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mtd-utils: Disable lzo for mkfs.ubifs

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SVN-Revision: 19104
This commit is contained in:
Lars-Peter Clausen 2010-01-11 11:04:30 +00:00
parent 2ee3073b70
commit f26aa5f82a
1 changed files with 79 additions and 0 deletions
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79
tools/mtd-utils/patches/101-ubifs-optional_lzo.patch Normal file
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@ -0,0 +1,79 @@
diff --git a/mkfs.ubifs/Makefile b/mkfs.ubifs/Makefile
index a678b0a..919ce89 100644
--- a/mkfs.ubifs/Makefile
+++ b/mkfs.ubifs/Makefile
@@ -5,7 +5,7 @@ ALL_SOURCES=*.[ch] hashtable/*.[ch]
TARGETS = mkfs.ubifs
-LDLIBS_mkfs.ubifs = -lz -llzo2 -lm -luuid -L../ubi-utils/ -lubi
+LDLIBS_mkfs.ubifs = -lz $(if,$(NO_LZO),,-llzo2) -lm -luuid -L../ubi-utils/ -lubi
include ../common.mk
diff --git a/mkfs.ubifs/compr.c b/mkfs.ubifs/compr.c
index e378c5d..0208f80 100644
--- a/mkfs.ubifs/compr.c
+++ b/mkfs.ubifs/compr.c
@@ -83,6 +83,17 @@ static int zlib_deflate(void *in_buf, size_t in_len, void *out_buf,
return 0;
}
+static int no_compress(void *in_buf, size_t in_len, void *out_buf,
+ size_t *out_len)
+{
+ memcpy(out_buf, in_buf, in_len);
+ *out_len = in_len;
+ return 0;
+}
+
+
+#if CONFIG_UBIFS_LZO
+
static int lzo_compress(void *in_buf, size_t in_len, void *out_buf,
size_t *out_len)
{
@@ -101,14 +112,16 @@ static int lzo_compress(void *in_buf, size_t in_len, void *out_buf,
return 0;
}
-static int no_compress(void *in_buf, size_t in_len, void *out_buf,
- size_t *out_len)
+#else
+
+static int lzo_compress(void *in_buf, size_t in_len, void *out_buf,
+ size_t *out_len)
{
- memcpy(out_buf, in_buf, in_len);
- *out_len = in_len;
- return 0;
+ return -1;
}
+#endif
+
static char *zlib_buf;
static int favor_lzo_compress(void *in_buf, size_t in_len, void *out_buf,
@@ -195,9 +208,11 @@ int compress_data(void *in_buf, size_t in_len, void *out_buf, size_t *out_len,
int init_compression(void)
{
+#ifdef CONFIG_UBIFS_LZO
lzo_mem = malloc(LZO1X_999_MEM_COMPRESS);
if (!lzo_mem)
return -1;
+#endif
zlib_buf = malloc(UBIFS_BLOCK_SIZE * WORST_COMPR_FACTOR);
if (!zlib_buf) {
@@ -211,7 +226,9 @@ int init_compression(void)
void destroy_compression(void)
{
free(zlib_buf);
+#ifdef CONFIG_UBIFS_LZO
free(lzo_mem);
+#endif
if (errcnt)
fprintf(stderr, "%llu compression errors occurred\n", errcnt);
}