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-rw-r--r--include/libbb.h7
-rw-r--r--include/unarchive.h4
2 files changed, 8 insertions, 3 deletions
diff --git a/include/libbb.h b/include/libbb.h
index 3175c8e7f..f505cc718 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -294,10 +294,15 @@ int xopen(const char *pathname, int flags);
int xopen3(const char *pathname, int flags, int mode);
int open_or_warn(const char *pathname, int flags);
int open3_or_warn(const char *pathname, int flags, int mode);
-void xpipe(int filedes[2]);
off_t xlseek(int fd, off_t offset, int whence);
off_t fdlength(int fd);
+void xpipe(int filedes[2]);
+/* In this form code with pipes is much more readable */
+struct fd_pair { int rd; int wr; };
+#define piped_pair(pair) pipe(&((pair).rd))
+#define xpiped_pair(pair) xpipe(&((pair).rd))
+
/* Useful for having small structure members/global variables */
typedef int8_t socktype_t;
typedef int8_t family_t;
diff --git a/include/unarchive.h b/include/unarchive.h
index 8b76217b4..bfd6488db 100644
--- a/include/unarchive.h
+++ b/include/unarchive.h
@@ -92,8 +92,8 @@ extern char get_header_tar_bz2(archive_handle_t *archive_handle);
extern char get_header_tar_lzma(archive_handle_t *archive_handle);
extern char get_header_tar_gz(archive_handle_t *archive_handle);
-extern void seek_by_jump(const archive_handle_t *archive_handle, const unsigned amount);
-extern void seek_by_read(const archive_handle_t *archive_handle, const unsigned amount);
+extern void seek_by_jump(const archive_handle_t *archive_handle, unsigned amount);
+extern void seek_by_read(const archive_handle_t *archive_handle, unsigned amount);
extern ssize_t archive_xread_all_eof(archive_handle_t *archive_handle, unsigned char *buf, size_t count);