146 строки
3.1 KiB
Bash
146 строки
3.1 KiB
Bash
dnl -*- shell-script -*-
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dnl
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dnl $HEADER$
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dnl
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dnl $Id: cxx_find_template_repository.m4,v 1.1 2004/01/07 07:39:52 jsquyres Exp $
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dnl
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define([LAM_CXX_FIND_TEMPLATE_REPOSITORY],[
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#
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# Arguments: None
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#
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# Dependencies: None
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#
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# See if the compiler makes template repository directories
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# Warning: this is a really screwy example! -JMS
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#
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# Sets LAM_CXX_TEMPLATE_REPOSITORY to the template repository, or blank.
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# Must call AC_SUBST manually
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#
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# Find the repository
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AC_MSG_CHECKING([for C++ template repository directory])
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mkdir conf_tmp_$$
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cd conf_tmp_$$
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cat > conftest.h <<EOF
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template <class T>
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class foo {
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public:
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foo(T yow) : data(yow) { yow.member(3); };
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void member(int i);
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private:
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T data;
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};
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class bar {
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public:
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bar(int i) { data = i; };
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void member(int j) { data = data * j; };
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private:
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int data;
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};
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EOF
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cat > conftest2.C <<EOF
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#include "conftest.h"
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void
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some_other_function(void)
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{
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foo<bar> var1(6);
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foo< foo<bar> > var2(var1);
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}
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EOF
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cat > conftest1.C <<EOF
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#include "conftest.h"
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void some_other_function(void);
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template <class T>
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void
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foo<T>::member(int i)
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{
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i += 2;
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}
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int
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main(int argc, char *argv[])
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{
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foo<bar> var1(6);
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foo< foo<bar> > var2(var1);
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some_other_function();
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return 0;
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}
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EOF
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lam_template_failed=
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echo configure:__oline__: $CXX $CXXFLAGS -c conftest1.C >&5
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$CXX $CXXFLAGS -c conftest1.C >&5 2>&5
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if test ! -f conftest1.o ; then
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AC_MSG_RESULT([templates not supported?])
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echo configure:__oline__: here is the program that failed: >&5
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cat conftest1.C >&5
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echo configure:__oline__: here is conftest.h: >&5
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cat conftest.h >&5
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lam_template_failed=1
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else
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echo configure:__oline__: $CXX $CXXFLAGS -c conftest2.C >&5
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$CXX $CXXFLAGS -c conftest2.C >&5 2>&5
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if test ! -f conftest2.o ; then
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AC_MSG_RESULT([unknown error])
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echo configure:__oline__: here is the program that failed: >&5
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cat conftest2.C >&5
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echo configure:__oline__: here is conftest.h: >&5
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cat conftest.h >&5
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else
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rm -rf conftest*
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for lam_file in `ls`
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do
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if test "$lam_file" != "." -a "$lam_file" != ".."; then
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# Is it a directory?
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if test -d "$lam_file"; then
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lam_template_dir="$lam_file $lam_template_dir"
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# Or is it a file?
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else
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name="`echo $lam_file | cut -d. -f1`"
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temp_mask=
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if test "$name" = "main" -o "$name" = "other"; then
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temp_mask="`echo $lam_file | cut -d. -f2`"
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if test "$lam_template_filemask" = ""; then
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lam_template_filemask="$temp_mask";
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elif test "`echo $lam_template_filemask | grep $temp_mask`" = ""; then
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lam_template_filemask="$lam_template_filemask $temp_mask"
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fi
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fi
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fi
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fi
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done
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if test "$lam_template_filemask" != ""; then
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temp_mask=
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for mask in $lam_template_filemask
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do
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temp_mask="*.$mask $temp_mask"
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done
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lam_template_filemask=$temp_mask
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fi
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fi
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fi
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LAM_CXX_TEMPLATE_REPOSITORY="$lam_template_dir $lam_template_filemask"
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if test "`echo $LAM_CXX_TEMPLATE_REPOSITORY`" != ""; then
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AC_MSG_RESULT([$LAM_CXX_TEMPLATE_REPOSITORY])
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else
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AC_MSG_RESULT([not used])
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fi
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cd ..
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rm -rf conf_tmp_$$
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# Clean up
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unset lam_file lam_template_failed lam_template_dir])dnl
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