vx-share
w65-tdep.c
w89k-rom.c
-win32.c
+win32-nat.c
xcoffread.c
xcoffsolib.c
xcoffsolib.h
+Mon Oct 9 14:36:29 1995 steve chamberlain <sac@slash.cygnus.com>
+
+ * NEWS: Add information about win32 and arm code.
+ * win32-nat.c: Renamed from win32.c
+ * config/i386/win32.mh: Renamed from config/i386/i386win32.mh.
+ * config/i386/win32.mt: Renamed from config/i386/i386win32.mt.
+ * config/i386/tm-win32.h: Renamed from config/i386/tm-i386win32.h.
+ * config/i386/xm-win32.h: Renamed from config/i386/xm-i386win32.h.
+ * configure.in (i[345]86-*-win32): Updated to cope with filename changes.
+ * configure: Regenerated.
+
Sun Oct 8 18:01:04 1995 Per Bothner <bothner@kalessin.cygnus.com>
* ch-exp.y (yylex): Also look for '$' following '$'.
which use memory mapped I/O devices. `set remotecache off' turns the
the data cache off.
+* New native configurations
+
+Microsoft NT and Microsoft Windows95 i[345]86-*-win32
+
+* New Targets
+
+ARM via RDP protocol arm-*-*
+
*** Changes in GDB-4.14:
* New native configurations
i386bsd.mt
i386lynx.mh
i386lynx.mt
-i386mach.mh
i386m3.mh
i386m3.mt
+i386mach.mh
i386mk.mh
i386mk.mt
i386nw.mt
i386v32.mh
i386v4.mh
i386v4.mt
-i386win32.mh
-i386win32.mt
linux.mh
linux.mt
nbsd.mh
nbsd.mt
ncr3000.mh
ncr3000.mt
+nm-fbsd.h
nm-i386aix.h
nm-i386bsd.h
nm-i386lynx.h
nm-i386sco4.h
nm-i386v.h
nm-i386v4.h
-nm-fbsd.h
nm-linux.h
nm-m3.h
nm-nbsd.h
tm-i386os9k.h
tm-i386v.h
tm-i386v4.h
-tm-i386win32.h
tm-linux.h
tm-nbsd.h
tm-ptx.h
tm-ptx4.h
tm-sun386.h
tm-symmetry.h
+tm-win32.h
+win32.mh
+win32.mt
xm-go32.h
xm-i386aix.h
xm-i386bsd.h
xm-i386v.h
xm-i386v32.h
xm-i386v4.h
-xm-i386win32.h
xm-linux.h
xm-nbsd.h
xm-ptx.h
xm-ptx4.h
xm-sun386.h
xm-symmetry.h
+xm-win32.h
Things-to-lose:
+++ /dev/null
-MH_CFLAGS=
-XM_FILE=xm-i386win32.h
-TERMCAP=
-XDEPFILES=win32.o
-
+++ /dev/null
-# Target: Intel 386 run win32
-TDEPFILES= i386-tdep.o i387-tdep.o
-TM_FILE= tm-i386win32.h
-
-
+++ /dev/null
-/* Macro definitions for i386 running under the win32 API Unix.
- Copyright 1995 Free Software Foundation, Inc.
-
- This file is part of GDB.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-
-#include "i386/tm-i386v.h"
-
-#undef MAX_REGISTER_RAW_SIZE
-#undef MAX_REGISTER_VIRTUAL_SIZE
-#undef NUM_REGS
-#undef REGISTER_BYTE
-#undef REGISTER_BYTES
-#undef REGISTER_CONVERTIBLE
-#undef REGISTER_CONVERT_TO_RAW
-#undef REGISTER_CONVERT_TO_VIRTUAL
-#undef REGISTER_NAMES
-#undef REGISTER_RAW_SIZE
-#undef REGISTER_VIRTUAL_SIZE
-#undef REGISTER_VIRTUAL_TYPE
-
-/* Number of machine registers */
-
-#define NUM_REGS 24
-
-/* Initializer for an array of names of registers.
- There should be NUM_REGS strings in this initializer. */
-
-/* the order of the first 8 registers must match the compiler's
- * numbering scheme (which is the same as the 386 scheme)
- * also, this table must match regmap in i386-pinsn.c.
- */
-
-#define REGISTER_NAMES { "eax", "ecx", "edx", "ebx", \
- "esp", "ebp", "esi", "edi", \
- "eip", "ps", "cs", "ss", \
- "ds", "es", "fs", "gs", \
- "st", "st(1)","st(2)","st(3)",\
- "st(4)","st(5)","st(6)","st(7)",}
-
-#define FP0_REGNUM 16
-
-/* Total amount of space needed to store our copies of the machine's
- register state, the array `registers'. */
-
-#define REGISTER_BYTES (16 * 4 + 8 * 10)
-
-/* Index within `registers' of the first byte of the space for
- register N. */
-
-#define REGISTER_BYTE(N) (((N) < 16) ? (N) * 4 : (((N) - 16) * 10) + (16 * 4))
-
-/* Number of bytes of storage in the actual machine representation
- for register N. */
-
-#define REGISTER_RAW_SIZE(N) (((N) < 16) ? 4 : 10)
-
-/* Number of bytes of storage in the program's representation
- for register N. */
-
-#define REGISTER_VIRTUAL_SIZE(N) (((N) < 16) ? 4 : 10)
-
-/* Largest value REGISTER_RAW_SIZE can have. */
-
-#define MAX_REGISTER_RAW_SIZE 10
-
-/* Largest value REGISTER_VIRTUAL_SIZE can have. */
-
-#define MAX_REGISTER_VIRTUAL_SIZE 10
-
-/* Nonzero if register N requires conversion
- from raw format to virtual format. */
-
-#define REGISTER_CONVERTIBLE(N) \
- ((N < FP0_REGNUM) ? 0 : 1)
-
-/* Convert data from raw format for register REGNUM in buffer FROM
- to virtual format with type TYPE in buffer TO. */
-extern void
-i387_to_double PARAMS ((char *, char *));
-
-
-#define REGISTER_CONVERT_TO_VIRTUAL(REGNUM,TYPE,FROM,TO) \
-{ \
- double val; \
- i387_to_double ((FROM), (char *)&val); \
- store_floating ((TO), TYPE_LENGTH (TYPE), val); \
-}
-
-extern void
-double_to_i387 PARAMS ((char *, char *));
-
-#define REGISTER_CONVERT_TO_RAW(TYPE,REGNUM,FROM,TO) \
-{ \
- double val = extract_floating ((FROM), TYPE_LENGTH (TYPE)); \
- double_to_i387((char *)&val, (TO)); \
-}
-
-/* Return the GDB type object for the "standard" data type
- of data in register N. */
-
-#define REGISTER_VIRTUAL_TYPE(N) \
- ((N < FP0_REGNUM) ? builtin_type_int : \
- builtin_type_double)
-
-#define NAMES_HAVE_UNDERSCORE
--- /dev/null
+/* Macro definitions for i386 running under the win32 API Unix.
