diff options
| -rw-r--r-- | gdb/ChangeLog | 7 | ||||
| -rw-r--r-- | gdb/infcmd.c | 29 | ||||
| -rw-r--r-- | gdb/infrun.c | 6 |
3 files changed, 33 insertions, 9 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index a23fd3c..d988b86 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,10 @@ +2012-08-14 Mike Frysinger <vapier@gentoo.org> + + * infcmd.c (_initialize_infcmd): Update help text for the signal, + stepi, nexti, finish, next, step, jump, and continue commands. + * infrun.c (_initialize_infrun): Update help text for the handle + command. + 2012-08-14 Doug Evans <dje@google.com> * gdbtypes.c (struct extra): Delete, unused. diff --git a/gdb/infcmd.c b/gdb/infcmd.c index d56503c..cbd8a0a 100644 --- a/gdb/infcmd.c +++ b/gdb/infcmd.c @@ -3017,40 +3017,49 @@ The target will wait for another debugger to connect. Not available for\n\ all targets.")); c = add_com ("signal", class_run, signal_command, _("\ -Continue program giving it signal specified by the argument.\n\ -An argument of \"0\" means continue program without giving it a signal.")); +Continue program with the specified signal.\n\ +Usage: signal SIGNAL\n\ +The SIGNAL arugment is processed the same as the handle command.\n\ +\n\ +An argument of \"0\" means continue the program without sending it a signal.\n\ +This is useful in cases where the program stopped because of a signal,\n\ +and you want to resume the program while discarding the signal.")); set_cmd_completer (c, signal_completer); add_com ("stepi", class_run, stepi_command, _("\ Step one instruction exactly.\n\ -Argument N means do this N times (or till program stops for another \ +Usage: stepi [N]\n\ +Argument N means step N times (or till program stops for another \ reason).")); add_com_alias ("si", "stepi", class_alias, 0); add_com ("nexti", class_run, nexti_command, _("\ Step one instruction, but proceed through subroutine calls.\n\ -Argument N means do this N times (or till program stops for another \ +Usage: nexti [N]\n\ +Argument N means step N times (or till program stops for another \ reason).")); add_com_alias ("ni", "nexti", class_alias, 0); add_com ("finish", class_run, finish_command, _("\ Execute until selected stack frame returns.\n\ +Usage: finish\n\ Upon return, the value returned is printed and put in the value history.")); add_com_alias ("fin", "finish", class_run, 1); add_com ("next", class_run, next_command, _("\ Step program, proceeding through subroutine calls.\n\ -Like the \"step\" command as long as subroutine calls do not happen;\n\ -when they do, the call is treated as one instruction.\n\ -Argument N means do this N times (or till program stops for another \ -reason).")); +Usage: next [N]\n\ +Unlike \"step\", if the current source line calls a subroutine,\n\ +this command does not enter the subroutine, but instead steps over\n\ +the call, in effect treating it as a single source line.)")); add_com_alias ("n", "next", class_run, 1); if (xdb_commands) add_com_alias ("S", "next", class_run, 1); add_com ("step", class_run, step_command, _("\ Step program until it reaches a different source line.\n\ -Argument N means do this N times (or till program stops for another \ +Usage: step [N]\n\ +Argument N means step N times (or till program stops for another \ reason).")); add_com_alias ("s", "step", class_run, 1); @@ -3069,6 +3078,7 @@ Execution will also stop upon exit from the current stack frame.")); c = add_com ("jump", class_run, jump_command, _("\ Continue program being debugged at specified line or address.\n\ +Usage: jump <location>\n\ Give as argument either LINENUM or *ADDR, where ADDR is an expression\n\ for an address to start at.")); set_cmd_completer (c, location_completer); @@ -3090,6 +3100,7 @@ This command is a combination of tbreak and jump.")); add_com ("continue", class_run, continue_command, _("\ Continue program being debugged, after signal or breakpoint.\n\ +Usage: continue [N]\n\ If proceeding from breakpoint, a number N may be used as an argument,\n\ which means to set the ignore count of that breakpoint to N - 1 (so that\n\ the breakpoint won't break until the Nth time it is reached).\n\ diff --git a/gdb/infrun.c b/gdb/infrun.c index 4f59a92..6663086 100644 --- a/gdb/infrun.c +++ b/gdb/infrun.c @@ -7099,12 +7099,17 @@ Specify a signal as argument to print info on that signal only.")); c = add_com ("handle", class_run, handle_command, _("\ Specify how to handle a signal.\n\ +Usage: handle SIGNAL [ACTIONS]\n\ Args are signals and actions to apply to those signals.\n\ +If no actions are specified, the current settings for the specified signal\n\ +will be displayed instead.\n\ +\n\ Symbolic signals (e.g. SIGSEGV) are recommended but numeric signals\n\ from 1-15 are allowed for compatibility with old versions of GDB.\n\ Numeric ranges may be specified with the form LOW-HIGH (e.g. 1-5).\n\ The special arg \"all\" is recognized to mean all signals except those\n\ used by the debugger, typically SIGTRAP and SIGINT.\n\ +\n\ Recognized actions include \"stop\", \"nostop\", \"print\", \"noprint\",\n\ \"pass\", \"nopass\", \"ignore\", or \"noignore\".\n\ Stop means reenter debugger if this signal happens (implies print).\n\ @@ -7113,6 +7118,7 @@ Pass means let program see this signal; otherwise program doesn't know.\n\ Ignore is a synonym for nopass and noignore is a synonym for pass.\n\ Pass and Stop may be combined.")); set_cmd_completer (c, handle_completer); + if (xdb_commands) { add_com ("lz", class_info, signals_info, _("\ |