From 7c619dbdae11bead6f85863b7ce25f8b8610c59d Mon Sep 17 00:00:00 2001 From: Gary Benson Date: Mon, 1 Oct 2018 10:37:39 +0100 Subject: [PATCH] Move duplicated code to common/gdb_proc_service.h This commit moves now-identical code from gdb/gdb_proc_service.h and gdb/gdbserver/gdb_proc_service.h into the new shared file gdb/common/gdb_proc_service.h. gdb/ChangeLog: * common/gdb_proc_service.h: New file, factored out from... * gdb_proc_service.h: Moved common code to the above file. * Makefile.in (HFILES_NO_SRCDIR): Add the above new file. gdb/gdbserver/ChangeLog: * gdb_proc_service.h: Moved common code to common/gdb_proc_service.h. --- gdb/ChangeLog | 6 ++ gdb/Makefile.in | 1 + gdb/common/gdb_proc_service.h | 173 +++++++++++++++++++++++++++++++++++++++ gdb/gdb_proc_service.h | 151 +--------------------------------- gdb/gdbserver/ChangeLog | 5 ++ gdb/gdbserver/gdb_proc_service.h | 151 +--------------------------------- 6 files changed, 187 insertions(+), 300 deletions(-) create mode 100644 gdb/common/gdb_proc_service.h diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 2efe484..ce5f826 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,11 @@ 2018-10-01 Gary Benson + * common/gdb_proc_service.h: New file, factored out from... + * gdb_proc_service.h: Moved common code to the above file. + * Makefile.in (HFILES_NO_SRCDIR): Add the above new file. + +2018-10-01 Gary Benson + * gdb_proc_service.h: Use elf_gregset_t if prgregset_t is undefined. Use elf_fpregset_t if prfpregset_t is undefined. diff --git a/gdb/Makefile.in b/gdb/Makefile.in index 3b158fa..f856c32 100644 --- a/gdb/Makefile.in +++ b/gdb/Makefile.in @@ -1433,6 +1433,7 @@ HFILES_NO_SRCDIR = \ common/gdb_assert.h \ common/gdb_tilde_expand.h \ common/gdb_locale.h \ + common/gdb_proc_service.h \ common/gdb_setjmp.h \ common/gdb_signals.h \ common/gdb_sys_time.h \ diff --git a/gdb/common/gdb_proc_service.h b/gdb/common/gdb_proc_service.h new file mode 100644 index 0000000..c94ab20 --- /dev/null +++ b/gdb/common/gdb_proc_service.h @@ -0,0 +1,173 @@ +/* replacement for systems that don't have it. + Copyright (C) 2000-2018 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 3 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, see . */ + +#ifndef COMMON_GDB_PROC_SERVICE_H +#define COMMON_GDB_PROC_SERVICE_H + +#include + +#ifdef HAVE_PROC_SERVICE_H + +/* glibc's proc_service.h doesn't wrap itself with extern "C". Need + to do it ourselves. */ +EXTERN_C_PUSH + +#include + +EXTERN_C_POP + +#else /* HAVE_PROC_SERVICE_H */ + +/* The following fallback definitions have been imported and adjusted + from glibc's proc_service.h */ + +/* Callback interface for libthread_db, functions users must define. + Copyright (C) 1999,2002,2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* The definitions in this file must correspond to those in the debugger. */ + +#ifdef HAVE_SYS_PROCFS_H +#include +#endif + +/* Not all platforms bring in via . If + wasn't enough to find elf_fpregset_t, try the kernel + headers also (but don't if we don't need to). */ +#ifndef HAVE_ELF_FPREGSET_T +# ifdef HAVE_LINUX_ELF_H +# include +# endif +#endif + +EXTERN_C_PUSH + +/* Functions in this interface return one of these status codes. */ +typedef enum +{ + PS_OK, /* Generic "call succeeded". */ + PS_ERR, /* Generic error. */ + PS_BADPID, /* Bad process handle. */ + PS_BADLID, /* Bad LWP identifier. */ + PS_BADADDR, /* Bad address. */ + PS_NOSYM, /* Could not find given symbol. */ + PS_NOFREGS /* FPU register set not available for given LWP. */ +} ps_err_e; + +#ifndef HAVE_LWPID_T +typedef unsigned int lwpid_t; +#endif + +#ifndef HAVE_PSADDR_T +typedef void *psaddr_t; +#endif + +#ifndef HAVE_PRGREGSET_T +typedef elf_gregset_t prgregset_t; +#endif + +#ifndef HAVE_PRFPREGSET_T +typedef elf_fpregset_t prfpregset_t; +#endif + +/* This type is opaque in this interface. It's defined by the user of + libthread_db. GDB's version is defined