Add commentary about anding; add one cast to suppress lint.

diff --git a/src/apprentice.c b/src/apprentice.c
index ee6026bc1e539b6ee2a769f4e1999334c4e631a6..6171a08c7397e70f58f9e7ef215a52bab92e661c 100644 (file)
--- a/src/apprentice.c
+++ b/src/apprentice.c
@@ -33,7 +33,7 @@
 
 #ifndef        lint
 static char *moduleid = 
-       "@(#)$Id: apprentice.c,v 1.14 1992/09/11 17:43:08 ian Exp $";
+       "@(#)$Id: apprentice.c,v 1.15 1993/02/19 14:10:50 ian Exp $";
 #endif /* lint */
 
 #define        EATAB {while (isascii((unsigned char) *l) && \
@@ -83,7 +83,7 @@ int check;                    /* non-zero? checking-only run. */
        for (lineno = 1;fgets(line, BUFSIZ, f) != NULL; lineno++) {
                if (line[0]=='#')       /* comment, do not parse */
                        continue;
-               if (strlen(line) <= 1)  /* null line, garbage, etc */
+               if (strlen(line) <= (unsigned)1) /* null line, garbage, etc */
                        continue;
                line[strlen(line)-1] = '\0'; /* delete newline */
                if (parse(line, &nmagic, check) != 0)
@@ -202,6 +202,7 @@ int *ndx, check;
                magwarn("type %s invalid", l);
                return -1;
        }
+       /* New-style anding: "0 byte&0x80 =0x80 dynamically linked" */
        if (*l == '&') {
                ++l;
                m->mask = strtol(l, &l, 0);
@@ -212,6 +213,7 @@ int *ndx, check;
        switch (*l) {
        case '>':
        case '<':
+       /* Old-style anding: "0 byte &0x80 dynamically linked" - not working */
        case '&':
        case '=':
                m->reln = *l;