qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Christoph Egger <Christoph.Egger@amd.com>
To: Blue Swirl <blauwirbel@gmail.com>
Cc: qemu-devel@nongnu.org
Subject: [Qemu-devel] Re: [PATCH] fix warnings on NetBSD
Date: Tue, 11 Nov 2008 11:46:19 +0200	[thread overview]
Message-ID: <200811111046.20149.Christoph.Egger@amd.com> (raw)
In-Reply-To: <f43fc5580811100856i76b29e83h1bdef2244170faa2@mail.gmail.com>

[-- Attachment #1: Type: text/plain, Size: 1718 bytes --]

On Monday 10 November 2008 17:56:58 Blue Swirl wrote:
> On 11/10/08, Christoph Egger <Christoph.Egger@amd.com> wrote:
> > On Monday 10 November 2008 17:03:27 Blue Swirl wrote:
> >  > On 11/10/08, Christoph Egger <Christoph.Egger@amd.com> wrote:
> >  > >  Hi!
> >  > >
> >  > >  Attached patch fixes a series of this warning
> >  > >  when compiling on NetBSD:
> >  > >
> >  > >  warning: array subscript has type 'char'
> >  >
> >  > There has been some discussion on ctype.h macro problems, please see:
> >  > http://lists.gnu.org/archive/html/qemu-devel/2008-08/msg01239.html
> >  >
> >  > I'd vote for introducing qemu_isfoobar and qemu_towombat instead of
> >  > casts.
> >
> > Attached patch introduces a CTYPE macro as mentioned on this mail.
> >  The diff in qemu-common.h has been taken from xen ioemu.
>
> Sorry, you must have missed the two follow-up messages:
> http://lists.gnu.org/archive/html/qemu-devel/2008-08/msg01252.html
> http://lists.gnu.org/archive/html/qemu-devel/2008-08/msg01292.html
>
> So instead of CTYPE macro, there should be qemu_toupper, qemu_isalpha
> etc. which handle char arguments correctly even when sign extension
> happens.

New patch attached. Better now ?

Signed-off-by: Christoph Egger <Christoph.Egger@amd.com>


-- 
AMD Saxony, Dresden, Germany
Operating System Research Center

Legal Information:
AMD Saxony Limited Liability Company & Co. KG
Sitz (Geschäftsanschrift):
   Wilschdorfer Landstr. 101, 01109 Dresden, Deutschland
Registergericht Dresden: HRA 4896
vertretungsberechtigter Komplementär:
   AMD Saxony LLC (Sitz Wilmington, Delaware, USA)
Geschäftsführer der AMD Saxony LLC:
   Dr. Hans-R. Deppe, Thomas McCoy

[-- Attachment #2: qemu.diff --]
[-- Type: text/x-diff, Size: 8902 bytes --]

Index: readline.c
===================================================================
--- readline.c	(revision 5670)
+++ readline.c	(working copy)
@@ -169,7 +169,7 @@
 
     /* find first word (backwards) */
     while (start > 0) {
-        if (!isspace(term_cmd_buf[start])) {
+        if (!qemu_isspace(term_cmd_buf[start])) {
             break;
         }
 
@@ -178,7 +178,7 @@
 
     /* find first space (backwards) */
     while (start > 0) {
-        if (isspace(term_cmd_buf[start])) {
+        if (qemu_isspace(term_cmd_buf[start])) {
             ++start;
             break;
         }
Index: block-vvfat.c
===================================================================
--- block-vvfat.c	(revision 5670)
+++ block-vvfat.c	(working copy)
@@ -1056,7 +1056,7 @@
 
