compress: fix return value

[elogind.git] / src / journal / compress.c

diff --git a/src/journal/compress.c b/src/journal/compress.c
index 93ac92aaadb8ffb9f4615f1d1b86325fd77d9e96..ee18bc8fbc7928b6c3ef3e5572ab037d14365e92 100644 (file)
--- a/src/journal/compress.c
+++ b/src/journal/compress.c
@@ -132,7 +132,7 @@ int decompress_blob_xz(const void *src, uint64_t src_size,
 
         space = MIN(src_size * 2, dst_max ?: (uint64_t) -1);
         if (!greedy_realloc(dst, dst_alloc_size, space, 1))
-                return false;
+                return -ENOMEM;
 
         s.next_in = src;
         s.avail_in = src_size;
@@ -158,7 +158,7 @@ int decompress_blob_xz(const void *src, uint64_t src_size,
                 used = space - s.avail_out;
                 space = MIN(2 * space, dst_max ?: (uint64_t) -1);
                 if (!greedy_realloc(dst, dst_alloc_size, space, 1))
-                        return false;
+                        return -ENOMEM;
 
                 s.avail_out = space - used;
                 s.next_out = *dst + used;
@@ -343,6 +343,7 @@ int decompress_startswith(int compression,
 }
 
 int compress_stream_xz(int fdf, int fdt, off_t max_bytes) {
+#ifdef HAVE_XZ
         _cleanup_(lzma_end) lzma_stream s = LZMA_STREAM_INIT;
         lzma_ret ret;
 
@@ -414,6 +415,9 @@ int compress_stream_xz(int fdf, int fdt, off_t max_bytes) {
                         }
                 }
         }
+#else
+        return -EPROTONOSUPPORT;
+#endif
 }
 
 #define LZ4_BUFSIZE (512*1024)