xref: /AOO41X/main/jvmfwk/plugins/sunmajor/javaenvsetup/javaldx.cxx (revision 1ecadb572e7010ff3b3382ad9bf179dbc6efadbb)
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27 
28 // MARKER(update_precomp.py): autogen include statement, do not remove
29 #include "precompiled_jvmfwk.hxx"
30 
31 #include <stdio.h>
32 #include <stdlib.h>
33 #include <string.h>
34 #include "sal/main.h"
35 #include "sal/types.h"
36 #include "osl/thread.h"
37 #include "rtl/ustring.hxx"
38 #include "rtl/byteseq.hxx"
39 #include "jvmfwk/framework.h"
40 
41 using namespace rtl;
42 
43 #define OUSTR(x) OUString(RTL_CONSTASCII_USTRINGPARAM( x ))
44 
45 static sal_Bool hasOption(char const * szOption, int argc, char** argv);
46 static rtl::OString getLD_LIBRARY_PATH(const rtl::ByteSequence & vendorData);
47 static bool findAndSelect(JavaInfo**);
48 //static sal_Bool printPaths(const OUString& sPathFile);
49 
50 #define HELP_TEXT    \
51 "\njavaldx is necessary to make Java work on some UNIX platforms." \
52 "It prints a string to std out that consists of directories which " \
53 "have to be included into the LD_LIBRARY_PATH variable.The setting of " \
54 "the variable usually occurs in a shell script that runs javaldx.\n" \
55 "The directories are from the chosen java installation. \n" \
56 "Options are: \n"\
57 "--help or -h\n"
58 
59 SAL_IMPLEMENT_MAIN_WITH_ARGS(argc, argv)
60 {
61     if( hasOption("--help",argc, argv) || hasOption("-h", argc, argv))
62     {
63         fprintf(stdout, HELP_TEXT);// default
64         return 0;
65     }
66     javaFrameworkError errcode = JFW_E_NONE;
67     sal_Bool bEnabled = sal_False;
68     errcode = jfw_getEnabled( & bEnabled);
69     if (errcode == JFW_E_NONE && bEnabled == sal_False)
70     {
71             //Do not do any preparation because that may only slow startup time.
72         return 0;
73     }
74     else if (errcode != JFW_E_NONE && errcode != JFW_E_DIRECT_MODE)
75     {
76         fprintf(stderr,"javaldx failed! \n");
77         return -1;
78     }
79 
80 
81     JavaInfo * pInfo = NULL;
82     errcode = jfw_getSelectedJRE( & pInfo);
83 
84     if (errcode == JFW_E_INVALID_SETTINGS)
85     {
86         fprintf(stderr,"javaldx failed. User must select a JRE from options dialog!");
87         return -1;
88     }
89     else if (errcode != JFW_E_NONE)
90     {
91         fprintf(stderr,"javaldx failed! \n");
92         return -1;
93     }
94 
95     if (pInfo == NULL)
96     {
97         if (false == findAndSelect(&pInfo))
98             return -1;
99     }
100     else
101     {
102         //check if the JRE was not uninstalled
103         sal_Bool bExist = sal_False;
104         errcode = jfw_existJRE(pInfo, &bExist);
105         if (errcode == JFW_E_NONE)
106         {
107             if (!bExist && !findAndSelect(&pInfo))
108                 return -1;
109         }
110         else
111         {
112             fprintf(stderr, "javaldx: Could not determine if JRE still exist\n");
113             return -1;
114         }
115     }
116 
117     //Only do something if the sunjavaplugin created this JavaInfo
118     rtl::OUString sVendor1(RTL_CONSTASCII_USTRINGPARAM("Sun Microsystems Inc."));
119     rtl::OUString sVendor2(RTL_CONSTASCII_USTRINGPARAM("IBM Corporation"));
120     rtl::OUString sVendor3(RTL_CONSTASCII_USTRINGPARAM("Blackdown Java-Linux Team"));
121     rtl::OUString sVendor4(RTL_CONSTASCII_USTRINGPARAM("Apple Inc."));
122     rtl::OUString sVendor5(RTL_CONSTASCII_USTRINGPARAM("Apple Computer, Inc."));
123     rtl::OUString sVendor6(RTL_CONSTASCII_USTRINGPARAM("BEA Systems, Inc."));
124     rtl::OUString sVendor7(RTL_CONSTASCII_USTRINGPARAM("Free Software Foundation, Inc."));
125     rtl::OUString sVendor8(RTL_CONSTASCII_USTRINGPARAM("The FreeBSD Foundation"));
126     if ( ! (sVendor1.equals(pInfo->sVendor) == sal_True
127             || sVendor2.equals(pInfo->sVendor) == sal_True
128             || sVendor3.equals(pInfo->sVendor) == sal_True
129             || sVendor4.equals(pInfo->sVendor) == sal_True
130             || sVendor5.equals(pInfo->sVendor) == sal_True
131             || sVendor6.equals(pInfo->sVendor) == sal_True
132             || sVendor7.equals(pInfo->sVendor) == sal_True
133             || sVendor8.equals(pInfo->sVendor) == sal_True))
134         return 0;
135 
136     rtl::OString sPaths = getLD_LIBRARY_PATH(pInfo->arVendorData);
137     fprintf(stdout, "%s\n", sPaths.getStr());
138     jfw_freeJavaInfo(pInfo);
139 
140     return 0;
141 }
142 
143 rtl::OString getLD_LIBRARY_PATH(const rtl::ByteSequence & vendorData)
144 {
145     const sal_Unicode* chars = (sal_Unicode*) vendorData.getConstArray();
146     sal_Int32 len = vendorData.getLength();
147     rtl::OUString sData(chars, len / 2);
148     //the runtime lib is on the first line
149     sal_Int32 index = 0;
150     rtl::OUString aToken = sData.getToken( 1, '\n', index);
151 
152     rtl::OString paths =
153         rtl::OUStringToOString(aToken, osl_getThreadTextEncoding());
154     return paths;
155 }
156 
157 static sal_Bool hasOption(char const * szOption, int argc, char** argv)
158 {
159     sal_Bool retVal= sal_False;
160     for(sal_Int16 i= 1; i < argc; i++)
161     {
162         if( ! strcmp(argv[i], szOption))
163         {
164             retVal= sal_True;
165             break;
166         }
167     }
168     return retVal;
169 }
170 
171 static bool findAndSelect(JavaInfo ** ppInfo)
172 {
173     javaFrameworkError errcode = jfw_findAndSelectJRE(ppInfo);
174     if (errcode == JFW_E_NO_JAVA_FOUND)
175     {
176         fprintf(stderr,"javaldx: Could not find a Java Runtime Environment! \n");
177         return false;
178     }
179     else if (errcode != JFW_E_NONE && errcode != JFW_E_DIRECT_MODE)
180     {
181         fprintf(stderr,"javaldx failed!\n");
182         return false;
183     }
184     return true;
185 }
186 
187 
188 
189