add fifo/lifo

examples/CMakeLists.txt

@@ -8,3 +8,4 @@ link_libraries(usefull_macros)
 # exe list
 add_executable(helloworld helloworld.c)
 add_executable(options options.c cmdlnopts.c)
+add_executable(fifo fifo.c)

examples/cmdlnopts.c

@@ -32,15 +32,15 @@
 int help;
 glob_pars  G;
 
-#define DEFAULT_COMDEV  "/dev/ttyUSB0"
 // default PID filename:
 #define DEFAULT_PIDFILE "/tmp/testcmdlnopts.pid"
 
 //            DEFAULTS
 // default global parameters
 glob_pars const Gdefault = {
-    .device = DEFAULT_COMDEV,
+    .device = NULL,
     .pidfile = DEFAULT_PIDFILE,
+    .speed = 9600,
     .logfile = NULL // don't save logs
 };
 
@@ -51,7 +51,8 @@ glob_pars const Gdefault = {
 myoption cmdlnopts[] = {
 // common options
     {"help",    NO_ARGS,    NULL,   'h',    arg_int,    APTR(&help),        _("show this help")},
-    {"device",  NEED_ARG,   NULL,   'd',    arg_string, APTR(&G.device),    _("serial device name (default: " DEFAULT_COMDEV ")")},
+    {"device",  NEED_ARG,   NULL,   'd',    arg_string, APTR(&G.device),    _("serial device name")},
+    {"speed",   NEED_ARG,   NULL,   's',    arg_int,    APTR(&G.speed),     _("serial device speed (default: 9600)")},
     {"logfile", NEED_ARG,   NULL,   'l',    arg_string, APTR(&G.logfile),   _("file to save logs")},
     {"pidfile", NEED_ARG,   NULL,   'P',    arg_string, APTR(&G.pidfile),   _("pidfile (default: " DEFAULT_PIDFILE ")")},
    end_option

examples/cmdlnopts.h

@@ -30,6 +30,7 @@ typedef struct{
     char *device;           // serial device name
     char *pidfile;          // name of PID file
     char *logfile;          // logging to this file
+    int speed;              // connection speed
     int rest_pars_num;      // number of rest parameters
     char** rest_pars;       // the rest parameters: array of char*
 } glob_pars;

examples/fifo.c

@@ -0,0 +1,57 @@
+/*
+ * This file is part of the usefull_macros project.
+ * Copyright 2018 Edward V. Emelianov <edward.emelianoff@gmail.com>, <eddy@sao.ru>.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <usefull_macros.h>
+#include <stdio.h>
+
+int main(int argc, char *argv[argc]) {
+    List *f = NULL;
+    printf("Available memory: %luMB\n", get_available_mem()/1024/1024);
+    //initial_setup(); - there's no need for this function if you don't use locale & don't want to have
+    // specific output in non-tty
+    if(argc == 1){
+        green("Usage:\n\t%s args - fill fifo with arguments\n", __progname);
+        return 1;
+    }
+    red("\n\nLIFO example\n");
+    for(int i = 1; i < argc; ++i){
+        if(!list_push(&f, argv[i])) ERR("Allocation error!");
+        green("push to list ");
+        printf("%s\n", argv[i]);
+    }
+    char *d;
+    printf("\n");
+    while(f){
+        d = list_pop(&f);
+        green("pull: ");
+        printf("%s\n", d);
+    }
+    red("\n\nFIFO example\n");
+    for(int i = 1; i < argc; ++i){
+        if(!list_push_tail(&f, argv[i])) ERR("Allocation error!");
+        green("push to list ");
+        printf("%s\n", argv[i]);
+    }
+    printf("\n");
+    while(f){
+        d = list_pop(&f);
+        green("pull: ");
+        printf("%s\n", d);
+        // after last usage we should FREE data, but here it is parameter of main()
+    }
+    return 0;
+}

examples/options.c

@@ -16,12 +16,12 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <usefull_macros.h>
 #include <signal.h>         // signal
 #include <stdlib.h>         // exit, free
 #include <stdio.h>          // printf
 #include <string.h>         // strdup
 #include <unistd.h>         // sleep
+#include <usefull_macros.h>
 #include "cmdlnopts.h"
 
 /**
@@ -34,15 +34,22 @@
  * The `cmdlnopts.[hc]` are intrinsic files of this demo.
  */
 
+TTY_descr *dev = NULL; // shoul be global to restore if die
+glob_pars *GP = NULL;  // for GP->pidfile need in `signals`
+
 /**
  * We REDEFINE the default WEAK function of signal processing
  */
 void signals(int sig){
-    signal(sig, SIG_IGN);
+    if(sig){
-    restore_console();
+        signal(sig, SIG_IGN);
-    restore_tty();
+        DBG("Get signal %d, quit.\n", sig);
-    DBG("Get signal %d, quit.\n", sig);
+    }
     putlog("Exit with status %d", sig);
+    if(GP->pidfile) // remove unnesessary PID file
+        unlink(GP->pidfile);
+    restore_console();
+    close_tty(&dev);
     exit(sig);
 }
 
