1 files changed, 51 insertions, 0 deletions
diff --git a/output.h b/output.h
new file mode 100644
index 0000000..7c5332c
--- /dev/null
+++ b/output.h
@@ -0,0 +1,51 @@
+/* Output to stdout / stderr for GNU make
+Copyright (C) 2013-2014 Free Software Foundation, Inc.
+This file is part of GNU Make.
+
+GNU Make is free software; you can redistribute it and/or modify it under the
+terms of the GNU General Public License as published by the Free Software
+Foundation; either version 3 of the License, or (at your option) any later
+version.
+
+GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with
+this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+struct output
+  {
+    int out;
+    int err;
+    unsigned int syncout:1;     /* True if we want to synchronize output.  */
+ };
+
+extern struct output *output_context;
+extern unsigned int stdio_traced;
+
+#define OUTPUT_SET(_new)    do{ output_context = (_new)->syncout ? (_new) : NULL; }while(0)
+#define OUTPUT_UNSET()      do{ output_context = NULL; }while(0)
+
+#define OUTPUT_TRACED()     do{ stdio_traced = 1; }while(0)
+#define OUTPUT_IS_TRACED()  (!!stdio_traced)
+
+FILE *output_tmpfile (char **, const char *);
+
+/* Initialize and close a child output structure: if NULL do this program's
+   output (this should only be done once).  */
+void output_init (struct output *out);
+void output_close (struct output *out);
+
+/* In situations where output may be about to be displayed but we're not
+   sure if we've set it up yet, call this.  */
+void output_start (void);
+
+/* Show a message on stdout or stderr.  Will start the output if needed.  */
+void outputs (int is_err, const char *msg);
+
+#ifndef NO_OUTPUT_SYNC
+int output_tmpfd (void);
+/* Dump any child output content to stdout, and reset it.  */
+void output_dump (struct output *out);
+#endif