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cleanup

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rsc 2007-08-22 05:57:39 +00:00
parent 6bf2e5c898
commit 3dcf889c1b
1 changed files with 12 additions and 14 deletions
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26
ls.c
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@ -3,10 +3,6 @@
#include "user.h"
#include "fs.h"
char buf[512];
struct stat st;
struct dirent dirent;
void
pname(char *n)
{
@ -22,10 +18,11 @@ pname(char *n)
int
main(int argc, char *argv[])
{
char buf[512], *p;
int fd;
uint off;
uint sz;
char *p;
uint off, sz;
struct dirent de;
struct stat st;
if(argc > 2){
puts("Usage: ls [dir]\n");
@ -58,12 +55,12 @@ main(int argc, char *argv[])
break;
case T_DIR:
sz = st.size;
for(off = 0; off < sz; off += sizeof(struct dirent)) {
if(read(fd, &dirent, sizeof dirent) != sizeof dirent) {
for(off = 0; off < sz; off += sizeof(de)) {
if(read(fd, &de, sizeof(de)) != sizeof(de)) {
printf(1, "ls: read error\n");
break;
}
if(dirent.inum != 0) {
if(de.inum != 0) {
p = buf;
if(argc == 2) {
strcpy(p, argv[1]);
@ -71,13 +68,14 @@ main(int argc, char *argv[])
if(*(p-1) != '/')
*p++ = '/';
}
strcpy(p, dirent.name);
memmove(p, de.name, DIRSIZ);
p[DIRSIZ] = 0;
if(stat(buf, &st) < 0) {
printf(1, "stat: failed %s\n", dirent.name);
printf(1, "stat: failed %s\n", de.name);
continue;
}
pname(dirent.name);
printf(1, "%d %d %d\n", st.type, dirent.inum, st.size);
pname(de.name);
printf(1, "%d %d %d\n", st.type, de.inum, st.size);
}
}
break;