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newlib/winsup/cygwin/uname.cc

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import winsup-2000-02-17 snapshot
2000-02-17 20:38:33 +01:00
/* uname.cc
* autoload.cc: Fix copyright date. * fhandler_dsp.cc: Ditto. * mmap.cc: Ditto. * net.cc: Ditto. * ntdll.h: Ditto. * signal.cc: Ditto. * syscalls.cc: Ditto. * uname.cc: Ditto. * wait.cc: Ditto.
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Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 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.
2000-09-08 04:56:55 +02:00
#include "cygwin_version.h"
Replace valid memory checks with new myfault class "exception handling", almost everywhere. Leave some thread.cc stuff alone for now. * cygtls.h: Kludge some definitions to avoid including a problematic windows header. (_cygtls::_myfault): New entry. (_cygtls::_myfault_errno): Ditto. (_cygtls::fault_guarded): New function. (_cygtls::setup_fault): Ditto. (_cygtls::return_from_fault): Ditto. (_cygtls::clear_fault): Ditto. (myfault): New class. * exceptions.cc (handle_exceptions): Handle case of guarded fault in system routine. * gendef: Add another entry point for setjmp that the compiler doesn't know about and won't complain about. * gentls_offsets: Just include windows.h rather than kludging a HANDLE def. * miscfuncs.cc (check_null_str): Delete. (check_null_empty_str): Ditto. (check_null_empty_str_errno): Ditto. (check_null_str_errno): Ditto. (__check_null_invalid_struct): Ditto. (__check_null_invalid_struct_errno): Ditto. (__check_invalid_read_ptr): Ditto. (__check_invalid_read_ptr_errno): Ditto. (dummytest): New function. (check_iovec_for_read): Delete. (chec_iovec): Rename from check_iovec_for_write. Take a read/write parameter. * tlsoffsets.h: Regenerate. * winsup.h: Remove check_* declarations. (check_iovec_for_read): Delete declaration. Turn into a define instead. (check_iovec_for_write): Ditto. (check_iovec): New declaration. * thread.h: Use ifdef guard name consistent with other header files.
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#include "cygtls.h"
import winsup-2000-02-17 snapshot
2000-02-17 20:38:33 +01:00
/* 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
2000-02-17 20:38:33 +01:00
uname (struct utsname *name)
{
SYSTEM_INFO sysinfo;
* path.cc (symlink): Check arguments for validity. (getcwd): Ditto. * syscalls.cc (ftruncate): Ditto. * times.cc (times): Ditto. * uname.cc (uname): Ditto.
2001-09-16 16:26:11 +02:00
Replace valid memory checks with new myfault class "exception handling", almost everywhere. Leave some thread.cc stuff alone for now. * cygtls.h: Kludge some definitions to avoid including a problematic windows header. (_cygtls::_myfault): New entry. (_cygtls::_myfault_errno): Ditto. (_cygtls::fault_guarded): New function. (_cygtls::setup_fault): Ditto. (_cygtls::return_from_fault): Ditto. (_cygtls::clear_fault): Ditto. (myfault): New class. * exceptions.cc (handle_exceptions): Handle case of guarded fault in system routine. * gendef: Add another entry point for setjmp that the compiler doesn't know about and won't complain about. * gentls_offsets: Just include windows.h rather than kludging a HANDLE def. * miscfuncs.cc (check_null_str): Delete. (check_null_empty_str): Ditto. (check_null_empty_str_errno): Ditto. (check_null_str_errno): Ditto. (__check_null_invalid_struct): Ditto. (__check_null_invalid_struct_errno): Ditto. (__check_invalid_read_ptr): Ditto. (__check_invalid_read_ptr_errno): Ditto. (dummytest): New function. (check_iovec_for_read): Delete. (chec_iovec): Rename from check_iovec_for_write. Take a read/write parameter. * tlsoffsets.h: Regenerate. * winsup.h: Remove check_* declarations. (check_iovec_for_read): Delete declaration. Turn into a define instead. (check_iovec_for_write): Ditto. (check_iovec): New declaration. * thread.h: Use ifdef guard name consistent with other header files.
