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newlib-cygwin/winsup/cygwin/uname.cc

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import winsup-2000-02-17 snapshot
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/* uname.cc
* dtable.cc (handle_to_fn): Attempt to handle "raw" accesses to remote shares. * path.cc (mount_info::conv_to_win32_path): Set flags to binary when mount entry is not found. (mount_info::set_flags_from_win32_path): Ditto.
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Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
import winsup-2000-02-17 snapshot
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Written by Steve Chamberlain of Cygnus Support, sac@cygnus.com
Rewritten by Geoffrey Noer of Cygnus Solutions, noer@cygnus.com
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
* winsup.h: take out protections of environ, errno, allow C use * *.cc: put winsup.h before other headers (for __INSIDE_CYGWIN__); use cur_environ() instead of just environ * times.cc: remove import protections * glob.c: add winsup.h * localtime.c: ditto * smallprint.c: ditto * Makefile.in: don't __INSIDE_CYGWIN__ as it messes up profiling.
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#include "winsup.h"
import winsup-2000-02-17 snapshot
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#include <stdio.h>
#include <sys/utsname.h>
Break out more header info into separate files. Use appropriate header files throughout. * shared.h: Remove. * cygwin_version.h: New file. * delqueue.h: New file. * environ.h: New file. * host_dependent.h: New file. * perprocess.h: New file. * registry.h: New file. * security.h: New file.
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#include "cygwin_version.h"
import winsup-2000-02-17 snapshot
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/* uname: POSIX 4.4.1.1 */
* dcrt0.cc (set_os_type): Record OS name string. (getprogname): Eliminate obsolete function. (dll_crt0_1): Move initial strace initialization output to set_myself. * exceptions.cc (interruptible): Add debugging output. (interrupt_setup): New function. (interrupt_now): Use interrupt_setup to set up common interrupt handler stuff. (interrupt_on_return): Ditto. (call_handler): Move signal_arrived arm and clear threads to region where signalled thread is suspended or suffer races. * pinfo.cc (set_myself): Output interesting information when strace is first initialized. Initialize progname here. * sigproc.cc (sig_dispatch_pending): Modify to ensure that flush signal are sent synchronously. * strace.cc (strace_vsprintf): Move code into strace program. * uname.cc (uname): Use 'osname' global to construct cygwin name + Windows type + version.
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extern "C" int
import winsup-2000-02-17 snapshot
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uname (struct utsname *name)
{
DWORD len;
SYSTEM_INFO sysinfo;
* path.cc (symlink): Check arguments for validity. (getcwd): Ditto. * syscalls.cc (ftruncate): Ditto. * times.cc (times): Ditto. * uname.cc (uname): Ditto.
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if (check_null_invalid_struct_errno (name))
return -1;
Eliminate excess whitespace.
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* mkvers.sh: Use snapshot date as build date since it is more interesting. * uname.cc (uname): Detect if this is a snapshot build and add an "S" to the version number. Report the snapshot date as the release date.
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char *snp = strstr (cygwin_version.dll_build_date, "SNP");
import winsup-2000-02-17 snapshot
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Fix sysname.
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memset (name, 0, sizeof (*name));
* Makefile.in: Build wincap.o. * wincap.cc: New file. * wincap.h: Ditto. * autoload.cc: Add dynamic load statement for `CreateHardLinkA'. * dcrt0.cc (os_being_run): Eliminated. (osname): Ditto. (iswinnt): Ditto. (set_os_type): Ditto. (dll_crt0_1): Call wincap.init() instead of set_os_type(). (_dll_crt0): Ditto. * environ.cc (set_chunksize): New function. (parse_thing): `forkchunk' setting now invokes function `set_chunksize'. * fork.cc (chunksize): Eliminated. Moved to be member of wincap. * host_dependent.h: Removed. * syscalls.cc (_link): Try using `CreateHardLinkA' first, if available. * cygheap.cc, dcrt0.cc, delqueue.cc, dir.cc, environ.cc, fhandler.cc, fhandler.h, fhandler_console.cc, fhandler_mem.cc, fork.cc, mmap.cc, net.cc, pinfo.cc, pinfo.h, security.cc, syscalls.cc, sysconf.cc, syslog.cc, thread.cc, times.cc, tty.cc, uinfo.cc, uname.cc, winsup.h: Use new wincap capability check throughout. * winsup.h: Include wincap.h. Eliminate extern declarations of `os_being_run' and `iswinnt'. Eliminate `os_type" definition. * include/cygwin/version.h: Bump version to 1.3.4.
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__small_sprintf (name->sysname, "CYGWIN_%s", wincap.osname ());
import winsup-2000-02-17 snapshot
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GetSystemInfo (&sysinfo);
/* Computer name */
len = sizeof (name->nodename) - 1;
GetComputerNameA (name->nodename, &len);
/* Cygwin dll release */
* mkvers.sh: Use snapshot date as build date since it is more interesting. * uname.cc (uname): Detect if this is a snapshot build and add an "S" to the version number. Report the snapshot date as the release date.
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__small_sprintf (name->release, "%d.%d.%d%s(%d.%d/%d/%d)",
import winsup-2000-02-17 snapshot
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cygwin_version.dll_major / 1000,
cygwin_version.dll_major % 1000,
cygwin_version.dll_minor,
* uname.cc (uname): Use a "s" to denote a snapshot to avoid confusion with the number "5".