@@ -53,7 +60,7 @@ void iffound_default(pid_t pid){
 int main(int argc, char *argv[]){
     initial_setup();
     char *self = strdup(argv[0]);
-    glob_pars *GP = parse_args(argc, argv);
+    GP = parse_args(argc, argv);
     if(GP->rest_pars_num){
         printf("%d extra options:\n", GP->rest_pars_num);
         for(int i = 0; i < GP->rest_pars_num; ++i)
@@ -69,13 +76,32 @@ int main(int argc, char *argv[]){
     if(GP->logfile) openlogfile(GP->logfile);
     setup_con();
     putlog(("Start application..."));
-    ; // main stuff goes here
+    if(GP->rest_pars_num){
-    green("Now I will sleep for 10 seconds. Do whatever you want.\n");
+        for(int i = 0; i < GP->rest_pars_num; ++i)
-    sleep(10);
+            printf("Extra argument: %s\n", GP->rest_pars[i]);
-    ; // clean everything
+    }
-    if(GP->pidfile) // remove unnesessary PID file
+    if(GP->device){
-        unlink(GP->pidfile);
+        putlog("Try to open serial %s", GP->device);
-    restore_console();
+        dev = tty_open(GP->device, GP->speed, 256);
-    restore_tty();
+        if(!dev){
+            putlog("Can't open %s with speed %d. Exit.", GP->device, GP->speed);
+            signals(0);
+        }
+    }
+    // main stuff goes here
+    long seed = throw_random_seed();
+    green("Now I will sleep for 10 seconds. Do whatever you want. Random seed: %ld\n", seed);
+    double t0 = dtime();
+    while(dtime() - t0 < 10.){ // read data from port and print in into terminal
+        if(dev){
+            if(read_tty(dev)){
+                printf("Data from port: %s\n", dev->buf);
+            }
+            char ch = read_console();
+            if(ch) write_tty(dev->comfd, &ch, 1);
+        }
+    }
+    // clean everything
+    signals(0);
     return 0;
 }

fifo_lifo.c

@@ -0,0 +1,81 @@
+/*
+ * fifo_lifo.c - simple FIFO/LIFO
+ *
+ * Copyright 2013 Edward V. Emelianoff <eddy@sao.ru>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+
+#include "usefull_macros.h"
+
+/**
+ * @brief list_push_tail - push data into the tail of a stack (like FIFO)
+ * @param lst (io) - list
+ * @param v (i)    - data to push
+ * @return pointer to just pused node or NULL in case of error
+ */
+List *list_push_tail(List **lst, void *v){
+	List *node;
+	if(!lst) return NULL;
+	if((node = MALLOC(List, 1)) == NULL)
+		return NULL; // allocation error
+	node->data = v; // insert data
+	if(!*lst){
+		*lst = node;
+    }else{
+        (*lst)->last->next = node;
+    }
+	(*lst)->last = node;
+	return node;
+}
+
+/**
+ * @brief list_push - push data into the head of a stack (like LIFO)
+ * @param lst (io) - list
+ * @param v (i)    - data to push
+ * @return pointer to just pused node
+ */
+List *list_push(List **lst, void *v){
+	List *node;
+	if(!lst) return NULL;
+	if((node = MALLOC(List, 1)) == NULL)
+		return NULL; // allocation error
+	node->data = v; // insert data
+	if(!*lst){
+		*lst = node;
+		(*lst)->last = node;
+		return node;
+	}
+	node->next = *lst;
+	node->last = (*lst)->last;
+	*lst = node;
+	return node;
+}
+
+/**
+ * @brief list_pop - get data from head of list. Don't forget to FREE list data after `pop`
+ * @param lst (io) - list
+ * @return data from lst head
+ */
+void *list_pop(List **lst){
+	void *ret;
+	List *node = *lst;
+	if(!lst || !*lst) return NULL;
+	ret = (*lst)->data;
+	*lst = (*lst)->next;
+	FREE(node);
+	return ret;
+}