+ Copyright 1995 Free Software Foundation, Inc.
+
+ This file is part of GDB.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+
+#include "i386/tm-i386v.h"
+
+#undef MAX_REGISTER_RAW_SIZE
+#undef MAX_REGISTER_VIRTUAL_SIZE
+#undef NUM_REGS
+#undef REGISTER_BYTE
+#undef REGISTER_BYTES
+#undef REGISTER_CONVERTIBLE
+#undef REGISTER_CONVERT_TO_RAW
+#undef REGISTER_CONVERT_TO_VIRTUAL
+#undef REGISTER_NAMES
+#undef REGISTER_RAW_SIZE
+#undef REGISTER_VIRTUAL_SIZE
+#undef REGISTER_VIRTUAL_TYPE
+
+/* Number of machine registers */
+
+#define NUM_REGS 24
+
+/* Initializer for an array of names of registers.
+ There should be NUM_REGS strings in this initializer. */
+
+/* the order of the first 8 registers must match the compiler's
+ * numbering scheme (which is the same as the 386 scheme)
+ * also, this table must match regmap in i386-pinsn.c.
+ */
+
+#define REGISTER_NAMES { "eax", "ecx", "edx", "ebx", \
+ "esp", "ebp", "esi", "edi", \
+ "eip", "ps", "cs", "ss", \
+ "ds", "es", "fs", "gs", \
+ "st", "st(1)","st(2)","st(3)",\
+ "st(4)","st(5)","st(6)","st(7)",}
+
+#define FP0_REGNUM 16
+
+/* Total amount of space needed to store our copies of the machine's
+ register state, the array `registers'. */
+
+#define REGISTER_BYTES (16 * 4 + 8 * 10)
+
+/* Index within `registers' of the first byte of the space for
+ register N. */
+
+#define REGISTER_BYTE(N) (((N) < 16) ? (N) * 4 : (((N) - 16) * 10) + (16 * 4))
+
+/* Number of bytes of storage in the actual machine representation
+ for register N. */
+
+#define REGISTER_RAW_SIZE(N) (((N) < 16) ? 4 : 10)
+
+/* Number of bytes of storage in the program's representation
+ for register N. */
+
+#define REGISTER_VIRTUAL_SIZE(N) (((N) < 16) ? 4 : 10)
+
+/* Largest value REGISTER_RAW_SIZE can have. */
+
+#define MAX_REGISTER_RAW_SIZE 10
+
+/* Largest value REGISTER_VIRTUAL_SIZE can have. */
+
+#define MAX_REGISTER_VIRTUAL_SIZE 10
+
+/* Nonzero if register N requires conversion
+ from raw format to virtual format. */
+
+#define REGISTER_CONVERTIBLE(N) \
+ ((N < FP0_REGNUM) ? 0 : 1)
+
+/* Convert data from raw format for register REGNUM in buffer FROM
+ to virtual format with type TYPE in buffer TO. */
+extern void
+i387_to_double PARAMS ((char *, char *));
+
+
+#define REGISTER_CONVERT_TO_VIRTUAL(REGNUM,TYPE,FROM,TO) \
+{ \
+ double val; \
+ i387_to_double ((FROM), (char *)&val); \
+ store_floating ((TO), TYPE_LENGTH (TYPE), val); \
+}
+
+extern void
+double_to_i387 PARAMS ((char *, char *));
+
+#define REGISTER_CONVERT_TO_RAW(TYPE,REGNUM,FROM,TO) \
+{ \
+ double val = extract_floating ((FROM), TYPE_LENGTH (TYPE)); \
+ double_to_i387((char *)&val, (TO)); \
+}
+
+/* Return the GDB type object for the "standard" data type
+ of data in register N. */
+
+#define REGISTER_VIRTUAL_TYPE(N) \
+ ((N < FP0_REGNUM) ? builtin_type_int : \
+ builtin_type_double)
+
+#define NAMES_HAVE_UNDERSCORE
--- /dev/null
+MH_CFLAGS=
+XM_FILE=xm-win32.h
+TERMCAP=
+NATDEPFILES=win32-nat.o
+
--- /dev/null
+# Target: Intel 386 run win32
+TDEPFILES= i386-tdep.o i387-tdep.o
+TM_FILE= tm-win32.h
+
+
+
+++ /dev/null
-/* Definitions for hosting on WIN32, for GDB.
- Copyright 1995 Free Software Foundation, Inc.
-
-This file is part of GDB.
-
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-#define HOST_BYTE_ORDER LITTLE_ENDIAN
-
-#include "fopen-bin.h"
-
-#define CANT_FORK
-
-
-#define GDBINIT_FILENAME "gdb.ini"
-
-#define SLASH_P(X) ((X)=='\\' || (X) == '/')
-#define ROOTED_P(X) ((SLASH_P((X)[0]))|| ((X)[1] ==':'))
-#define SLASH_CHAR '/'
-#define SLASH_STRING "/"
-
-/* If we longjmp out of the signal handler we never get another one.
- So disable immediate_quit inside request_quit */
-#define REQUEST_QUIT
-
-
-
--- /dev/null
+/* Definitions for hosting on WIN32, for GDB.
+ Copyright 1995 Free Software Foundation, Inc.
+
+This file is part of GDB.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#define HOST_BYTE_ORDER LITTLE_ENDIAN
+
+#include "fopen-bin.h"
+
+#define CANT_FORK
+
+
+#define GDBINIT_FILENAME "gdb.ini"
+
+#define SLASH_P(X) ((X)=='\\' || (X) == '/')
+#define ROOTED_P(X) ((SLASH_P((X)[0]))|| ((X)[1] ==':'))
+#define SLASH_CHAR '/'
+#define SLASH_STRING "/"
+
+/* If we longjmp out of the signal handler we never get another one.