     i = strrchr(dirname, ':') - dirname;
     assert(i >= 3);
-    if (dirname[i-2] == ':' && isalpha(dirname[i-1]))
+    if (dirname[i-2] == ':' && qemu_isalpha(dirname[i-1]))
 	/* workaround for DOS drive names */
 	dirname += i-1;
     else
Index: target-ppc/translate_init.c
===================================================================
--- target-ppc/translate_init.c	(revision 5670)
+++ target-ppc/translate_init.c	(working copy)
@@ -9458,7 +9458,7 @@
         p = name;
     check_pvr:
         for (i = 0; i < 8; i++) {
-            if (!isxdigit(*p++))
+            if (!qemu_isxdigit(*p++))
                 break;
         }
         if (i == 8)
Index: net.c
===================================================================
--- net.c	(revision 5670)
+++ net.c	(working copy)
@@ -279,7 +279,7 @@
     if (buf[0] == '\0') {
         saddr->sin_addr.s_addr = 0;
     } else {
-        if (isdigit(buf[0])) {
+        if (qemu_isdigit(buf[0])) {
             if (!inet_aton(buf, &saddr->sin_addr))
                 return -1;
         } else {
Index: cutils.c
===================================================================
--- cutils.c	(revision 5670)
+++ cutils.c	(working copy)
@@ -72,7 +72,7 @@
     p = str;
     q = val;
     while (*q != '\0') {
-        if (toupper(*p) != toupper(*q))
+        if (qemu_toupper(*p) != qemu_toupper(*q))
             return 0;
         p++;
         q++;
Index: audio/audio.c
===================================================================
--- audio/audio.c	(revision 5670)
+++ audio/audio.c	(working copy)
@@ -215,7 +215,7 @@
         pstrcat (r, len + sizeof (qemu_prefix), s);
 
         for (i = 0; i < len; ++i) {
-            u[i] = toupper (u[i]);
+            u[i] = qemu_toupper(u[i]);
         }
     }
     return r;
@@ -470,7 +470,7 @@
 
         /* copy while upper-casing, including trailing zero */
         for (i = 0; i <= preflen; ++i) {
-            optname[i + sizeof (qemu_prefix) - 1] = toupper (prefix[i]);
+            optname[i + sizeof (qemu_prefix) - 1] = qemu_toupper(prefix[i]);
         }
         pstrcat (optname, optlen, "_");
         pstrcat (optname, optlen, opt->name);
Index: qemu-common.h
===================================================================
--- qemu-common.h	(revision 5670)
+++ qemu-common.h	(working copy)
@@ -93,6 +93,22 @@
 int stristart(const char *str, const char *val, const char **ptr);
 time_t mktimegm(struct tm *tm);
 
+#define qemu_isalnum(c)		isalnum((unsigned char)(c))
+#define qemu_isalpha(c)		isalpha((unsigned char)(c))
+#define qemu_iscntrl(c)		iscntrl((unsigned char)(c))
+#define qemu_isdigit(c)		isdigit((unsigned char)(c))
+#define qemu_isgraph(c)		isgraph((unsigned char)(c))
+#define qemu_islower(c)		islower((unsigned char)(c))
+#define qemu_isprint(c)		isprint((unsigned char)(c))
+#define qemu_ispunct(c)		ispunct((unsigned char)(c))
+#define qemu_isspace(c)		isspace((unsigned char)(c))
+#define qemu_isupper(c)		isupper((unsigned char)(c))
+#define qemu_isxdigit(c)	isxdigit((unsigned char)(c))
+#define qemu_tolower(c)		tolower((unsigned char)(c))
+#define qemu_toupper(c)		toupper((unsigned char)(c))
+#define qemu_isascii(c)		isascii((unsigned char)(c))
+#define qemu_toascii(c)		toascii((unsigned char)(c))
+
 void *qemu_malloc(size_t size);
 void *qemu_realloc(void *ptr, size_t size);
 void *qemu_mallocz(size_t size);
Index: monitor.c
===================================================================
--- monitor.c	(revision 5670)
+++ monitor.c	(working copy)
@@ -1933,7 +1933,7 @@
 {
     if (pch != '\0') {
         pch++;
-        while (isspace(*pch))
+        while (qemu_isspace(*pch))
             pch++;
     }
 }
@@ -1992,7 +1992,7 @@
                     *q++ = *pch;
                 pch++;
             }
-            while (isspace(*pch))
+            while (qemu_isspace(*pch))
                 pch++;
             *q = 0;
             ret = get_monitor_def(&reg, buf);
@@ -2017,7 +2017,7 @@
             expr_error("invalid char in expression");
         }
         pch = p;
-        while (isspace(*pch))
+        while (qemu_isspace(*pch))
             pch++;
         break;
     }
@@ -2111,7 +2111,7 @@
         *pp = pch;
         return -1;
     }
-    while (isspace(*pch))
+    while (qemu_isspace(*pch))
         pch++;
     *pval = expr_sum();
     *pp = pch;
@@ -2126,7 +2126,7 @@
 