locale/ru/messages.po

@@ -0,0 +1,155 @@
+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2018-12-09 01:49+0300\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language-Team: LANGUAGE <LL@li.org>\n"
+"Language: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=koi8-r\n"
+"Content-Transfer-Encoding: 8bit\n"
+
+#. / \nïÂÎÁÒÕÖÅÎ ÏÄÎÏÉÍÅÎÎÙÊ ÐÒÏÃÅÓÓ (pid=%d), ×ÙÈÏÄ.\n
+#: /Big/Data/C_sources/snippets_library/daemon.c:70
+#, c-format
+msgid ""
+"\n"
+"Found running process (pid=%d), exit.\n"
+msgstr ""
+
+#. / îÅ ÍÏÇÕ ÏÔËÒÙÔØ PID ÆÁÊÌ
+#: /Big/Data/C_sources/snippets_library/daemon.c:143
+msgid "Can't open PID file"
+msgstr ""
+
+#. amount of pcount and/or scount wrong
+#. / îÅÐÒÁ×ÉÌØÎÙÊ ÆÏÒÍÁÔ ÓÔÒÏËÉ ÐÏÍÏÝÉ
+#: /Big/Data/C_sources/snippets_library/parseargs.c:54
+msgid "Wrong helpstring!"
+msgstr ""
+
+#. / ãÅÌÏÅ ×ÎÅ ÄÏÐÕÓÔÉÍÏÇÏ ÄÉÁÐÁÚÏÎÁ
+#: /Big/Data/C_sources/snippets_library/parseargs.c:84
+msgid "Integer out of range"
+msgstr ""
+
+#. / îÅÐÒÁ×ÉÌØÎÙÊ ÐÁÒÁÍÅÔÒ: %s
+#: /Big/Data/C_sources/snippets_library/parseargs.c:478
+#, c-format
+msgid "Wrong parameter: %s"
+msgstr ""
+
+#. / %s: ÎÅÏÂÈÏÄÉÍ ÁÒÇÕÍÅÎÔ!
+#: /Big/Data/C_sources/snippets_library/parseargs.c:483
+#, c-format
+msgid "%s: argument needed!"
+msgstr ""
+
+#. / îÅÐÒÁ×ÉÌØÎÙÊ ÁÒÇÕÍÅÎÔ \"%s\" ÐÁÒÁÍÅÔÒÁ \"%s\"
+#: /Big/Data/C_sources/snippets_library/parseargs.c:488
+#, c-format
+msgid "Wrong argument \"%s\" of parameter \"%s\""
+msgstr ""
+
+#: /Big/Data/C_sources/snippets_library/term.c:92
+#, c-format
+msgid "Wrong speed value: %d!"
+msgstr ""
+
+#. / îÅ ÍÏÇÕ ÉÓÐÏÌØÚÏ×ÁÔØ ÐÏÒÔ %s
+#: /Big/Data/C_sources/snippets_library/term.c:105
+#, c-format
+msgid "Can't use port %s"
+msgstr ""
+
+#. Get settings
+#. / îÅ ÍÏÇÕ ÐÏÌÕÞÉÔØ ÄÅÊÓÔ×ÕÀÝÉÅ ÎÁÓÔÒÏÊËÉ ÐÏÒÔÁ
+#: /Big/Data/C_sources/snippets_library/term.c:111
+msgid "Can't get old TTY settings"
+msgstr ""
+
+#. / îÅ ÍÏÇÕ ÓÍÅÎÉÔØ ÎÁÓÔÒÏÊËÉ ÐÏÒÔÁ
+#: /Big/Data/C_sources/snippets_library/term.c:123
+msgid "Can't apply new TTY settings"
+msgstr ""
+
+#. / îÅ ÍÏÇÕ ÓÄÅÌÁÔØ ÐÏÒÔ ÜËÓËÌÀÚÉ×ÎÙÍ
+#: /Big/Data/C_sources/snippets_library/term.c:129
+msgid "Can't do exclusive open"
+msgstr ""
+
+#. / ïÔÓÕÔÓÔ×ÕÅÔ ÉÍÑ ÐÏÒÔÁ
+#: /Big/Data/C_sources/snippets_library/term.c:168
+msgid "Port name is missing"
+msgstr ""
+
+#. / îÅ ÍÏÇÕ ÏÔËÒÙÔØ /dev/random
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:184
+msgid "Can't open /dev/random"
+msgstr ""
+
+#. / îÅ ÍÏÇÕ ÐÒÏÞÅÓÔØ /dev/random
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:189
+msgid "Can't read /dev/random"
+msgstr ""
+
+#. / îÅ ÚÁÄÁÎÏ ÉÍÑ ÆÁÊÌÁ!
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:232
+msgid "No filename given!"
+msgstr ""
+
+#. / îÅ ÍÏÇÕ ÏÔËÒÙÔØ %s ÄÌÑ ÞÔÅÎÉÑ
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:237
+#, c-format
+msgid "Can't open %s for reading"
+msgstr ""
+
+#. / îÅ ÍÏÇÕ ×ÙÐÏÌÎÉÔØ stat %s
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:242
+#, c-format
+msgid "Can't stat %s"
+msgstr ""
+
+#. / ïÛÉÂËÁ mmap
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:249
+msgid "Mmap error for input"
+msgstr ""
+
+#. / îÅ ÍÏÇÕ ÚÁËÒÙÔØ mmap'ÎÕÔÙÊ ÆÁÊÌ
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:254
+msgid "Can't close mmap'ed file"
+msgstr ""
+
+#. / îÅ ÍÏÇÕ munmap
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:268
+msgid "Can't munmap"
+msgstr ""
+
+#. / îÅ ÍÏÇÕ ÎÁÓÔÒÏÉÔØ ËÏÎÓÏÌØ
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:299
+msgid "Can't setup console"
+msgstr ""
+
+#. / îÅ ÚÁÄÁÎÏ ÉÍÑ ÌÏÇÆÁÊÌÁ
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:374
+msgid "Need filename for log file"
+msgstr ""
+
+#. / ðÒÏÂÕÀ ÏÔËÒÙÔØ ÌÏÇÆÁÊÌ %s × ÒÅÖÉÍÅ ÄÏÐÏÌÎÅÎÉÑ\n
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:378
+#, c-format
+msgid "Try to open log file %s in append mode\n"
+msgstr ""
+
+#. / îÅ ÍÏÇÕ ÏÔËÒÙÔØ ÌÏÇÆÁÊÌ
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:382
+msgid "Can't open log file"
+msgstr ""

locale/ru/ru.po

@@ -7,7 +7,7 @@
 msgid   ""
 msgstr  "Project-Id-Version: PACKAGE VERSION\n"
         "Report-Msgid-Bugs-To: \n"
-        "POT-Creation-Date: 2018-12-07 02:52+0300\n"
+        "POT-Creation-Date: 2018-12-09 01:49+0300\n"
         "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
         "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
         "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -30,87 +30,104 @@ msgstr  "\n"
 msgid   "%s: argument needed!"
 msgstr  "%s: необходим аргумент!"
 
