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authorDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-11-06 10:44:26 +0100
committerDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-11-06 11:10:58 +0100
commit3afffc2a59cfc3888a84b2b2305b5312393ff4e8 (patch)
tree029ac4c5f55e9e7149cd40d0f57c52efcd41608f /unpack/fill_files.c
parent9f1f3f959d3411c200afb5a1df4fffa9d87df616 (diff)
Remove raw file descriptors from unpack write paths
Instead, use stdio FILE pointers. On POSIX systems, use fileno to get the file descriptor and hopefully create sparase files. Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'unpack/fill_files.c')
-rw-r--r--unpack/fill_files.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/unpack/fill_files.c b/unpack/fill_files.c
index e6444b2..d22e9d1 100644
--- a/unpack/fill_files.c
+++ b/unpack/fill_files.c
@@ -136,11 +136,11 @@ static int gen_file_list_dfs(const sqfs_tree_node_t *n)
static int fill_files(sqfs_data_reader_t *data, int flags)
{
size_t i;
- int fd;
+ FILE *fp;
for (i = 0; i < num_files; ++i) {
- fd = open(files[i].path, O_WRONLY);
- if (fd < 0) {
+ fp = fopen(files[i].path, "wb");
+ if (fp == NULL) {
fprintf(stderr, "unpacking %s: %s\n",
files[i].path, strerror(errno));
return -1;
@@ -150,13 +150,14 @@ static int fill_files(sqfs_data_reader_t *data, int flags)
printf("unpacking %s\n", files[i].path);
if (sqfs_data_reader_dump(files[i].path, data, files[i].inode,
- fd, block_size,
+ fp, block_size,
(flags & UNPACK_NO_SPARSE) == 0)) {
- close(fd);
+ fclose(fp);
return -1;
}
- close(fd);
+ fflush(fp);
+ fclose(fp);
}
return 0;