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authorBoris Kolpackov <boris@codesynthesis.com>2019-06-24 12:01:19 +0200
committerKaren Arutyunov <karen@codesynthesis.com>2019-07-01 18:13:55 +0300
commit977d07a3ae47ef204665d1eda2d642e5064724f3 (patch)
tree525a3d6421f61ce789b690191d3c30fc09be3517 /libbuild2/diagnostics.cxx
parent7161b24963dd9da4d218f92c736b77c35c328a2d (diff)
Split build system into library and driver
Diffstat (limited to 'libbuild2/diagnostics.cxx')
-rw-r--r--libbuild2/diagnostics.cxx138
1 files changed, 138 insertions, 0 deletions
diff --git a/libbuild2/diagnostics.cxx b/libbuild2/diagnostics.cxx
new file mode 100644
index 0000000..eab3b78
--- /dev/null
+++ b/libbuild2/diagnostics.cxx
@@ -0,0 +1,138 @@
+// 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>
+
+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;
+}