+#. / îÅ ÍÏÇÕ ÓÍÅÎÉÔØ ÎÁÓÔÒÏÊËÉ ÐÏÒÔÁ
+#: /Big/Data/C_sources/snippets_library/term.c:123
+#, fuzzy
+msgid   "Can't apply new TTY settings"
+msgstr  "îÅ ÍÏÇÕ ÕÓÔÁÎÏ×ÉÔØ ÎÁÓÔÒÏÊËÉ"
+
 #. / Не могу закрыть mmap'нутый файл
-#: /Big/Data/C_sources/snippets_library/usefull_macros.c:218
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:254
 msgid   "Can't close mmap'ed file"
 msgstr  "Не могу закрыть mmap'нутый файл"
 
-#. / îÅ ÍÏÇÕ ÐÅÒÅ×ÅÓÔÉ ÐÏÒÔ × ÜËÓËÌÀÚÉ×ÎÙÊ ÒÅÖÉÍ
+#. / îÅ ÍÏÇÕ ÓÄÅÌÁÔØ ÐÏÒÔ ÜËÓËÌÀÚÉ×ÎÙÍ
-#: /Big/Data/C_sources/snippets_library/usefull_macros.c:352
+#: /Big/Data/C_sources/snippets_library/term.c:129
 msgid   "Can't do exclusive open"
 msgstr  "Не могу перевести порт в эксклюзивный режим"
 
 #. Get settings
-#. / îÅ ÍÏÇÕ ÐÏÌÕÞÉÔØ ÎÁÓÔÒÏÊËÉ ÐÏÒÔÁ
+#. / îÅ ÍÏÇÕ ÐÏÌÕÞÉÔØ ÄÅÊÓÔ×ÕÀÝÉÅ ÎÁÓÔÒÏÊËÉ ÐÏÒÔÁ
-#: /Big/Data/C_sources/snippets_library/usefull_macros.c:345
+#: /Big/Data/C_sources/snippets_library/term.c:111
-msgid   "Can't get port settings"
+#, fuzzy
+msgid   "Can't get old TTY settings"
 msgstr  "Не могу получить настройки порта"
 
 #. / Не могу munmap
-#: /Big/Data/C_sources/snippets_library/usefull_macros.c:232
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:268
 msgid   "Can't munmap"
 msgstr  "Не могу munmap"
 
 #. / Не могу открыть %s для чтения
-#: /Big/Data/C_sources/snippets_library/usefull_macros.c:201
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:237
 #, c-format
 msgid   "Can't open %s for reading"
 msgstr  "Не могу открыть %s для чтения"
 
+#. / îÅ ÍÏÇÕ ÏÔËÒÙÔØ /dev/random
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:184
+msgid   "Can't open /dev/random"
+msgstr  ""
+
 #. / Не могу открыть PID файл
 #: /Big/Data/C_sources/snippets_library/daemon.c:143
 msgid   "Can't open PID file"
 msgstr  "Не могу открыть PID файл"
 
 #. / Не могу открыть логфайл
-#: /Big/Data/C_sources/snippets_library/usefull_macros.c:462
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:382
 msgid   "Can't open log file"
 msgstr  "Не могу открыть логфайл"
 
-#. / îÅ ÍÏÇÕ ÏÔËÒÙÔØ ÐÏÒÔ %s
+#. / îÅ ÍÏÇÕ ÐÒÏÞÅÓÔØ /dev/random
-#: /Big/Data/C_sources/snippets_library/usefull_macros.c:340
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:189
-#, c-format
+msgid   "Can't read /dev/random"
-msgid   "Can't open port %s"
+msgstr  ""
-msgstr  "îÅ ÍÏÇÕ ÏÔËÒÙÔØ ÐÏÒÔ %s"
-
-#. / îÅ ÍÏÇÕ ÕÓÔÁÎÏ×ÉÔØ ÎÁÓÔÒÏÊËÉ
-#: /Big/Data/C_sources/snippets_library/usefull_macros.c:365
-msgid   "Can't set settings"
-msgstr  "îÅ ÍÏÇÕ ÕÓÔÁÎÏ×ÉÔØ ÎÁÓÔÒÏÊËÉ"
 
 #. / Не могу настроить консоль
-#: /Big/Data/C_sources/snippets_library/usefull_macros.c:263
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:299
 msgid   "Can't setup console"
 msgstr  "Не могу настроить консоль"
 
 #. / Не могу выполнить stat %s
-#: /Big/Data/C_sources/snippets_library/usefull_macros.c:206
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:242
 #, c-format
 msgid   "Can't stat %s"
 msgstr  "Не могу выполнить stat %s"
 
+#. / îÅ ÍÏÇÕ ÉÓÐÏÌØÚÏ×ÁÔØ ÐÏÒÔ %s
+#: /Big/Data/C_sources/snippets_library/term.c:105
+#, fuzzy, c-format
+msgid   "Can't use port %s"
+msgstr  "îÅ ÍÏÇÕ ÏÔËÒÙÔØ ÐÏÒÔ %s"
+
 #. / Целое вне допустимого диапазона
 #: /Big/Data/C_sources/snippets_library/parseargs.c:84
 msgid   "Integer out of range"
 msgstr  "Целое вне допустимого диапазона"
 
 #. / Ошибка mmap
-#: /Big/Data/C_sources/snippets_library/usefull_macros.c:213
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:249
 msgid   "Mmap error for input"
 msgstr  "Ошибка mmap"
 
 #. / Не задано имя логфайла
-#: /Big/Data/C_sources/snippets_library/usefull_macros.c:454
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:374
 msgid   "Need filename for log file"
 msgstr  "Не задано имя логфайла"
 
 #. / Не задано имя файла!
-#: /Big/Data/C_sources/snippets_library/usefull_macros.c:196
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:232
 msgid   "No filename given!"
 msgstr  "Не задано имя файла!"
 