below. */ +struct ps_prochandle; + + +/* Read or write process memory at the given address. */ +extern ps_err_e ps_pdread (struct ps_prochandle *, + psaddr_t, void *, size_t); +extern ps_err_e ps_pdwrite (struct ps_prochandle *, + psaddr_t, const void *, size_t); +extern ps_err_e ps_ptread (struct ps_prochandle *, + psaddr_t, void *, size_t); +extern ps_err_e ps_ptwrite (struct ps_prochandle *, + psaddr_t, const void *, size_t); + + +/* Get and set the given LWP's general or FPU register set. */ +extern ps_err_e ps_lgetregs (struct ps_prochandle *, + lwpid_t, prgregset_t); +extern ps_err_e ps_lsetregs (struct ps_prochandle *, + lwpid_t, const prgregset_t); +extern ps_err_e ps_lgetfpregs (struct ps_prochandle *, + lwpid_t, prfpregset_t *); +extern ps_err_e ps_lsetfpregs (struct ps_prochandle *, + lwpid_t, const prfpregset_t *); + +/* Return the PID of the process. */ +extern pid_t ps_getpid (struct ps_prochandle *); + +/* Fetch the special per-thread address associated with the given LWP. + This call is only used on a few platforms (most use a normal register). + The meaning of the `int' parameter is machine-dependent. */ +extern ps_err_e ps_get_thread_area (struct ps_prochandle *, + lwpid_t, int, psaddr_t *); + + +/* Look up the named symbol in the named DSO in the symbol tables + associated with the process being debugged, filling in *SYM_ADDR + with the corresponding run-time address. */ +extern ps_err_e ps_pglobal_lookup (struct ps_prochandle *, + const char *object_name, + const char *sym_name, + psaddr_t *sym_addr); + + +/* Stop or continue the entire process. */ +extern ps_err_e ps_pstop (struct ps_prochandle *); +extern ps_err_e ps_pcontinue (struct ps_prochandle *); + +/* Stop or continue the given LWP alone. */ +extern ps_err_e ps_lstop (struct ps_prochandle *, lwpid_t); +extern ps_err_e ps_lcontinue (struct ps_prochandle *, lwpid_t); + +/* The following are only defined in/called by Solaris. */ + +/* Get size of extra register set. */ +extern ps_err_e ps_lgetxregsize (struct ps_prochandle *ph, + lwpid_t lwpid, int *xregsize); +/* Get extra register set. */ +extern ps_err_e ps_lgetxregs (struct ps_prochandle *ph, lwpid_t lwpid, + caddr_t xregset); +extern ps_err_e ps_lsetxregs (struct ps_prochandle *ph, lwpid_t lwpid, + caddr_t xregset); + +/* Log a message (sends to gdb_stderr). */ +extern void ps_plog (const char *fmt, ...); + +EXTERN_C_POP + +#endif /* HAVE_PROC_SERVICE_H */ + +#endif /* COMMON_GDB_PROC_SERVICE_H */ diff --git a/gdb/gdb_proc_service.h b/gdb/gdb_proc_service.h index 16cf512..76cc624 100644 --- a/gdb/gdb_proc_service.h +++ b/gdb/gdb_proc_service.h @@ -19,161 +19,12 @@ #ifndef GDB_PROC_SERVICE_H #define GDB_PROC_SERVICE_H -#include +#include "common/gdb_proc_service.h" #include "gregset.h" struct thread_info; -#ifdef HAVE_PROC_SERVICE_H - -/* glibc's proc_service.h doesn't wrap itself with extern "C". Need - to do it ourselves. */ -EXTERN_C_PUSH - -#include - -EXTERN_C_POP - -#else /* HAVE_PROC_SERVICE_H */ - -/* The following fallback definitions have been imported and adjusted - from glibc's proc_service.h */ - -/* Callback interface for libthread_db, functions users must define. - Copyright (C) 1999,2002,2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - . */ - -/* The definitions in this file must correspond to those in the debugger. */ - -#ifdef HAVE_SYS_PROCFS_H -#include -#endif - -/* Not all platforms bring in via . If - wasn't enough to find elf_fpregset_t, try the kernel - headers also (but don't if we don't need to). */ -#ifndef HAVE_ELF_FPREGSET_T -# ifdef HAVE_LINUX_ELF_H -# include -# endif -#endif - -EXTERN_C_PUSH - -/* Functions in this interface return one of these status codes. */ -typedef enum -{ - PS_OK, /* Generic "call succeeded". */ - PS_ERR, /* Generic error. */ - PS_BADPID, /* Bad process handle. */ - PS_BADLID, /* Bad LWP identifier. */ - PS_BADADDR, /* Bad address. */ - PS_NOSYM, /* Could not