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snp ? "s" : "",
import winsup-2000-02-17 snapshot
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cygwin_version.api_major,
cygwin_version.api_minor,
cygwin_version.shared_data,
cygwin_version.mount_registry);
/* Cygwin "version" aka build date */
strcpy (name->version, cygwin_version.dll_build_date);
* mkvers.sh: Use snapshot date as build date since it is more interesting. * uname.cc (uname): Detect if this is a snapshot build and add an "S" to the version number. Report the snapshot date as the release date.
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if (snp)
name->version[snp - cygwin_version.dll_build_date] = '\0';
import winsup-2000-02-17 snapshot
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/* CPU type */
switch (sysinfo.wProcessorArchitecture)
{
case PROCESSOR_ARCHITECTURE_INTEL:
* uname.cc (uname): Eliminate os specific retrieving of x86 processor type.
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unsigned int ptype;
* uname.cc (uname): Use `wProcessorLevel' unless OS sets it wrong. Use `dwProcessorType' then instead. * wincap.cc: Set flag has_valid_processorlevel appropriately. * wincap.h: Add flag has_valid_processorlevel.
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if (wincap.has_valid_processorlevel ())
{
if (sysinfo.wProcessorLevel < 3) /* Shouldn't happen. */
ptype = 3;
else if (sysinfo.wProcessorLevel > 9) /* P4 */
ptype = 6;
else
ptype = sysinfo.wProcessorLevel;
}
* uname.cc (uname): Eliminate os specific retrieving of x86 processor type.
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else
* uname.cc (uname): Use `wProcessorLevel' unless OS sets it wrong. Use `dwProcessorType' then instead. * wincap.cc: Set flag has_valid_processorlevel appropriately. * wincap.h: Add flag has_valid_processorlevel.
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{
if (sysinfo.dwProcessorType == PROCESSOR_INTEL_386 ||
* autoload.cc (LoadFuncEx): Define via new LoadFuncEx2 macro. (LoadFuncEx2): Adapted from LoadFuncEx. Provides control of return value for nonexistent function. (NtQueryObject): Declare. (IsDebuggerPresent): Declare via LoadFuncEx2 and always return true if not available. * debug.h (being_debugged): Just rely on IsDebuggerPresent return value. * dtable.cc (handle_to_fn): New function. (dtable::init_std_file_from_handle): Attempt to derive std handle's name via handle_to_fn. (dtable::build_fhandler_from_name): Fill in what we can in path_conv structure when given a handle and path doesn't exist. * fhandler.cc (fhandler_base::open): Don't set the file pointer here. Use pc->exists () to determine if file exists rather than calling GetFileAttributes again. * fhandler.h (fhandler_base::exec_state_isknown): New method. (fhandler_base::fstat_helper): Add extra arguments to declaration. (fhandler_base::fstat_by_handle): Declare new method. (fhandler_base::fstat_by_name): Declare new method. * fhandler_disk_file (num_entries): Make __stdcall. (fhandler_base::fstat_by_handle): Define new method. (fhandler_base::fstat_by_name): Define new method. (fhandler_base:fstat): Call fstat_by_{handle,name} as appropriate. (fhandler_disk_file::fstat_helper): Accept extra arguments for filling out stat structure. Move handle or name specific stuff to new methods above. (fhandler_disk_file::open): Use real_path->exists rather than calling GetFileAttributes again. * ntdll.h (FILE_NAME_INFORMATION): Define new structure. (OBJECT_INFORMATION_CLASS): Partially define new enum. (OBJECT_NAME_INFORMATION): Define new structure. (NtQueryInformationFile): New declaration. (NtQueryObject): New declaration. * path.cc (path_conv::fillin): Define new method. * path.h (path_conv::fillin): Declare new method. (path_conv::drive_thpe): Rename from 'get_drive_type'. (path_conv::volser): Declare new method. (path_conv::volname): Declare new method. (path_conv::root_dir): Declare new method. * syscalls.cc (fstat64): Send real path_conv to fstat as second argument.
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sysinfo.dwProcessorType == PROCESSOR_INTEL_486)
* uname.cc (uname): Use `wProcessorLevel' unless OS sets it wrong. Use `dwProcessorType' then instead. * wincap.cc: Set flag has_valid_processorlevel appropriately. * wincap.h: Add flag has_valid_processorlevel.
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ptype = sysinfo.dwProcessorType / 100;
else
ptype = PROCESSOR_INTEL_PENTIUM / 100;
}
* cygheap.h (init_cygheap): Move heap pointers here. * include/sys/cygwin.h (perprocess): Remove heap pointers. * dcrt0.cc (__cygwin_user_data): Reflect obsolete perprocess stuff. (_dll_crt0): Don't initialize heap pointers. (cygwin_dll_init): Ditto. (release_upto): Use heap pointers from cygheap. * heap.h: Ditto. * fork.cc (fork_parent): Ditto. Don't set heap pointers in ch. (fork_child): Remove obsolete sigproc_fixup_after_fork. * shared.cc (memory_init): Reorganize so that cygheap initialization is called prior to regular heap since regular heap uses cygheap now. * sigproc.cc (proc_subproc): Eliminate zombies allocation. (sigproc_init): Move zombies alloation here. Don't free up array on fork, just reuse it. (sigproc_fixup_after_fork): Eliminate. * sigproc.h: Ditto. * include/cygwin/version.h: Reflect change to perprocess structure.
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__small_sprintf (name->machine, "i%d86", ptype);
import winsup-2000-02-17 snapshot
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break;
case PROCESSOR_ARCHITECTURE_ALPHA:
strcpy (name->machine, "alpha");
break;
case PROCESSOR_ARCHITECTURE_MIPS:
strcpy (name->machine, "mips");
break;
default:
strcpy (name->machine, "unknown");
break;
}
return 0;
}