Be certain to not abort prematurely when reading stuff from pipes.

git-svn-id: svn://busybox.net/trunk/busybox@7045 69ca8d6d-28ef-0310-b511-8ec308f3f277

3 files changed, 3 insertions, 3 deletions

diff --git a/archival/libunarchive/archive_xread.c b/archival/libunarchive/archive_xread.c
index 0b29dbfb9..d63d0d5a2 100644
--- a/archival/libunarchive/archive_xread.c
+++ b/archival/libunarchive/archive_xread.c
@@ -25,7 +25,7 @@ extern ssize_t archive_xread(const archive_handle_t *archive_handle, unsigned ch
         ssize_t size;
 
         size = archive_handle->read(archive_handle->src_fd, buf, count);
-        if (size == -1) {
+        if (size < 0) {
                 bb_perror_msg_and_die("Read error");
         }
 
diff --git a/archival/libunarchive/init_handle.c b/archival/libunarchive/init_handle.c
index 4b0103491..2659aa3eb 100644
--- a/archival/libunarchive/init_handle.c
+++ b/archival/libunarchive/init_handle.c
@@ -30,7 +30,7 @@ archive_handle_t *init_handle(void)
         archive_handle->action_header = header_skip;
         archive_handle->action_data = data_skip;
         archive_handle->filter = filter_accept_all;
-        archive_handle->read = read;
+        archive_handle->read = bb_full_read;
         archive_handle->seek = seek_by_jump;
 
         return(archive_handle);
diff --git a/archival/tar.c b/archival/tar.c
index b6c2ef91e..93d5fbd45 100644
--- a/archival/tar.c
+++ b/archival/tar.c
@@ -526,7 +526,7 @@ static inline int writeTarFile(const char *tarName, const int verboseFlag,
                         while (1) {
                                 char buf;
 
-                                int n = read(gzipStatusPipe[0], &buf, 1);
+                                int n = bb_full_read(gzipStatusPipe[0], &buf, 1);
 
                                 if (n == 0 && vfork_exec_errno != 0) {
                                         errno = vfork_exec_errno;