Lose df to toybox.

Change-Id: I4c8e6c1071779914969cc7f5a80fe6248b508405

toolbox/Android.mk

@@ -31,7 +31,6 @@ BSD_TOOLS := \
     dd \
 
 OUR_TOOLS := \
-    df \
     getevent \
     iftop \
     ioctl \

toolbox/df.c

@@ -1,85 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-#include <sys/statfs.h>
-
-static int ok = EXIT_SUCCESS;
-
-static void printsize(long long n)
-{
-    char unit = 'K';
-    long long t;
-
-    n *= 10;
-
-    if (n > 1024*1024*10) {
-        n /= 1024;
-        unit = 'M';
-    }
-
-    if (n > 1024*1024*10) {
-        n /= 1024;
-        unit = 'G';
-    }
-
-    t = (n + 512) / 1024;
-    printf("%4lld.%1lld%c", t/10, t%10, unit);
-}
-
-static void df(char *s, int always) {
-    struct statfs st;
-
-    if (statfs(s, &st) < 0) {
-        fprintf(stderr, "%s: %s\n", s, strerror(errno));
-        ok = EXIT_FAILURE;
-    } else {
-        if (st.f_blocks == 0 && !always)
-            return;        
-        printf("%-20s  ", s);
-        printsize((long long)st.f_blocks * (long long)st.f_bsize);
-        printf("  ");
-        printsize((long long)(st.f_blocks - (long long)st.f_bfree) * st.f_bsize);
-        printf("  ");
-        printsize((long long)st.f_bfree * (long long)st.f_bsize);
-        printf("   %d\n", (int) st.f_bsize);
-    }
-}
-
-int df_main(int argc, char *argv[]) {
-    printf("Filesystem               Size     Used     Free   Blksize\n");
-    if (argc == 1) {
-        char s[2000];
-        FILE *f = fopen("/proc/mounts", "r");
-
-        while (fgets(s, 2000, f)) {
-            char *c, *e = s;
-
-            for (c = s; *c; c++) {
-                if (*c == ' ') {
-                    e = c + 1;
-                    break;
-                }
-            }
-
-            for (c = e; *c; c++) {
-                if (*c == ' ') {
-                    *c = '\0';
-                    break;
-                }
-            }
-
-            df(e, 0);
-        }
-
-        fclose(f);
-    } else {
-        int i;
-
-        for (i = 1; i < argc; i++) {
-            df(argv[i], 1);
-        }
-    }
-
-    exit(ok);
-}