From 3b55fbe386432d058aab2f281138b6816f163895 Mon Sep 17 00:00:00 2001 From: Jim Kingdon Date: Sun, 8 Jan 1995 22:13:21 +0000 Subject: [PATCH] * target.c, target.h (target_signal_from_command): New function. * infrun.c (handle_command, signals_info), infcmd.c (signal_command): Use it. * infrun.c, infcmd.c: Update docstrings for these commands. * target.h (enum target_signal), target.c (signals), target.c (target_signal_from_host, target_signal_to_host): Add TARGET_SIGNAL_REALTIME_* and TARGET_SIGNAL_PRIO for lynx. * config/tm-lynx.h: Define signal numbers for realtime events. --- gdb/ChangeLog | 12 +++++ gdb/config/tm-lynx.h | 6 +++ gdb/infcmd.c | 124 ++++++++++++++++--------------------------- 3 files changed, 63 insertions(+), 79 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index e300be6f3af..54cd8838010 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,15 @@ +Sun Jan 8 12:45:34 1995 Jim Kingdon + + * target.c, target.h (target_signal_from_command): New function. + * infrun.c (handle_command, signals_info), infcmd.c + (signal_command): Use it. + * infrun.c, infcmd.c: Update docstrings for these commands. + + * target.h (enum target_signal), target.c (signals), target.c + (target_signal_from_host, target_signal_to_host): Add + TARGET_SIGNAL_REALTIME_* and TARGET_SIGNAL_PRIO for lynx. + * config/tm-lynx.h: Define signal numbers for realtime events. + Sat Jan 7 07:23:53 1995 Peter Schauer (pes@regent.e-technik.tu-muenchen.de) * dbxread.c (process_one_symbol): Handle N_FUN symbols diff --git a/gdb/config/tm-lynx.h b/gdb/config/tm-lynx.h index f040bb6698e..75935a8a9bd 100644 --- a/gdb/config/tm-lynx.h +++ b/gdb/config/tm-lynx.h @@ -25,4 +25,10 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "coff-solib.h" /* COFF shared library support */ +/* Lynx's signal.h doesn't seem to have any macros for what signal numbers + the real-time events are. */ +#define REALTIME_LO 33 +/* One more than the last one. */ +#define REALTIME_HI 64 + #endif /* TM_LYNX_H */ diff --git a/gdb/infcmd.c b/gdb/infcmd.c index 1867b9abcf0..3e9082b9bf0 100644 --- a/gdb/infcmd.c +++ b/gdb/infcmd.c @@ -1,4 +1,4 @@ -/* Memory-access and commands for "inferior" (child) process, for GDB. +/* Memory-access and commands for "inferior" process, for GDB. Copyright 1986, 1987, 1988, 1989, 1991, 1992 Free Software Foundation, Inc. This file is part of GDB. @@ -32,80 +32,55 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "target.h" #include "language.h" -static void -continue_command PARAMS ((char *, int)); +static void continue_command PARAMS ((char *, int)); -static void -until_next_command PARAMS ((int)); +static void until_next_command PARAMS ((int)); -static void -until_command PARAMS ((char *, int)); +static void until_command PARAMS ((char *, int)); -static void -path_info PARAMS ((char *, int)); +static void path_info PARAMS ((char *, int)); -static void -path_command PARAMS ((char *, int)); +static void path_command PARAMS ((char *, int)); -static void -unset_command PARAMS ((char *, int)); +static void unset_command PARAMS ((char *, int)); -static void -float_info PARAMS ((char *, int)); +static void float_info PARAMS ((char *, int)); -static void -detach_command PARAMS ((char *, int)); +static void detach_command PARAMS ((char *, int)); -static void -nofp_registers_info PARAMS ((char *, int)); +static void nofp_registers_info PARAMS ((char *, int)); -static void -all_registers_info PARAMS ((char *, int)); +static void all_registers_info PARAMS ((char *, int)); -static void -registers_info PARAMS ((char *, int)); +static void registers_info PARAMS ((char *, int)); -static void -do_registers_info PARAMS ((int, int)); +static void do_registers_info PARAMS ((int, int)); -static void -unset_environment_command PARAMS ((char *, int)); +static void unset_environment_command PARAMS ((char *, int)); -static void -set_environment_command PARAMS ((char *, int)); +static void set_environment_command PARAMS ((char *, int)); -static void -environment_info PARAMS ((char *, int)); +static void environment_info PARAMS ((char *, int)); -static void -program_info PARAMS ((char *, int)); +static void program_info PARAMS ((char *, int)); -static void -finish_command PARAMS ((char *, int)); +static void finish_command PARAMS ((char *, int)); -static void -signal_command PARAMS ((char *, int)); +static void signal_command PARAMS ((char *, int)); -static void -jump_command PARAMS ((char *, int)); +static void jump_command PARAMS ((char *, int)); -static void -step_1 PARAMS ((int, int, char *)); +static void step_1 PARAMS ((int, int, char *)); -static void -nexti_command PARAMS ((char *, int)); +static void nexti_command PARAMS ((char *, int)); -static void -stepi_command PARAMS ((char *, int)); +static void stepi_command PARAMS ((char *, int)); -static void -next_command PARAMS ((char *, int)); +static void next_command PARAMS ((char *, int)); -static void -step_command PARAMS ((char *, int)); +static void step_command PARAMS ((char *, int)); -static void -run_command PARAMS ((char *, int)); +static void run_command PARAMS ((char *, int)); #define ERROR_NO_INFERIOR \ if (!target_has_execution) error ("The program is not being run."); @@ -167,7 +142,7 @@ CORE_ADDR step_range_end; /* Exclusive */ This is how we know when we step into a subroutine call, and how to set the frame for the breakpoint used to step out. */ -FRAME_ADDR step_frame_address; +CORE_ADDR step_frame_address; /* Our notion of the current stack pointer. */ @@ -348,7 +323,7 @@ step_1 (skip_subroutines, single_inst, count_string) char *count_string; { register int count = 1; - FRAME fr; + struct frame_info *frame; struct cleanup *cleanups = 0; ERROR_NO_INFERIOR; @@ -364,10 +339,10 @@ step_1 (skip_subroutines, single_inst, count_string) { clear_proceed_status (); - fr = get_current_frame (); - if (!fr) /* Avoid coredump here. Why tho? */ + frame = get_current_frame (); + if (!frame) /* Avoid coredump here. Why tho? */ error ("No current frame"); - step_frame_address = FRAME_FP (fr); + step_frame_address = FRAME_FP (frame); step_sp = read_sp (); if (! single_inst) @@ -498,19 +473,9 @@ signal_command (signum_exp, from_tty) if (oursig == TARGET_SIGNAL_UNKNOWN) { - /* Not found as a name, try it as an expression. */ - /* The numeric signal refers to our own internal signal numbering - from target.h, not to host/target signal number. This is a - feature; users really should be using symbolic names anyway, - and the common ones like SIGHUP, SIGINT, SIGALRM, etc. will - work right anyway. */ - int signum = parse_and_eval_address (signum_exp); - if (signum < 0 - || signum >= (int)TARGET_SIGNAL_LAST - || signum == (int)TARGET_SIGNAL_UNKNOWN - || signum == (int)TARGET_SIGNAL_DEFAULT) - error ("Invalid signal number %d.", signum); - oursig = signum; + /* No, try numeric. */ + oursig = + target_signal_from_command (parse_and_eval_address (signum_exp)); } if (from_tty) @@ -587,6 +552,7 @@ run_stack_dummy (addr, buffer) frame in case there is only one copy of the dummy (e.g. CALL_DUMMY_LOCATION == AFTER_TEXT_END). */ flush_cached_frames (); + set_current_frame (create_new_frame (read_fp (), sal.pc)); /* If defined, CALL_DUMMY_BREAKPOINT_OFFSET is where we need to put a breakpoint instruction. If not, the call dummy already has the @@ -633,7 +599,7 @@ static void until_next_command (from_tty) int from_tty; { - FRAME frame; + struct frame_info *frame; CORE_ADDR pc; struct symbol *func; struct symtab_and_line sal; @@ -698,8 +664,7 @@ finish_command (arg, from_tty) int from_tty; { struct symtab_and_line sal; - register FRAME frame; - struct frame_info *fi; + register struct frame_info *frame; register struct symbol *function; struct breakpoint *breakpoint; struct cleanup *old_chain; @@ -717,9 +682,8 @@ finish_command (arg, from_tty) clear_proceed_status (); - fi = get_frame_info (frame); - sal = find_pc_line (fi->pc, 0); - sal.pc = fi->pc; + sal = find_pc_line (frame->pc, 0); + sal.pc = frame->pc; breakpoint = set_momentary_breakpoint (sal, frame, bp_finish); @@ -727,8 +691,7 @@ finish_command (arg, from_tty) /* Find the function we will return from. */ - fi = get_frame_info (selected_frame); - function = find_pc_function (fi->pc); + function = find_pc_function (selected_frame->pc); /* Print info on the selected frame, including level number but not source. */ @@ -962,7 +925,9 @@ path_command (dirname, from_tty) path_info ((char *)NULL, from_tty); } -const char * const reg_names[] = REGISTER_NAMES; +/* The array of register names. */ + +char *reg_names[] = REGISTER_NAMES; /* Print out the machine register regnum. If regnum is -1, print all registers (fpregs == 1) or all non-float registers @@ -1310,7 +1275,8 @@ If a process, it is no longer traced, and it continues its execution. If you\n\ were debugging a file, the file is closed and gdb no longer accesses it."); add_com ("signal", class_run, signal_command, - "Continue program giving it signal number SIGNUMBER."); + "Continue program giving it signal specified by the argument.\n\ +An argument of \"0\" means continue program without giving it a signal."); add_com ("stepi", class_run, stepi_command, "Step one instruction exactly.\n\ -- 2.30.2