2005-07-03 04:40:30 +02:00
myfault efault;
if (efault.faulted (EFAULT))
* path.cc (symlink): Check arguments for validity. (getcwd): Ditto. * syscalls.cc (ftruncate): Ditto. * times.cc (times): Ditto. * uname.cc (uname): Ditto.
2001-09-16 16:26:11 +02:00
return -1;
Eliminate excess whitespace.
2001-11-05 07:09:15 +01:00
* 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
2000-02-17 20:38:33 +01:00
Fix sysname.
2000-02-28 07:21:07 +01:00
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.
2001-09-12 19:46:37 +02:00
__small_sprintf (name->sysname, "CYGWIN_%s", wincap.osname ());
import winsup-2000-02-17 snapshot
2000-02-17 20:38:33 +01:00
* autoload.cc (GetNativeSystemInfo): Add. (IsWow64Process): Add. * init.cc (respawn_wow64_process): New function. (dll_entry): If process has been started from a 64 bit process, call respawn_wow64_process. * uname.cc (uname): On 64 bit systems, use GetNativeSystemInfo. Show actual CPU type.
2004-07-24 11:41:34 +02:00
BOOL is_64bit_machine = FALSE;
if (IsWow64Process (hMainProc, &is_64bit_machine) && is_64bit_machine)
GetNativeSystemInfo (&sysinfo);
else
GetSystemInfo (&sysinfo);
import winsup-2000-02-17 snapshot
2000-02-17 20:38:33 +01:00
/* Computer name */
* uname.cc (uname): Use cygwin_gethostname() to retrieve hostname.
2003-01-12 12:45:54 +01:00
cygwin_gethostname (name->nodename, sizeof (name->nodename) - 1);
import winsup-2000-02-17 snapshot
2000-02-17 20:38:33 +01:00
/* 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.
2000-05-23 07:18:48 +02:00
__small_sprintf (name->release, "%d.%d.%d%s(%d.%d/%d/%d)",
import winsup-2000-02-17 snapshot
2000-02-17 20:38:33 +01:00
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".
2000-05-23 16:10:31 +02:00
snp ? "s" : "",
import winsup-2000-02-17 snapshot
2000-02-17 20:38:33 +01:00
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.
2000-05-23 07:18:48 +02:00
if (snp)
name->version[snp - cygwin_version.dll_build_date] = '\0';
import winsup-2000-02-17 snapshot
2000-02-17 20:38:33 +01:00
/* CPU type */
switch (sysinfo.wProcessorArchitecture)
{
case PROCESSOR_ARCHITECTURE_INTEL:
* uname.cc (uname): Eliminate os specific retrieving of x86 processor type.
2001-09-04 22:16:33 +02:00
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.
2001-10-15 11:41:18 +02:00
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.
2001-09-04 22:16:33 +02:00
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.
2001-10-15 11:41:18 +02:00
{
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.
2002-05-28 03:55:40 +02:00
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.
2001-10-15 11:41:18 +02:00
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.
2001-09-07 23:32:07 +02:00
__small_sprintf (name->machine, "i%d86", ptype);
import winsup-2000-02-17 snapshot
2000-02-17 20:38:33 +01:00
break;
* autoload.cc (GetNativeSystemInfo): Add. (IsWow64Process): Add. * init.cc (respawn_wow64_process): New function. (dll_entry): If process has been started from a 64 bit process, call respawn_wow64_process. * uname.cc (uname): On 64 bit systems, use GetNativeSystemInfo. Show actual CPU type.
