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cmd: Clarify WCMD_if function.

This commit is contained in:
Frédéric Delanoy 2011-09-06 19:19:42 +02:00 committed by Alexandre Julliard
parent 7b9af22682
commit 191056ad5c
1 changed files with 10 additions and 21 deletions
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31
programs/cmd/builtins.c
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@ -1497,7 +1497,8 @@ void WCMD_popd (void) {
void WCMD_if (WCHAR *p, CMD_LIST **cmdList) {
int negate = 0, test = 0;
int negate; /* Negate condition */
int test; /* Condition evaluation result */
WCHAR condition[MAX_PATH], *command, *s;
static const WCHAR notW[] = {'n','o','t','\0'};
static const WCHAR errlvlW[] = {'e','r','r','o','r','l','e','v','e','l','\0'};
@ -1505,40 +1506,28 @@ void WCMD_if (WCHAR *p, CMD_LIST **cmdList) {
static const WCHAR defdW[] = {'d','e','f','i','n','e','d','\0'};
static const WCHAR eqeqW[] = {'=','=','\0'};
static const WCHAR parmI[] = {'/','I','\0'};
int caseInsensitive = (strstrW(quals, parmI) != NULL);
if (!lstrcmpiW (param1, notW)) {
negate = 1;
strcpyW (condition, param2);
}
else {
strcpyW (condition, param1);
}
negate = !lstrcmpiW(param1,notW);
strcpyW(condition, (negate ? param2 : param1));
WINE_TRACE("Condition: %s\n", wine_dbgstr_w(condition));
if (!lstrcmpiW (condition, errlvlW)) {
if (errorlevel >= atoiW(WCMD_parameter (p, 1+negate, NULL))) test = 1;
test = (errorlevel >= atoiW(WCMD_parameter(p, 1+negate, NULL)));
WCMD_parameter (p, 2+negate, &command);
}
else if (!lstrcmpiW (condition, existW)) {
if (GetFileAttributesW(WCMD_parameter (p, 1+negate, NULL)) != INVALID_FILE_ATTRIBUTES) {
test = 1;
}
test = (GetFileAttributesW(WCMD_parameter(p, 1+negate, NULL)) != INVALID_FILE_ATTRIBUTES);
WCMD_parameter (p, 2+negate, &command);
}
else if (!lstrcmpiW (condition, defdW)) {
if (GetEnvironmentVariableW(WCMD_parameter (p, 1+negate, NULL), NULL, 0) > 0) {
test = 1;
}
test = (GetEnvironmentVariableW(WCMD_parameter(p, 1+negate, NULL), NULL, 0) > 0);
WCMD_parameter (p, 2+negate, &command);
}
else if ((s = strstrW (p, eqeqW))) {
s += 2;
if (strstrW (quals, parmI) == NULL) {
if (!lstrcmpW (condition, WCMD_parameter (s, 0, NULL))) test = 1;
}
else {
if (!lstrcmpiW (condition, WCMD_parameter (s, 0, NULL))) test = 1;
}
test = caseInsensitive ? (!lstrcmpiW(condition, WCMD_parameter(s, 0, NULL)))
: (!lstrcmpW (condition, WCMD_parameter(s, 0, NULL)));
WCMD_parameter (s, 1, &command);
}
else {