diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/arm/sys/procfs.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/arm/sys/procfs.h | 63 |
1 files changed, 38 insertions, 25 deletions
diff --git a/sysdeps/unix/sysv/linux/arm/sys/procfs.h b/sysdeps/unix/sysv/linux/arm/sys/procfs.h index 5198033ba0..ddce965711 100644 --- a/sysdeps/unix/sysv/linux/arm/sys/procfs.h +++ b/sysdeps/unix/sysv/linux/arm/sys/procfs.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1996, 1997, 1999 Free Software Foundation, Inc. +/* Copyright (C) 1996, 1997, 1999, 2001 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 @@ -19,20 +19,36 @@ #ifndef _SYS_PROCFS_H #define _SYS_PROCFS_H 1 -/* This is somehow modelled after the file of the same name on SysVr4 +/* This is somewhat modelled after the file of the same name on SVR4 systems. It provides a definition of the core file format for ELF - used on Linux. */ + used on Linux. It doesn't have anything to do with the /proc file + system, even though Linux has one. + + Anyway, the whole purpose of this file is for GDB and GDB only. + Don't read too much into it. Don't use it for anything other than + GDB unless you know what you are doing. */ #include <features.h> -#include <signal.h> #include <sys/time.h> #include <sys/types.h> -#include <sys/ucontext.h> #include <sys/user.h> -#include <sys/elf.h> __BEGIN_DECLS +/* Type for a general-purpose register. */ +typedef unsigned long elf_greg_t; + +/* And the whole bunch of them. We could have used `struct + user_regs' directly in the typedef, but tradition says that + the register set is an array, which does have some peculiar + semantics, so leave it that way. */ +#define ELF_NGREG (sizeof (struct user_regs) / sizeof(elf_greg_t)) +typedef elf_greg_t elf_gregset_t[ELF_NGREG]; + +/* Register set for the floating-point registers. */ +typedef struct user_fpregs elf_fpregset_t; + +/* Signal info. */ struct elf_siginfo { int si_signo; /* Signal number. */ @@ -40,23 +56,19 @@ struct elf_siginfo int si_errno; /* Errno. */ }; -/* Definitions to generate core files. Fields present but not used are - marked with "XXX". */ +/* Definitions to generate Intel SVR4-like core files. These mostly + have the same names as the SVR4 types with "elf_" tacked on the + front to prevent clashes with Linux definitions, and the typedef + forms have been avoided. This is mostly like the SVR4 structure, + but more Linuxy, with things that Linux does not support and which + GDB doesn't really use excluded. */ + struct elf_prstatus { -#if 0 - long int pr_flags; /* XXX Process flags. */ - short int pr_why; /* XXX Reason for process halt. */ - short int pr_what; /* XXX More detailed reason. */ -#endif struct elf_siginfo pr_info; /* Info associated with signal. */ short int pr_cursig; /* Current signal. */ unsigned long int pr_sigpend; /* Set of pending signals. */ unsigned long int pr_sighold; /* Set of held signals. */ -#if 0 - struct sigaltstack pr_altstack; /* Alternate stack info. */ - struct sigaction pr_action; /* Signal action for current sig. */ -#endif __pid_t pr_pid; __pid_t pr_ppid; __pid_t pr_pgrp; @@ -65,15 +77,12 @@ struct elf_prstatus struct timeval pr_stime; /* System time. */ struct timeval pr_cutime; /* Cumulative user time. */ struct timeval pr_cstime; /* Cumulative system time. */ -#if 0 - long int pr_instr; /* Current instruction. */ -#endif elf_gregset_t pr_reg; /* GP registers. */ int pr_fpvalid; /* True if math copro being used. */ }; -#define ELF_PRARGSZ (80) /* Number of chars for args */ +#define ELF_PRARGSZ (80) /* Number of chars for args. */ struct elf_prpsinfo { @@ -90,18 +99,22 @@ struct elf_prpsinfo char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */ }; +/* The rest of this file provides the types for emulation of the + Solaris <proc_service.h> interfaces that should be implemented by + users of libthread_db. */ + /* Addresses. */ typedef void *psaddr_t; /* Register sets. Linux has different names. */ -typedef gregset_t prgregset_t; -typedef fpregset_t prfpregset_t; +typedef elf_gregset_t prgregset_t; +typedef elf_fpregset_t prfpregset_t; /* We don't have any differences between processes and threads, - therefore habe only ine PID type. */ + therefore have only one PID type. */ typedef __pid_t lwpid_t; - +/* Process status and info. In the end we do provide typedefs for them. */ typedef struct elf_prstatus prstatus_t; typedef struct elf_prpsinfo prpsinfo_t; |