mirror of
https://github.com/eddyem/snippets_library.git
synced 2026-03-20 00:30:56 +03:00
version 0.2.1
This commit is contained in:
202
usefull_macros.h
202
usefull_macros.h
@@ -20,14 +20,17 @@
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*/
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#pragma once
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#ifndef __USEFULL_MACROS_H__
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#define __USEFULL_MACROS_H__
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#include <stdbool.h> // bool
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#include <unistd.h> // pid_t
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#include <errno.h> // errno
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#ifdef SL_USE_OLD_TTY
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#include <termios.h> // termios
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#else
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#include <asm-generic/termbits.h>
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#endif
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#include <errno.h> // errno
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#include <stdlib.h> // alloc, free
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#include <sys/types.h> // pid_t
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#include <unistd.h> // pid_t
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// just for different purposes
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#include <limits.h>
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#include <stdint.h>
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@@ -103,8 +106,8 @@ void WEAK signals(int sig);
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/*
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* Memory allocation
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*/
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#define ALLOC(type, var, size) type * var = ((type *)my_alloc(size, sizeof(type)))
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#define MALLOC(type, size) ((type *)my_alloc(size, sizeof(type)))
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#define ALLOC(type, var, size) type * var = ((type *)sl_alloc(size, sizeof(type)))
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#define MALLOC(type, size) ((type *)sl_alloc(size, sizeof(type)))
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#define FREE(ptr) do{if(ptr){free(ptr); ptr = NULL;}}while(0)
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#ifndef DBL_EPSILON
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@@ -115,38 +118,48 @@ void WEAK signals(int sig);
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const char *sl_libversion();
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// double value of UNIX time
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double dtime();
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double sl_dtime();
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// functions for color output in tty & no-color in pipes
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extern int (*red)(const char *fmt, ...);
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extern int (*_WARN)(const char *fmt, ...);
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extern int (*green)(const char *fmt, ...);
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// safe allocation
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void * my_alloc(size_t N, size_t S);
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void *sl_alloc(size_t N, size_t S);
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// setup locales & other
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void initial_setup();
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void sl_init();
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// mmap file
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typedef struct{
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char *data;
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size_t len;
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} mmapbuf;
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mmapbuf *My_mmap(char *filename);
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void My_munmap(mmapbuf *b);
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} sl_mmapbuf_t;
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sl_mmapbuf_t *sl_mmap(char *filename);
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void sl_munmap(sl_mmapbuf_t *b);
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// console in non-echo mode
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void restore_console();
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void setup_con();
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int read_console();
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int mygetchar();
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void sl_restore_con();
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void sl_setup_con();
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int sl_read_con();
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int sl_getchar();
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long throw_random_seed();
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long sl_random_seed();
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uint64_t get_available_mem();
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uint64_t sl_mem_avail();
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// omit leading spaces
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char *sl_omitspaces(const char *str);
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// omit trailing spaces
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char *sl_omitspacesr(const char *v);
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// convert string to double with checking
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int sl_str2d(double *num, const char *str);
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int sl_str2ll(long long *num, const char *str);
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/******************************************************************************\
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The original term.h
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\******************************************************************************/
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#ifdef SL_USE_OLD_TTY
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typedef struct {
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char *portname; // device filename (should be freed before structure freeing)
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int speed; // baudrate in human-readable format
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@@ -157,23 +170,31 @@ typedef struct {
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char *buf; // buffer for data read
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size_t bufsz; // size of buf
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size_t buflen; // length of data read into buf
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bool exclusive; // should device be exclusive opened
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} TTY_descr;
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int exclusive; // should device be exclusive opened
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} sl_tty_t;
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void close_tty(TTY_descr **descr);
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TTY_descr *new_tty(char *comdev, int speed, size_t bufsz);
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TTY_descr *tty_open(TTY_descr *d, int exclusive);
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int read_tty(TTY_descr *descr);
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int tty_timeout(double usec);
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int write_tty(int comfd, const char *buff, size_t length);
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tcflag_t conv_spd(int speed);
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tcflag_t sl_tty_convspd(int speed);
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#else
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typedef struct {
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char *portname; // device filename (should be freed before structure freeing)
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int speed; // baudrate in human-readable format
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char *format; // format like 8N1
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struct termios2 oldtty; // TTY flags for previous port settings
