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xcopy: Move command line parsing code into separate function.

oldstable
Martin Wilck 2010-10-27 01:48:50 +02:00 committed by Alexandre Julliard
parent 8a4c60335e
commit b62c0d23f7
2 changed files with 89 additions and 65 deletions
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153
programs/xcopy/xcopy.c
View File

@ -49,6 +49,9 @@
WINE_DEFAULT_DEBUG_CHANNEL(xcopy);
/* Prototypes */
static int XCOPY_ParseCommandLine(int argc, WCHAR **argvW,
WCHAR *suppliedsource,
WCHAR *supplieddestination, DWORD *flags);
static int XCOPY_ProcessSourceParm(WCHAR *suppliedsource, WCHAR *stem,
WCHAR *spec, DWORD flags);
static int XCOPY_ProcessDestParm(WCHAR *supplieddestination, WCHAR *stem,
@ -108,17 +111,6 @@ int wmain (int argc, WCHAR *argvW[])
const WCHAR PROMPTSTR1[] = {'/', 'Y', 0};
const WCHAR PROMPTSTR2[] = {'/', 'y', 0};
const WCHAR COPYCMD[] = {'C', 'O', 'P', 'Y', 'C', 'M', 'D', 0};
const WCHAR EXCLUDE[] = {'E', 'X', 'C', 'L', 'U', 'D', 'E', ':', 0};
/*
* Parse the command line
*/
/* Confirm at least one parameter */
if (argc < 2) {
XCOPY_wprintf(XCOPY_LoadMessage(STRING_INVPARMS));
return RC_INITERROR;
}
/* Preinitialize flags based on COPYCMD */
if (GetEnvironmentVariableW(COPYCMD, copyCmd, MAXSTRING)) {
@ -135,6 +127,88 @@ int wmain (int argc, WCHAR *argvW[])
lose */
flags |= OPT_COPYHIDSYS;
/*
* Parse the command line
*/
if ((rc = XCOPY_ParseCommandLine(argc, argvW, suppliedsource,
supplieddestination, &flags)) != RC_OK) {
if (rc == RC_HELP)
return RC_OK;
else
return rc;
}
/* Trace out the supplied information */
WINE_TRACE("Supplied parameters:\n");
WINE_TRACE("Source : '%s'\n", wine_dbgstr_w(suppliedsource));
WINE_TRACE("Destination : '%s'\n", wine_dbgstr_w(supplieddestination));
/* Extract required information from source specification */
rc = XCOPY_ProcessSourceParm(suppliedsource, sourcestem, sourcespec, flags);
if (rc != RC_OK) return rc;
/* Extract required information from destination specification */
rc = XCOPY_ProcessDestParm(supplieddestination, destinationstem,
destinationspec, sourcespec, flags);
if (rc != RC_OK) return rc;
/* Trace out the resulting information */
WINE_TRACE("Resolved parameters:\n");
WINE_TRACE("Source Stem : '%s'\n", wine_dbgstr_w(sourcestem));
WINE_TRACE("Source Spec : '%s'\n", wine_dbgstr_w(sourcespec));
WINE_TRACE("Dest Stem : '%s'\n", wine_dbgstr_w(destinationstem));
WINE_TRACE("Dest Spec : '%s'\n", wine_dbgstr_w(destinationspec));
/* Pause if necessary */
if (flags & OPT_PAUSE) {
DWORD count;
char pausestr[10];
XCOPY_wprintf(XCOPY_LoadMessage(STRING_PAUSE));
ReadFile (GetStdHandle(STD_INPUT_HANDLE), pausestr, sizeof(pausestr),
&count, NULL);
}
/* Now do the hard work... */
rc = XCOPY_DoCopy(sourcestem, sourcespec,
destinationstem, destinationspec,
flags);
/* Clear up exclude list allocated memory */
while (excludeList) {
EXCLUDELIST *pos = excludeList;
excludeList = excludeList -> next;
HeapFree(GetProcessHeap(), 0, pos->name);
HeapFree(GetProcessHeap(), 0, pos);
}
/* Finished - print trailer and exit */
if (flags & OPT_SIMULATE) {
XCOPY_wprintf(XCOPY_LoadMessage(STRING_SIMCOPY), filesCopied);
} else if (!(flags & OPT_NOCOPY)) {