+ So disable immediate_quit inside request_quit */
+#define REQUEST_QUIT
+
+
+
i[345]86-*-sysv*) gdb_host=i386v ;;
i[345]86-*-isc*) gdb_host=i386v32 ;;
i[345]86-*-os9k) gdb_host=i386os9k ;;
-i[345]86-*-win32*) gdb_host=i386win32 ;;
+i[345]86-*-win32*) gdb_host=win32 ;;
m680[01]0-sun-sunos3*) gdb_host=sun2os3 ;;
m680[01]0-sun-sunos4*) gdb_host=sun2os4 ;;
m68030-sony-*) gdb_host=news1000 ;;
i[345]86-*-netware*) gdb_target=i386nw
configdirs="${configdirs} nlm" ;;
i[345]86-*-osf1mk*) gdb_target=i386mk ;;
-i[345]86-*-win32) gdb_target=i386win32 ;;
+i[345]86-*-win32) gdb_target=win32 ;;
i960-*-bout*) gdb_target=vxworks960 ;;
i960-*-coff*) gdb_target=nindy960 ;;
i[345]86-*-sysv*) gdb_host=i386v ;;
i[345]86-*-isc*) gdb_host=i386v32 ;;
i[345]86-*-os9k) gdb_host=i386os9k ;;
-i[345]86-*-win32*) gdb_host=i386win32 ;;
+i[345]86-*-win32*) gdb_host=win32 ;;
m680[01]0-sun-sunos3*) gdb_host=sun2os3 ;;
m680[01]0-sun-sunos4*) gdb_host=sun2os4 ;;
m68030-sony-*) gdb_host=news1000 ;;
i[345]86-*-netware*) gdb_target=i386nw
configdirs="${configdirs} nlm" ;;
i[345]86-*-osf1mk*) gdb_target=i386mk ;;
-i[345]86-*-win32) gdb_target=i386win32 ;;
+i[345]86-*-win32) gdb_target=win32 ;;
i960-*-bout*) gdb_target=vxworks960 ;;
i960-*-coff*) gdb_target=nindy960 ;;
--- /dev/null
+/* Target-vector operations for controlling win32 child processes, for GDB.
+ Copyright 1996
+ Free Software Foundation, Inc.
+
+ Contributed by Cygnus Support.
+ This file is part of GDB.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without eve nthe implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+/* by Steve Chamberlain, sac@cygnus.com */
+
+#include "defs.h"
+#include "frame.h" /* required by inferior.h */
+#include "inferior.h"
+#include "target.h"
+#include "wait.h"
+#include "gdbcore.h"
+#include "command.h"
+#include <signal.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <windows.h>
+#include "buildsym.h"
+#include "gdb_string.h"
+#include "thread.h"
+#include "gdbcmd.h"
+
+#define CHECK(x) check (x, __FILE__,__LINE__)
+#define DEBUG(x) if (remote_debug) printf x
+
+
+/* Forward declaration */
+extern struct target_ops child_ops;
+
+/* The most recently read context. Inspect ContextFlags to see what
+ bits are valid. */
+
+static CONTEXT context;
+
+/* The process and thread handles for the above context. */
+
+static HANDLE current_process;
+static HANDLE current_thread;
+static int current_process_id;
+static int current_thread_id;
+
+/* Counts of things. */
+static int exception_count = 0;
+static int event_count = 0;
+
+/* User options. */
+static int new_console = 0;
+static int new_group = 0;
+
+/* This vector maps GDB's idea of a register's number into an address
+ in the win32 exception context vector.
+
+ It also contains the bit mask needed to load the register in question.
+
+ One day we could read a reg, we could inspect the context we
+ already have loaded, if it doesn't have the bit set that we need,
+ we read that set of registers in using GetThreadContext. If the
+ context already contains what we need, we just unpack it. Then to
+ write a register, first we have to ensure that the context contains
+ the other regs of the group, and then we copy the info in and set
+ out bit. */
+
+struct regmappings
+ {
+ char *incontext;
+ int mask;
+ };
+
+static const struct regmappings
+ mappings[] =
+{
+ {(char *) &context.Eax, CONTEXT_INTEGER},
+ {(char *) &context.Ecx, CONTEXT_INTEGER},
+ {(char *) &context.Edx, CONTEXT_INTEGER},
+ {(char *) &context.Ebx, CONTEXT_INTEGER},
+ {(char *) &context.Esp, CONTEXT_CONTROL},
+ {(char *) &context.Ebp, CONTEXT_CONTROL},
+ {(char *) &context.Esi, CONTEXT_INTEGER},
+ {(char *) &context.Edi, CONTEXT_INTEGER},
+ {(char *) &context.Eip, CONTEXT_CONTROL},
+ {(char *) &context.EFlags, CONTEXT_CONTROL},
+ {(char *) &context.SegCs, CONTEXT_SEGMENTS},
+ {(char *) &context.SegSs, CONTEXT_SEGMENTS},
+ {(char *) &context.SegDs, CONTEXT_SEGMENTS},
+ {(char *) &context.SegEs, CONTEXT_SEGMENTS},
+ {(char *) &context.SegFs, CONTEXT_SEGMENTS},
+ {(char *) &context.SegGs, CONTEXT_SEGMENTS},
+ {&context.FloatSave.RegisterArea[0 * 10], CONTEXT_FLOATING_POINT},
+ {&context.FloatSave.RegisterArea[1 * 10], CONTEXT_FLOATING_POINT},
+ {&context.FloatSave.RegisterArea[2 * 10], CONTEXT_FLOATING_POINT},
+ {&context.FloatSave.RegisterArea[3 * 10], CONTEXT_FLOATING_POINT},
+ {&context.FloatSave.RegisterArea[4 * 10], CONTEXT_FLOATING_POINT},
+ {&context.FloatSave.RegisterArea[5 * 10], CONTEXT_FLOATING_POINT},
+ {&context.FloatSave.RegisterArea[6 * 10], CONTEXT_FLOATING_POINT},
+ {&context.FloatSave.RegisterArea[7 * 10], CONTEXT_FLOATING_POINT},
+};
+
+
+/* This vector maps the target's idea of an exception (extracted
+ from the DEBUG_EVENT structure) to GDB's idea. */
+
+struct xlate_exception
+ {
+ int them;
+ enum target_signal us;
+ };
+
+
+static const struct xlate_exception
+ xlate[] =
+{
+ {EXCEPTION_ACCESS_VIOLATION, TARGET_SIGNAL_SEGV},
+ {EXCEPTION_BREAKPOINT, TARGET_SIGNAL_TRAP},
+ {DBG_CONTROL_C, TARGET_SIGNAL_INT},
+ {EXCEPTION_SINGLE_STEP, TARGET_SIGNAL_TRAP},
+ {-1, -1}};
+
+
+static void
+check (BOOL ok, const char *file, int line)
+{
+ if (!ok)
+ printf_filtered ("error return %s:%d was %d\n", file, line, GetLastError ());
+}
+
+static void
+child_fetch_inferior_registers (int r)
+{
+ if (r < 0)
+ {
+ for (r = 0; r < NUM_REGS; r++)
+ child_fetch_inferior_registers (r);
+ }
+ else
+ {
+ supply_register (r, mappings[r].incontext);
+ }
+}
+
+static void
+child_store_inferior_registers (int r)
+{
+ if (r < 0)
+ {
+ for (r = 0; r < NUM_REGS; r++)
+ child_store_inferior_registers (r);
+ }
+ else
+ {
+ read_register_gen (r, mappings[r].incontext);
+ }
+}
+
+
