From d0fe11d76c6ffc15b81273d7ae12718d5b37c7d7 Mon Sep 17 00:00:00 2001
From: Jan Cermak <johniez@centrum.cz>
Date: Tue, 11 Dec 2012 17:41:49 -0500
Subject: [PATCH] Added const to char* function arguments where appropriate

---
 lib/append.c |  4 ++--
 lib/encode.c |  4 ++--
 lib/handle.c |  6 +++---
 lib/libtar.h | 12 ++++++------
 4 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/lib/append.c b/lib/append.c
index 05024b9..13e1ace 100644
--- a/lib/append.c
+++ b/lib/append.c
@@ -54,7 +54,7 @@ tar_dev_free(tar_dev_t *tdp)
 
 /* appends a file to the tar archive */
 int
-tar_append_file(TAR *t, char *realname, char *savename)
+tar_append_file(TAR *t, const char *realname, const char *savename)
 {
 	struct stat s;
 	int i;
@@ -208,7 +208,7 @@ tar_append_eof(TAR *t)
 
 /* add file contents to a tarchive */
 int
-tar_append_regfile(TAR *t, char *realname)
+tar_append_regfile(TAR *t, const char *realname)
 {
 	char block[T_BLOCKSIZE];
 	int filefd;
diff --git a/lib/encode.c b/lib/encode.c
index 662eff5..5ea29ff 100644
--- a/lib/encode.c
+++ b/lib/encode.c
@@ -68,7 +68,7 @@ th_set_type(TAR *t, mode_t mode)
 
 /* encode file path */
 void
-th_set_path(TAR *t, char *pathname)
+th_set_path(TAR *t, const char *pathname)
 {
 	char suffix[2] = "";
 	char *tmp;
@@ -116,7 +116,7 @@ th_set_path(TAR *t, char *pathname)
 
 /* encode link path */
 void
-th_set_link(TAR *t, char *linkname)
+th_set_link(TAR *t, const char *linkname)
 {
 #ifdef DEBUG
 	printf("==> th_set_link(th, linkname=\"%s\")\n", linkname);
diff --git a/lib/handle.c b/lib/handle.c
index ae974b9..33a262c 100644
--- a/lib/handle.c
+++ b/lib/handle.c
@@ -31,7 +31,7 @@ static tartype_t default_type = { open, close, read, write };
 
 
 static int
-tar_init(TAR **t, char *pathname, tartype_t *type,
+tar_init(TAR **t, const char *pathname, tartype_t *type,
 	 int oflags, int mode, int options)
 {
 	if ((oflags & O_ACCMODE) == O_RDWR)
@@ -66,7 +66,7 @@ tar_init(TAR **t, char *pathname, tartype_t *type,
 
 /* open a new tarfile handle */
 int
-tar_open(TAR **t, char *pathname, tartype_t *type,
+tar_open(TAR **t, const char *pathname, tartype_t *type,
 	 int oflags, int mode, int options)
 {
 	if (tar_init(t, pathname, type, oflags, mode, options) == -1)
@@ -91,7 +91,7 @@ tar_open(TAR **t, char *pathname, tartype_t *type,
 
 
 int
-tar_fdopen(TAR **t, int fd, char *pathname, tartype_t *type,
+tar_fdopen(TAR **t, int fd, const char *pathname, tartype_t *type,
 	   int oflags, int mode, int options)
 {
 	if (tar_init(t, pathname, type, oflags, mode, options) == -1)
diff --git a/lib/libtar.h b/lib/libtar.h
index b29cf7a..55f509a 100644
--- a/lib/libtar.h
+++ b/lib/libtar.h
@@ -104,11 +104,11 @@ extern const char libtar_version[];
 
 
 /* open a new tarfile handle */
-int tar_open(TAR **t, char *pathname, tartype_t *type,
+int tar_open(TAR **t, const char *pathname, tartype_t *type,
 	     int oflags, int mode, int options);
 
 /* make a tarfile handle out of a previously-opened descriptor */
-int tar_fdopen(TAR **t, int fd, char *pathname, tartype_t *type,
+int tar_fdopen(TAR **t, int fd, const char *pathname, tartype_t *type,
 	       int oflags, int mode, int options);
 
 /* returns the descriptor associated with t */
@@ -132,13 +132,13 @@ void tar_dev_free(struct tar_dev *tdp);
  *    realname = path of file to append
  *    savename = name to save the file under in the archive
  */
-int tar_append_file(TAR *t, char *realname, char *savename);
+int tar_append_file(TAR *t, const char *realname, const char *savename);
 
 /* write EOF indicator */
 int tar_append_eof(TAR *t);
 
 /* add file contents to a tarchive */
-int tar_append_regfile(TAR *t, char *realname);
+int tar_append_regfile(TAR *t, const char *realname);
 
 
 /***** block.c *************************************************************/
@@ -197,8 +197,8 @@ gid_t th_get_gid(TAR *t);
 
 /* encode file info in th_header */
 void th_set_type(TAR *t, mode_t mode);
-void th_set_path(TAR *t, char *pathname);
-void th_set_link(TAR *t, char *linkname);
+void th_set_path(TAR *t, const char *pathname);
+void th_set_link(TAR *t, const char *linkname);
 void th_set_device(TAR *t, dev_t device);
 void th_set_user(TAR *t, uid_t uid);
 void th_set_group(TAR *t, gid_t gid);
-- 
2.11.4.GIT