123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127 |
- #include "sash.h"
- #include <fcntl.h>
- #include <sys/types.h>
- #include <sys/stat.h>
- #include <dirent.h>
- #include <pwd.h>
- #include <grp.h>
- #include <time.h>
- #include <unistd.h>
- #if 0
- char psbuf[256];
- char name[40];
- int pid, state;
- char statec;
- void
- do_ps(argc, argv)
- char **argv;
- {
- int i;
- int h;
- int max;
- FILE * f;
- DIR * d;
- struct dirent * de;
- int l;
-
- printf(" PID TTY STAT TIME COMMAND\n");
-
-
- d = opendir("/proc");
- if (!d)
- return;
-
- while (de = readdir(d)) {
- for(i=0;i<strlen(de->d_name);i++)
- if (!isdigit(de->d_name[i]))
- goto next;
-
- sprintf(psbuf, "/proc/%s/stat", de->d_name);
- h = open(psbuf, O_RDONLY);
-
- if (h==-1)
- continue;
-
- l = read(h, psbuf, 255);
- if (l<=0) {
- perror("Unable to read status");
- close(h);
- continue;
- }
-
- psbuf[l] = '\0';
- psbuf[255] = '\0';
-
-
- if (sscanf(psbuf,
- "%d %s %c",
- &pid, name, &statec)<3)
- {
- perror("Unable to parse status");
- close(h);
- continue;
- }
-
- state = statec;
-
- close(h);
-
- sprintf(psbuf, "/proc/%s/cmdline", de->d_name);
- h = open(psbuf, O_RDONLY);
-
- if (h == -1) {
- perror("Unable to open cmdline");
- continue;
- }
-
- l = read(h, psbuf, 255);
- if (l < 0) {
- perror("Unable to read cmdline");
- close(h);
- continue;
- }
-
- close(h);
-
- psbuf[255] = psbuf[l] = '\0';
-
- printf("%5d %3s %c --:-- %s\n", pid, "", state, psbuf);
- next:
- }
-
- closedir(d);
- }
- #endif
- void
- do_cat(argc, argv)
- char **argv;
- {
- int fd;
- char *name;
- size_t l;
- char buf[256];
- while (argc-- > 1) {
- if (intflag) {
- return;
- }
- name = *(++argv);
- fd = open(name, O_RDONLY);
- if (fd < 0) {
- perror(name);
- return;
- }
- while ((l = read(fd, buf, sizeof(buf))) > 0) {
- fwrite(buf, 1, l, stdout);
- }
- close(fd);
- }
- }
|