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Diffstat (limited to 'gdb/maint.c')
| -rw-r--r-- | gdb/maint.c | 449 |
1 files changed, 0 insertions, 449 deletions
diff --git a/gdb/maint.c b/gdb/maint.c deleted file mode 100644 index cf4ceb7..0000000 --- a/gdb/maint.c +++ /dev/null @@ -1,449 +0,0 @@ -/* Support for GDB maintenance commands. - Copyright 1992, 1993, 1994 Free Software Foundation, Inc. - Written by Fred Fish at 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 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 "defs.h" - -#if MAINTENANCE_CMDS /* Entire rest of file goes away if not including maint cmds */ - -#include <ctype.h> -#include <signal.h> -#include "command.h" -#include "gdbcmd.h" -#include "symtab.h" -#include "gdbtypes.h" -#include "demangle.h" -#include "gdbcore.h" -#include "expression.h" /* For language.h */ -#include "language.h" -#include "symfile.h" -#include "objfiles.h" -#include "value.h" - -#ifdef HAVE_UNISTD_H -#include <unistd.h> -#endif - -static void maintenance_command PARAMS ((char *, int)); - -static void maintenance_dump_me PARAMS ((char *, int)); - -static void maintenance_demangle PARAMS ((char *, int)); - -static void maintenance_time_display PARAMS ((char *, int)); - -static void maintenance_space_display PARAMS ((char *, int)); - -static void maintenance_info_command PARAMS ((char *, int)); - -static void print_section_table PARAMS ((bfd *, asection *, PTR)); - -static void maintenance_info_sections PARAMS ((char *, int)); - -static void maintenance_print_command PARAMS ((char *, int)); - -/* Set this to the maximum number of seconds to wait instead of waiting forever - in target_wait(). If this timer times out, then it generates an error and - the command is aborted. This replaces most of the need for timeouts in the - GDB test suite, and makes it possible to distinguish between a hung target - and one with slow communications. */ - -int watchdog = 0; - -/* - -LOCAL FUNCTION - - maintenance_command -- access the maintenance subcommands - -SYNOPSIS - - void maintenance_command (char *args, int from_tty) - -DESCRIPTION - -*/ - -static void -maintenance_command (args, from_tty) - char *args; - int from_tty; -{ - printf_unfiltered ("\"maintenance\" must be followed by the name of a maintenance command.\n"); - help_list (maintenancelist, "maintenance ", -1, gdb_stdout); -} - -#ifndef _WIN32 -/* ARGSUSED */ -static void -maintenance_dump_me (args, from_tty) - char *args; - int from_tty; -{ - if (query ("Should GDB dump core? ")) - { - signal (SIGQUIT, SIG_DFL); - kill (getpid (), SIGQUIT); - } -} -#endif - -/* Someday we should allow demangling for things other than just - explicit strings. For example, we might want to be able to - specify the address of a string in either GDB's process space - or the debuggee's process space, and have gdb fetch and demangle - that string. If we have a char* pointer "ptr" that points to - a string, we might want to be able to given just the name and - have GDB demangle and print what it points to, etc. (FIXME) */ - -static void -maintenance_demangle (args, from_tty) - char *args; - int from_tty; -{ - char *demangled; - - if (args == NULL || *args == '\0') - { - printf_unfiltered ("\"maintenance demangle\" takes an argument to demangle.\n"); - } - else - { - demangled = cplus_demangle (args, DMGL_ANSI | DMGL_PARAMS); - if (demangled != NULL) - { - printf_unfiltered ("%s\n", demangled); - free (demangled); - } - else - { - printf_unfiltered ("Can't demangle \"%s\"\n", args); - } - } -} - -static void -maintenance_time_display (args, from_tty) - char *args; - int from_tty; -{ - extern int display_time; - - if (args == NULL || *args == '\0') - printf_unfiltered ("\"maintenance time\" takes a numeric argument.\n"); - else - display_time = strtol (args, NULL, 10); -} - -static void -maintenance_space_display (args, from_tty) - char *args; - int from_tty; -{ - extern int display_space; - - if (args == NULL || *args == '\0') - printf_unfiltered ("\"maintenance space\" takes a numeric argument.\n"); - else - display_space = strtol (args, NULL, 10); -} - -/* The "maintenance info" command is defined as a prefix, with allow_unknown 0. - Therefore, its own definition is called only for "maintenance info" with - no args. */ - -/* ARGSUSED */ -static void -maintenance_info_command (arg, from_tty) - char *arg; - int from_tty; -{ - printf_unfiltered ("\"maintenance info\" must be followed by the name of an info command.