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xcopy: Avoid using isdigit() for WCHARs. 

Found with Coccinelle.

Signed-off-by: Akihiro Sagawa <sagawa.aki@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Akihiro Sagawa 2017-05-17 21:35:52 +09:00 committed by Alexandre Julliard
parent 505be073a1
commit 373604f253
1 changed files with 10 additions and 5 deletions
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15
programs/xcopy/xcopy.c
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@ -643,7 +643,7 @@ cleanup:
/* =========================================================================
XCOPY_ParseCommandLine - Parses the command line
========================================================================= */
static BOOL is_whitespace(WCHAR c)
static inline BOOL is_whitespace(WCHAR c)
{
return c == ' ' || c == '\t';
}
@ -654,6 +654,11 @@ static WCHAR *skip_whitespace(WCHAR *p)
return p;
}
static inline BOOL is_digit(WCHAR c)
{
return c >= '0' && c <= '9';
}
/* Windows XCOPY uses a simplified command line parsing algorithm
that lacks the escaped-quote logic of build_argv(), because
literal double quotes are illegal in any of its arguments.
@ -770,7 +775,7 @@ static int XCOPY_ParseCommandLine(WCHAR *suppliedsource,
break;
/* D can be /D or /D: */
case 'D': if (word[2]==':' && isdigit(word[3])) {
case 'D': if (word[2]==':' && is_digit(word[3])) {
SYSTEMTIME st;
WCHAR *pos = &word[3];
BOOL isError = FALSE;
@ -781,18 +786,18 @@ static int XCOPY_ParseCommandLine(WCHAR *suppliedsource,
* It is hardcoded to month-day-year.
*/
st.wMonth = _wtol(pos);
while (*pos && isdigit(*pos)) pos++;
while (*pos && is_digit(*pos)) pos++;
if (*pos++ != '-') isError = TRUE;
if (!isError) {
st.wDay = _wtol(pos);
while (*pos && isdigit(*pos)) pos++;
while (*pos && is_digit(*pos)) pos++;
if (*pos++ != '-') isError = TRUE;
}
if (!isError) {
st.wYear = _wtol(pos);
while (*pos && isdigit(*pos)) pos++;
while (*pos && is_digit(*pos)) pos++;
if (st.wYear < 100) st.wYear+=2000;
}