+/* Wait for child to do something. Return pid of child, or -1 in case
+ of error; store status through argument pointer OURSTATUS. */
+
+
+static void
+handle_load_dll (DEBUG_EVENT * event)
+{
+ DWORD dll_name_ptr;
+ DWORD done;
+
+ ReadProcessMemory (current_process,
+ (DWORD) event->u.LoadDll.lpImageName,
+ (char *) &dll_name_ptr,
+ sizeof (dll_name_ptr), &done);
+
+ /* See if we could read the address of a string, and that the
+ address isn't null. */
+
+ if (done == sizeof (dll_name_ptr) && dll_name_ptr)
+ {
+ char *dll_name;
+ int size = event->u.LoadDll.fUnicode ? sizeof (WCHAR) : sizeof (char);
+ int len = 0;
+ char b[2];
+ do
+ {
+ ReadProcessMemory (current_process,
+ dll_name_ptr + len * size,
+ &b,
+ size,
+ &done);
+ len++;
+ }
+ while ((b[0] != 0 || b[size - 1] != 0) && done == size);
+
+
+ dll_name = alloca (len);
+
+ if (event->u.LoadDll.fUnicode)
+ {
+ WCHAR *unicode_dll_name = (WCHAR *) alloca (len * sizeof (WCHAR));
+ ReadProcessMemory (current_process,
+ dll_name_ptr,
+ unicode_dll_name,
+ len * sizeof (WCHAR),
+ &done);
+
+ WideCharToMultiByte (CP_ACP, 0,
+ unicode_dll_name, len,
+ dll_name, len, 0, 0);
+ }
+ else
+ {
+ ReadProcessMemory (current_process,
+ dll_name_ptr,
+ dll_name,
+ len,
+ &done);
+ }
+
+ /* FIXME!! It would be nice to define one symbol which pointed to the
+ front of the dll if we can't find any symbols. */
+
+ context.ContextFlags = CONTEXT_FULL;
+ GetThreadContext (current_thread, &context);
+
+ symbol_file_add (dll_name, 0, (int) event->u.LoadDll.lpBaseOfDll, 0, 0, 0);
+
+ /* We strip off the path of the dll for tidiness. */
+ if (strrchr (dll_name, '\\'))
+ dll_name = strrchr (dll_name, '\\') + 1;
+ printf_unfiltered ("%x:%s\n", event->u.LoadDll.lpBaseOfDll, dll_name);
+ }
+}
+
+
+static void
+handle_exception (DEBUG_EVENT * event, struct target_waitstatus *ourstatus)
+{
+ int i;
+ int done = 0;
+ ourstatus->kind = TARGET_WAITKIND_STOPPED;
+
+ for (i = 0; !done && xlate[i].us > 0; i++)
+ {
+ if (xlate[i].them == event->u.Exception.ExceptionRecord.ExceptionCode)
+ {
+ ourstatus->value.sig = xlate[i].us;
+ done = 1;
+ break;
+ }
+ }
+
+ if (!done)
+ {
+ printf_unfiltered ("Want to know about exception code %08x\n",
+ event->u.Exception.ExceptionRecord.ExceptionCode);
+ ourstatus->value.sig = TARGET_SIGNAL_UNKNOWN;
+ }
+ context.ContextFlags = CONTEXT_FULL;
+ GetThreadContext (current_thread, &context);
+ exception_count++;
+}
+
+static int
+child_wait (int pid, struct target_waitstatus *ourstatus)
+{
+ /* We loop when we get a non-standard exception rather than return
+ with a SPURIOUS because resume can try and step or modify things,
+ which needs a current_thread. But some of these exceptions mark
+ the birth or death of threads, which mean that the current thread
+ isn't necessarily what you think it is. */
+
+ while (1)
+ {
+ DEBUG_EVENT event;
+ BOOL t = WaitForDebugEvent (&event, INFINITE);
+
+ DEBUG (("%d = WaitForDebugEvent() code=%d pid=%d tid=%d)\n",
+ t,
+ event.dwDebugEventCode,
+ event.dwProcessId,
+ event.dwThreadId));
+
+ event_count++;
+
+ current_thread_id = event.dwThreadId;
+ current_process_id = event.dwProcessId;
+
+ switch (event.dwDebugEventCode)
+ {
+ case CREATE_THREAD_DEBUG_EVENT:
+ case EXIT_THREAD_DEBUG_EVENT:
+ case CREATE_PROCESS_DEBUG_EVENT:
+ break;
+
+ case EXIT_PROCESS_DEBUG_EVENT:
+ ourstatus->kind = TARGET_WAITKIND_EXITED;
+ ourstatus->value.integer = event.u.ExitProcess.dwExitCode;
+ CloseHandle (current_process);
+ CloseHandle (current_thread);
+ return current_process_id;
+ break;
+
+ case LOAD_DLL_DEBUG_EVENT:
+ handle_load_dll (&event);
+ break;
+ case EXCEPTION_DEBUG_EVENT:
+ handle_exception (&event, ourstatus);
+ return current_process_id;
+ default:
+ printf_unfiltered ("waitfor it %d %d %d %d\n", t,
+ event.dwDebugEventCode,
+ event.dwProcessId,
+ event.dwThreadId);
+ break;
+ }
+ CHECK (ContinueDebugEvent (current_process_id,
+ current_thread_id,
+ DBG_CONTINUE));
+ }
+}
+
+
+
+
+/* Attach to process PID, then initialize for debugging it. */
+
+static void
+child_attach (args, from_tty)
+ char *args;
+ int from_tty;
+{
+ BOOL ok;
+
+ if (!args)
+ error_no_arg ("process-id to attach");
+
+ current_process_id = strtoul (args, 0, 0);
+
+ ok = DebugActiveProcess (current_process_id);
+
+ if (!ok)
+ error ("Can't attach to process.");
+
+
+ exception_count = 0;
+ event_count = 0;
+
+ if (from_tty)
+ {
+ char *exec_file = (char *) get_exec_file (0);
+
+ if (exec_file)
+ printf_unfiltered ("Attaching to program `%s', %s\n", exec_file,
+ target_pid_to_str (current_process_id));
+ else
+ printf_unfiltered ("Attaching to %s\n",
+ target_pid_to_str (current_process_id));
+
+ gdb_flush (gdb_stdout);
+ }
+
+ inferior_pid = current_process_id;
+ push_target (&child_ops);
+}
+
+
+static void
+child_detach (args, from_tty)
+ char *args;
+ int from_tty;
+{
+ if (from_tty)
+ {
+ char *exec_file = get_exec_file (0);
+ if (exec_file == 0)
+ exec_file = "";
+ printf_unfiltered ("Detaching from program: %s %s\n", exec_file,
+ target_pid_to_str (inferior_pid));
+ gdb_flush (gdb_stdout);
+ }
+ inferior_pid = 0;
+ unpush_target (&child_ops);
+}
+
+
+/* Print status information about what we're accessing. */
+
+static void
+child_files_info (ignore)
+ struct target_ops *ignore;
+{
+ printf_unfiltered ("\tUsing the running image of %s %s.\n",
+ attach_flag ? "attached" : "child", target_pid_to_str (inferior_pid));
+}
+
+/* ARGSUSED */
+static void
+child_open (arg, from_tty)
+ char *arg;
+ int from_tty;
+{
+ error ("Use the \"run\" command to start a Unix child process.");
+}
+
+/* Stub function which causes the inferior that runs it, to be ptrace-able
+ by its parent process. */
+
+
+/* Start an inferior Unix child process and sets inferior_pid to its pid.
