xref: /AOO41X/main/sal/rtl/source/cmdargs.cxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)
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27*cdf0e10cSrcweir 
28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove
29*cdf0e10cSrcweir #include "precompiled_sal.hxx"
30*cdf0e10cSrcweir 
31*cdf0e10cSrcweir #include <osl/mutex.hxx>
32*cdf0e10cSrcweir #include <rtl/process.h>
33*cdf0e10cSrcweir #include <rtl/ustring.hxx>
34*cdf0e10cSrcweir 
35*cdf0e10cSrcweir namespace {
36*cdf0e10cSrcweir 
37*cdf0e10cSrcweir rtl_uString ** g_ppCommandArgs = 0;
38*cdf0e10cSrcweir sal_uInt32     g_nCommandArgCount = 0;
39*cdf0e10cSrcweir 
40*cdf0e10cSrcweir struct ArgHolder
41*cdf0e10cSrcweir {
42*cdf0e10cSrcweir 	~ArgHolder();
43*cdf0e10cSrcweir };
44*cdf0e10cSrcweir 
45*cdf0e10cSrcweir ArgHolder::~ArgHolder()
46*cdf0e10cSrcweir {
47*cdf0e10cSrcweir 	while (g_nCommandArgCount > 0)
48*cdf0e10cSrcweir 		rtl_uString_release (g_ppCommandArgs[--g_nCommandArgCount]);
49*cdf0e10cSrcweir 
50*cdf0e10cSrcweir 	rtl_freeMemory (g_ppCommandArgs);
51*cdf0e10cSrcweir 	g_ppCommandArgs = 0;
52*cdf0e10cSrcweir }
53*cdf0e10cSrcweir 
54*cdf0e10cSrcweir // The destructor of this static ArgHolder is "activated" by the assignments to
55*cdf0e10cSrcweir // g_ppCommandArgs and g_nCommandArgCount in init():
56*cdf0e10cSrcweir ArgHolder argHolder;
57*cdf0e10cSrcweir 
58*cdf0e10cSrcweir void init()
59*cdf0e10cSrcweir {
60*cdf0e10cSrcweir 	osl::MutexGuard guard( osl::Mutex::getGlobalMutex() );
61*cdf0e10cSrcweir 	if (!g_ppCommandArgs)
62*cdf0e10cSrcweir 	{
63*cdf0e10cSrcweir 		sal_Int32 i, n = osl_getCommandArgCount();
64*cdf0e10cSrcweir 
65*cdf0e10cSrcweir 		g_ppCommandArgs =
66*cdf0e10cSrcweir 			(rtl_uString**)rtl_allocateZeroMemory (n * sizeof(rtl_uString*));
67*cdf0e10cSrcweir 		for (i = 0; i < n; i++)
68*cdf0e10cSrcweir 		{
69*cdf0e10cSrcweir 			rtl_uString * pArg = 0;
70*cdf0e10cSrcweir 			osl_getCommandArg (i, &pArg);
71*cdf0e10cSrcweir 			if (('-' == pArg->buffer[0] || '/' == pArg->buffer[0]) &&
72*cdf0e10cSrcweir 				 'e' == pArg->buffer[1] &&
73*cdf0e10cSrcweir 				 'n' == pArg->buffer[2] &&
74*cdf0e10cSrcweir 				 'v' == pArg->buffer[3] &&
75*cdf0e10cSrcweir 				 ':' == pArg->buffer[4] &&
76*cdf0e10cSrcweir 				rtl_ustr_indexOfChar (&(pArg->buffer[5]), '=') >= 0 )
77*cdf0e10cSrcweir 			{
78*cdf0e10cSrcweir 				// ignore.
79*cdf0e10cSrcweir 				rtl_uString_release (pArg);
80*cdf0e10cSrcweir 			}
81*cdf0e10cSrcweir 			else
82*cdf0e10cSrcweir 			{
83*cdf0e10cSrcweir 				// assign.
84*cdf0e10cSrcweir 				g_ppCommandArgs[g_nCommandArgCount++] = pArg;
85*cdf0e10cSrcweir 			}
86*cdf0e10cSrcweir 		}
87*cdf0e10cSrcweir 	}
88*cdf0e10cSrcweir }
89*cdf0e10cSrcweir 
90*cdf0e10cSrcweir }
91*cdf0e10cSrcweir 
92*cdf0e10cSrcweir oslProcessError SAL_CALL rtl_getAppCommandArg (
93*cdf0e10cSrcweir 	sal_uInt32 nArg, rtl_uString **ppCommandArg)
94*cdf0e10cSrcweir {
95*cdf0e10cSrcweir     init();
96*cdf0e10cSrcweir 	oslProcessError result = osl_Process_E_NotFound;
97*cdf0e10cSrcweir 	if( nArg < g_nCommandArgCount )
98*cdf0e10cSrcweir 	{
99*cdf0e10cSrcweir  		rtl_uString_assign( ppCommandArg, g_ppCommandArgs[nArg] );
100*cdf0e10cSrcweir 		result = osl_Process_E_None;
101*cdf0e10cSrcweir 	}
102*cdf0e10cSrcweir 	return (result);
103*cdf0e10cSrcweir }
104*cdf0e10cSrcweir 
105*cdf0e10cSrcweir sal_uInt32 SAL_CALL rtl_getAppCommandArgCount (void)
106*cdf0e10cSrcweir {
107*cdf0e10cSrcweir     init();
108*cdf0e10cSrcweir 	return g_nCommandArgCount;
109*cdf0e10cSrcweir }
110