     q = buf;
     p = *pp;
-    while (isspace(*p))
+    while (qemu_isspace(*p))
         p++;
     if (*p == '\0') {
     fail:
@@ -2171,7 +2171,7 @@
         }
         p++;
     } else {
-        while (*p != '\0' && !isspace(*p)) {
+        while (*p != '\0' && !qemu_isspace(*p)) {
             if ((q - buf) < buf_size - 1) {
                 *q++ = *p;
             }
@@ -2217,12 +2217,12 @@
     /* extract the command name */
     p = cmdline;
     q = cmdname;
-    while (isspace(*p))
+    while (qemu_isspace(*p))
         p++;
     if (*p == '\0')
         return;
     pstart = p;
-    while (*p != '\0' && *p != '/' && !isspace(*p))
+    while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
         p++;
     len = p - pstart;
     if (len > sizeof(cmdname) - 1)
@@ -2258,7 +2258,7 @@
                 int ret;
                 char *str;
 
-                while (isspace(*p))
+                while (qemu_isspace(*p))
                     p++;
                 if (*typestr == '?') {
                     typestr++;
@@ -2299,15 +2299,15 @@
             {
                 int count, format, size;
 
-                while (isspace(*p))
+                while (qemu_isspace(*p))
                     p++;
                 if (*p == '/') {
                     /* format found */
                     p++;
                     count = 1;
-                    if (isdigit(*p)) {
+                    if (qemu_isdigit(*p)) {
                         count = 0;
-                        while (isdigit(*p)) {
+                        while (qemu_isdigit(*p)) {
                             count = count * 10 + (*p - '0');
                             p++;
                         }
@@ -2346,7 +2346,7 @@
                         }
                     }
                 next:
-                    if (*p != '\0' && !isspace(*p)) {
+                    if (*p != '\0' && !qemu_isspace(*p)) {
                         term_printf("invalid char in format: '%c'\n", *p);
                         goto fail;
                     }
@@ -2380,7 +2380,7 @@
             {
                 int64_t val;
 
-                while (isspace(*p))
+                while (qemu_isspace(*p))
                     p++;
                 if (*typestr == '?' || *typestr == '.') {
                     if (*typestr == '?') {
@@ -2391,7 +2391,7 @@
                     } else {
                         if (*p == '.') {
                             p++;
-                            while (isspace(*p))
+                            while (qemu_isspace(*p))
                                 p++;
                             has_arg = 1;
                         } else {
@@ -2436,7 +2436,7 @@
                 c = *typestr++;
                 if (c == '\0')
                     goto bad_type;
-                while (isspace(*p))
+                while (qemu_isspace(*p))
                     p++;
                 has_option = 0;
                 if (*p == '-') {
@@ -2461,7 +2461,7 @@
         }
     }
     /* check that all arguments were parsed */
-    while (isspace(*p))
+    while (qemu_isspace(*p))
         p++;
     if (*p != '\0') {
         term_printf("%s: extraneous characters at the end of line\n",
@@ -2609,7 +2609,7 @@
     p = cmdline;
     nb_args = 0;
     for(;;) {
-        while (isspace(*p))
+        while (qemu_isspace(*p))
             p++;
         if (*p == '\0')
             break;
@@ -2643,7 +2643,7 @@
     /* if the line ends with a space, it means we want to complete the
        next arg */
     len = strlen(cmdline);
-    if (len > 0 && isspace(cmdline[len - 1])) {
+    if (len > 0 && qemu_isspace(cmdline[len - 1])) {
         if (nb_args >= MAX_ARGS)
             return;
         args[nb_args++] = qemu_strdup("");

  reply	other threads:[~2008-11-11  9:46 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-11-10  9:55 [Qemu-devel] [PATCH] fix warnings on NetBSD Christoph Egger
2008-11-10 16:03 ` [Qemu-devel] " Blue Swirl
2008-11-10 16:35   ` Christoph Egger
2008-11-10 16:56     ` Blue Swirl
2008-11-11  9:46       ` Christoph Egger [this message]
2008-11-11 17:45         ` Blue Swirl
2008-11-11 17:53           ` Anthony Liguori
2008-11-16 14:04         ` Blue Swirl

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=200811111046.20149.Christoph.Egger@amd.com \
    --to=christoph.egger@amd.com \
    --cc=blauwirbel@gmail.com \
    --cc=qemu-devel@nongnu.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).