+ EXEC_FILE is the file to run.
+ ALLARGS is a string containing the arguments to the program.
+ ENV is the environment vector to pass. Errors reported with error(). */
+
+
+static void
+child_create_inferior (exec_file, allargs, env)
+ char *exec_file;
+ char *allargs;
+ char **env;
+{
+ char *real_path;
+ STARTUPINFO si;
+ PROCESS_INFORMATION pi;
+ struct target_waitstatus dummy;
+ BOOL ret;
+ DWORD flags;
+
+ if (!exec_file)
+ {
+ error ("No executable specified, use `target exec'.\n");
+ }
+
+ memset (&si, 0, sizeof (si));
+ si.cb = sizeof (si);
+
+ /* A realpath is always the same size, or a bit shorter than a nice path. */
+ real_path = alloca (strlen (exec_file) + 1);
+ path_to_real_path (exec_file, real_path);
+
+ flags = DEBUG_ONLY_THIS_PROCESS | DEBUG_PROCESS;
+
+ if (new_group)
+ flags |= CREATE_NEW_PROCESS_GROUP;
+
+ if (new_console)
+ flags |= CREATE_NEW_CONSOLE;
+
+ ret = CreateProcess (real_path,
+ allargs,
+ NULL, /* Security */
+ NULL, /* thread */
+ TRUE, /* inherit handles */
+ flags, /* start flags */
+ env,
+ NULL, /* current directory */
+ &si,
+ &pi);
+ if (!ret)
+ error ("Error creating process %s\n", exec_file);
+
+ exception_count = 0;
+ event_count = 0;
+
+ inferior_pid = pi.dwProcessId;
+ current_process = pi.hProcess;
+ current_thread = pi.hThread;
+ current_process_id = pi.dwProcessId;
+ current_thread_id = pi.dwThreadId;
+ push_target (&child_ops);
+ init_thread_list ();
+ init_wait_for_inferior ();
+ clear_proceed_status ();
+ target_terminal_init ();
+ target_terminal_inferior ();
+
+ /* Ignore the first trap */
+ child_wait (inferior_pid, &dummy);
+
+ proceed ((CORE_ADDR) - 1, TARGET_SIGNAL_0, 0);
+}
+
+static void
+child_mourn_inferior ()
+{
+ unpush_target (&child_ops);
+ generic_mourn_inferior ();
+}
+
+
+/* Send a SIGINT to the process group. This acts just like the user typed a
+ ^C on the controlling terminal. */
+
+void
+child_stop ()
+{
+ CHECK (GenerateConsoleCtrlEvent (CTRL_C_EVENT, 0));
+}
+
+int
+child_xfer_memory (CORE_ADDR memaddr, char *our, int len, int write, struct target_ops *target)
+{
+ DWORD done;
+ if (write)
+ {
+ WriteProcessMemory (current_process, memaddr, our, len, &done);
+ FlushInstructionCache (current_process, memaddr, len);
+ }
+ else
+ {
+ ReadProcessMemory (current_process, memaddr, our, len, &done);
+ }
+ return done;
+}
+
+void
+child_kill_inferior (void)
+{
+ CHECK (TerminateProcess (current_process, 0));
+ CHECK (CloseHandle (current_process));
+ CHECK (CloseHandle (current_thread));
+}
+
+void
+child_resume (int pid, int step, enum target_signal signal)
+{
+ DEBUG (("child_resume (%d, %d, %d);\n", pid, step, signal));
+
+ if (step)
+ {
+ /* Single step by setting t bit */
+ child_fetch_inferior_registers (PS_REGNUM);
+ context.EFlags |= FLAG_TRACE_BIT;
+ }
+
+ if (context.ContextFlags)
+ {
+ CHECK (SetThreadContext (current_thread, &context));
+ context.ContextFlags = 0;
+ }
+
+ if (signal)
+ {
+ fprintf_unfiltered (gdb_stderr, "Can't send signals to the child.\n");
+ }
+
+ CHECK (ContinueDebugEvent (current_process_id,
+ current_thread_id,
+ DBG_CONTINUE));
+}
+
+static void
+child_prepare_to_store ()
+{
+ /* Do nothing, since we can store individual regs */
+}
+
+static int
+child_can_run ()
+{
+ return 1;
+}
+
+static void
+child_close ()
+{
+
+}
+struct target_ops child_ops =
+{
+ "child", /* to_shortname */
+ "Win32 child process", /* to_longname */
+ "Win32 child process (started by the \"run\" command).", /* to_doc */
+ child_open, /* to_open */
+ child_close, /* to_close */
+ child_attach, /* to_attach */
+ child_detach, /* to_detach */
+ child_resume, /* to_resume */
+ child_wait, /* to_wait */
+ child_fetch_inferior_registers,/* to_fetch_registers */
+ child_store_inferior_registers,/* to_store_registers */
+ child_prepare_to_store, /* to_child_prepare_to_store */
+ child_xfer_memory, /* to_xfer_memory */
+ child_files_info, /* to_files_info */
+ memory_insert_breakpoint, /* to_insert_breakpoint */
+ memory_remove_breakpoint, /* to_remove_breakpoint */
+ terminal_init_inferior, /* to_terminal_init */
+ terminal_inferior, /* to_terminal_inferior */
+ terminal_ours_for_output, /* to_terminal_ours_for_output */
+ terminal_ours, /* to_terminal_ours */
+ child_terminal_info, /* to_terminal_info */
+ child_kill_inferior, /* to_kill */
+ 0, /* to_load */
+ 0, /* to_lookup_symbol */
+ child_create_inferior, /* to_create_inferior */
+ child_mourn_inferior, /* to_mourn_inferior */
+ child_can_run, /* to_can_run */
+ 0, /* to_notice_signals */
+ 0, /* to_thread_alive */
+ child_stop, /* to_stop */
+ process_stratum, /* to_stratum */
+ 0, /* to_next */
+ 1, /* to_has_all_memory */
+ 1, /* to_has_memory */
+ 1, /* to_has_stack */
+ 1, /* to_has_registers */
+ 1, /* to_has_execution */
+ 0, /* to_sections */
+ 0, /* to_sections_end */
+ OPS_MAGIC /* to_magic */
+};
+
+void
+_initialize_inftarg ()
+{
+ add_show_from_set
+ (add_set_cmd ("new-console", class_support, var_boolean,
+ (char *) &new_console,
+ "Set creation of new console when creating child process.",
+ &setlist),
+ &showlist);
+
+ add_show_from_set
+ (add_set_cmd ("new-group", class_support, var_boolean,
+ (char *) &new_group,
+ "Set creation of new group when creating child process.",
+ &setlist),
+ &showlist);
+
+ add_target (&child_ops);
+}
-/* Target-vector operations for controlling win32 child processes, for GDB.