2004-07-24 11:41:34 +02:00
case PROCESSOR_ARCHITECTURE_IA64:
* exceptions.cc: (ctrl_c_handler): Do nothing while a Cygwin subprocess is starting. * child_info.h (init_child_info): Remove pid argument from declaration. * cygheap.h (init_cygheap::pid): New element. * dcrt0.cc (dll_crt0_0): Eliminate handling of now-noexistent cygpid parameter in child_info struct. Set forkee to 'true' rather than cygpid since the pid value was never used. (dll_crt0_1): Ditto. (_dll_crt0): Ditto. * fork.cc (fork_child): Don't wait for sigthread. This is handled in the fork call now. (fork_parent): Remove obsolete pid argument from init_child_info call. Don't do anything special with cygpid when DEBUGGING. (fork): Delay all signals during fork. (fork_init): Don't do anything special when DEBUGGING. * pinfo.cc (set_myself): Remove pid parameter. Use new pid field in cygheap. (pinfo_init): Don't pass pid argument to set_myself. * sigproc.cc (sig_send): Wait for dwProcessId to be non-zero as well as sendsig. (init_child_info): Eliminate handling of pid. (wait_sig): Implement method to temporarily hold off sending signals. * sigproc.h (__SIGHOLD): New enum. (__SIGNOHOLD): Ditto. * spawn.cc (spawn_guts): Remove obsolete pid argument from init_child_info call.
2004-09-12 05:47:57 +02:00
strcpy (name->machine, "ia64");
* autoload.cc (GetNativeSystemInfo): Add. (IsWow64Process): Add. * init.cc (respawn_wow64_process): New function. (dll_entry): If process has been started from a 64 bit process, call respawn_wow64_process. * uname.cc (uname): On 64 bit systems, use GetNativeSystemInfo. Show actual CPU type.
2004-07-24 11:41:34 +02:00
break;
case PROCESSOR_ARCHITECTURE_AMD64:
* uname.cc (uname): Change "amd64" to "x86_64" as on Linux.
2005-06-06 18:17:10 +02:00
strcpy (name->machine, "x86_64");
* autoload.cc (GetNativeSystemInfo): Add. (IsWow64Process): Add. * init.cc (respawn_wow64_process): New function. (dll_entry): If process has been started from a 64 bit process, call respawn_wow64_process. * uname.cc (uname): On 64 bit systems, use GetNativeSystemInfo. Show actual CPU type.
2004-07-24 11:41:34 +02:00
break;
case PROCESSOR_ARCHITECTURE_IA32_ON_WIN64:
* exceptions.cc: (ctrl_c_handler): Do nothing while a Cygwin subprocess is starting. * child_info.h (init_child_info): Remove pid argument from declaration. * cygheap.h (init_cygheap::pid): New element. * dcrt0.cc (dll_crt0_0): Eliminate handling of now-noexistent cygpid parameter in child_info struct. Set forkee to 'true' rather than cygpid since the pid value was never used. (dll_crt0_1): Ditto. (_dll_crt0): Ditto. * fork.cc (fork_child): Don't wait for sigthread. This is handled in the fork call now. (fork_parent): Remove obsolete pid argument from init_child_info call. Don't do anything special with cygpid when DEBUGGING. (fork): Delay all signals during fork. (fork_init): Don't do anything special when DEBUGGING. * pinfo.cc (set_myself): Remove pid parameter. Use new pid field in cygheap. (pinfo_init): Don't pass pid argument to set_myself. * sigproc.cc (sig_send): Wait for dwProcessId to be non-zero as well as sendsig. (init_child_info): Eliminate handling of pid. (wait_sig): Implement method to temporarily hold off sending signals. * sigproc.h (__SIGHOLD): New enum. (__SIGNOHOLD): Ditto. * spawn.cc (spawn_guts): Remove obsolete pid argument from init_child_info call.
2004-09-12 05:47:57 +02:00
strcpy (name->machine, "ia32-win64");
* uname.cc (uname): Add missing break.
2005-06-06 17:58:08 +02:00
break;
import winsup-2000-02-17 snapshot
2000-02-17 20:38:33 +01:00
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;
}