isl_val_gcdext: revert to open-coded version of isl_int_gcdext
[isl.git] / configure.ac
blob48e53ee19e14ce18c37b36f53bb34b59cc8dd5db
1 AC_INIT([isl], [0.13], [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=13:0:0
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 $LIBS"
79 need_get_memory_functions=false
80 AC_CHECK_DECLS(mp_get_memory_functions,[],[
81         need_get_memory_functions=true
82 ],[#include <gmp.h>])
83 CPPFLAGS="$SAVE_CPPFLAGS"
84 LDFLAGS="$SAVE_LDFLAGS"
85 LIBS="$SAVE_LIBS"
86 AM_CONDITIONAL(NEED_GET_MEMORY_FUNCTIONS, test x$need_get_memory_functions = xtrue)
87 AC_CHECK_DECLS(ffs,[],[],[#include <strings.h>])
88 AC_CHECK_DECLS(__builtin_ffs,[],[],[])
90 AC_SUBST(CLANG_CXXFLAGS)
91 AC_SUBST(CLANG_LDFLAGS)
92 AC_SUBST(CLANG_LIBS)
93 AX_SUBMODULE(clang,system|no,no)
94 case "$with_clang" in
95 system)
96         AC_PROG_GREP
97         llvm_config="llvm-config"
98         AC_CHECK_PROG([llvm_config_found], ["$llvm_config"], [yes])
99         if test "x$with_clang_prefix" != "x"; then
100                 llvm_config="$with_clang_prefix/bin/llvm-config"
101                 if test -x "$llvm_config"; then
102                         llvm_config_found=yes
103                 fi
104         fi
105         if test "$llvm_config_found" != yes; then
106                 AC_MSG_ERROR([llvm-config not found])
107         fi
108         CLANG_CXXFLAGS=`$llvm_config --cxxflags`
109         CLANG_LDFLAGS=`$llvm_config --ldflags`
110         targets=`$llvm_config --targets-built`
111         components="$targets asmparser bitreader support mc"
112         $llvm_config --components | $GREP option > /dev/null 2> /dev/null
113         if test $? -eq 0; then
114                 components="$components option"
115         fi
116         CLANG_LIBS=`$llvm_config --libs $components`
117         systemlibs=`$llvm_config --system-libs 2> /dev/null | tail -1`
118         if test $? -eq 0; then
119                 CLANG_LIBS="$CLANG_LIBS $systemlibs"
120         fi
121         CLANG_PREFIX=`$llvm_config --prefix`
122         AC_DEFINE_UNQUOTED(CLANG_PREFIX, ["$CLANG_PREFIX"],
123                                 [Clang installation prefix])
125         SAVE_CPPFLAGS="$CPPFLAGS"
126         CPPFLAGS="$CLANG_CXXFLAGS $CPPFLAGS"
127         AC_LANG_PUSH(C++)
128         AC_CHECK_HEADER([clang/Basic/SourceLocation.h], [],
129                 [AC_ERROR([clang header file not found])])
130         AC_EGREP_HEADER([getDefaultTargetTriple], [llvm/Support/Host.h], [],
131                 [AC_DEFINE([getDefaultTargetTriple], [getHostTriple],
132                 [Define to getHostTriple for older versions of clang])])
133         AC_EGREP_HEADER([getExpansionLineNumber],
134                 [clang/Basic/SourceLocation.h], [],
135                 [AC_DEFINE([getExpansionLineNumber],
136                         [getInstantiationLineNumber],
137             [Define to getInstantiationLineNumber for older versions of clang])])
138         AC_EGREP_HEADER([DiagnosticsEngine],
139                 [clang/Basic/Diagnostic.h], [],
140                 [AC_DEFINE([DiagnosticsEngine],
141                         [Diagnostic],
142             [Define to Diagnostic for older versions of clang])])
143         AC_EGREP_HEADER([ArrayRef], [clang/Driver/Driver.h],
144                 [AC_DEFINE([USE_ARRAYREF], [],
145                         [Define if Driver::BuildCompilation takes ArrayRef])])
146         AC_EGREP_HEADER([CXXIsProduction], [clang/Driver/Driver.h],
147                 [AC_DEFINE([HAVE_CXXISPRODUCTION], [],
148                 [Define if Driver constructor takes CXXIsProduction argument])])
149         AC_EGREP_HEADER([ IsProduction], [clang/Driver/Driver.h],
150                 [AC_DEFINE([HAVE_ISPRODUCTION], [],
151                 [Define if Driver constructor takes IsProduction argument])])
152         AC_EGREP_HEADER([void HandleTopLevelDecl\(], [clang/AST/ASTConsumer.h],
153                 [AC_DEFINE([HandleTopLevelDeclReturn], [void],
154                            [Return type of HandleTopLevelDeclReturn])