find given symbol. */ - PS_NOFREGS /* FPU register set not available for given LWP. */ -} ps_err_e; - -#ifndef HAVE_LWPID_T -typedef unsigned int lwpid_t; -#endif - -#ifndef HAVE_PSADDR_T -typedef void *psaddr_t; -#endif - -#ifndef HAVE_PRGREGSET_T -typedef elf_gregset_t prgregset_t; -#endif - -#ifndef HAVE_PRFPREGSET_T -typedef elf_fpregset_t prfpregset_t; -#endif - -/* This type is opaque in this interface. It's defined by the user of - libthread_db. GDB's version is defined below. */ -struct ps_prochandle; - - -/* Read or write process memory at the given address. */ -extern ps_err_e ps_pdread (struct ps_prochandle *, - psaddr_t, void *, size_t); -extern ps_err_e ps_pdwrite (struct ps_prochandle *, - psaddr_t, const void *, size_t); -extern ps_err_e ps_ptread (struct ps_prochandle *, - psaddr_t, void *, size_t); -extern ps_err_e ps_ptwrite (struct ps_prochandle *, - psaddr_t, const void *, size_t); - - -/* Get and set the given LWP's general or FPU register set. */ -extern ps_err_e ps_lgetregs (struct ps_prochandle *, - lwpid_t, prgregset_t); -extern ps_err_e ps_lsetregs (struct ps_prochandle *, - lwpid_t, const prgregset_t); -extern ps_err_e ps_lgetfpregs (struct ps_prochandle *, - lwpid_t, prfpregset_t *); -extern ps_err_e ps_lsetfpregs (struct ps_prochandle *, - lwpid_t, const prfpregset_t *); - -/* Return the PID of the process. */ -extern pid_t ps_getpid (struct ps_prochandle *); - -/* Fetch the special per-thread address associated with the given LWP. - This call is only used on a few platforms (most use a normal register). - The meaning of the `int' parameter is machine-dependent. */ -extern ps_err_e ps_get_thread_area (struct ps_prochandle *, - lwpid_t, int, psaddr_t *); - - -/* Look up the named symbol in the named DSO in the symbol tables - associated with the process being debugged, filling in *SYM_ADDR - with the corresponding run-time address. */ -extern ps_err_e ps_pglobal_lookup (struct ps_prochandle *, - const char *object_name, - const char *sym_name, - psaddr_t *sym_addr); - - -/* Stop or continue the entire process. */ -extern ps_err_e ps_pstop (struct ps_prochandle *); -extern ps_err_e ps_pcontinue (struct ps_prochandle *); - -/* Stop or continue the given LWP alone. */ -extern ps_err_e ps_lstop (struct ps_prochandle *, lwpid_t); -extern ps_err_e ps_lcontinue (struct ps_prochandle *, lwpid_t); - -/* The following are only defined in/called by Solaris. */ - -/* Get size of extra register set. */ -extern ps_err_e ps_lgetxregsize (struct ps_prochandle *ph, - lwpid_t lwpid, int *xregsize); -/* Get extra register set. */ -extern ps_err_e ps_lgetxregs (struct ps_prochandle *ph, lwpid_t lwpid, - caddr_t xregset); -extern ps_err_e ps_lsetxregs (struct ps_prochandle *ph, lwpid_t lwpid, - caddr_t xregset); - -/* Log a message (sends to gdb_stderr). */ -extern void ps_plog (const char *fmt, ...); - -EXTERN_C_POP - -#endif /* HAVE_PROC_SERVICE_H */ - /* Fix-up some broken systems. */ /* Unfortunately glibc 2.1.3 was released with a broken prfpregset_t diff --git a/gdb/gdbserver/ChangeLog b/gdb/gdbserver/ChangeLog index 8a21850..f74b4fd 100644 --- a/gdb/gdbserver/ChangeLog +++ b/gdb/gdbserver/ChangeLog @@ -1,5 +1,10 @@ 2018-10-01 Gary Benson + * gdb_proc_service.h: Moved common code to + common/gdb_proc_service.h. + +2018-10-01 Gary Benson + * gdb_proc_service.h: Synchronize comments and whitespace with GDB's version of this file. diff --git a/gdb/gdbserver/gdb_proc_service.h b/gdb/gdbserver/gdb_proc_service.h index 54ff59d..632f9f2 100644 --- a/gdb/gdbserver/gdb_proc_service.h +++ b/gdb/gdbserver/gdb_proc_service.h @@ -19,156 +19,7 @@ #ifndef GDB_PROC_SERVICE_H #define GDB_PROC_SERVICE_H -#include - -#ifdef HAVE_PROC_SERVICE_H - -/* glibc's proc_service.h doesn't wrap itself with extern "C". Need - to do it ourselves. */ -EXTERN_C_PUSH - -#include - -EXTERN_C_POP - -#else /* HAVE_PROC_SERVICE_H */ - -/* The following fallback definitions