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systemy-op
@ -8,11 +8,11 @@ Indywidualna lista obecności prowadzona jest samodzielnie przez każdego studen
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| ------- | -------- |
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| 1 | |
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| 2 | |
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| 3 | o |
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| 3 | |
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| 4 | |
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| 5 | |
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| 6 | |
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| 7 | o |
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| 7 | |
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| 8 | |
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| 9 | |
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| 10 | |
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@ -1,11 +0,0 @@
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default: all
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microshell.o: microshell.c
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gcc -c microshell.c -o microshell.o
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all: microshell.o
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gcc microshell.o -o microshell
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clean:
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-rm -f microshell.o
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-rm -f microshell
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@ -1,106 +0,0 @@
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <pwd.h>
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#include <string.h>
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#include <wait.h>
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#define space " \n"
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#define max_c 500
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#define BRIGHT 1
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#define RED 31
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#define GREEN 32
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#define YELLOW 33
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#define BLUE 34
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#define PINK 35
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#define CYAN 36
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#define WHITE 37
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int help() {
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printf ("microshell v1.0. © 2018 Krystian Rzepa\n");
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printf("Obslugiwane polecenia:\n\
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help - pomoc\n\
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exit - wyjscie\n\
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cd - zmiana aktualnego katalogu\n\
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pwd - wyswietla aktualny katalog\n\
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obsluga programow z parametrami\n");
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}
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const char *getUserName()
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{
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uid_t uid = geteuid();
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struct passwd *pw = getpwuid(uid);
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return pw->pw_name;
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}
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int main()
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{
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char cwd[1000], hostName[100], *pwd[1000];
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register struct passwd *pw;
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register uid_t uid;
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uid = geteuid ();
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pw = getpwuid (uid);
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char line[max_c], lend[max_c], * commands[max_c], ** command;
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void domyslny_kolor()
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{
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printf("%c[%dm",0x1B,0);
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}
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while (1) {
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gethostname(hostName, 99);
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getcwd(cwd, 999);
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printf("%c[%dm%s",0x1B, YELLOW, pw->pw_name);
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domyslny_kolor();
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printf("@");
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printf("%c[%dm%s ",0x1B, YELLOW, hostName);
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printf("%c[%dm%s",0x1B, CYAN, cwd);
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printf("%c[%dm $ ",0x1B, GREEN);
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domyslny_kolor();
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fflush(stdout);
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if (fgets(line, max_c, stdin )) {
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command = commands;
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*command++ = strtok(line,space);
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while ((*command++ = strtok(NULL,space)));
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if (strcmp(commands[0], "help")==0) help();
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else if (strcmp(commands[0], "exit")==0) {
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if (commands[1]==0) exit(0);
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else exit(atoi(commands[1]));
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}
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else if (strcmp(commands[0], "cd")==0) {
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if (commands[1]==0) printf("Wymagany argument\n");
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int ret;
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ret = chdir(commands[1]);
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strcpy(lend, "pwd");
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}
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else if (strcmp(commands[0], "pwd")==0) printf ("%s\n", cwd);
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else {
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pid_t x;
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x = fork();
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if (x==0) {
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if (commands[1] == 0) execlp(commands[0], commands[0], (char *)NULL);
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else execlp(commands[0], commands[0], commands[1], (char *)NULL);
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printf("Nie ma takiego polecenia. Wpisz help aby wyswietlic dostepne polecenia.\n");
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}
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else waitpid(x, NULL, 0);
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}
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}
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}
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return 0;
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}
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19
punktacja.md
19
punktacja.md
@ -6,15 +6,14 @@ Ten plik uzupełniasz tylko na wyraźne polecenie **prowadzącego zajęcia**.
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| ---: | :-------: | :-------: | :-------: | :-------: |
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| 1 | | | | |
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| 2 | | | | |
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| 3 | 1 | 1 | 1 | 1 |
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| 4 | 1 | 1 | 1 | 1 |
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| 5 | 0 | 1 | 0 | 0 |
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| 6 | 0 | 0 | 1 | 1 |
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| 7 | 1 | 1 | 1 | 1 |
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| 8 | 1 | 1 | 1 | 1 |
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| 9 | 1 | 1 | 1 | 1 |
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| 10 | 1 | 1 | 1 | 1 |
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| 11 | 1 | 1 | 1 | 1 |
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| 3 | | | | |
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| 4 | | | | |
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| 6 | | | | |
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| 7 | | | | |
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| 8 | | | | |
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| 9 | | | | |
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| 10 | | | | |
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| 11 | | | | |
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| 12 | | | | |
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| 13 | | | | |
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| 14 | | | | |
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@ -23,4 +22,4 @@ Ten plik uzupełniasz tylko na wyraźne polecenie **prowadzącego zajęcia**.
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| Temat | Punkty |
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| ---------- | :-------: |
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| Microshell | 6 |
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| Microshell | |
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@ -1,8 +0,0 @@
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Zadanie 1
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cat abc.txt | tr 'abcde' '12345'
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Zadanie 2
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sed s/txt/TXT/g
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Zadanie 3
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kill -KILL 592
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Zadanie 4
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cat /etc/passwd
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@ -1,9 +0,0 @@
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Zadanie 1
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10.100.5.240/16
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Zadanie 2
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scp plik.txt snumer_indexu@lts.wmi.amu.edu.pl
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Zadanie 3
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root
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Zadanie 4
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systemctl restart apache2
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sudo systemctl restart apache2
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@ -1,8 +0,0 @@
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Zadanie 1
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Zadanie 2
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150.254.79.101 afe80::9a90:96ff:fecc:e0a9
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Zadanie 3
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Zadanie 4
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96-97ms
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@ -1,9 +0,0 @@
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Zadanie 1
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signal(ready); 8
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wait(ready); 12, 13
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Zadanie 2
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0, 3, 7, 10
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Zadanie 3
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3
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Zadanie 4
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Trzeba zdeklarowac zmienna int i przed petla for
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@ -1,9 +0,0 @@
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Zadanie 1-2
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wait(nowy); 21
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signal(pusty); 22
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wait(pusty); 15
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signal(nowy); 16
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Zadanie 3
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Taki problem nigdy nie wystąpi, ponieważ zawsze jeden z nich będzie mógł kontynuować
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Zadanie 4
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2
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@ -1,8 +0,0 @@
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Zadanie 1
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zawsze 12
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Zadanie 2
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Nie
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Zadanie 3-4
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3 (values[3]), 7 (if (( index >= 0 || index < 3 )),
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10 (==3), 16 (==3),
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35 (proces_gen( 2 );)
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@ -1,8 +0,0 @@
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Zadanie 1
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i915 (1740800); bluetooth (41)
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Zadanie 2
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2 (libresolv.so.2)
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Zadanie 3
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3
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Zadania 4
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4
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@ -1,8 +0,0 @@
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Zadanie 1
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8
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Zadanie 2
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(1) i (4)
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Zadanie 3
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4
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Zadania 4
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nazwa pliku, który uruchamiamy
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@ -1,8 +0,0 @@
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Zadanie 1
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-----w-rw-
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Zadanie 2
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gdy chcemy odczytać więcej bajtów niż zostało do końca pliku
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Zadanie 3
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pokazuje zawartość bieżącego katalogu
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Zadania 4
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/proc/1234/
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