278         dnl add them to config.status
279         ac_configure_args="$ac_configure_args $isl_configure_args"
281 AC_OUTPUT