have been imported and adjusted - from glibc's proc_service.h */ - -/* Callback interface for libthread_db, functions users must define. - Copyright (C) 1999,2002,2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - . */ - -/* The definitions in this file must correspond to those in the debugger. */ - -#ifdef HAVE_SYS_PROCFS_H -#include -#endif - -/* Not all platforms bring in via . If - wasn't enough to find elf_fpregset_t, try the kernel - headers also (but don't if we don't need to). */ -#ifndef HAVE_ELF_FPREGSET_T -# ifdef HAVE_LINUX_ELF_H -# include -# endif -#endif - -EXTERN_C_PUSH - -/* Functions in this interface return one of these status codes. */ -typedef enum -{ - PS_OK, /* Generic "call succeeded". */ - PS_ERR, /* Generic error. */ - PS_BADPID, /* Bad process handle. */ - PS_BADLID, /* Bad LWP identifier. */ - PS_BADADDR, /* Bad address. */ - PS_NOSYM, /* Could not find given symbol. */ - PS_NOFREGS /* FPU register set not available for given LWP. */ -} ps_err_e; - -#ifndef HAVE_LWPID_T -typedef unsigned int lwpid_t; -#endif - -#ifndef HAVE_PSADDR_T -typedef void *psaddr_t; -#endif - -#ifndef HAVE_PRGREGSET_T -typedef elf_gregset_t prgregset_t; -#endif - -#ifndef HAVE_PRFPREGSET_T -typedef elf_fpregset_t prfpregset_t; -#endif - -/* This type is opaque in this interface. It's defined by the user of - libthread_db. GDB's version is defined below. */ -struct ps_prochandle; - - -/* Read or write process memory at the given address. */ -extern ps_err_e ps_pdread (struct ps_prochandle *, - psaddr_t, void *, size_t); -extern ps_err_e ps_pdwrite (struct ps_prochandle *, - psaddr_t, const void *, size_t); -extern ps_err_e ps_ptread (struct ps_prochandle *, - psaddr_t, void *, size_t); -extern ps_err_e ps_ptwrite (struct ps_prochandle *, - psaddr_t, const void *, size_t); - - -/* Get and set the given LWP's general or FPU register set. */ -extern ps_err_e ps_lgetregs (struct ps_prochandle *, - lwpid_t, prgregset_t); -extern ps_err_e ps_lsetregs (struct ps_prochandle *, - lwpid_t, const prgregset_t); -extern ps_err_e ps_lgetfpregs (struct ps_prochandle *, - lwpid_t, prfpregset_t *); -extern ps_err_e ps_lsetfpregs (struct ps_prochandle *, - lwpid_t, const prfpregset_t *); - -/* Return the PID of the process. */ -extern pid_t ps_getpid (struct ps_prochandle *); - -/* Fetch the special per-thread address associated with the given LWP. - This call is only used on a few platforms (most use a normal register). - The meaning of the `int' parameter is machine-dependent. */ -extern ps_err_e ps_get_thread_area (struct ps_prochandle *, - lwpid_t, int, psaddr_t *); - - -/* Look up the named symbol in the named DSO in the symbol tables - associated with the process being debugged, filling in *SYM_ADDR - with the corresponding run-time address. */ -extern ps_err_e ps_pglobal_lookup (struct ps_prochandle *, - const char *object_name, - const char *sym_name, - psaddr_t *sym_addr); - - -/* Stop or continue the entire process. */ -extern ps_err_e ps_pstop (struct ps_prochandle *); -extern ps_err_e ps_pcontinue (struct ps_prochandle *); - -/* Stop or continue the given LWP alone. */ -extern ps_err_e ps_lstop (struct ps_prochandle *, lwpid_t); -extern ps_err_e ps_lcontinue (struct ps_prochandle *, lwpid_t); - -/* The following are only defined in/called by Solaris. */ - -/* Get size of extra register set. */ -extern ps_err_e ps_lgetxregsize (struct ps_prochandle *ph, - lwpid_t lwpid, int *xregsize); -/* Get extra register set. */ -extern ps_err_e ps_lgetxregs (struct ps_prochandle *ph, lwpid_t lwpid, - caddr_t xregset); -extern ps_err_e ps_lsetxregs (struct ps_prochandle *ph, lwpid_t lwpid, - caddr_t xregset); - -/* Log a message (sends to gdb_stderr). */ -extern void ps_plog (const char *fmt, ...); - -EXTERN_C_POP - -#endif /* HAVE_PROC_SERVICE_H */ +#include "common/gdb_proc_service.h" /* Structure that identifies the target process. */ struct ps_prochandle -- 2.7.4