[SCM] GNU Mailutils branch, master, updated. release-2.2-373-ga9667ed

[Sergey Poznyakoff]

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http://git.savannah.gnu.org/cgit/mailutils.git/commit/?id=a9667edc912dc6d51031d09f9f5ded223851318a

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- Log -----------------------------------------------------------------
commit a9667edc912dc6d51031d09f9f5ded223851318a
Author: Sergey Poznyakoff <address@hidden>
Date:   Thu Jul 7 11:43:26 2011 +0300

    Bugfix.
    
    * libmailutils/string/vasnprintf.c (mu_vasnprintf): Operate on
    a fresh copy of va_alist in each new iteration.
    * libproto/imap/folder.c: Likewise.
    * libproto/nntp/nntp_sendline.c: Likewise.

-----------------------------------------------------------------------

Summary of changes:
 libmailutils/string/vasnprintf.c |    8 +++++++-
 libproto/imap/folder.c           |    5 ++++-
 libproto/nntp/nntp_sendline.c    |    5 ++++-
 3 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/libmailutils/string/vasnprintf.c b/libmailutils/string/vasnprintf.c
index abc0ef3..c7c762f 100644
--- a/libmailutils/string/vasnprintf.c
+++ b/libmailutils/string/vasnprintf.c
@@ -46,7 +46,13 @@ mu_vasnprintf (char **pbuf, size_t *psize, const char *fmt, 
va_list ap)
   
   for (;;)
     {
-      ssize_t n = vsnprintf (buf, buflen, fmt, ap);
+      ssize_t n;
+      va_list aq;
+
+      va_copy(aq, ap);
+      n = vsnprintf (buf, buflen, fmt, aq);
+      va_end(aq);
+
       if (n < 0 || n >= buflen || !memchr (buf, '\0', n + 1))
        {
          char *newbuf;
diff --git a/libproto/imap/folder.c b/libproto/imap/folder.c
index f5286ef..828f2a2 100644
--- a/libproto/imap/folder.c
+++ b/libproto/imap/folder.c
@@ -2150,7 +2150,10 @@ imap_writeline (f_imap_t f_imap, const char *format, ...)
   va_start(ap, format);
   do
     {
-      len = vsnprintf (f_imap->buffer, f_imap->buflen, format, ap);
+      va_list aq;
+      va_copy(aq, ap);
+      len = vsnprintf (f_imap->buffer, f_imap->buflen, format, aq);
+      va_end(aq);
       if (len < 0 || len >= (int)f_imap->buflen
           || !memchr (f_imap->buffer, '\0', len + 1))
         {
diff --git a/libproto/nntp/nntp_sendline.c b/libproto/nntp/nntp_sendline.c
index 15061e1..3962caa 100644
--- a/libproto/nntp/nntp_sendline.c
+++ b/libproto/nntp/nntp_sendline.c
@@ -88,7 +88,10 @@ mu_nntp_writeline (mu_nntp_t nntp, const char *format, ...)
      let's try to cope.  */
   do
     {
-      len = vsnprintf (nntp->io.buf, nntp->io.len - 1, format, ap);
+      va_list aq;
+      va_copy(aq, ap);
+      len = vsnprintf (nntp->io.buf, nntp->io.len - 1, format, aq);
+      va_end(aq);
       if (len < 0 || len >= (int)nntp->io.len
          || !memchr (nntp->io.buf, '\0', len + 1))
        {


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