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-rw-r--r--contrib/llvm/tools/lldb/source/Interpreter/Options.cpp77
1 files changed, 43 insertions, 34 deletions
diff --git a/contrib/llvm/tools/lldb/source/Interpreter/Options.cpp b/contrib/llvm/tools/lldb/source/Interpreter/Options.cpp
index c6c66d8..a8766f5 100644
--- a/contrib/llvm/tools/lldb/source/Interpreter/Options.cpp
+++ b/contrib/llvm/tools/lldb/source/Interpreter/Options.cpp
@@ -242,14 +242,14 @@ uint32_t
Options::NumCommandOptions ()
{
const OptionDefinition *opt_defs = GetDefinitions ();
- if (opt_defs == NULL)
+ if (opt_defs == nullptr)
return 0;
int i = 0;
- if (opt_defs != NULL)
+ if (opt_defs != nullptr)
{
- while (opt_defs[i].long_option != NULL)
+ while (opt_defs[i].long_option != nullptr)
++i;
}
@@ -265,7 +265,7 @@ Options::GetLongOptions ()
// Check to see if there are any options.
const uint32_t num_options = NumCommandOptions();
if (num_options == 0)
- return NULL;
+ return nullptr;
uint32_t i;
const OptionDefinition *opt_defs = GetDefinitions();
@@ -277,9 +277,8 @@ Options::GetLongOptions ()
{
const int short_opt = opt_defs[i].short_option;
- m_getopt_table[i].name = opt_defs[i].long_option;
- m_getopt_table[i].has_arg = opt_defs[i].option_has_arg;
- m_getopt_table[i].flag = NULL;
+ m_getopt_table[i].definition = &opt_defs[i];
+ m_getopt_table[i].flag = nullptr;
m_getopt_table[i].val = short_opt;
if (option_seen.find(short_opt) == option_seen.end())
@@ -297,7 +296,7 @@ Options::GetLongOptions ()
opt_defs[i].long_option,
short_opt,
pos->second,
- m_getopt_table[pos->second].name,
+ m_getopt_table[pos->second].definition->long_option,
opt_defs[i].long_option);
else
Host::SystemLog (Host::eSystemLogError, "option[%u] --%s has a short option 0x%x that conflicts with option[%u] --%s, short option won't be used for --%s\n",
@@ -305,21 +304,20 @@ Options::GetLongOptions ()
opt_defs[i].long_option,
short_opt,
pos->second,
- m_getopt_table[pos->second].name,
+ m_getopt_table[pos->second].definition->long_option,
opt_defs[i].long_option);
}
}
//getopt_long_only requires a NULL final entry in the table:
- m_getopt_table[i].name = NULL;
- m_getopt_table[i].has_arg = 0;
- m_getopt_table[i].flag = NULL;
- m_getopt_table[i].val = 0;
+ m_getopt_table[i].definition = nullptr;
+ m_getopt_table[i].flag = nullptr;
+ m_getopt_table[i].val = 0;
}
if (m_getopt_table.empty())
- return NULL;
+ return nullptr;
return &m_getopt_table.front();
}
@@ -336,18 +334,29 @@ void
Options::OutputFormattedUsageText
(
Stream &strm,
- const char *text,
+ const OptionDefinition &option_def,
uint32_t output_max_columns
)
{
- int len = strlen (text);
+ std::string actual_text;
+ if (option_def.validator)
+ {
+ const char *condition = option_def.validator->ShortConditionString();
+ if (condition)
+ {
+ actual_text = "[";
+ actual_text.append(condition);
+ actual_text.append("] ");
+ }
+ }
+ actual_text.append(option_def.usage_text);
// Will it all fit on one line?
- if ((len + strm.GetIndentLevel()) < output_max_columns)
+ if (static_cast<uint32_t>(actual_text.length() + strm.GetIndentLevel()) < output_max_columns)
{
// Output it as a single line.
- strm.Indent (text);
+ strm.Indent (actual_text.c_str());
strm.EOL();
}
else
@@ -357,13 +366,13 @@ Options::OutputFormattedUsageText
int text_width = output_max_columns - strm.GetIndentLevel() - 1;
int start = 0;
int end = start;
- int final_end = strlen (text);
+ int final_end = actual_text.length();
int sub_len;
while (end < final_end)
{
// Don't start the 'text' on a space, since we're already outputting the indentation.
