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Document how to pass program args to lldb command-line. 

llvm-svn: 137784
This commit is contained in:
Jim Ingham 2011-08-16 23:15:02 +00:00
parent 3c503e1347
commit 556e653b6a
1 changed files with 11 additions and 3 deletions
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14
lldb/tools/driver/Driver.cpp
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@ -65,7 +65,7 @@ typedef struct
// pass it.
} OptionDefinition;
#define LLDB_2_TO_4 LLDB_OPT_SET_2|LLDB_OPT_SET_3|LLDB_OPT_SET_4
static OptionDefinition g_options[] =
{
{ LLDB_OPT_SET_1, true , "help" , 'h', no_argument , NULL, eArgTypeNone, "Prints out the usage information for the LLDB debugger." },
@ -75,8 +75,8 @@ static OptionDefinition g_options[] =
{ LLDB_OPT_SET_3 | LLDB_OPT_SET_4, false, "debug" , 'd', no_argument , NULL, eArgTypeNone,"Tells the debugger to print out extra information for debugging itself." },
{ LLDB_OPT_SET_3 | LLDB_OPT_SET_4, false, "source" , 's', required_argument, NULL, eArgTypeFilename, "Tells the debugger to read in and execute the file <file>, which should contain lldb commands." },
{ LLDB_OPT_SET_3, true , "file" , 'f', required_argument, NULL, eArgTypeFilename, "Tells the debugger to use the file <filename> as the program to be debugged." },
{ LLDB_OPT_SET_ALL, false, "editor" , 'e', no_argument , NULL, eArgTypeNone, "Tells the debugger to open source files using the host's \"external editor\" mechanism." },
{ LLDB_OPT_SET_ALL, false, "no-lldbinit" , 'n', no_argument , NULL, eArgTypeNone, "Do not automatically parse any '.lldbinit' files." },
{ LLDB_2_TO_4, false, "editor" , 'e', no_argument , NULL, eArgTypeNone, "Tells the debugger to open source files using the host's \"external editor\" mechanism." },
{ LLDB_2_TO_4, false, "no-lldbinit" , 'n', no_argument , NULL, eArgTypeNone, "Do not automatically parse any '.lldbinit' files." },
{ 0, false, NULL , 0 , 0 , NULL, eArgTypeNone, NULL }
};
@ -227,6 +227,7 @@ ShowUsage (FILE *out, OptionDefinition *option_table, Driver::OptionData data)
if (opt_set > 0)
fprintf (out, "\n");
fprintf (out, "%*s%s", indent_level, "", name);
bool is_help_line = false;
for (uint32_t i = 0; i < num_options; ++i)
{
@ -234,6 +235,11 @@ ShowUsage (FILE *out, OptionDefinition *option_table, Driver::OptionData data)
{
CommandArgumentType arg_type = option_table[i].argument_type;
const char *arg_name = SBCommandInterpreter::GetArgumentTypeAsCString (arg_type);
// This is a bit of a hack, but there's no way to say certain options don't have arguments yet...
// so we do it by hand here.
if (option_table[i].short_option == 'h')
is_help_line = true;
if (option_table[i].required)
{
if (option_table[i].option_has_arg == required_argument)
@ -254,6 +260,8 @@ ShowUsage (FILE *out, OptionDefinition *option_table, Driver::OptionData data)
}
}
}
if (!is_help_line)
fprintf (out, " [[--] <PROGRAM-ARG-1> [<PROGRAM_ARG-2> ...]]");
}
fprintf (out, "\n\n");