restore Build,TODO from r57911

git-svn-id: svn://tug.org/texlive/trunk@57915 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 134 insertions, 0 deletions

diff --git a/Build/source/utils/asymptote/errormsg.cc b/Build/source/utils/asymptote/errormsg.cc
new file mode 100644
index 00000000000..afa307283b9
--- /dev/null
+++ b/Build/source/utils/asymptote/errormsg.cc
@@ -0,0 +1,134 @@
+/*****
+ * errormsg.cc
+ * Andy Hammerlindl 2002/06/17
+ *
+ * Used in all phases of the compiler to give error messages.
+ *****/
+
+#include <cstdio>
+#include <cstdlib>
+
+#include "errormsg.h"
+#include "interact.h"
+#include "fileio.h"
+
+errorstream em;
+
+position nullPos;
+static nullPosInitializer nullPosInit;
+
+bool errorstream::interrupt=false;
+
+ostream& operator<< (ostream& out, const position& pos)
+{
+  if (!pos)
+    return out;
+
+  string filename=pos.file->name();
+
+  if(filename != "-" && !settings::getSetting<bool>("quiet")) {
+    std::ifstream fin(pos.file->name().c_str());
+    string s;
+    size_t count=pos.line;
+    while(count > 0 && getline(fin,s)) {
+      count--;
+    }
+    out << s << endl;
+    for(size_t i=1; i < pos.column; ++i)
+      out << " ";
+    out << "^" << endl;
+  }
+
+  out << filename << ": ";
+  out << pos.line << "." << pos.column << ": ";
+
+  if(settings::getSetting<bool>("xasy")) {
+    camp::openpipeout();
+    fprintf(camp::pipeout,"Error\n");
+    fflush(camp::pipeout);
+  }
+
+  return out;
+}
+
+void errorstream::clear()
+{
+  sync();
+  anyErrors = anyWarnings = false;
+}
+
+void errorstream::message(position pos, const string& s)
+{
+  if (floating) out << endl;
+  out << pos << s;
+  floating = true;
+}
+
+void errorstream::compiler(position pos)
+{
+  message(pos,"compiler: ");
+  anyErrors = true;
+}
+
+void errorstream::compiler()
+{
+  message(nullPos,"compiler: ");
+  anyErrors = true;
+}
+
+void errorstream::runtime(position pos)
+{
+  message(pos,"runtime: ");
+  anyErrors = true;
+}
+
+void errorstream::error(position pos)
+{
+  message(pos,"");
+  anyErrors = true;
+}
+
+void errorstream::warning(position pos, string s)
+{
+  message(pos,"warning ["+s+"]: ");
+  anyWarnings = true;
+}
+
+void errorstream::warning(position pos)
+{
+  message(pos,"warning: ");
+  anyWarnings = true;
+}
+
+void errorstream::fatal(position pos)
+{
+  message(pos,"abort: ");
+  anyErrors = true;
+}
+
+void errorstream::trace(position pos)
+{
+  static position lastpos;
+  if(!pos || (pos.match(lastpos.filename()) && pos.match(lastpos.Line())))
+    return;
+  lastpos=pos;
+  message(pos,"");
+  sync();
+}
+
+void errorstream::cont()
+{
+  floating = false;
+}
+
+void errorstream::sync()
+{
+  if (floating) out << endl;
+  floating = false;
+}
+
+void outOfMemory()
+{
+  cerr << "error: out of memory" << endl;
+  exit(1);
+}