- Copyright 1996
- Free Software Foundation, Inc.
-
- Contributed by Cygnus Support.
- This file is part of GDB.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without eve nthe implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-/* by Steve Chamberlain, sac@cygnus.com */
-
-#include "defs.h"
-#include "frame.h" /* required by inferior.h */
-#include "inferior.h"
-#include "target.h"
-#include "wait.h"
-#include "gdbcore.h"
-#include "command.h"
-#include <signal.h>
-#include <sys/types.h>
-#include <fcntl.h>
-#include <windows.h>
-#include "buildsym.h"
-#include "gdb_string.h"
-#include "thread.h"
-#include "gdbcmd.h"
-
-#define CHECK(x) check (x, __FILE__,__LINE__)
-#define DEBUG(x) if (remote_debug) printf x
-
-
-/* Forward declaration */
-extern struct target_ops child_ops;
-
-/* The most recently read context. Inspect ContextFlags to see what
- bits are valid. */
-
-static CONTEXT context;
-
-/* The process and thread handles for the above context. */
-
-static HANDLE current_process;
-static HANDLE current_thread;
-static int current_process_id;
-static int current_thread_id;
-
-/* Counts of things. */
-static int exception_count = 0;
-static int event_count = 0;
-
-/* User options. */
-static int new_console = 0;
-static int new_group = 0;
-
-/* This vector maps GDB's idea of a register's number into an address
- in the win32 exception context vector.
-
- It also contains the bit mask needed to load the register in question.
-
- One day we could read a reg, we could inspect the context we
- already have loaded, if it doesn't have the bit set that we need,
- we read that set of registers in using GetThreadContext. If the
- context already contains what we need, we just unpack it. Then to
- write a register, first we have to ensure that the context contains
- the other regs of the group, and then we copy the info in and set
- out bit. */
-
-struct regmappings
- {
- char *incontext;
- int mask;
- };
-
-static const struct regmappings
- mappings[] =
-{
- {(char *) &context.Eax, CONTEXT_INTEGER},
- {(char *) &context.Ecx, CONTEXT_INTEGER},
- {(char *) &context.Edx, CONTEXT_INTEGER},
- {(char *) &context.Ebx, CONTEXT_INTEGER},
- {(char *) &context.Esp, CONTEXT_CONTROL},
- {(char *) &context.Ebp, CONTEXT_CONTROL},
- {(char *) &context.Esi, CONTEXT_INTEGER},
- {(char *) &context.Edi, CONTEXT_INTEGER},
- {(char *) &context.Eip, CONTEXT_CONTROL},
- {(char *) &context.EFlags, CONTEXT_CONTROL},
- {(char *) &context.SegCs, CONTEXT_SEGMENTS},
- {(char *) &context.SegSs, CONTEXT_SEGMENTS},
- {(char *) &context.SegDs, CONTEXT_SEGMENTS},
- {(char *) &context.SegEs, CONTEXT_SEGMENTS},
- {(char *) &context.SegFs, CONTEXT_SEGMENTS},
- {(char *) &context.SegGs, CONTEXT_SEGMENTS},
- {&context.FloatSave.RegisterArea[0 * 10], CONTEXT_FLOATING_POINT},
- {&context.FloatSave.RegisterArea[1 * 10], CONTEXT_FLOATING_POINT},
- {&context.FloatSave.RegisterArea[2 * 10], CONTEXT_FLOATING_POINT},
- {&context.FloatSave.RegisterArea[3 * 10], CONTEXT_FLOATING_POINT},
- {&context.FloatSave.RegisterArea[4 * 10], CONTEXT_FLOATING_POINT},
- {&context.FloatSave.RegisterArea[5 * 10], CONTEXT_FLOATING_POINT},
- {&context.FloatSave.RegisterArea[6 * 10], CONTEXT_FLOATING_POINT},
- {&context.FloatSave.RegisterArea[7 * 10], CONTEXT_FLOATING_POINT},
-};
-
-
-/* This vector maps the target's idea of an exception (extracted
- from the DEBUG_EVENT structure) to GDB's idea. */
-
-struct xlate_exception
- {
- int them;
- enum target_signal us;
- };
-
-
-static const struct xlate_exception
- xlate[] =
-{
- {EXCEPTION_ACCESS_VIOLATION, TARGET_SIGNAL_SEGV},
- {EXCEPTION_BREAKPOINT, TARGET_SIGNAL_TRAP},
- {DBG_CONTROL_C, TARGET_SIGNAL_INT},
- {EXCEPTION_SINGLE_STEP, TARGET_SIGNAL_TRAP},
- {-1, -1}};
-
-
-static void
-check (BOOL ok, const char *file, int line)
-{
- if (!ok)
- printf_filtered ("error return %s:%d was %d\n", file, line, GetLastError ());
-}
-
-static void
-child_fetch_inferior_registers (int r)
-{
- if (r < 0)
- {
- for (r = 0; r < NUM_REGS; r++)
- child_fetch_inferior_registers (r);
- }
- else
- {
- supply_register (r, mappings[r].incontext);
- }
-}
-
-static void
-child_store_inferior_registers (int r)
-{
- if (r < 0)
- {
- for (r = 0; r < NUM_REGS; r++)
- child_store_inferior_registers (r);
- }
- else
- {
- read_register_gen (r, mappings[r].incontext);
- }
-}
-
-
-/* Wait for child to do something. Return pid of child, or -1 in case
- of error; store status through argument pointer OURSTATUS. */
-
-
-static void
-handle_load_dll (DEBUG_EVENT * event)
-{
- DWORD dll_name_ptr;
- DWORD done;
-
- ReadProcessMemory (current_process,
- (DWORD) event->u.LoadDll.lpImageName,
- (char *) &dll_name_ptr,
- sizeof (dll_name_ptr), &done);
-
- /* See if we could read the address of a string, and that the
- address isn't null. */
-
- if (done == sizeof (dll_name_ptr) && dll_name_ptr)
- {
- char *dll_name;
- int size = event->u.LoadDll.fUnicode ? sizeof (WCHAR) : sizeof (char);
- int len = 0;
- char b[2];
- do
- {
- ReadProcessMemory (current_process,
- dll_name_ptr + len * size,
