kwset: use unsigned char to store values with high-bit set

[thirdparty/git.git] / git-compat-util.h

diff --git a/git-compat-util.h b/git-compat-util.h
index e6a4159a25ea2c4f98840b86994425e898cf134c..e96bec3a96af27acb4ccb238ba8afa7cc9444adc 100644 (file)
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -554,7 +554,7 @@ static inline int has_extension(const char *filename, const char *ext)
 }
 
 /* in ctype.c, for kwset users */
-extern const char tolower_trans_tbl[256];
+extern const unsigned char tolower_trans_tbl[256];
 
 /* Sane ctype - no locale, and works with signed chars */
 #undef isascii