[U-Boot] [PATCH 3/3] common/cmd_ximg.c: add ifdef protection for gzip uncompression

Matthew McClintock msm at freescale.com
Mon May 23 20:29:13 CEST 2011


Print a message if we do not have the ability to uncompress a gzip
image. Before, u-boot would just assume the routines were available

Signed-off-by: Matthew McClintock <msm at freescale.com>
---
 common/cmd_ximg.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/common/cmd_ximg.c b/common/cmd_ximg.c
index dceb975..2ec7ba4 100644
--- a/common/cmd_ximg.c
+++ b/common/cmd_ximg.c
@@ -216,12 +216,18 @@ do_imgextract(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
 #endif	/* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
 			break;
 		case IH_COMP_GZIP:
+#ifdef CONFIG_GZIP
 			printf ("   Uncompressing part %d ... ", part);
 			if (gunzip ((void *) dest, unc_len,
 				    (uchar *) data, &len) != 0) {
 				puts ("GUNZIP ERROR - image not loaded\n");
 				return 1;
 			}
+#else
+			printf("    gzip decompression not supported in this"
+				" build!\n");
+			return 1;
+#endif
 			break;
 #if defined(CONFIG_BZIP2)
 		case IH_COMP_BZIP2:
-- 
1.7.3.4




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