nhyatt/putty-source
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Arguments to ctype functions are required to be either EOF or representable

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as unsigned char.  This means that passing in a bare char is incorrect on
systems where char is signed.  Sprinkle some appropriate casts to prevent
this.

[originally from svn r8406]
This commit is contained in:
Ben Harris 2009-01-11 14:26:27 +00:00
parent 91496d37c7
commit 36f502fa93
3 changed files with 3 additions and 3 deletions
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2
cmdgen.c
View File

@ -119,7 +119,7 @@ void sk_cleanup(void)
void showversion(void)
{
char *verstr = dupstr(ver);
verstr[0] = tolower(verstr[0]);
verstr[0] = tolower((unsigned char)verstr[0]);
printf("PuTTYgen %s\n", verstr);
sfree(verstr);
}

2
logging.c
View File

@ -384,7 +384,7 @@ static void xlatlognam(Filename *dest, Filename src,
char c;
s++;
size = 0;
if (*s) switch (c = *s++, tolower(c)) {
if (*s) switch (c = *s++, tolower((unsigned char)c)) {
case 'y':
size = strftime(buf, sizeof(buf), "%Y", tm);
break;

2
terminal.c
View File

@ -5942,7 +5942,7 @@ void term_key(Terminal *term, Key_Sym keysym, wchar_t *text, size_t tlen,
if (modifiers & PKM_CONTROL)
c &= 0x1f;
else if (modifiers & PKM_SHIFT)
c = toupper(c);
c = toupper((unsigned char)c);
}
*p++ = c;
goto done;