Files
pv/src/include/options.h
T
2023-08-28 21:05:45 +01:00

78 lines
3.4 KiB
C

/*
* Global program option structure and the parsing function prototype.
*
* Copyright 2002-2008, 2010, 2012-2015, 2017, 2021, 2023 Andrew Wood
*
* Distributed under the Artistic License v2.0; see `doc/COPYING'.
*/
#ifndef _OPTIONS_H
#define _OPTIONS_H 1
#ifdef __cplusplus
extern "C" {
#endif
struct opts_s;
typedef struct opts_s *opts_t;
struct opts_s { /* structure describing run-time options */
/*@keep@*/ const char *program_name; /* name the program is running as */
bool do_nothing; /* exit-without-doing-anything flag */
bool progress; /* progress bar flag */
bool timer; /* timer flag */
bool eta; /* ETA flag */
bool fineta; /* absolute ETA flag */
bool rate; /* rate counter flag */
bool average_rate; /* average rate counter flag */
bool bytes; /* bytes transferred flag */
bool bits; /* report transfer size in bits */
bool bufpercent; /* transfer buffer percentage flag */
unsigned int lastwritten; /* show N bytes last written */
bool force; /* force-if-not-terminal flag */
bool cursor; /* whether to use cursor positioning */
bool numeric; /* numeric output only */
bool wait; /* wait for transfer before display */
bool linemode; /* count lines instead of bytes */
bool null_terminated_lines; /* lines are null-terminated */
bool no_display; /* do nothing other than pipe data */
unsigned long long rate_limit; /* rate limit, in bytes per second */
unsigned long long buffer_size;/* buffer size, in bytes (0=default) */
unsigned int remote; /* PID of pv to update settings of */
unsigned long long size; /* total size of data */
bool no_splice; /* flag set if never to use splice */
unsigned int skip_errors; /* skip read errors counter */
bool stop_at_size; /* set if we stop at "size" bytes */
bool sync_after_write; /* set if we sync after every write */
bool direct_io; /* set if O_DIRECT is to be used */
bool discard_input; /* set to write nothing to stdout */
double interval; /* interval between updates */
double delay_start; /* delay before first display */
unsigned int watch_pid; /* process to watch fds of */
int watch_fd; /* fd to watch */
unsigned int average_rate_window; /* time window in seconds for average rate calculations */
unsigned int width; /* screen width */
unsigned int height; /* screen height */
/*@keep@*/ /*@null@*/ char *name; /* display name, if any */
/*@keep@*/ /*@null@*/ char *format; /* output format, if any */
/*@keep@*/ /*@null@*/ char *pidfile; /* PID file, if any */
unsigned int argc; /* number of non-option arguments */
/*@keep@*/ /*@null@*/ const char **argv; /* array of non-option arguments */
unsigned int argv_length; /* allocated array size */
};
/*@-exportlocal@*/
/* splint thinks opts_free is exported but not used - it is used. */
extern /*@null@*/ /*@only@*/ opts_t opts_parse(unsigned int, char **);
extern void opts_free(/*@only@*/ opts_t);
extern bool opts_add_file(opts_t, const char *);
#ifdef __cplusplus
}
#endif
#endif /* _OPTIONS_H */
/* EOF */