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// file : libbuild2/diagnostics.cxx -*- C++ -*-
// copyright : Copyright (c) 2014-2019 Code Synthesis Ltd
// license : MIT; see accompanying LICENSE file
#include <libbuild2/diagnostics.hxx>
#include <cstring> // strchr()
#include <libbutl/process-io.mxx>
#include <libbuild2/scope.hxx>
#include <libbuild2/action.hxx>
#include <libbuild2/target.hxx>
#include <libbuild2/context.hxx>
using namespace std;
namespace build2
{
// Diagnostics state (verbosity level, progress, etc). Keep disabled until
// set from options.
//
uint16_t verb = 0;
optional<bool> diag_progress_option;
bool diag_no_line = false;
bool diag_no_column = false;
bool stderr_term = false;
void
init_diag (uint16_t v, optional<bool> p, bool nl, bool nc, bool st)
{
verb = v;
diag_progress_option = p;
diag_no_line = nl;
diag_no_column = nc;
stderr_term = st;
}
// Stream verbosity.
//
const int stream_verb_index = ostream::xalloc ();
void
print_process (const char* const* args, size_t n)
{
diag_record r (text);
print_process (r, args, n);
}
void
print_process (diag_record& r, const char* const* args, size_t n)
{
r << butl::process_args {args, n};
}
// Diagnostics stack.
//
static
#ifdef __cpp_thread_local
thread_local
#else
__thread
#endif
const diag_frame* diag_frame_stack = nullptr;
const diag_frame* diag_frame::
stack () noexcept
{
return diag_frame_stack;
}
const diag_frame* diag_frame::
stack (const diag_frame* f) noexcept
{
const diag_frame* r (diag_frame_stack);
diag_frame_stack = f;
return r;
}
// Diagnostic facility, project specifics.
//
void simple_prologue_base::
operator() (const diag_record& r) const
{
stream_verb (r.os, sverb_);
if (type_ != nullptr)
r << type_ << ": ";
if (mod_ != nullptr)
r << mod_ << "::";
if (name_ != nullptr)
r << name_ << ": ";
}
void location_prologue_base::
operator() (const diag_record& r) const
{
stream_verb (r.os, sverb_);
if (!loc_.empty ())
{
r << *loc_.file << ':';
if (!diag_no_line)
{
if (loc_.line != 0)
{
r << loc_.line << ':';
if (!diag_no_column)
{
if (loc_.column != 0)
r << loc_.column << ':';
}
}
}
r << ' ';
}
if (type_ != nullptr)
r << type_ << ": ";
if (mod_ != nullptr)
r << mod_ << "::";
if (name_ != nullptr)
r << name_ << ": ";
}
const basic_mark error ("error");
const basic_mark warn ("warning");
const basic_mark info ("info");
const basic_mark text (nullptr, nullptr, nullptr); // No type/data/frame.
const fail_mark fail ("error");
const fail_end endf;
// diag_do(), etc.
//
string
diag_do (const action&)
{
const meta_operation_info& m (*current_mif);
const operation_info& io (*current_inner_oif);
const operation_info* oo (current_outer_oif);
string r;
// perform(update(x)) -> "update x"
// configure(update(x)) -> "configure updating x"
//
if (m.name_do.empty ())
r = io.name_do;
else
{
r = m.name_do;
if (io.name_doing[0] != '\0')
{
r += ' ';
r += io.name_doing;
}
}
if (oo != nullptr)
{
r += " (for ";
r += oo->name;
r += ')';
}
return r;
}
void
diag_do (ostream& os, const action& a, const target& t)
{
os << diag_do (a) << ' ' << t;
}
string
diag_doing (const action&)
{
const meta_operation_info& m (*current_mif);
const operation_info& io (*current_inner_oif);
const operation_info* oo (current_outer_oif);
string r;
// perform(update(x)) -> "updating x"
// configure(update(x)) -> "configuring updating x"
//
if (!m.name_doing.empty ())
r = m.name_doing;
if (io.name_doing[0] != '\0')
{
if (!r.empty ()) r += ' ';
r += io.name_doing;
}
if (oo != nullptr)
{
r += " (for ";
r += oo->name;
r += ')';
}
return r;
}
void
diag_doing (ostream& os, const action& a, const target& t)
{
os << diag_doing (a) << ' ' << t;
}
string
diag_did (const action&)
{
const meta_operation_info& m (*current_mif);
const operation_info& io (*current_inner_oif);
const operation_info* oo (current_outer_oif);
string r;
// perform(update(x)) -> "updated x"
// configure(update(x)) -> "configured updating x"
//
if (!m.name_did.empty ())
{
r = m.name_did;
if (io.name_doing[0] != '\0')
{
r += ' ';
r += io.name_doing;
}
}
else
r += io.name_did;
if (oo != nullptr)
{
r += " (for ";
r += oo->name;
r += ')';
}
return r;
}
void
diag_did (ostream& os, const action& a, const target& t)
{
os << diag_did (a) << ' ' << t;
}
void
diag_done (ostream& os, const action&, const target& t)
{
const meta_operation_info& m (*current_mif);
const operation_info& io (*current_inner_oif);
const operation_info* oo (current_outer_oif);
// perform(update(x)) -> "x is up to date"
// configure(update(x)) -> "updating x is configured"
//
if (m.name_done.empty ())
{
os << t;
if (io.name_done[0] != '\0')
os << ' ' << io.name_done;
if (oo != nullptr)
os << " (for " << oo->name << ')';
}
else
{
if (io.name_doing[0] != '\0')
os << io.name_doing << ' ';
if (oo != nullptr)
os << "(for " << oo->name << ") ";
os << t << ' ' << m.name_done;
}
}
}
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