+#. / ïÔÓÕÔÓÔ×ÕÅÔ ÉÍÑ ÐÏÒÔÁ
+#: /Big/Data/C_sources/snippets_library/term.c:168
+msgid   "Port name is missing"
+msgstr  ""
+
 #. / Пробую открыть логфайл %s в режиме дополнения\n
-#: /Big/Data/C_sources/snippets_library/usefull_macros.c:458
+#: /Big/Data/C_sources/snippets_library/usefull_macros.c:378
 #, c-format
 msgid   "Try to open log file %s in append mode\n"
 msgstr  "Пробую открыть логфайл %s в режиме дополнения\n"
@@ -132,3 +149,8 @@ msgstr  "
 #, c-format
 msgid   "Wrong parameter: %s"
 msgstr  "Неправильный параметр: %s"
+
+#: /Big/Data/C_sources/snippets_library/term.c:92
+#, c-format
+msgid   "Wrong speed value: %d!"
+msgstr  ""

term.c

@@ -0,0 +1,232 @@
+/*
+ * client.c - simple terminal client
+ *
+ * Copyright 2013 Edward V. Emelianoff <eddy@sao.ru>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+#include <unistd.h>         // tcsetattr, close, read, write
+#include <sys/ioctl.h>      // ioctl
+#include <stdio.h>          // printf, getchar, fopen, perror
+#include <stdlib.h>         // exit, realloc
+#include <sys/stat.h>       // read
+#include <fcntl.h>          // read
+#include <signal.h>         // signal
+#include <time.h>           // time
+#include <string.h>         // memcpy
+#include <stdint.h>         // int types
+#include <sys/time.h>       // gettimeofday
+#include <unistd.h>         // usleep
+#include "usefull_macros.h"
+
+#define LOGBUFSZ (1024)
+
+typedef struct {
+    int speed;  // communication speed in bauds/s
+    int bspeed; // baudrate from termios.h
+} spdtbl;
+
+static int tty_init(TTY_descr *descr);
+
+static spdtbl speeds[] = {
+    {50, B50},
+    {75, B75},
+    {110, B110},
+    {134, B134},
+    {150, B150},
+    {200, B200},
+    {300, B300},
+    {600, B600},
+    {1200, B1200},
+    {1800, B1800},
+    {2400, B2400},
+    {4800, B4800},
+    {9600, B9600},
+    {19200, B19200},
+    {38400, B38400},
+    {57600, B57600},
+    {115200, B115200},
+    {230400, B230400},
+    {460800, B460800},
+    {500000, B500000},
+    {576000, B576000},
+    {921600, B921600},
+    {1000000, B1000000},
+    {1152000, B1152000},
+    {1500000, B1500000},
+    {2000000, B2000000},
+    {2500000, B2500000},
+    {3000000, B3000000},
+    {3500000, B3500000},
+    {4000000, B4000000},
+    {0,0}
+};
+
+/**
+ * @brief conv_spd - test if `speed` is in .speed of `speeds` array
+ * @param speed - integer speed (bps)
+ * @return 0 if error, Bxxx if all OK
+ */
+int conv_spd(int speed){
+    spdtbl *spd = speeds;
+    int curspeed = 0;
+    do{
+        curspeed = spd->speed;
+        if(curspeed == speed)
+            return spd->bspeed;
+        ++spd;
+    }while(curspeed);
+    WARNX(_("Wrong speed value: %d!"), speed);
+    return 0;
+}
+
+/**
+ * @brief tty_init - open & setup terminal
+ * @param descr (io) - port descriptor
+ * @return 0 if all OK or error code
+ */
+static int tty_init(TTY_descr *descr){
+    DBG("\nOpen port...");
+    if ((descr->comfd = open(descr->portname, O_RDWR|O_NOCTTY|O_NONBLOCK)) < 0){
+        /// îÅ ÍÏÇÕ ÉÓÐÏÌØÚÏ×ÁÔØ ÐÏÒÔ %s
+        WARN(_("Can't use port %s"), descr->portname);
+        return globErr ? globErr : 1;
+    }
+    DBG("OK\nGet current settings...");
+    if(ioctl(descr->comfd, TCGETA, &descr->oldtty) < 0){ // Get settings
+        /// îÅ ÍÏÇÕ ÐÏÌÕÞÉÔØ ÄÅÊÓÔ×ÕÀÝÉÅ ÎÁÓÔÒÏÊËÉ ÐÏÒÔÁ
+        WARN(_("Can't get old TTY settings"));
+        return globErr ? globErr : 1;
+    }
+    descr->tty = descr->oldtty;
+    struct termios  *tty = &descr->tty;
+    tty->c_lflag     = 0; // ~(ICANON | ECHO | ECHOE | ISIG)
+    tty->c_oflag     = 0;
+    tty->c_cflag     = descr->baudrate|CS8|CREAD|CLOCAL; // 9.6k, 8N1, RW, ignore line ctrl
+    tty->c_cc[VMIN]  = 0;  // non-canonical mode
+    tty->c_cc[VTIME] = 5;