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struct termios2 tty; // TTY flags for current settings
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int comfd; // TTY file descriptor
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char *buf; // buffer for data read
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size_t bufsz; // size of buf
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size_t buflen; // length of data read into buf
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int exclusive; // should device be exclusive opened
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} sl_tty_t;
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#endif
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// convert string to double with checking
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int str2double(double *num, const char *str);
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// logging (deprecated)
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void __attribute__ ((deprecated)) openlogfile(char *name);
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int __attribute__ ((deprecated)) putlog(const char *fmt, ...);
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void sl_tty_close(sl_tty_t **descr);
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sl_tty_t *sl_tty_new(char *comdev, int speed, size_t bufsz);
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sl_tty_t *sl_tty_open(sl_tty_t *d, int exclusive);
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int sl_tty_read(sl_tty_t *descr);
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int sl_tty_tmout(double usec);
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int sl_tty_write(int comfd, const char *buff, size_t length);
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/******************************************************************************\
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Logging
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@@ -184,31 +205,32 @@ typedef enum{
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LOGLEVEL_WARN, // only warnings and errors
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LOGLEVEL_MSG, // all without debug
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LOGLEVEL_DBG, // all messages
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LOGLEVEL_ANY // all shit
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} sl_loglevel;
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LOGLEVEL_ANY, // all shit
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LOGLEVEL_AMOUNT // total amount
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} sl_loglevel_e;
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typedef struct{
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char *logpath; // full path to logfile
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sl_loglevel loglevel; // loglevel
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sl_loglevel_e loglevel; // loglevel
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int addprefix; // if !=0 add record type to each line(e.g. [ERR])
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} sl_log;
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} sl_log_t;
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extern sl_log *globlog; // "global" log file
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extern sl_log_t *sl_globlog; // "global" log file
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sl_log *sl_createlog(const char *logpath, sl_loglevel level, int prefix);
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void sl_deletelog(sl_log **log);
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int sl_putlogt(int timest, sl_log *log, sl_loglevel lvl, const char *fmt, ...);
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sl_log_t *sl_createlog(const char *logpath, sl_loglevel_e level, int prefix);
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void sl_deletelog(sl_log_t **log);
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int sl_putlogt(int timest, sl_log_t *log, sl_loglevel_e lvl, const char *fmt, ...);
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// open "global" log
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#define OPENLOG(nm, lvl, prefix) (globlog = sl_createlog(nm, lvl, prefix))
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#define OPENLOG(nm, lvl, prefix) (sl_globlog = sl_createlog(nm, lvl, prefix))
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// shortcuts for different log levels; ..ADD - add message without timestamp
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#define LOGERR(...) do{sl_putlogt(1, globlog, LOGLEVEL_ERR, __VA_ARGS__);}while(0)
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#define LOGERRADD(...) do{sl_putlogt(0, globlog, LOGLEVEL_ERR, __VA_ARGS__);}while(0)
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#define LOGWARN(...) do{sl_putlogt(1, globlog, LOGLEVEL_WARN, __VA_ARGS__);}while(0)
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#define LOGWARNADD(...) do{sl_putlogt(0, globlog, LOGLEVEL_WARN, __VA_ARGS__);}while(0)
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#define LOGMSG(...) do{sl_putlogt(1, globlog, LOGLEVEL_MSG, __VA_ARGS__);}while(0)
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#define LOGMSGADD(...) do{sl_putlogt(0, globlog, LOGLEVEL_MSG, __VA_ARGS__);}while(0)
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#define LOGDBG(...) do{sl_putlogt(1, globlog, LOGLEVEL_DBG, __VA_ARGS__);}while(0)
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#define LOGDBGADD(...) do{sl_putlogt(0, globlog, LOGLEVEL_DBG, __VA_ARGS__);}while(0)
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#define LOGERR(...) do{sl_putlogt(1, sl_globlog, LOGLEVEL_ERR, __VA_ARGS__);}while(0)
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#define LOGERRADD(...) do{sl_putlogt(0, sl_globlog, LOGLEVEL_ERR, __VA_ARGS__);}while(0)
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#define LOGWARN(...) do{sl_putlogt(1, sl_globlog, LOGLEVEL_WARN, __VA_ARGS__);}while(0)
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#define LOGWARNADD(...) do{sl_putlogt(0, sl_globlog, LOGLEVEL_WARN, __VA_ARGS__);}while(0)
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#define LOGMSG(...) do{sl_putlogt(1, sl_globlog, LOGLEVEL_MSG, __VA_ARGS__);}while(0)
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#define LOGMSGADD(...) do{sl_putlogt(0, sl_globlog, LOGLEVEL_MSG, __VA_ARGS__);}while(0)
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#define LOGDBG(...) do{sl_putlogt(1, sl_globlog, LOGLEVEL_DBG, __VA_ARGS__);}while(0)
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#define LOGDBGADD(...) do{sl_putlogt(0, sl_globlog, LOGLEVEL_DBG, __VA_ARGS__);}while(0)
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/******************************************************************************\
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The original parseargs.h
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@@ -217,7 +239,7 @@ int sl_putlogt(int timest, sl_log *log, sl_loglevel lvl, const char *fmt, ...);
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#define APTR(x) ((void*)x)
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// if argptr is a function:
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typedef bool(*argfn)(void *arg);
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typedef int(*sl_argfn_t)(void *arg);
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/**
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* type of getopt's argument
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@@ -238,8 +260,8 @@ typedef enum {
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arg_double, // double
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arg_float, // float
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arg_string, // char *
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arg_function // parse_args will run function `bool (*fn)(char *optarg, int N)`
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} argtype;
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arg_function // parse_args will run function `int (*fn)(char *optarg, int N)`
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} sl_argtype_e;
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/**
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* Structure for getopt_long & help
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@@ -265,30 +287,30 @@ typedef enum{
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NEED_ARG = 1,
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OPT_ARG = 2,
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MULT_PAR
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} hasarg;
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} sl_hasarg_e;