\n"); - help_list (maintenanceinfolist, "maintenance info ", -1, gdb_stdout); -} - -static void -print_section_table (abfd, asect, ignore) - bfd *abfd; - asection *asect; - PTR ignore; -{ - flagword flags; - - flags = bfd_get_section_flags (abfd, asect); - - /* FIXME-32x64: Need print_address_numeric with field width. */ - printf_filtered (" %s", - local_hex_string_custom - ((unsigned long) bfd_section_vma (abfd, asect), "08l")); - printf_filtered ("->%s", - local_hex_string_custom - ((unsigned long) (bfd_section_vma (abfd, asect) - + bfd_section_size (abfd, asect)), - "08l")); - printf_filtered (" at %s", - local_hex_string_custom - ((unsigned long) asect->filepos, "08l")); - printf_filtered (": %s", bfd_section_name (abfd, asect)); - - if (flags & SEC_ALLOC) - printf_filtered (" ALLOC"); - if (flags & SEC_LOAD) - printf_filtered (" LOAD"); - if (flags & SEC_RELOC) - printf_filtered (" RELOC"); - if (flags & SEC_READONLY) - printf_filtered (" READONLY"); - if (flags & SEC_CODE) - printf_filtered (" CODE"); - if (flags & SEC_DATA) - printf_filtered (" DATA"); - if (flags & SEC_ROM) - printf_filtered (" ROM"); - if (flags & SEC_CONSTRUCTOR) - printf_filtered (" CONSTRUCTOR"); - if (flags & SEC_HAS_CONTENTS) - printf_filtered (" HAS_CONTENTS"); - if (flags & SEC_NEVER_LOAD) - printf_filtered (" NEVER_LOAD"); - if (flags & SEC_COFF_SHARED_LIBRARY) - printf_filtered (" COFF_SHARED_LIBRARY"); - if (flags & SEC_IS_COMMON) - printf_filtered (" IS_COMMON"); - - printf_filtered ("\n"); -} - -/* ARGSUSED */ -static void -maintenance_info_sections (arg, from_tty) - char *arg; - int from_tty; -{ - if (exec_bfd) - { - printf_filtered ("Exec file:\n"); - printf_filtered (" `%s', ", bfd_get_filename(exec_bfd)); - wrap_here (" "); - printf_filtered ("file type %s.\n", bfd_get_target(exec_bfd)); - bfd_map_over_sections(exec_bfd, print_section_table, 0); - } - - if (core_bfd) - { - printf_filtered ("Core file:\n"); - printf_filtered (" `%s', ", bfd_get_filename(core_bfd)); - wrap_here (" "); - printf_filtered ("file type %s.\n", bfd_get_target(core_bfd)); - bfd_map_over_sections(core_bfd, print_section_table, 0); - } -} - -/* ARGSUSED */ -void -maintenance_print_statistics (args, from_tty) - char *args; - int from_tty; -{ - print_objfile_statistics (); - print_symbol_bcache_statistics (); -} - -/* The "maintenance print" command is defined as a prefix, with allow_unknown - 0. Therefore, its own definition is called only for "maintenance print" - with no args. */ - -/* ARGSUSED */ -static void -maintenance_print_command (arg, from_tty) - char *arg; - int from_tty; -{ - printf_unfiltered ("\"maintenance print\" must be followed by the name of a print command.\n"); - help_list (maintenanceprintlist, "maintenance print ", -1, gdb_stdout); -} - -/* The "maintenance translate-address" command converts a section and address - to a symbol. This can be called in two ways: - maintenance translate-address <secname> <addr> - or maintenance translate-address <addr> -*/ - -static void -maintenance_translate_address (arg, from_tty) - char *arg; - int from_tty; -{ - CORE_ADDR address; - asection *sect; - char *p; - struct minimal_symbol *sym; - struct objfile *objfile; - - if (arg == NULL || *arg == 0) - error ("requires argument (address or section + address)"); - - sect = NULL; - p = arg; - - if (!isdigit (*p)) - { /* See if we have a valid section name */ - while (*p && !isspace (*p)) /* Find end of section name */ - p++; - if (*p == '\000') /* End of command? */ - error ("Need to specify <section-name> and <address>"); - *p++ = '\000'; - while (isspace (*p)) p++; /* Skip whitespace */ - - ALL_OBJFILES (objfile) - { - sect = bfd_get_section_by_name (objfile->obfd, arg); - if (sect != NULL) - break; - } - - if (!sect) - error ("Unknown section %s.", arg); - } - - address = parse_and_eval_address (p); - - if (sect) - sym = lookup_minimal_symbol_by_pc_section (address, sect); - else - sym = lookup_minimal_symbol_by_pc (address); - - if (sym) - printf_filtered ("%s+%u\n", - SYMBOL_SOURCE_NAME (sym), - address - SYMBOL_VALUE_ADDRESS (sym)); - else if (sect) - printf_filtered ("no symbol at %s:0x%08x\n", sect->name, address); - else - printf_filtered ("no symbol at 0x%08x\n", address); - - return; -} - -#endif /* MAINTENANCE_CMDS */ - -void -_initialize_maint_cmds () -{ -#if MAINTENANCE_CMDS /* Entire file goes away if not including maint cmds */ - add_prefix_cmd ("maintenance", class_maintenance, maintenance_command, - "Commands for use by GDB maintainers.