Audit bb_common_bufsiz usage, add script which looks for misuse.

tr: stop using globals needlessly.
code: -103 bytes

1 files changed, 3 insertions, 2 deletions

diff --git a/coreutils/catv.c b/coreutils/catv.c
index 2d2229f7f..cc61233e1 100644
--- a/coreutils/catv.c
+++ b/coreutils/catv.c
@@ -33,13 +33,14 @@ int catv_main(int argc, char **argv)
                 else for (;;) {
                         int i, res;
 
-                        res = read(fd, bb_common_bufsiz1, sizeof(bb_common_bufsiz1));
+#define read_buf bb_common_bufsiz1
+                        res = read(fd, read_buf, COMMON_BUFSIZE);
                         if (res < 0)
                                 retval = EXIT_FAILURE;
                         if (res < 1)
                                 break;
                         for (i = 0; i < res; i++) {
-                                char c = bb_common_bufsiz1[i];
+                                char c = read_buf[i];
 
                                 if (c > 126 && (flags & CATV_OPT_v)) {
                                         if (c == 127) {