2 * This file is part of ltrace.
3 * Copyright (C) 2011, 2012, 2013 Petr Machata, Red Hat Inc.
4 * Copyright (C) 2009 Juan Cespedes
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation; either version 2 of the
9 * License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
27 void output_line(struct process *proc, const char *fmt, ...);
28 void output_left(enum tof type, struct process *proc,
29 struct library_symbol *libsym);
30 void output_right(enum tof type, struct process *proc,
31 struct library_symbol *libsym,
32 struct timedelta *spent);
34 /* This function is for emitting lists of comma-separated strings.
36 * STREAM is where the output should be eventually sent.
38 * WRITER is the function to do the output. It returns number of
39 * characters written, or a negative value if there were errors (like
40 * what fprintf does). If WRITER returns 0, it means nothing was
41 * written, and separator shouldn't therefore be emitted either.
43 * NEED_DELIMP serves for keeping state between calls. It should
44 * point to a variable that is initialized to 0. DATA is passed
45 * verbatim to the WRITER.
47 * Returns number of characters written to STREAM (including any
48 * separators), or a negative value if there were errors. */
49 int delim_output(FILE *stream, int *need_delimp,
50 int (*writer)(FILE *stream, void *data), void *data);
52 /* If C is positive, add it to *COUNTP. Returns C. */
53 int account_output(int *countp, int c);
55 void report_error(char const *file, unsigned line_no, const char *fmt, ...);
56 void report_warning(char const *file, unsigned line_no, const char *fmt, ...);
57 void report_global_error(const char *fmt, ...);
59 #endif /* _OUTPUT_H_ */