add preliminary support for affine NaN expressions
[isl.git] / configure.ac
blob1c25ccdfbea5d257bda7a3e100fb12e05ef16f2b
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 $need_normalized_gcdext = true; then
104 AC_DEFINE([GMP_NORMALIZE_GCDEXT], [],
105         [result of mpz_gcdext needs to be normalized])
107 AC_CHECK_DECLS(ffs,[],[],[#include <strings.h>])
108 AC_CHECK_DECLS(__builtin_ffs,[],[],[])
110 AC_SUBST(CLANG_CXXFLAGS)
111 AC_SUBST(CLANG_LDFLAGS)
112 AC_SUBST(CLANG_LIBS)
113 AX_SUBMODULE(clang,system|no,no)
114 case "$with_clang" in
115 system)
116         AC_PROG_GREP
117         llvm_config="llvm-config"
118         AC_CHECK_PROG([llvm_config_found], ["$llvm_config"], [yes])
119         if test "x$with_clang_prefix" != "x"; then
120                 llvm_config="$with_clang_prefix/bin/llvm-config"
121                 if test -x "$llvm_config"; then
122                         llvm_config_found=yes
123                 fi
124         fi
125         if test "$llvm_config_found" != yes; then
126                 AC_MSG_ERROR([llvm-config not found])
127         fi
128         CLANG_CXXFLAGS=`$llvm_config --cxxflags`
129         CLANG_LDFLAGS=`$llvm_config --ldflags`
130         targets=`$llvm_config --targets-built`
131         components="$targets asmparser bitreader support mc"
132         $llvm_config --components | $GREP option > /dev/null 2> /dev/null
133         if test $? -eq 0; then
134                 components="$components option"
135         fi
136         CLANG_LIBS=`$llvm_config --libs $components`
137         systemlibs=`$llvm_config --system-libs 2> /dev/null | tail -1`
138         if test $? -eq 0; then
139                 CLANG_LIBS="$CLANG_LIBS $systemlibs"
140         fi
141         CLANG_PREFIX=`$llvm_config --prefix`
142         AC_DEFINE_UNQUOTED(CLANG_PREFIX, ["$CLANG_PREFIX"],
143                                 [Clang installation prefix])
145         SAVE_CPPFLAGS="$CPPFLAGS"
146         CPPFLAGS="$CLANG_CXXFLAGS $CPPFLAGS"
147         AC_LANG_PUSH(C++)
148         AC_CHECK_HEADER([clang/Basic/SourceLocation.h], [],
149                 [AC_ERROR([clang header file not found])])
150         AC_EGREP_HEADER([getDefaultTargetTriple], [llvm/Support/Host.h], [],
151                 [AC_DEFINE([getDefaultTargetTriple], [getHostTriple],
152                 [Define to getHostTriple for older versions of clang])])
153         AC_EGREP_HEADER([getExpansionLineNumber],
154                 [clang/Basic/SourceLocation.h], [],
155                 [AC_DEFINE([getExpansionLineNumber],
156                         [getInstantiationLineNumber],
157             [Define to getInstantiationLineNumber for older versions of clang])])
158         AC_EGREP_HEADER([DiagnosticsEngine],
159                 [clang/Basic/Diagnostic.h], [],
160                 [AC_DEFINE([DiagnosticsEngine],
161                         [Diagnostic],
162             [Define to Diagnostic for older versions of clang])])
163         AC_EGREP_HEADER([ArrayRef], [clang/Driver/Driver.h],
164                 [AC_DEFINE([USE_ARRAYREF], [],
165                         [Define if Driver::BuildCompilation takes ArrayRef])])
166         AC_EGREP_HEADER([CXXIsProduction], [clang/Driver/Driver.h],
167                 [AC_DEFINE([HAVE_CXXISPRODUCTION], [],
168                 [Define if Driver constructor takes CXXIsProduction argument])])
169         AC_EGREP_HEADER([ IsProduction], [clang/Driver/Driver.h],
170                 [AC_DEFINE([HAVE_ISPRODUCTION], [],
171                 [Define if Driver constructor takes IsProduction argument])])
172         AC_EGREP_HEADER([void HandleTopLevelDecl\(], [clang/AST/ASTConsumer.h],
173                 [AC_DEFINE([HandleTopLevelDeclReturn], [void],
174                            [Return type of HandleTopLevelDeclReturn])
