X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/9374a77fec170451968e67eb90fce2c331b5040c..e9ecb46532df39b4429a086ae72c3bfa29c122ef:/uip/mhparse.c

diff --git a/uip/mhparse.c b/uip/mhparse.c
index c380969c..0c2c17cd 100644
--- a/uip/mhparse.c
+++ b/uip/mhparse.c
@@ -660,8 +660,7 @@ get_ctinfo (char *cp, CT ct, int magic)
 
     /* down case the content type string */
     for (dp = ci->ci_type; *dp; dp++)
-	if (isalpha((unsigned char) *dp) && isupper ((unsigned char) *dp))
-	    *dp = tolower ((unsigned char) *dp);
+        *dp = tolower ((unsigned char) *dp);
 
     while (isspace ((unsigned char) *cp))
 	cp++;
@@ -699,8 +698,7 @@ get_ctinfo (char *cp, CT ct, int magic)
 
     /* down case the content subtype string */
     for (dp = ci->ci_subtype; *dp; dp++)
-	if (isalpha((unsigned char) *dp) && isupper ((unsigned char) *dp))
-	    *dp = tolower ((unsigned char) *dp);
+        *dp = tolower ((unsigned char) *dp);
 
 magic_skip:
     while (isspace ((unsigned char) *cp))
@@ -3299,8 +3297,7 @@ parse_header_attrs (const char *filename, const char *fieldname,
 
 	/* down case the attribute name */
 	for (dp = cp; istoken ((unsigned char) *dp); dp++)
-	    if (isalpha((unsigned char) *dp) && isupper ((unsigned char) *dp))
-		*dp = tolower ((unsigned char) *dp);
+            *dp = tolower ((unsigned char) *dp);
 
 	for (up = dp; isspace ((unsigned char) *dp);)
 	    dp++;
@@ -4251,6 +4248,10 @@ noiconv:
     q = buffer;
     bufsize = sizeof(buffer);
     for (p = pm->pm_value; *p != '\0' && bufsize > 1; p++, q++, bufsize--) {
+        /* FIXME: !iscntrl should perhaps be isprint as that allows all
+         * classes bar cntrl, whereas the cntrl class can include those
+         * in space and blank.
+         * http://pubs.opengroup.org/onlinepubs/009695399/basedefs/xbd_chap07.html */
 	if (isascii((unsigned char) *p) && !iscntrl((unsigned char) *p))
 	    *q = *p;
 	else