+    if(ioctl(descr->comfd, TCSETA, &descr->tty) < 0){
+        /// îÅ ÍÏÇÕ ÓÍÅÎÉÔØ ÎÁÓÔÒÏÊËÉ ÐÏÒÔÁ
+        WARN(_("Can't apply new TTY settings"));
+        return globErr ? globErr : 1;
+    }
+    // make exclusive open
+    if(ioctl(descr->comfd, TIOCEXCL)){
+        /// îÅ ÍÏÇÕ ÓÄÅÌÁÔØ ÐÏÒÔ ÜËÓËÌÀÚÉ×ÎÙÍ
+        WARN(_("Can't do exclusive open"));
+    }
+    DBG("OK");
+    return 0;
+}
+
+/**
+ * @brief restore_tty - restore opened TTY to previous state and close it
+ */
+void close_tty(TTY_descr **descr){
+    if(descr == NULL || *descr == NULL) return;
+    TTY_descr *d = *descr;
+    FREE(d->portname);
+    FREE(d->buf);
+    if(d->comfd){
+        DBG("close file..");
+        ioctl(d->comfd, TCSANOW, &d->oldtty); // return TTY to previous state
+        close(d->comfd);
+    }
+    FREE(*descr);
+    DBG("done!\n");
+}
+
+/**
+ * @brief tty_open  - init & open tty device
+ * @param port      - TTY device filename
+ * @param speed     - speed (number)
+ * @param bufsz     - size of buffer for input data (or 0 if opened only to write)
+ * @return pointer to TTY structure if all OK
+ */
+TTY_descr *tty_open(char *port, int speed, size_t bufsz){
+    int spd = conv_spd(speed);
+    if(!spd) return NULL;
+    DBG("open %s with speed %d)", port, speed);
+    TTY_descr *descr = MALLOC(TTY_descr, 1);
+    descr->portname = strdup(port);
+    descr->baudrate = spd;
+    if(!descr->portname){
+        /// ïÔÓÕÔÓÔ×ÕÅÔ ÉÍÑ ÐÏÒÔÁ
+        WARNX(_("Port name is missing"));
+    }else if(!tty_init(descr)){
+        if(bufsz){
+            descr->buf = MALLOC(char, bufsz+1);
+            descr->bufsz = bufsz;
+            DBG("allocate buffer with size %zd", bufsz);
+        }
+        return descr;
+    }
+    FREE(descr->portname);
+    FREE(descr);
+    return NULL;
+}
+
+
+/**
+ * @brief read_tty - read data from TTY with 10ms timeout
+ * @param buff (o) - buffer for data read
+ * @param length   - buffer len
+ * @return amount of bytes read
+ */
+size_t read_tty(TTY_descr *d){
+    if(d->comfd < 0) return 0;
+    ssize_t L = 0, l;
+    size_t length = d->bufsz;
+    char *ptr = d->buf;
+    fd_set rfds;
+    struct timeval tv;
+    int retval;
+    do{
+        l = 0;
+        FD_ZERO(&rfds);
+        FD_SET(d->comfd, &rfds);
+        // wait for 10ms
+        tv.tv_sec = 0; tv.tv_usec = 10000;
+        retval = select(d->comfd + 1, &rfds, NULL, NULL, &tv);
+        if (!retval) break;
+        if(FD_ISSET(d->comfd, &rfds)){
+            if((l = read(d->comfd, ptr, length)) < 1){
+                return 0;
+            }
+            ptr += l; L += l;
+            length -= l;
+        }
+    }while(l);
+    d->buflen = L;
+    d->buf[L] = 0;
+    return (size_t)L;
+}
+
+/**
+ * @brief write_tty - write data to serial port
+ * @param buff (i)  - data to write
+ * @param length    - its length
+ * @return 0 if all OK
+ */
+int write_tty(int comfd, const char *buff, size_t length){
+    ssize_t L = write(comfd, buff, length);
+    if((size_t)L != length){
+        /// "ïÛÉÂËÁ ÚÁÐÉÓÉ!"
+        WARN("Write error");
+        return 1;
+    }
+    return 0;
+}

term.h

@@ -0,0 +1,34 @@
+/*
+ * term.h
+ *
+ * Copyright 2016 Edward V. Emelianov <eddy@sao.ru, edward.emelianoff@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+#pragma once
+#ifndef __TERM_H__
+#define __TERM_H__
+
+#include <termios.h>        // tcsetattr, baudrates
+
+void term_quit(int ex_stat);
+int conv_spd(int speed);
+void ttys_open(char **ports, int **speeds, int globspeed);
+
+void set_comlogname(char* nm);
+void set_charmode();
+
+#endif // __TERM_H__

usefull_macros.c

@@ -33,6 +33,7 @@
 #include <time.h>
 #include <sys/types.h>
 #include <linux/limits.h> // PATH_MAX
+#include <math.h>         // floor
 
 #include "usefull_macros.h"
 
