This commit is contained in:
Jakub Adamski 2019-01-18 18:20:25 +01:00
parent af2bdfb47a
commit 1bdf0defd2
2 changed files with 52 additions and 0 deletions

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@ -10,6 +10,7 @@
#include <readline/readline.h>
#include <readline/history.h>
#include <fcntl.h>
#include <ctype.h>
const int max = 1000;
@ -188,6 +189,53 @@ void mycp (char **argv){
}
}
void myps (char **argv){
if (fork() == 0){
if (chdir("/proc") != 0){
perror("cant open /proc");
exit(0);
}
else{ /*weszlismy w 1 fork do katalogu proc */
DIR *d;
struct dirent *ent;
int i, p;
if ((d = opendir("/proc")) != NULL){ /*otwieramy proc*/
while ((ent = readdir(d)) != NULL){ /*czytamy zawartosc*/
char *name = ent->d_name;
p=0;
for (i=0; i<strlen(name); i++)
if (!isdigit(name[i])){
p=1;
break;
}
if(p)
continue; /*jesli nie jest liczba to idziemy dalej*/
char *direc;
direc = (char*)malloc((strlen(name) + 10) * sizeof(char));
direc[0] = '\0';
strcat(direc, "./");
strcat(direc, name);
strcat(direc, "/status"); /*tworzenie sciezki*/
if (fork() == 0)
execlp("sed", "sed", "-n", "1p", direc, NULL);
else
wait(NULL);
if (fork() == 0)
execlp("sed", "sed", "-n", "6p", direc, NULL);
else
wait(NULL);
}
}
}
exit(0);
}
else
wait(NULL);
}
int main (){
int spath = 1, i=0;
using_history();
@ -252,6 +300,10 @@ int main (){
mycp(argv);
continue;
}
else if (!strcmp(argv[0], "showps")){
myps(argv);
continue;
}
else if (!strcmp(argv[0], "exit"))
break;
else