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51 lines
1.8 KiB
C
51 lines
1.8 KiB
C
/* Output to stdout / stderr for GNU make
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Copyright (C) 2013-2016 Free Software Foundation, Inc.
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This file is part of GNU Make.
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GNU Make is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3 of the License, or (at your option) any later
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version.
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GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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this program. If not, see <http://www.gnu.org/licenses/>. */
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struct output
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{
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int out;
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int err;
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unsigned int syncout:1; /* True if we want to synchronize output. */
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};
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extern struct output *output_context;
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extern unsigned int stdio_traced;
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#define OUTPUT_SET(_new) do{ output_context = (_new)->syncout ? (_new) : NULL; }while(0)
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#define OUTPUT_UNSET() do{ output_context = NULL; }while(0)
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#define OUTPUT_TRACED() do{ stdio_traced = 1; }while(0)
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#define OUTPUT_IS_TRACED() (!!stdio_traced)
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FILE *output_tmpfile (char **, const char *);
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/* Initialize and close a child output structure: if NULL do this program's
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output (this should only be done once). */
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void output_init (struct output *out);
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void output_close (struct output *out);
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/* In situations where output may be about to be displayed but we're not
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sure if we've set it up yet, call this. */
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void output_start (void);
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/* Show a message on stdout or stderr. Will start the output if needed. */
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void outputs (int is_err, const char *msg);
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#ifndef NO_OUTPUT_SYNC
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int output_tmpfd (void);
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/* Dump any child output content to stdout, and reset it. */
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void output_dump (struct output *out);
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#endif
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