- &b,
- size,
- &done);
- len++;
- }
- while ((b[0] != 0 || b[size - 1] != 0) && done == size);
-
-
- dll_name = alloca (len);
-
- if (event->u.LoadDll.fUnicode)
- {
- WCHAR *unicode_dll_name = (WCHAR *) alloca (len * sizeof (WCHAR));
- ReadProcessMemory (current_process,
- dll_name_ptr,
- unicode_dll_name,
- len * sizeof (WCHAR),
- &done);
-
- WideCharToMultiByte (CP_ACP, 0,
- unicode_dll_name, len,
- dll_name, len, 0, 0);
- }
- else
- {
- ReadProcessMemory (current_process,
- dll_name_ptr,
- dll_name,
- len,
- &done);
- }
-
- /* FIXME!! It would be nice to define one symbol which pointed to the
- front of the dll if we can't find any symbols. */
-
- context.ContextFlags = CONTEXT_FULL;
- GetThreadContext (current_thread, &context);
-
- symbol_file_add (dll_name, 0, (int) event->u.LoadDll.lpBaseOfDll, 0, 0, 0);
-
- /* We strip off the path of the dll for tidiness. */
- if (strrchr (dll_name, '\\'))
- dll_name = strrchr (dll_name, '\\') + 1;
- printf_unfiltered ("%x:%s\n", event->u.LoadDll.lpBaseOfDll, dll_name);
- }
-}
-
-
-static void
-handle_exception (DEBUG_EVENT * event, struct target_waitstatus *ourstatus)
-{
- int i;
- int done = 0;
- ourstatus->kind = TARGET_WAITKIND_STOPPED;
-
- for (i = 0; !done && xlate[i].us > 0; i++)
- {
- if (xlate[i].them == event->u.Exception.ExceptionRecord.ExceptionCode)
- {
- ourstatus->value.sig = xlate[i].us;
- done = 1;
- break;
- }
- }
-
- if (!done)
- {
- printf_unfiltered ("Want to know about exception code %08x\n",
- event->u.Exception.ExceptionRecord.ExceptionCode);
- ourstatus->value.sig = TARGET_SIGNAL_UNKNOWN;
- }
- context.ContextFlags = CONTEXT_FULL;
- GetThreadContext (current_thread, &context);
- exception_count++;
-}
-
-static int
-child_wait (int pid, struct target_waitstatus *ourstatus)
-{
- /* We loop when we get a non-standard exception rather than return
- with a SPURIOUS because resume can try and step or modify things,
- which needs a current_thread. But some of these exceptions mark
- the birth or death of threads, which mean that the current thread
- isn't necessarily what you think it is. */
-
- while (1)
- {
- DEBUG_EVENT event;
- BOOL t = WaitForDebugEvent (&event, INFINITE);
-
- DEBUG (("%d = WaitForDebugEvent() code=%d pid=%d tid=%d)\n",
- t,
- event.dwDebugEventCode,
- event.dwProcessId,
- event.dwThreadId));
-
- event_count++;
-
- current_thread_id = event.dwThreadId;
- current_process_id = event.dwProcessId;
-
- switch (event.dwDebugEventCode)
- {
- case CREATE_THREAD_DEBUG_EVENT:
- case EXIT_THREAD_DEBUG_EVENT:
- case CREATE_PROCESS_DEBUG_EVENT:
- break;
-
- case EXIT_PROCESS_DEBUG_EVENT:
- ourstatus->kind = TARGET_WAITKIND_EXITED;
- ourstatus->value.integer = event.u.ExitProcess.dwExitCode;
- CloseHandle (current_process);
- CloseHandle (current_thread);
- return current_process_id;
- break;
-
- case LOAD_DLL_DEBUG_EVENT:
- handle_load_dll (&event);
- break;
- case EXCEPTION_DEBUG_EVENT:
- handle_exception (&event, ourstatus);
- return current_process_id;
- default:
- printf_unfiltered ("waitfor it %d %d %d %d\n", t,
- event.dwDebugEventCode,
- event.dwProcessId,
- event.dwThreadId);
- break;
- }
- CHECK (ContinueDebugEvent (current_process_id,
- current_thread_id,
- DBG_CONTINUE));
- }
-}
-
-
-
-
-/* Attach to process PID, then initialize for debugging it. */
-
-static void
-child_attach (args, from_tty)
- char *args;
- int from_tty;
-{
- BOOL ok;
-
- if (!args)
- error_no_arg ("process-id to attach");
-
- current_process_id = strtoul (args, 0, 0);
-
- ok = DebugActiveProcess (current_process_id);
-
- if (!ok)
- error ("Can't attach to process.");
-
-
- exception_count = 0;
- event_count = 0;
-
- if (from_tty)
- {
- char *exec_file = (char *) get_exec_file (0);
-
- if (exec_file)
- printf_unfiltered ("Attaching to program `%s', %s\n", exec_file,
- target_pid_to_str (current_process_id));
- else
- printf_unfiltered ("Attaching to %s\n",
- target_pid_to_str (current_process_id));
-
- gdb_flush (gdb_stdout);
- }
-
- inferior_pid = current_process_id;
- push_target (&child_ops);
-}
-
-
-static void
-child_detach (args, from_tty)
- char *args;
- int from_tty;
-{
- if (from_tty)
- {
- char *exec_file = get_exec_file (0);
- if (exec_file == 0)
- exec_file = "";
- printf_unfiltered ("Detaching from program: %s %s\n", exec_file,
- target_pid_to_str (inferior_pid));
- gdb_flush (gdb_stdout);
- }
- inferior_pid = 0;
- unpush_target (&child_ops);
-}
-
-
-/* Print status information about what we're accessing. */
-
-static void
-child_files_info (ignore)
- struct target_ops *ignore;
-{
- printf_unfiltered ("\tUsing the running image of %s %s.\n",
- attach_flag ? "attached" : "child", target_pid_to_str (inferior_pid));
-}
-
-/* ARGSUSED */
-static void
-child_open (arg, from_tty)
- char *arg;
- int from_tty;
-{
- error ("Use the \"run\" command to start a Unix child process.");
-}
-
-/* Stub function which causes the inferior that runs it, to be ptrace-able
- by its parent process. */
-
-
-/* Start an inferior Unix child process and sets inferior_pid to its pid.