155                  AC_DEFINE([HandleTopLevelDeclContinue], [],
156                            [Return type of HandleTopLevelDeclReturn])],
157                 [AC_DEFINE([HandleTopLevelDeclReturn], [bool],
158                            [Return type of HandleTopLevelDeclReturn])
159                  AC_DEFINE([HandleTopLevelDeclContinue], [true],
160                            [Return type of HandleTopLevelDeclReturn])])
161         AC_CHECK_HEADER([clang/Basic/DiagnosticOptions.h],
162                 [AC_DEFINE([HAVE_BASIC_DIAGNOSTICOPTIONS_H], [],
163                            [Define if clang/Basic/DiagnosticOptions.h exists])])
164         AC_TRY_COMPILE([#include <clang/Basic/TargetInfo.h>], [
165                 using namespace clang;
166                 TargetOptions *TO;
167                 DiagnosticsEngine *Diags;
168                 TargetInfo::CreateTargetInfo(*Diags, TO);
169         ], [AC_DEFINE([CREATETARGETINFO_TAKES_POINTER], [],
170                       [Define if TargetInfo::CreateTargetInfo takes pointer])])
171         AC_TRY_COMPILE([#include <clang/Frontend/CompilerInstance.h>], [
172                 using namespace clang;
173                 DiagnosticConsumer *client;
174                 CompilerInstance *Clang;
175                 Clang->createDiagnostics(client);
176         ], [], [AC_DEFINE([CREATEDIAGNOSTICS_TAKES_ARG], [],
177         [Define if CompilerInstance::createDiagnostics takes argc and argv])])
178         AC_TRY_COMPILE([#include <clang/Lex/HeaderSearchOptions.h>], [
179                 using namespace clang;
180                 HeaderSearchOptions HSO;
181                 HSO.AddPath("", frontend::Angled, false, false);
182         ], [AC_DEFINE([ADDPATH_TAKES_4_ARGUMENTS], [],
183                 [Define if HeaderSearchOptions::AddPath takes 4 arguments])])
184         AC_EGREP_HEADER([getNumParams],
185                 [clang/AST/CanonicalType.h],
186                 [AC_DEFINE([getNumArgs], [getNumParams],
187                     [Define to getNumParams for newer versions of clang])
188                  AC_DEFINE([getArgType], [getParamType],
189                     [Define to getParamType for newer versions of clang])])
190         AC_EGREP_HEADER([getReturnType],
191                 [clang/AST/CanonicalType.h], [],
192                 [AC_DEFINE([getReturnType], [getResultType],
193                     [Define to getResultType for older versions of clang])])
194         AC_TRY_COMPILE([#include <clang/Frontend/CompilerInstance.h>], [
195                 using namespace clang;
196                 CompilerInstance *Clang;
197                 Clang->createPreprocessor(TU_Complete);
198         ], [AC_DEFINE([CREATEPREPROCESSOR_TAKES_TUKIND], [],
199         [Define if CompilerInstance::createPreprocessor takes
200          TranslationUnitKind])])
201         AC_LANG_POP
202         CPPFLAGS="$SAVE_CPPFLAGS"
204         SAVE_LDFLAGS="$LDFLAGS"
205         LDFLAGS="$CLANG_LDFLAGS $LDFLAGS"
206         AC_SUBST(LIB_CLANG_EDIT)
207         AC_CHECK_LIB([clangEdit], [main], [LIB_CLANG_EDIT=-lclangEdit], [])
208         LDFLAGS="$SAVE_LDFLAGS"
209         ;;
210 esac
211 AM_CONDITIONAL(HAVE_CLANG, test $with_clang = system)
213 AX_SET_WARNING_FLAGS
215 AC_SUBST(WARNING_FLAGS)
217 PACKAGE_CFLAGS="$GMP_CPPFLAGS"
218 PACKAGE_LDFLAGS="$GMP_LDFLAGS"
219 PACKAGE_LIBS="-lisl -lgmp"
220 AX_CREATE_PKGCONFIG_INFO
222 AX_DETECT_GIT_HEAD
223 echo '#define GIT_HEAD_ID "'$GIT_HEAD_ID'"' > gitversion.h
225 AH_BOTTOM([#include <isl_config_post.h>])
226 AC_CONFIG_HEADERS(isl_config.h)
227 AC_CONFIG_FILES(Makefile)
228 AC_CONFIG_FILES(doc/Makefile)
229 if test $with_clang = system; then
230         AC_CONFIG_FILES(interface/Makefile)
232 AC_CONFIG_FILES([bound_test.sh], [chmod +x bound_test.sh])
233 AC_CONFIG_FILES([codegen_test.sh], [chmod +x codegen_test.sh])
234 AC_CONFIG_FILES([pip_test.sh], [chmod +x pip_test.sh])
235 AC_CONFIG_COMMANDS_POST([
236         dnl pass on arguments to subdir configures, but don't
237         dnl add them to config.status
238         ac_configure_args="$ac_configure_args $isl_configure_args"
240 AC_OUTPUT