From 8eb249eea56f5230940903cdb95cfed48b78f29c Mon Sep 17 00:00:00 2001
From: David Sidrane <david_s5@nscdg.com>
Date: Thu, 6 Dec 2018 15:30:59 -0600
Subject: [PATCH] apps/nshlib/nsh_romfsetc.c:  Add support for CROMFS start-up
 script

---
 nshlib/Kconfig        | 8 ++++++++
 nshlib/nsh_romfsetc.c | 6 ++++++
 2 files changed, 14 insertions(+)

diff --git a/nshlib/Kconfig b/nshlib/Kconfig
index cda06a874..0e53d80e8 100644
--- a/nshlib/Kconfig
+++ b/nshlib/Kconfig
@@ -730,6 +730,14 @@ config NSH_ROMFSETC
 
 if NSH_ROMFSETC
 
+config NSH_CROMFSETC
+	bool "Support CROMFS (compressed) start-up script"
+	default n
+	depends on NSH_ROMFSETC && FS_CROMFS
+	---help---
+		Mount a CROMFS filesystem at /etc and provide a compressed startup
+		script at /etc/init.d/rcS.
+
 config NSH_ROMFSRC
 	bool "Support ROMFS login script"
 	default n
diff --git a/nshlib/nsh_romfsetc.c b/nshlib/nsh_romfsetc.c
index 19fb9f403..245d5a916 100644
--- a/nshlib/nsh_romfsetc.c
+++ b/nshlib/nsh_romfsetc.c
@@ -97,6 +97,7 @@ int nsh_romfsetc(void)
 {
   int  ret;
 
+#if !defined(CONFIG_NSH_CROMFSETC)
   /* Create a ROM disk for the /etc filesystem */
 
   ret = romdisk_register(CONFIG_NSH_ROMFSDEVNO, romfs_img,
@@ -106,13 +107,18 @@ int nsh_romfsetc(void)
       ferr("ERROR: romdisk_register failed: %d\n", -ret);
       return ERROR;
     }
+#endif
 
   /* Mount the file system */
 
   finfo("Mounting ROMFS filesystem at target=%s with source=%s\n",
         CONFIG_NSH_ROMFSMOUNTPT, MOUNT_DEVNAME);
 
+#if defined(CONFIG_NSH_CROMFSETC)
+  ret = mount(MOUNT_DEVNAME, CONFIG_NSH_ROMFSMOUNTPT, "cromfs", MS_RDONLY, NULL);
+#else
   ret = mount(MOUNT_DEVNAME, CONFIG_NSH_ROMFSMOUNTPT, "romfs", MS_RDONLY, NULL);
+#endif
   if (ret < 0)
     {
       ferr("ERROR: mount(%s,%s,romfs) failed: %d\n",