X-Git-Url: http://git.indexdata.com/?p=yaz-moved-to-github.git;a=blobdiff_plain;f=include%2Fyaz%2Fyaz-iconv.h;h=a1a2dc4db3377c89337d90d2aeb4908dd96c64fa;hp=c0ebdd74d89dd8a111e6f9534ce6f490e2fffbf6;hb=4f3bcae93d51a26709c12b51261c3d95af610cb2;hpb=1fbd038d97d6e1bfe97270ecc17cca123bcc435c

diff --git a/include/yaz/yaz-iconv.h b/include/yaz/yaz-iconv.h
index c0ebdd7..a1a2dc4 100644
--- a/include/yaz/yaz-iconv.h
+++ b/include/yaz/yaz-iconv.h
@@ -82,6 +82,15 @@ YAZ_EXPORT size_t yaz_write_UTF8_char(unsigned long x,
                                       char **outbuf, size_t *outbytesleft,
                                       int *error);
 
+/* ctype.h macros ASCII based. That do not depend on LANG, nor require
+   unsigned int as argument */
+#define yaz_isdigit(x) ((x) >= '0' && (x) <= '9')
+#define yaz_isspace(x) strchr(" \f\r\n\t\v", x)
+#define yaz_toupper(x) ((x) + ('A' - 'a'))
+#define yaz_isupper(x) ((x) >= 'A' && (x) <= 'Z')
+#define yaz_tolower(x) ((x) + ('a' - 'A'))
+#define yaz_islower(x) ((x) >= 'a' && (x) <= 'z')
+
 YAZ_END_CDECL
 
 #endif