- EXEC_FILE is the file to run.
- ALLARGS is a string containing the arguments to the program.
- ENV is the environment vector to pass. Errors reported with error(). */
-
-
-static void
-child_create_inferior (exec_file, allargs, env)
- char *exec_file;
- char *allargs;
- char **env;
-{
- char *real_path;
- STARTUPINFO si;
- PROCESS_INFORMATION pi;
- struct target_waitstatus dummy;
- BOOL ret;
- DWORD flags;
-
- if (!exec_file)
- {
- error ("No executable specified, use `target exec'.\n");
- }
-
- memset (&si, 0, sizeof (si));
- si.cb = sizeof (si);
-
- /* A realpath is always the same size, or a bit shorter than a nice path. */
- real_path = alloca (strlen (exec_file) + 1);
- path_to_real_path (exec_file, real_path);
-
- flags = DEBUG_ONLY_THIS_PROCESS | DEBUG_PROCESS;
-
- if (new_group)
- flags |= CREATE_NEW_PROCESS_GROUP;
-
- if (new_console)
- flags |= CREATE_NEW_CONSOLE;
-
- ret = CreateProcess (real_path,
- allargs,
- NULL, /* Security */
- NULL, /* thread */
- TRUE, /* inherit handles */
- flags, /* start flags */
- env,
- NULL, /* current directory */
- &si,
- &pi);
- if (!ret)
- error ("Error creating process %s\n", exec_file);
-
- exception_count = 0;
- event_count = 0;
-
- inferior_pid = pi.dwProcessId;
- current_process = pi.hProcess;
- current_thread = pi.hThread;
- current_process_id = pi.dwProcessId;
- current_thread_id = pi.dwThreadId;
- push_target (&child_ops);
- init_thread_list ();
- init_wait_for_inferior ();
- clear_proceed_status ();
- target_terminal_init ();
- target_terminal_inferior ();
-
- /* Ignore the first trap */
- child_wait (inferior_pid, &dummy);
-
- proceed ((CORE_ADDR) - 1, TARGET_SIGNAL_0, 0);
-}
-
-static void
-child_mourn_inferior ()
-{
- unpush_target (&child_ops);
- generic_mourn_inferior ();
-}
-
-
-/* Send a SIGINT to the process group. This acts just like the user typed a
- ^C on the controlling terminal. */
-
-void
-child_stop ()
-{
- CHECK (GenerateConsoleCtrlEvent (CTRL_C_EVENT, 0));
-}
-
-int
-child_xfer_memory (CORE_ADDR memaddr, char *our, int len, int write, struct target_ops *target)
-{
- DWORD done;
- if (write)
- {
- WriteProcessMemory (current_process, memaddr, our, len, &done);
- FlushInstructionCache (current_process, memaddr, len);
- }
- else
- {
- ReadProcessMemory (current_process, memaddr, our, len, &done);
- }
- return done;
-}
-
-void
-child_kill_inferior (void)
-{
- CHECK (TerminateProcess (current_process, 0));
- CHECK (CloseHandle (current_process));
- CHECK (CloseHandle (current_thread));
-}
-
-void
-child_resume (int pid, int step, enum target_signal signal)
-{
- DEBUG (("child_resume (%d, %d, %d);\n", pid, step, signal));
-
- if (step)
- {
- /* Single step by setting t bit */
- child_fetch_inferior_registers (PS_REGNUM);
- context.EFlags |= FLAG_TRACE_BIT;
- }
-
- if (context.ContextFlags)
- {
- CHECK (SetThreadContext (current_thread, &context));
- context.ContextFlags = 0;
- }
-
- if (signal)
- {
- fprintf_unfiltered (gdb_stderr, "Can't send signals to the child.\n");
- }
-
- CHECK (ContinueDebugEvent (current_process_id,
- current_thread_id,
- DBG_CONTINUE));
-}
-
-static void
-child_prepare_to_store ()
-{
- /* Do nothing, since we can store individual regs */
-}
-
-static int
-child_can_run ()
-{
- return 1;
-}
-
-static void
-child_close ()
-{
-
-}
-struct target_ops child_ops =
-{
- "child", /* to_shortname */
- "Win32 child process", /* to_longname */
- "Win32 child process (started by the \"run\" command).", /* to_doc */
- child_open, /* to_open */
- child_close, /* to_close */
- child_attach, /* to_attach */
- child_detach, /* to_detach */
- child_resume, /* to_resume */
- child_wait, /* to_wait */
- child_fetch_inferior_registers,/* to_fetch_registers */
- child_store_inferior_registers,/* to_store_registers */
- child_prepare_to_store, /* to_child_prepare_to_store */
- child_xfer_memory, /* to_xfer_memory */
- child_files_info, /* to_files_info */
- memory_insert_breakpoint, /* to_insert_breakpoint */
- memory_remove_breakpoint, /* to_remove_breakpoint */
- terminal_init_inferior, /* to_terminal_init */
- terminal_inferior, /* to_terminal_inferior */
- terminal_ours_for_output, /* to_terminal_ours_for_output */
- terminal_ours, /* to_terminal_ours */
- child_terminal_info, /* to_terminal_info */
- child_kill_inferior, /* to_kill */
- 0, /* to_load */
- 0, /* to_lookup_symbol */
- child_create_inferior, /* to_create_inferior */
- child_mourn_inferior, /* to_mourn_inferior */
- child_can_run, /* to_can_run */
- 0, /* to_notice_signals */
- 0, /* to_thread_alive */
- child_stop, /* to_stop */
- process_stratum, /* to_stratum */
- 0, /* to_next */
- 1, /* to_has_all_memory */
- 1, /* to_has_memory */
- 1, /* to_has_stack */
- 1, /* to_has_registers */
- 1, /* to_has_execution */
- 0, /* to_sections */
- 0, /* to_sections_end */
- OPS_MAGIC /* to_magic */
-};
-
-void
-_initialize_inftarg ()
-{
- add_show_from_set
- (add_set_cmd ("new-console", class_support, var_boolean,
- (char *) &new_console,
- "Set creation of new console when creating child process.",
- &setlist),
- &showlist);
-
- add_show_from_set
- (add_set_cmd ("new-group", class_support, var_boolean,
- (char *) &new_group,
- "Set creation of new group when creating child process.",
- &setlist),
- &showlist);
-
- add_target (&child_ops);
-}
projects / binutils-gdb.git / commitdiff