XCOPY_wprintf(XCOPY_LoadMessage(STRING_COPY), filesCopied);
}
if (rc == RC_OK && filesCopied == 0) rc = RC_NOFILES;
return rc;
}
/* =========================================================================
XCOPY_ParseCommandLine - Parses the command line
========================================================================= */
static int XCOPY_ParseCommandLine(int argc, WCHAR **argvW,
WCHAR *suppliedsource,
WCHAR *supplieddestination, DWORD *pflags)
{
const WCHAR EXCLUDE[] = {'E', 'X', 'C', 'L', 'U', 'D', 'E', ':', 0};
DWORD flags = *pflags;
/* Confirm at least one parameter */
if (argc < 2) {
XCOPY_wprintf(XCOPY_LoadMessage(STRING_INVPARMS));
return RC_INITERROR;
}
/* Skip first arg, which is the program name */
argvW++;
@ -241,7 +315,7 @@ int wmain (int argc, WCHAR *argvW[])
case '-': if (toupper(argvW[0][2])=='Y')
flags &= ~OPT_NOPROMPT; break;
case '?': XCOPY_wprintf(XCOPY_LoadMessage(STRING_HELP));
return RC_OK;
return RC_HELP;
default:
WINE_TRACE("Unhandled parameter '%s'\n", wine_dbgstr_w(*argvW));
XCOPY_wprintf(XCOPY_LoadMessage(STRING_INVPARM), *argvW);
@ -255,59 +329,8 @@ int wmain (int argc, WCHAR *argvW[])
if (supplieddestination[0] == 0x00)
lstrcpyW(supplieddestination, wchr_dot);
/* Trace out the supplied information */
WINE_TRACE("Supplied parameters:\n");
WINE_TRACE("Source : '%s'\n", wine_dbgstr_w(suppliedsource));
WINE_TRACE("Destination : '%s'\n", wine_dbgstr_w(supplieddestination));
/* Extract required information from source specification */
rc = XCOPY_ProcessSourceParm(suppliedsource, sourcestem, sourcespec, flags);
if (rc != RC_OK) return rc;
/* Extract required information from destination specification */
rc = XCOPY_ProcessDestParm(supplieddestination, destinationstem,
destinationspec, sourcespec, flags);
if (rc != RC_OK) return rc;
/* Trace out the resulting information */
WINE_TRACE("Resolved parameters:\n");
WINE_TRACE("Source Stem : '%s'\n", wine_dbgstr_w(sourcestem));
WINE_TRACE("Source Spec : '%s'\n", wine_dbgstr_w(sourcespec));
WINE_TRACE("Dest Stem : '%s'\n", wine_dbgstr_w(destinationstem));
WINE_TRACE("Dest Spec : '%s'\n", wine_dbgstr_w(destinationspec));
/* Pause if necessary */
if (flags & OPT_PAUSE) {
DWORD count;
char pausestr[10];
XCOPY_wprintf(XCOPY_LoadMessage(STRING_PAUSE));
ReadFile (GetStdHandle(STD_INPUT_HANDLE), pausestr, sizeof(pausestr),
&count, NULL);
}
/* Now do the hard work... */
rc = XCOPY_DoCopy(sourcestem, sourcespec,
destinationstem, destinationspec,
flags);
/* Clear up exclude list allocated memory */
while (excludeList) {
EXCLUDELIST *pos = excludeList;
excludeList = excludeList -> next;
HeapFree(GetProcessHeap(), 0, pos->name);
HeapFree(GetProcessHeap(), 0, pos);
}
/* Finished - print trailer and exit */
if (flags & OPT_SIMULATE) {
XCOPY_wprintf(XCOPY_LoadMessage(STRING_SIMCOPY), filesCopied);
} else if (!(flags & OPT_NOCOPY)) {
XCOPY_wprintf(XCOPY_LoadMessage(STRING_COPY), filesCopied);
}
if (rc == RC_OK && filesCopied == 0) rc = RC_NOFILES;
return rc;
*pflags = flags;
return RC_OK;
}

1
programs/xcopy/xcopy.h
View File

@ -26,6 +26,7 @@
#define RC_CTRLC 2
#define RC_INITERROR 4
#define RC_WRITEERROR 5
#define RC_HELP 6
#define OPT_ASSUMEDIR 0x00000001
#define OPT_RECURSIVE 0x00000002