@@ -62,11 +63,6 @@ double dtime(){
 \******************************************************************************/
 int globErr = 0; // errno for WARN/ERR
 
-// pointers to coloured output printf
-int (*red)(const char *fmt, ...);
-int (*green)(const char *fmt, ...);
-int (*_WARN)(const char *fmt, ...);
-
 /**
  * @brief r_pr_, g_pr_ - format red / green messages
  * @param fmt ... - printf-like format
@@ -112,6 +108,11 @@ int r_WARN(const char *fmt, ...){
     return i;
 }
 
+// pointers to coloured output printf
+int (*red)(const char *fmt, ...) = r_pr_;
+int (*green)(const char *fmt, ...) = g_pr_;
+int (*_WARN)(const char *fmt, ...) = r_WARN;
+
 static const char stars[] = "****************************************";
 /**
  * @brief s_WARN, r_pr_notty - notty variants of coloured printf
@@ -165,6 +166,49 @@ void initial_setup(){
 #endif
 }
 
+/******************************************************************************\
+ *                                  Different things
+\******************************************************************************/
+
+/**
+* @brief throw_random_seed - Generate a quasy-random number to initialize PRNG
+* @return value for srand48
+*/
+long throw_random_seed(){
+    long r_ini;
+    int fail = 0;
+    int fd = open("/dev/random", O_RDONLY);
+    do{
+        if(-1 == fd){
+            /// îÅ ÍÏÇÕ ÏÔËÒÙÔØ /dev/random
+            WARN(_("Can't open /dev/random"));
+            fail = 1; break;
+        }
+        if(sizeof(long) != read(fd, &r_ini, sizeof(long))){
+            /// îÅ ÍÏÇÕ ÐÒÏÞÅÓÔØ /dev/random
+            WARN(_("Can't read /dev/random"));
+            fail = 1;
+        }
+        close(fd);
+    }while(0);
+    if(fail){
+        double tt = dtime() * 1e6;
+        double mx = (double)LONG_MAX;
+        r_ini = (long)(tt - mx * floor(tt/mx));
+    }
+    return (r_ini);
+}
+
+/**
+ * @brief get_available_mem
+ * @return system available physical memory
+ */
+uint64_t get_available_mem(){
+    return sysconf(_SC_AVPHYS_PAGES) * (uint64_t) sysconf(_SC_PAGE_SIZE);
+}
+
+
+
 /******************************************************************************\
  *                                  Memory
 \******************************************************************************/
@@ -300,122 +344,6 @@ int mygetchar(){
     return ret;
 }
 
-
-/******************************************************************************\
- *                              TTY with select()
- * BE CAREFULL! These functions aren't thread-safe!
- * BE CAREFULL! These functions are for one serial port only!
-\******************************************************************************/
-static struct termios oldtty, tty; // TTY flags
-static int comfd = -1; // TTY fd
-
-/**
- * @brief restore_tty - restore port settings to previous
- */
-void restore_tty(){
-    if(comfd == -1) return;
-    if(oldtty.c_cflag)
-        tcsetattr(comfd, TCSANOW, &oldtty); // return TTY to previous state
-    close(comfd);
-    comfd = -1;
-}
-
-/**
- * @brief tty_init   - init port with 8N1 in non-blocking RW mode
- * @param comdev (i) - port device
- * @param speed      - communication speed
- */
-void tty_init(char *comdev, tcflag_t speed){
-    if(comfd == -1){ // not opened
-        if(!comdev){
-            WARNX("comdev == NULL");
-            signals(11);
-        }
-        DBG("Open port...");
-        do{
-            comfd = open(comdev, O_RDWR|O_NOCTTY|O_NONBLOCK);
-        }while (comfd == -1 && errno == EINTR);
-        if(comfd < 0){
-            /// îÅ ÍÏÇÕ ÏÔËÒÙÔØ ÐÏÒÔ %s
-            WARN(_("Can't open port %s"),comdev);
-            signals(2);
-        }
-        if(tcgetattr(comfd, &oldtty)){  // Get settings
-            /// îÅ ÍÏÇÕ ÐÏÌÕÞÉÔØ ÎÁÓÔÒÏÊËÉ ÐÏÒÔÁ
-            WARN(_("Can't get port settings"));
-            oldtty.c_cflag = 0;
-        }
-        DBG("Make exclusive");
-        // make exclusive open
-        if(ioctl(comfd, TIOCEXCL)){
-            /// îÅ ÍÏÇÕ ÐÅÒÅ×ÅÓÔÉ ÐÏÒÔ × ÜËÓËÌÀÚÉ×ÎÙÊ ÒÅÖÉÍ
-            WARN(_("Can't do exclusive open"));
-            close(comfd);
-            signals(2);
-        }
-    }
-    tty = oldtty;
-    tty.c_lflag     = 0; // ~(ICANON | ECHO | ECHOE | ISIG)
-    tty.c_oflag     = 0;
-    tty.c_cflag     = speed|CS8|CREAD|CLOCAL; // 9.6k, 8N1, RW, ignore line ctrl
-    tty.c_cc[VMIN]  = 0;  // non-canonical mode
-    tty.c_cc[VTIME] = 5;
-    if(ioctl(comfd, TCSETA, &tty) < 0){
-        /// îÅ ÍÏÇÕ ÕÓÔÁÎÏ×ÉÔØ ÎÁÓÔÒÏÊËÉ
-        WARN(_("Can't set settings"));
-        signals(0);
-    }
-    DBG("OK");
-}
-
-/**
- * @brief read_tty - read data from TTY with 10ms timeout
- * @param buff (o) - buffer for data read
- * @param length   - buffer len
- * @return amount of bytes read
- */
-size_t read_tty(char *buff, size_t length){
-    if(comfd < 0) return 0;
-    ssize_t L = 0, l;
-    char *ptr = buff;
-    fd_set rfds;
-    struct timeval tv;
-    int retval;
-    do{
-        l = 0;
-        FD_ZERO(&rfds);
-        FD_SET(comfd, &rfds);
-        // wait for 10ms
-        tv.tv_sec = 0; tv.tv_usec = 10000;
-        retval = select(comfd + 1, &rfds, NULL, NULL, &tv);
-        if (!retval) break;
-        if(FD_ISSET(comfd, &rfds)){
-            if((l = read(comfd, ptr, length)) < 1){
-                return 0;
-            }
-            ptr += l; L += l;
-            length -= l;
-        }
-    }while(l);
-    return (size_t)L;
-}
-
-/**
- * @brief write_tty - write data to serial port
- * @param buff (i)  - data to write
- * @param length    - its length
- * @return 0 if all OK
- */
-int write_tty(const char *buff, size_t length){
-    ssize_t L = write(comfd, buff, length);
-    if((size_t)L != length){
-        /// "ïÛÉÂËÁ ÚÁÐÉÓÉ!"
-        WARN("Write error");
-        return 1;
-    }
-    return 0;
-}
-
 /**
  * @brief str2double - safely convert data from string to double
  * @param num (o) - double number read from string
@@ -481,7 +409,10 @@ int putlog(const char *fmt, ...){
         openlogfile(logname);
         if(!Flog) return 0;
     }
-    int i = fprintf(Flog, "\n\t\t%s", ctime(&t_now));
+    //int i = fprintf(Flog, "%s\t\t", ctime(&t_now));
+    char buf[256];
+    strftime(buf, 255, "%Y/%m/%d %H:%M:%S", localtime(&t_now));
+    int i = fprintf(Flog, "%s\t\t", buf);
     va_list ar;
     va_start(ar, fmt);
     i = vfprintf(Flog, fmt, ar);
@@ -490,3 +421,4 @@ int putlog(const char *fmt, ...){
     fflush(Flog);
     return i;
 }
+

