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-rw-r--r--transact.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/transact.c b/transact.c
index c65b8ba4..e6020821 100644
--- a/transact.c
+++ b/transact.c
@@ -207,17 +207,17 @@ static char *parse_received(struct query *ctl, char *bufp)
{
if (!(ok = strstr(base, "by")))
break;
- else if (!isspace(ok[-1]) || !isspace(ok[2]))
+ else if (!isspace((unsigned char)ok[-1]) || !isspace((unsigned char)ok[2]))
continue;
else
{
char *sp, *tp;
/* extract space-delimited token after "by" */
- for (sp = ok + 2; isspace(*sp); sp++)
+ for (sp = ok + 2; isspace((unsigned char)*sp); sp++)
continue;
tp = rbuf;
- for (; !isspace(*sp); sp++)
+ for (; !isspace((unsigned char)*sp); sp++)
RBUF_WRITE(*sp);
*tp = '\0';
@@ -255,17 +255,17 @@ static char *parse_received(struct query *ctl, char *bufp)
{
if (!(ok = strstr(base, "for")))
break;
- else if (!isspace(ok[-1]) || !isspace(ok[3]))
+ else if (!isspace((unsigned char)ok[-1]) || !isspace((unsigned char)ok[3]))
continue;
else
{
char *sp, *tp;
/* extract space-delimited token after "for" */
- for (sp = ok + 3; isspace(*sp); sp++)
+ for (sp = ok + 3; isspace((unsigned char)*sp); sp++)
continue;
tp = rbuf;
- for (; !isspace(*sp); sp++)
+ for (; !isspace((unsigned char)*sp); sp++)
RBUF_WRITE(*sp);
*tp = '\0';
@@ -281,7 +281,7 @@ static char *parse_received(struct query *ctl, char *bufp)
char *sp, *tp;
/* char after "for" could be space or a continuation newline */
- for (sp = ok + 4; isspace(*sp); sp++)
+ for (sp = ok + 4; isspace((unsigned char)*sp); sp++)
continue;
tp = rbuf;
RBUF_WRITE(':'); /* Here is the hack. This is to be friends */
@@ -295,9 +295,9 @@ static char *parse_received(struct query *ctl, char *bufp)
while (*sp && *sp++ != ':')
continue;
while (*sp
- && (want_gt ? (*sp != '>') : !isspace(*sp))
+ && (want_gt ? (*sp != '>') : !isspace((unsigned char)*sp))
&& *sp != ';')
- if (!isspace(*sp))
+ if (!isspace((unsigned char)*sp))
{
RBUF_WRITE(*sp);
sp++;
@@ -543,7 +543,7 @@ int readheaders(int sock,
* line before the body! Without this check fetchmail segfaults.
* With it, we treat such messages as spam and refuse them.
*/
- if (!refuse_mail && !isspace(line[0]) && !strchr(line, ':'))
+ if (!refuse_mail && !isspace((unsigned char)line[0]) && !strchr(line, ':'))
{
if (linelen != strlen (line))
has_nuls = TRUE;
@@ -696,7 +696,7 @@ int readheaders(int sock,
else
cp = NULL;
if (cp) {
- while (*cp && isspace(*cp)) cp++;
+ while (*cp && isspace((unsigned char)*cp)) cp++;
if (!*cp || ctl->dropstatus)
{
free(line);