use LEN() macros for arrays - stagit

commit 3e7865f8f9ef87f622a7a94e7ae70355753ee66a
parent 75555cd99ee4d5df765f7dd6f0d09f2f925be725
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Sun, 15 Nov 2020 20:58:02 +0100

use LEN() macros for arrays

from Augustin Fabre <augustin@augfab.fr>

Diffstat:
M stagit.c  | 6 ++++--

1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/stagit.c b/stagit.c
@@ -16,6 +16,8 @@
 
 #include "compat.h"
 
+#define LEN(s)    (sizeof(s)/sizeof(*s))
+
 struct deltainfo {
     git_patch *patch;
 
@@ -1230,7 +1232,7 @@ main(int argc, char *argv[])
     }
 
     /* check LICENSE */
-    for (i = 0; i < sizeof(licensefiles) / sizeof(*licensefiles) && !license; i++) {
+    for (i = 0; i < LEN(licensefiles) && !license; i++) {
         if (!git_revparse_single(&obj, repo, licensefiles[i]) &&
             git_object_type(obj) == GIT_OBJ_BLOB)
             license = licensefiles[i] + strlen("HEAD:");
@@ -1238,7 +1240,7 @@ main(int argc, char *argv[])
     }
 
     /* check README */
-    for (i = 0; i < sizeof(readmefiles) / sizeof(*readmefiles) && !readme; i++) {
+    for (i = 0; i < LEN(readmefiles) && !readme; i++) {
         if (!git_revparse_single(&obj, repo, readmefiles[i]) &&
             git_object_type(obj) == GIT_OBJ_BLOB)
             readme = readmefiles[i] + strlen("HEAD:");