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typedef struct{
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// these are from struct option:
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const char *name; // long option's name
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hasarg has_arg; // 0 - no args, 1 - nesessary arg, 2 - optionally arg, 4 - need arg & key can repeat (args are stored in null-terminated array)
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sl_hasarg_e has_arg; // 0 - no args, 1 - nesessary arg, 2 - optionally arg, 3 - need arg & key can repeat (args are stored in null-terminated array)
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int *flag; // NULL to return val, pointer to int - to set its value of val (function returns 0)
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int val; // short opt name (if flag == NULL) or flag's value
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// and these are mine:
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argtype type; // type of argument
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void *argptr; // pointer to variable to assign optarg value or function `bool (*fn)(char *optarg, int N)`
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sl_argtype_e type; // type of argument
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void *argptr; // pointer to variable to assign optarg value or function `int (*fn)(char *optarg, int N)`
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const char *help; // help string which would be shown in function `showhelp` or NULL
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} myoption;
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} sl_option_t;
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/*
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* Suboptions structure, almost the same like myoption
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* Suboptions structure, almost the same like sl_option_t
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* used in parse_subopts()
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*/
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typedef struct{
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const char *name;
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hasarg has_arg;
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argtype type;
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void *argptr;
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} mysuboption;
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const char *name;
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sl_hasarg_e has_arg;
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sl_argtype_e type;
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void *argptr;
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} sl_suboption_t;
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// last string of array (all zeros)
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#define end_option {0,0,0,0,0,0,0}
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@@ -296,14 +318,14 @@ typedef struct{
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extern const char *__progname;
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void showhelp(int oindex, myoption *options);
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void parseargs(int *argc, char ***argv, myoption *options);
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void sl_showhelp(int oindex, sl_option_t *options);
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void sl_parseargs(int *argc, char ***argv, sl_option_t *options);
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/**
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* @brief change_helpstring - change standard help header
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* @brief sl_helpstring - change standard help header
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* @param str (i) - new format (MAY consist ONE "%s" for progname)
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*/
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void change_helpstring(char *s);
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bool get_suboption(char *str, mysuboption *opt);
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void sl_helpstring(char *s);
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int sl_get_suboption(char *str, sl_suboption_t *opt);
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/******************************************************************************\
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@@ -314,24 +336,44 @@ bool get_suboption(char *str, mysuboption *opt);
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#endif
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// default function to run if another process found
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void WEAK iffound_default(pid_t pid);
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void WEAK sl_iffound_deflt(pid_t pid);
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// check that our process is exclusive
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void check4running(char *selfname, char *pidfilename);
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void sl_check4running(char *selfname, char *pidfilename);
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// read name of process by its PID
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char *readPSname(pid_t pid);
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char *sl_getPSname(pid_t pid);
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/******************************************************************************\
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The original fifo_lifo.h
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\******************************************************************************/
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typedef struct buff_node{
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typedef struct sl_buff_node{
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void *data;
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struct buff_node *next, *last;
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} List;
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struct sl_buff_node *next, *last;
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} sl_list_t;
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List *list_push_tail(List **lst, void *v);
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List *list_push(List **lst, void *v);
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void *list_pop(List **lst);
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sl_list_t *sl_list_push_tail(sl_list_t **lst, void *v);
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sl_list_t *sl_list_push(sl_list_t **lst, void *v);
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void *sl_list_pop(sl_list_t **lst);
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/******************************************************************************\
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The original config.h
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\******************************************************************************/
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// max length of key (including '\0')
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#define SL_KEY_LEN (32)
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// max length of value (including '\0')
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#define SL_VAL_LEN (128)
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#endif // __USEFULL_MACROS_H__
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// starting symbol of any comment
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#define SL_COMMENT_CHAR '#'
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// option or simple configuration value (don't work for functions)
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typedef struct{
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union{
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int ival; long long llval; double dval; float fval;
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};
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sl_argtype_e type;
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} sl_optval;
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int sl_get_keyval(const char *pair, char key[SL_KEY_LEN], char value[SL_VAL_LEN]);
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char *sl_print_opts(sl_option_t *opt, int showall);
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int sl_conf_readopts(const char *filename, sl_option_t *options);
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