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d465fa53cb
Discussion of these changes can be found on the Mercury developers
mailing list archives from June 2018.
COPYING.LIB:
Add a special linking exception to the LGPL.
*:
Update references to COPYING.LIB.
Clean up some minor errors that have accumulated in copyright
messages.
46 lines
1.8 KiB
C
46 lines
1.8 KiB
C
// vim: ts=4 sw=4 expandtab ft=c
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// Copyright (C) 1998-1999, 2006-2007 The University of Melbourne.
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// Copyright (C) 2015-2016, 2018 The Mercury team.
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// This file is distributed under the terms specified in COPYING.LIB.
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// mercury_trace_readline.h: simple interface functions to read a line.
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//
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// Main authors: fjh, zs.
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#ifndef MERCURY_TRACE_READLINE_H
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#define MERCURY_TRACE_READLINE_H
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#include <stdio.h> // for FILE
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// Print the prompt to the `out' file, read a line from the `in' file,
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// possibly using GNU readline for command-line editing, and return it
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// in a MR_malloc'd buffer holding the line (without the final newline).
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// If EOF occurs on a nonempty line, treat the EOF as a newline; if EOF
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// occurs on an empty line, return NULL.
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extern char *MR_trace_readline(const char *prompt, FILE *in, FILE *out);
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// Read a line from a file, and return a pointer to a MR_malloc'd buffer
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// holding the line (without the final newline). If EOF occurs on a
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// nonempty line, treat the EOF as a newline; if EOF occurs on an empty
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// line, return NULL. Don't use GNU readline.
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extern char *MR_trace_readline_raw(FILE *in);
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// Read a line from an mdb script.
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// Occurences of the strings "$1" to
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// "$9" are replaced with the corresponding values in the args array.
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// If there is no value in the args array, then the "$n" string is replaced
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// by the empty string.
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// Lines beginning with '#' and empty lines are ignored.
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// Return a pointer to a MR_malloc'd buffer holding the new string (without
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// the final newline). If EOF occurs on a nonempty line, treat the EOF as a
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// newline; if EOF occurs on an empty line, return NULL.
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// Don't use GNU readline.
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extern char *MR_trace_readline_from_script(FILE *fp, char **args,
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int num_args);
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#endif // MERCURY_TRACE_READLINE_H
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