1 files changed, 49 insertions, 0 deletions
diff --git a/user/bin/stat.c b/user/bin/stat.c
new file mode 100644
index 0000000..b9fe47f
--- /dev/null
+++ b/user/bin/stat.c
@@ -0,0 +1,49 @@
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+const char *modestr(int mode)
+{
+    switch (mode)
+    {
+    case S_IFCHR:
+        return "Character device";
+    case S_IFBLK:
+        return "Block device";
+    case S_IFDIR:
+        return "Directory";
+    case S_IFREG:
+        return "Regular file";
+    case S_IFLNK:
+        return "Symbolic link";
+    default:
+        return "Unknown";
+    }
+}
+
+int main(int argc, char **argv)
+{
+    if (argc != 2)
+    {
+        printf("usage: stat file\n");
+        return 1;
+    }
+
+    stat_t ss;
+    int rc = stat(argv[1], &ss);
+    if (rc == -1)
+    {
+        printf("stat: %s\n", strerror(errno));
+        return 1;
+    }
+
+    printf("      File: %s\n", argv[1]);
+    printf("      Type: %s\n", modestr(ss.st_mode));
+    printf("     Inode: %d\n", ss.st_ino);
+    printf("Link count: %d\n", ss.st_nlink);
+    printf("      Size: %d\n", ss.st_size);
+    printf("    Blocks: %d\n", ss.st_blocks);
+    return 0;
+}