Add wget -P support, finishing off bug #1176

[oweals/busybox.git] / df.c

diff --git a/df.c b/df.c
index 485076f90e863fe827f52f6470d865513a162620..6a81086cb19f00439d6f34ae0bbe15d5dc899277 100644 (file)
--- a/df.c
+++ b/df.c
@@ -24,6 +24,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <mntent.h>
 #include <sys/vfs.h>
 #include <getopt.h>
@@ -31,7 +32,7 @@
 
 extern const char mtab_file[]; /* Defined in utility.c */
 #ifdef BB_FEATURE_HUMAN_READABLE
-static unsigned long df_disp_hr = KILOBYTE; 
+static unsigned long df_disp_hr = 1; 
 #endif
 
 static int do_df(char *device, const char *mount_point)
@@ -39,9 +40,6 @@ static int do_df(char *device, const char *mount_point)
        struct statfs s;
        long blocks_used;
        long blocks_percent_used;
-#ifdef BB_FEATURE_HUMAN_READABLE
-       long base;
-#endif 
 
        if (statfs(mount_point, &s) != 0) {
                perror_msg("%s", mount_point);
@@ -59,32 +57,26 @@ static int do_df(char *device, const char *mount_point)
                if (strcmp(device, "/dev/root") == 0) {
                        /* Adjusts device to be the real root device,
                         * or leaves device alone if it can't find it */
-                       find_real_root_device_name( device);
+                       device = find_real_root_device_name(device);
+                       if(device==NULL)
+                               return FALSE;
                }
 #ifdef BB_FEATURE_HUMAN_READABLE
-               switch (df_disp_hr) {
-                       case MEGABYTE:
-                               base = KILOBYTE;
-                               break;
-                       case KILOBYTE:
-                               base = 1;
-                               break;
-                       default:
-                               base = 0;
-               }
                printf("%-20s %9s ", device,
-                          make_human_readable_str(s.f_blocks * (s.f_bsize/KILOBYTE), base));
+                               make_human_readable_str(s.f_blocks, s.f_bsize/KILOBYTE, df_disp_hr));
+
                printf("%9s ",
-                          make_human_readable_str((s.f_blocks - s.f_bfree) * (s.f_bsize/KILOBYTE), base));
+                               make_human_readable_str( (s.f_blocks - s.f_bfree), s.f_bsize/KILOBYTE, df_disp_hr));
+
                printf("%9s %3ld%% %s\n",
-                          make_human_readable_str(s.f_bavail * (s.f_bsize/KILOBYTE), base),
-                          blocks_percent_used, mount_point);
+                               make_human_readable_str(s.f_bavail, s.f_bsize/KILOBYTE, df_disp_hr),
+                               blocks_percent_used, mount_point);
 #else
                printf("%-20s %9ld %9ld %9ld %3ld%% %s\n",
                                device,
-                               (long) (s.f_blocks * (s.f_bsize / KILOBYTE)),
-                               (long) ((s.f_blocks - s.f_bfree) * (s.f_bsize / KILOBYTE)),
-                               (long) (s.f_bavail * (s.f_bsize / KILOBYTE)),
+                               (long) (s.f_blocks * (s.f_bsize / (double)KILOBYTE)),
+                               (long) ((s.f_blocks - s.f_bfree)*(s.f_bsize/(double)KILOBYTE)),
+                               (long) (s.f_bavail * (s.f_bsize / (double)KILOBYTE)),
                                blocks_percent_used, mount_point);
 #endif
        }
@@ -112,7 +104,7 @@ extern int df_main(int argc, char **argv)
                                strcpy(disp_units_hdr, "     Size");
                                break;
                        case 'm':
-                               df_disp_hr = MEGABYTE;
+                               df_disp_hr = KILOBYTE;
                                strcpy(disp_units_hdr, "1M-blocks");
                                break;
 #endif