\n\ -Includes commands to dump specific internal GDB structures in\n\ -a human readable form, to cause GDB to deliberately dump core,\n\ -to test internal functions such as the C++ demangler, etc.", - &maintenancelist, "maintenance ", 0, - &cmdlist); - - add_com_alias ("mt", "maintenance", class_maintenance, 1); - - add_prefix_cmd ("info", class_maintenance, maintenance_info_command, - "Commands for showing internal info about the program being debugged.", - &maintenanceinfolist, "maintenance info ", 0, - &maintenancelist); - - add_cmd ("sections", class_maintenance, maintenance_info_sections, - "List the BFD sections of the exec and core files.", - &maintenanceinfolist); - - add_prefix_cmd ("print", class_maintenance, maintenance_print_command, - "Maintenance command for printing GDB internal state.", - &maintenanceprintlist, "maintenance print ", 0, - &maintenancelist); - -#ifndef _WIN32 - add_cmd ("dump-me", class_maintenance, maintenance_dump_me, - "Get fatal error; make debugger dump its core.\n\ -GDB sets it's handling of SIGQUIT back to SIG_DFL and then sends\n\ -itself a SIGQUIT signal.", - &maintenancelist); -#endif - - add_cmd ("demangle", class_maintenance, maintenance_demangle, - "Demangle a C++ mangled name.\n\ -Call internal GDB demangler routine to demangle a C++ link name\n\ -and prints the result.", - &maintenancelist); - - add_cmd ("time", class_maintenance, maintenance_time_display, - "Set the display of time usage.\n\ -If nonzero, will cause the execution time for each command to be\n\ -displayed, following the command's output.", - &maintenancelist); - - add_cmd ("space", class_maintenance, maintenance_space_display, - "Set the display of space usage.\n\ -If nonzero, will cause the execution space for each command to be\n\ -displayed, following the command's output.", - &maintenancelist); - - add_cmd ("type", class_maintenance, maintenance_print_type, - "Print a type chain for a given symbol.\n\ -For each node in a type chain, print the raw data for each member of\n\ -the type structure, and the interpretation of the data.", - &maintenanceprintlist); - - add_cmd ("symbols", class_maintenance, maintenance_print_symbols, - "Print dump of current symbol definitions.\n\ -Entries in the full symbol table are dumped to file OUTFILE.\n\ -If a SOURCE file is specified, dump only that file's symbols.", - &maintenanceprintlist); - - add_cmd ("msymbols", class_maintenance, maintenance_print_msymbols, - "Print dump of current minimal symbol definitions.\n\ -Entries in the minimal symbol table are dumped to file OUTFILE.\n\ -If a SOURCE file is specified, dump only that file's minimal symbols.", - &maintenanceprintlist); - - add_cmd ("psymbols", class_maintenance, maintenance_print_psymbols, - "Print dump of current partial symbol definitions.\n\ -Entries in the partial symbol table are dumped to file OUTFILE.\n\ -If a SOURCE file is specified, dump only that file's partial symbols.", - &maintenanceprintlist); - - add_cmd ("objfiles", class_maintenance, maintenance_print_objfiles, - "Print dump of current object file definitions.", - &maintenanceprintlist); - - add_cmd ("statistics", class_maintenance, maintenance_print_statistics, - "Print statistics about internal gdb state.", - &maintenanceprintlist); - - add_cmd ("check-symtabs", class_maintenance, maintenance_check_symtabs, - "Check consistency of psymtabs and symtabs.", - &maintenancelist); - - add_cmd ("translate-address", class_maintenance, maintenance_translate_address, - "Translate a section name and address to a symbol.", - &maintenancelist); - - add_show_from_set ( - add_set_cmd ("watchdog", class_maintenance, var_zinteger, (char *)&watchdog, - "Set watchdog timer.\n\ -When non-zero, this timeout is used instead of waiting forever for a target to\n\ -finish a low-level step or continue operation. If the specified amount of time\n\ -passes without a response from the target, an error occurs.", &setlist), - &showlist); -#endif /* MAINTENANCE_CMDS */ -} |