usefull_macros.h

@@ -23,10 +23,14 @@
 #ifndef __USEFULL_MACROS_H__
 #define __USEFULL_MACROS_H__
 
-#include <termios.h> // tcflag_t
+#include <stdbool.h>        // bool
-#include <stdbool.h> // bool
+#include <unistd.h>         // pid_t
-#include <unistd.h>  // pid_t
+#include <errno.h>          // errno
-#include <errno.h>   // errno
+#include <termios.h>        // termios
+#include <stdlib.h>         // alloc, free
+// just for different purposes
+#include <limits.h>
+#include <stdint.h>
 
 #if defined GETTEXT
 /*
@@ -111,9 +115,9 @@ void WEAK signals(int sig);
 double dtime();
 
 // functions for color output in tty & no-color in pipes
-int (*red)(const char *fmt, ...);
+extern int (*red)(const char *fmt, ...);
-int (*_WARN)(const char *fmt, ...);
+extern int (*_WARN)(const char *fmt, ...);
-int (*green)(const char *fmt, ...);
+extern int (*green)(const char *fmt, ...);
 // safe allocation
 void * my_alloc(size_t N, size_t S);
 // setup locales & other
@@ -133,11 +137,28 @@ void setup_con();
 int read_console();
 int mygetchar();
 
-// serial port
+long throw_random_seed();
-void restore_tty();
+
-void tty_init(char *comdev, tcflag_t speed);
+uint64_t get_available_mem();
-size_t read_tty(char *buff, size_t length);
+
-int write_tty(const char *buff, size_t length);
+/******************************************************************************\
+                         The original term.h
+\******************************************************************************/
+typedef struct {
+    char *portname;         // device filename (should be freed before structure freeing)
+    int baudrate;           // baudrate (B...)
+    struct termios oldtty;  // TTY flags for previous port settings
+    struct termios tty;     // TTY flags for current settings
+    int comfd;              // TTY file descriptor
+    char *buf;              // buffer for data read
+    int bufsz;              // size of buf
+    int buflen;             // length of data read into buf
+} TTY_descr;
+
+void close_tty(TTY_descr **descr);
+TTY_descr *tty_open(char *comdev, int speed, size_t bufsz);
+size_t read_tty(TTY_descr *descr);
+int write_tty(int comfd, const char *buff, size_t length);
 
 // convert string to double with checking
 int str2double(double *num, const char *str);
@@ -252,3 +273,15 @@ void check4running(char *selfname, char *pidfilename);
 // read name of process by its PID
 char *readPSname(pid_t pid);
 #endif // __USEFULL_MACROS_H__
+
+/******************************************************************************\
+                         The original fifo_lifo.h
+\******************************************************************************/
+typedef struct buff_node{
+    void *data;
+    struct buff_node *next, *last;
+} List;
+
+List *list_push_tail(List **lst, void *v);
+List *list_push(List **lst, void *v);
+void *list_pop(List **lst);