175                  AC_DEFINE([HandleTopLevelDeclContinue], [],
176                            [Return type of HandleTopLevelDeclReturn])],
177                 [AC_DEFINE([HandleTopLevelDeclReturn], [bool],
178                            [Return type of HandleTopLevelDeclReturn])
179                  AC_DEFINE([HandleTopLevelDeclContinue], [true],
180                            [Return type of HandleTopLevelDeclReturn])])
181         AC_CHECK_HEADER([clang/Basic/DiagnosticOptions.h],
182                 [AC_DEFINE([HAVE_BASIC_DIAGNOSTICOPTIONS_H], [],
183                            [Define if clang/Basic/DiagnosticOptions.h exists])])
184         AC_TRY_COMPILE([#include <clang/Basic/TargetInfo.h>], [
185                 using namespace clang;
186                 TargetOptions *TO;
187                 DiagnosticsEngine *Diags;
188                 TargetInfo::CreateTargetInfo(*Diags, TO);
189         ], [AC_DEFINE([CREATETARGETINFO_TAKES_POINTER], [],
190                       [Define if TargetInfo::CreateTargetInfo takes pointer])])
191         AC_TRY_COMPILE([#include <clang/Frontend/CompilerInstance.h>], [
192                 using namespace clang;
193                 DiagnosticConsumer *client;
194                 CompilerInstance *Clang;
195                 Clang->createDiagnostics(client);
196         ], [], [AC_DEFINE([CREATEDIAGNOSTICS_TAKES_ARG], [],
197         [Define if CompilerInstance::createDiagnostics takes argc and argv])])
198         AC_TRY_COMPILE([#include <clang/Lex/HeaderSearchOptions.h>], [
199                 using namespace clang;
200                 HeaderSearchOptions HSO;
201                 HSO.AddPath("", frontend::Angled, false, false);
202         ], [AC_DEFINE([ADDPATH_TAKES_4_ARGUMENTS], [],
203                 [Define if HeaderSearchOptions::AddPath takes 4 arguments])])
204         AC_EGREP_HEADER([getNumParams],
205                 [clang/AST/CanonicalType.h],
206                 [AC_DEFINE([getNumArgs], [getNumParams],
207                     [Define to getNumParams for newer versions of clang])
208                  AC_DEFINE([getArgType], [getParamType],
209                     [Define to getParamType for newer versions of clang])])
210         AC_EGREP_HEADER([getReturnType],
211                 [clang/AST/CanonicalType.h], [],
212                 [AC_DEFINE([getReturnType], [getResultType],
213                     [Define to getResultType for older versions of clang])])
214         AC_LANG_POP
215         CPPFLAGS="$SAVE_CPPFLAGS"
217         SAVE_LDFLAGS="$LDFLAGS"
218         LDFLAGS="$CLANG_LDFLAGS $LDFLAGS"
219         AC_SUBST(LIB_CLANG_EDIT)
220         AC_CHECK_LIB([clangEdit], [main], [LIB_CLANG_EDIT=-lclangEdit], [])
221         LDFLAGS="$SAVE_LDFLAGS"
222         ;;
223 esac
224 AM_CONDITIONAL(HAVE_CLANG, test $with_clang = system)
226 AX_SET_WARNING_FLAGS
228 AC_SUBST(WARNING_FLAGS)
230 PACKAGE_CFLAGS="$GMP_CPPFLAGS"
231 PACKAGE_LDFLAGS="$GMP_LDFLAGS"
232 PACKAGE_LIBS="-lisl -lgmp"
233 AX_CREATE_PKGCONFIG_INFO
235 AX_DETECT_GIT_HEAD
236 echo '#define GIT_HEAD_ID "'$GIT_HEAD_ID'"' > gitversion.h
238 AH_BOTTOM([#include <isl_config_post.h>])
239 AC_CONFIG_HEADERS(isl_config.h)
240 AC_CONFIG_HEADERS(include/isl/config.h)
241 AC_CONFIG_FILES(Makefile)
242 AC_CONFIG_FILES(doc/Makefile)
243 if test $with_clang = system; then
244         AC_CONFIG_FILES(interface/Makefile)
246 AC_CONFIG_FILES([bound_test.sh], [chmod +x bound_test.sh])
247 AC_CONFIG_FILES([codegen_test.sh], [chmod +x codegen_test.sh])
248 AC_CONFIG_FILES([pip_test.sh], [chmod +x pip_test.sh])
249 AC_CONFIG_COMMANDS_POST([
250         dnl pass on arguments to subdir configures, but don't
251         dnl add them to config.status
252         ac_configure_args="$ac_configure_args $isl_configure_args"
254 AC_OUTPUT