- while ((start < final_end) && (text[start] == ' '))
+ while ((start < final_end) && (actual_text[start] == ' '))
start++;
end = start + text_width;
@@ -373,7 +382,7 @@ Options::OutputFormattedUsageText
{
// If we're not at the end of the text, make sure we break the line on white space.
while (end > start
- && text[end] != ' ' && text[end] != '\t' && text[end] != '\n')
+ && actual_text[end] != ' ' && actual_text[end] != '\t' && actual_text[end] != '\n')
end--;
}
@@ -383,7 +392,7 @@ Options::OutputFormattedUsageText
strm.Indent();
assert (start < final_end);
assert (start + sub_len <= final_end);
- strm.Write(text + start, sub_len);
+ strm.Write(actual_text.c_str() + start, sub_len);
start = end + 1;
}
strm.EOL();
@@ -592,7 +601,7 @@ Options::GenerateOptionUsage
if (opt_defs[i].usage_mask & opt_set_mask && isprint8(opt_defs[i].short_option))
{
if (opt_defs[i].required && opt_defs[i].option_has_arg != OptionParser::eNoArgument)
- PrintOption (opt_defs[i], eDisplayBestOption, " ", NULL, true, strm);
+ PrintOption (opt_defs[i], eDisplayBestOption, " ", nullptr, true, strm);
}
}
@@ -605,7 +614,7 @@ Options::GenerateOptionUsage
// Add current option to the end of out_stream.
if (!opt_defs[i].required && opt_defs[i].option_has_arg != OptionParser::eNoArgument)
- PrintOption (opt_defs[i], eDisplayBestOption, " ", NULL, true, strm);
+ PrintOption (opt_defs[i], eDisplayBestOption, " ", nullptr, true, strm);
}
}
@@ -630,7 +639,7 @@ Options::GenerateOptionUsage
strm.Printf ("\n\n");
// Now print out all the detailed information about the various options: long form, short form and help text:
- // --long_name <argument> ( -short <argument> )
+ // -short <argument> ( --long_name <argument> )
// help text
// This variable is used to keep track of which options' info we've printed out, because some options can be in
@@ -669,13 +678,13 @@ Options::GenerateOptionUsage
strm.Indent ();
if (opt_defs[i].short_option && isprint8(opt_defs[i].short_option))
{
- PrintOption (opt_defs[i], eDisplayShortOption, NULL, NULL, false, strm);
+ PrintOption (opt_defs[i], eDisplayShortOption, nullptr, nullptr, false, strm);
PrintOption (opt_defs[i], eDisplayLongOption, " ( ", " )", false, strm);
}
else
{
// Short option is not printable, just print long option
- PrintOption (opt_defs[i], eDisplayLongOption, NULL, NULL, false, strm);
+ PrintOption (opt_defs[i], eDisplayLongOption, nullptr, nullptr, false, strm);
}
strm.EOL();
@@ -683,13 +692,13 @@ Options::GenerateOptionUsage
if (opt_defs[i].usage_text)
OutputFormattedUsageText (strm,
- opt_defs[i].usage_text,
+ opt_defs[i],
screen_width);
- if (opt_defs[i].enum_values != NULL)
+ if (opt_defs[i].enum_values != nullptr)
{
strm.Indent ();
strm.Printf("Values: ");
- for (int k = 0; opt_defs[i].enum_values[k].string_value != NULL; k++)
+ for (int k = 0; opt_defs[i].enum_values[k].string_value != nullptr; k++)
{
if (k == 0)
strm.Printf("%s", opt_defs[i].enum_values[k].string_value);
@@ -908,11 +917,11 @@ Options::HandleOptionArgumentCompletion
// See if this is an enumeration type option, and if so complete it here:
OptionEnumValueElement *enum_values = opt_defs[opt_defs_index].enum_values;
- if (enum_values != NULL)
+ if (enum_values != nullptr)
{
bool return_value = false;
std::string match_string(input.GetArgumentAtIndex (opt_arg_pos), input.GetArgumentAtIndex (opt_arg_pos) + char_pos);
- for (int i = 0; enum_values[i].string_value != NULL; i++)
+ for (int i = 0; enum_values[i].string_value != nullptr; i++)
{
if (strstr(enum_values[i].string_value, match_string.c_str()) == enum_values[i].string_value)
{
@@ -1001,7 +1010,7 @@ OptionGroupOptions::GetGroupWithOption (char short_opt)
if (opt_def.short_option == short_opt)
return m_option_infos[i].option_group;
}
- return NULL;
+ return nullptr;
}
void
@@ -1026,7 +1035,7 @@ void
OptionGroupOptions::Finalize ()
{
m_did_finalize = true;
- OptionDefinition empty_option_def = { 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL };
+ OptionDefinition empty_option_def = { 0, false, nullptr, 0, 0, nullptr, nullptr, 0, eArgTypeNone, nullptr };
m_option_defs.push_back (empty_option_def);
}
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