| //===-- include/flang/Runtime/extensions.h ----------------------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // These C-coded entry points with Fortran-mangled names implement legacy |
| // extensions that will eventually be implemented in Fortran. |
| |
| #ifndef FORTRAN_RUNTIME_EXTENSIONS_H_ |
| #define FORTRAN_RUNTIME_EXTENSIONS_H_ |
| |
| #include "flang/Runtime/entry-names.h" |
| |
| #define FORTRAN_PROCEDURE_NAME(name) name##_ |
| |
| #include "flang/Runtime/entry-names.h" |
| #include <cstddef> |
| #include <cstdint> |
| |
| #ifdef _WIN32 |
| // UID and GID don't exist on Windows, these exist to avoid errors. |
| typedef std::uint32_t uid_t; |
| typedef std::uint32_t gid_t; |
| #else |
| #include "sys/types.h" //pid_t |
| #endif |
| |
| extern "C" { |
| |
| // CALL FLUSH(n) antedates the Fortran 2003 FLUSH statement. |
| void FORTRAN_PROCEDURE_NAME(flush)(const int &unit); |
| |
| // GNU extension subroutine FDATE |
| void FORTRAN_PROCEDURE_NAME(fdate)(char *string, std::int64_t length); |
| |
| void RTNAME(Free)(std::intptr_t ptr); |
| |
| // GNU Fortran 77 compatibility function IARGC. |
| std::int32_t FORTRAN_PROCEDURE_NAME(iargc)(); |
| |
| // GNU Fortran 77 compatibility subroutine GETARG(N, ARG). |
| void FORTRAN_PROCEDURE_NAME(getarg)( |
| std::int32_t &n, char *arg, std::int64_t length); |
| |
| // Calls getgid() |
| gid_t RTNAME(GetGID)(); |
| |
| // Calls getuid() |
| uid_t RTNAME(GetUID)(); |
| |
| // GNU extension subroutine GETLOG(C). |
| void FORTRAN_PROCEDURE_NAME(getlog)(char *name, std::int64_t length); |
| |
| std::intptr_t RTNAME(Malloc)(std::size_t size); |
| |
| // GNU extension function STATUS = SIGNAL(number, handler) |
| std::int64_t RTNAME(Signal)(std::int64_t number, void (*handler)(int)); |
| |
| // GNU extension subroutine SLEEP(SECONDS) |
| void RTNAME(Sleep)(std::int64_t seconds); |
| |
| // GNU extension function ACCESS(NAME, MODE) |
| // TODO: not supported on Windows |
| #ifndef _WIN32 |
| std::int64_t FORTRAN_PROCEDURE_NAME(access)(const char *name, |
| std::int64_t nameLength, const char *mode, std::int64_t modeLength); |
| #endif |
| |
| } // extern "C" |
| #endif // FORTRAN_RUNTIME_EXTENSIONS_H_ |