140 строки
3.8 KiB
C++
140 строки
3.8 KiB
C++
//
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// Copyright (c) 2004-2005 The Trustees of Indiana University.
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// All rights reserved.
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// Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
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// All rights reserved.
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// Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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// University of Stuttgart. All rights reserved.
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// Copyright (c) 2004-2005 The Regents of the University of California.
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// All rights reserved.
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// $COPYRIGHT$
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//
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// Additional copyrights may follow
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//
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// $HEADER$
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//
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#include <iostream>
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#include "ompi_config.h"
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#include "tools/wrappers/ompi_wrap.h"
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using namespace std;
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///
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/// Back-end entry point for the wrapper compiler functionality. All
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/// three wrapper compilers invoke this function.
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///
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/// \param argc Number of command line arguments
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/// \param argv Vector containing command line arguments
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/// \param env_vars Environment variables
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/// \param default_compiler The default backend compiler
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/// \param want_cxx_libs Whether C++ libraries should be linked in
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/// \param want_f77_includes Whether F77 include path should be added
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/// \param extra_args Extra arguments which need to be added
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///
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/// At most, we end up with a command line in the following form:
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///
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/// [compiler(*)] [Xppflags(*)] [Xflags(*)] [user args] [ldflags(*)] [libs(*)]
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///
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/// Items with (*) can be overridden at run time with environment variables.
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///
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/// X can be replaced with C, CXX, F, and FC for C, C++, Fortran 77,
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/// and Fortran 90, respectively.
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///
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int
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ompi_wrap_engine(int argc, char *argv[],
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const ompi_sv_t & compiler_env_var,
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const ompi_sv_t & xppflags_env_var,
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const ompi_sv_t & xflags_env_var,
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const ompi_sv_t & ldflags_env_var,
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const ompi_sv_t & libs_env_var,
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const std::string & default_compiler,
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const std::string & default_xflags,
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bool want_cxx_libs,
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bool want_f90_libs,
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bool want_f77_includes)
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{
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int ret(0);
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bool want_flags;
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ompi_sv_t str_vec;
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ompi_sv_t compiler;
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ompi_sv_t xppflags;
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ompi_sv_t xflags;
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ompi_sv_t user_args;
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ompi_sv_t ldflags;
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ompi_sv_t libs;
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ompi_sv_t extra_flags;
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ompi_sv_t cmd_line;
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// Parse command line
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ompi_wrap_parse_args(argc, argv, want_flags);
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// Get the compiler
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ompi_wrap_get_compiler(compiler_env_var, default_compiler, compiler);
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// Build the XPPFLAGS (-I stuff only)
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ompi_wrap_build_xppflags(xppflags_env_var, want_f77_includes,
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xppflags);
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// Build any XFLAGS
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ompi_wrap_build_xflags(xflags_env_var, default_xflags, xflags);
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// Build the user arguments
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ompi_wrap_build_user_args(argc, argv, user_args);
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// Build the LDFLAGS (-L stuff and WRAPPER_EXTRA_LDFLAGS)
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ompi_wrap_build_ldflags(ldflags_env_var, ldflags);
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// Build the LIBS (-l stuff and WRAPPER_EXTRA_LIBS)
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ompi_wrap_build_libs(libs_env_var, want_cxx_libs, want_f90_libs, libs);
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// Now assemble the command line
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cmd_line.clear();
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ompi_wrap_append_sv(compiler, cmd_line);
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if (want_flags) {
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ompi_wrap_append_sv(xppflags, cmd_line);
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ompi_wrap_append_sv(xflags, cmd_line);
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}
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ompi_wrap_append_sv(user_args, cmd_line);
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if (want_flags) {
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ompi_wrap_append_sv(ldflags, cmd_line);
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ompi_wrap_append_sv(libs, cmd_line);
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}
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// Display or execute?
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if (showme_cmd) {
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ompi_wrap_print_sv(compiler);
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}
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if (showme_cmd || showme_compile) {
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ompi_wrap_print_sv(xppflags);
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ompi_wrap_print_sv(xflags);
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}
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if (showme_cmd || showme_compile || showme_link)
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ompi_wrap_print_sv(user_args);
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if (showme_cmd || showme_link) {
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ompi_wrap_print_sv(ldflags);
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ompi_wrap_print_sv(libs);
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}
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if (showme_cmd || showme_compile || showme_link) {
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cout << endl;
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} else {
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ret = ompi_wrap_exec_sv(cmd_line);
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}
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// That's all she wrote
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return ret;
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}
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