Add const modifier to read only strings and string constants

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>

2 files changed, 11 insertions, 11 deletions

diff --git a/tests/fs-tests/lib/tests.c b/tests/fs-tests/lib/tests.c
index 8d4d83a..d1a2e0c 100644
--- a/tests/fs-tests/lib/tests.c
+++ b/tests/fs-tests/lib/tests.c
@@ -40,9 +40,9 @@
 
 #include "tests.h"
 
-char *tests_file_system_mount_dir = TESTS_DEFAULT_FILE_SYSTEM_MOUNT_DIR;
+const char *tests_file_system_mount_dir = TESTS_DEFAULT_FILE_SYSTEM_MOUNT_DIR;
 
-char *tests_file_system_type = TESTS_DEFAULT_FILE_SYSTEM_TYPE;
+const char *tests_file_system_type = TESTS_DEFAULT_FILE_SYSTEM_TYPE;
 
 int tests_ok_to_sync = 0; /* Whether to use fsync */
 
@@ -62,7 +62,7 @@ int64_t tests_repeat_parameter = 0;
 int64_t tests_sleep_parameter = 0;
 
 /* Program name from argv[0] */
-char *program_name = "unknown";
+const char *program_name = "unknown";
 
 /* General purpose test parameter to specify a file should be unlinked.
    May be used by different tests in different ways or not at all. */
@@ -1058,8 +1058,8 @@ void tests_remount(void)
 {
 	int err;
 	struct mntent mount_info;
-	char *source, *target, *filesystemtype, *data;
-	char cwd[4096];
+	const char *source, *target, *filesystemtype;
+	char cwd[4096], *data;
 	unsigned long mountflags, flags;
 	unsigned int rorw1, um, um_ro, um_rorw, rorw2;
 
@@ -1152,9 +1152,9 @@ void tests_remount(void)
 static void tests_mnt(int mnt)
 {
 	static struct mntent mount_info;
-	char *source;
-	char *target;
-	char *filesystemtype;
+	const char *source;
+	const char *target;
+	const char *filesystemtype;
 	unsigned long mountflags;
 	char *data;
 	static char cwd[4096];
diff --git a/tests/fs-tests/lib/tests.h b/tests/fs-tests/lib/tests.h
index 01849bc..6bcfd83 100644
--- a/tests/fs-tests/lib/tests.h
+++ b/tests/fs-tests/lib/tests.h
@@ -164,9 +164,9 @@ int tests_fs_is_currfs(void);
 /* Concatenate a pid to a string in a signal safe way */
 void tests_cat_pid(char *buf, const char *name, pid_t pid);
 
-extern char *tests_file_system_mount_dir;
+extern const char *tests_file_system_mount_dir;
 
-extern char *tests_file_system_type;
+extern const char *tests_file_system_type;
 
 /* General purpose test parameter to specify some aspect of test size.
    May be used by different tests in different ways.
@@ -200,7 +200,7 @@ extern int tests_delete_flag;
 extern int tests_hole_flag;
 
 /* Program name from argv[0] */
-extern char *program_name;
+extern const char *program_name;
 
 /* Maximum file name length of test file system (from statfs) */
 extern long tests_max_fname_len;