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libc: remove legacy kernel functions

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This commit is contained in:
Christian Helmuth 2020-09-01 10:30:58 +02:00
parent ab953a534c
commit 0605180a61
10 changed files with 1 additions and 83 deletions
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2
repos/libports/lib/mk/libc.mk
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@ -17,7 +17,7 @@ SRC_CC = atexit.cc dummies.cc rlimit.cc sysctl.cc \
plugin.cc plugin_registry.cc select.cc exit.cc environ.cc sleep.cc \
pread_pwrite.cc readv_writev.cc poll.cc \
vfs_plugin.cc dynamic_linker.cc signal.cc \
socket_operations.cc socket_fs_plugin.cc syscall.cc legacy.cc \
socket_operations.cc socket_fs_plugin.cc syscall.cc \
getpwent.cc getrandom.cc fork.cc execve.cc kernel.cc component.cc \
genode.cc

1
repos/libports/recipes/api/libc/content.mk
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@ -16,7 +16,6 @@ include:
cp -r $(PORT_DIR)/include/* $@/
cp -r $(REP_DIR)/include/libc $@/
cp -r $(REP_DIR)/include/libc-genode $@/
cp $(REP_DIR)/src/lib/libc/internal/legacy.h $@/libc/
content: lib/mk/ldso_so_support.mk src/lib/ldso/so_support.c

1
repos/libports/src/lib/libc/fork.cc
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@ -34,7 +34,6 @@
/* libc-internal includes */
#include <internal/init.h>
#include <internal/clone_session.h>
#include <internal/legacy.h>
#include <internal/kernel_routine.h>
#include <internal/suspend.h>
#include <internal/resume.h>

1
repos/libports/src/lib/libc/getpwent.cc
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@ -21,7 +21,6 @@
#include <stdlib.h>
/* libc-local includes */
#include <internal/legacy.h>
#include <internal/errno.h>
#include <internal/init.h>

16
repos/libports/src/lib/libc/internal/kernel.h
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@ -502,22 +502,6 @@ struct Libc::Kernel final : Vfs::Io_response_handler,
: _pthreads.suspend_myself(check, timeout_ms);
}
void dispatch_pending_io_signals()
{
if (!_main_context()) return;
if (!_setjmp(_user_context)) {
_valid_user_context = true;
_dispatch_pending_io_signals = true;
_resume_main_once = true; /* afterwards resume main */
_switch_to_kernel();
} else {
_valid_user_context = false;
_dispatch_pending_io_signals = false;
_signal.execute_signal_handlers();
}
}
/**
* Monitor interface
*/

31
repos/libports/src/lib/libc/internal/legacy.h
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@ -1,31 +0,0 @@
/*
* \brief Globally available accessors to Libc kernel functionality
* \author Norman Feske
* \date 2019-09-18
*/
/*
* Copyright (C) 2016-2019 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU Affero General Public License version 3.
*/
#ifndef _LIBC__INTERNAL__LEGACY_H_
#define _LIBC__INTERNAL__LEGACY_H_
/* Genode includes */
#include <vfs/vfs_handle.h> /* needed for 'watch' */
/* libc-internal includes */
#include <internal/types.h>
namespace Libc {
/*
* XXX called only by 'Libc::Vfs_plugin::read'
*/
void dispatch_pending_io_signals();
}
#endif /* _LIBC__INTERNAL__LEGACY_H_ */

1
repos/libports/src/lib/libc/internal/pthread_pool.h
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@ -16,7 +16,6 @@
#define _LIBC__INTERNAL__PTHREAD_POOL_H_
/* libc-internal includes */
#include <internal/legacy.h>
#include <internal/suspend.h>
namespace Libc { class Pthread_pool; }

26
repos/libports/src/lib/libc/legacy.cc
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@ -1,26 +0,0 @@
/*
* \brief Globally available accessors to Libc kernel functionality
* \author Norman Feske
* \date 2019-09-18
*
* XXX eliminate the need for these functions, or
* turn them into regular members of 'Libc::Kernel'
*/
/*
* Copyright (C) 2019 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU Affero General Public License version 3.
*/
/* libc-internal includes */
#include <internal/legacy.h>
#include <internal/kernel.h>
void Libc::dispatch_pending_io_signals()
{
Kernel::kernel().dispatch_pending_io_signals();
}

1
repos/libports/src/lib/libc/time.cc
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@ -27,7 +27,6 @@
#include <unistd.h>
/* libc-internal includes */
#include <internal/legacy.h>
#include <internal/errno.h>
#include <internal/init.h>
#include <internal/current_time.h>

4
repos/libports/src/lib/libc/vfs_plugin.cc
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@ -41,7 +41,6 @@
#include <internal/mem_alloc.h>
#include <internal/errno.h>
#include <internal/init.h>
#include <internal/legacy.h>
#include <internal/monitor.h>
#include <internal/current_time.h>
@ -951,9 +950,6 @@ ssize_t Libc::Vfs_plugin::write(File_descriptor *fd, const void *buf,
ssize_t Libc::Vfs_plugin::read(File_descriptor *fd, void *buf,
::size_t count)
{
/* TODO why is this required? */
dispatch_pending_io_signals();
if ((fd->flags & O_ACCMODE) == O_WRONLY) {
return Errno(EBADF);
}