df: limited implementation for WIN32

1 files changed, 37 insertions, 0 deletions

diff --git a/libbb/find_mount_point.c b/libbb/find_mount_point.c
index 9676b5f52..b9bc1dd76 100644
--- a/libbb/find_mount_point.c
+++ b/libbb/find_mount_point.c
@@ -24,10 +24,18 @@ struct mntent* FAST_FUNC find_mount_point(const char *name, int subdir_too)
         struct mntent *mountEntry;
         dev_t devno_of_name;
         bool block_dev;
+#if ENABLE_PLATFORM_MINGW32
+        static char mnt_fsname[4];
+        static char mnt_dir[4];
+        struct mntent my_mount_entry = { mnt_fsname, mnt_dir, "", "", 0, 0 };
+        char *current, *path;
+        DWORD len;
+#endif
 
         if (stat(name, &s) != 0)
                 return NULL;
 
+#if !ENABLE_PLATFORM_MINGW32
         devno_of_name = s.st_dev;
         block_dev = 0;
         /* Why S_ISCHR? - UBI volumes use char devices, not block */
@@ -64,6 +72,35 @@ struct mntent* FAST_FUNC find_mount_point(const char *name, int subdir_too)
                         break;
         }
         endmntent(mtab_fp);
+#else
+        mountEntry = NULL;
+        path = NULL;
+        current = NULL;
+
+        if ( isalpha(name[0]) && name[1] == ':' ) {
+                path = name;
+        }
+        else {
+                if ( (len=GetCurrentDirectory(0, NULL)) > 0 &&
+                                (current=malloc(len+1)) != NULL &&
+                                GetCurrentDirectory(len, current) ) {
+                        path = current;
+                }
+        }
+
+        if ( path && isalpha(path[0]) && path[1] == ':' ) {
+                mnt_fsname[0] = path[0];
+                mnt_fsname[1] = path[1];
+                mnt_fsname[2] = '\0';
+                mnt_dir[0] = path[0];
+                mnt_dir[1] = path[1];
+                mnt_dir[2] = '\\';
+                mnt_dir[3] = '\0';
+
+                mountEntry = &my_mount_entry;
+        }
+        free(current);
+#endif
 
         return mountEntry;
 }