root/release-kits/lirk3/wrapper/mywrapper.c @ 14982

Revision 14982, 2.0 KB (checked in by oranfry, 11 years ago)

initial import of LiRK3

Line 
1#include <iostream>
2#include <fstream>
3#include <iomanip>
4using namespace std;
5
6#include "mywrapper.h"
7
8bool extract_bundled_file( const char[], int, char* );
9
10int main(int argc, char** argv) {
11
12    string tempdir = (string)argv[0] + ".tmp"; //temporary directory where we will store extracted files
13    string jarfile = tempdir + "/greenstone3.jar"; //where we will store the jar file
14    bool succeeded = false;
15
16    //create the temp folder
17    cout << "Creating temp directory" << endl;
18    succeeded = ( 0 == system( ("mkdir " + tempdir).c_str() ) );
19    if ( !succeeded ) {
20        cout << "Failed to write to create the temp directory '" << tempdir << "'" << endl;
21        cout << "Check that it does not already exist and try again" << endl;
22        cout << "Exiting" << endl;
23        return 1;
24    }
25
26    //extract files
27    cout << "Extracting JAR file..." << endl;
28    succeeded = extract_bundled_file( greenstone3jar, sizeof(greenstone3jar), (char*)jarfile.c_str() );
29    if ( !succeeded ) {
30        cout << "failed" << endl;
31        cout << "Failed to extract the JAR file to '" << jarfile << "'" << endl;
32        cout << "The JAR file may have been bundled with this executable incorrectly" << endl;
33        cout << "Or this program may not have sufficient file permissions to write it to disk" << endl;
34        cout << "Exiting" << endl;
35        return 1;
36    }
37
38    //run the jar
39    cout << "Running the jar" << endl;
40    system( ("java -jar " + jarfile).c_str() );
41
42    //delete the temp files
43    cout << "Deleting the temp directory" << endl;
44    system( ("rm -rf " + tempdir).c_str() );
45    system( "rm ant.install.log" );
46
47
48    return 0;
49
50}
51
52bool extract_bundled_file( const char data[], int size, char* filename ) {
53
54    //delete the file if it exists
55    remove( filename );
56
57    //open the file
58    fstream binary_file( filename, ios::out|ios::binary );
59    if ( !binary_file.good() ) {
60        binary_file.close();
61        return false;
62    }
63
64    //write the file
65    binary_file.write( data, size );
66    if ( !binary_file.good() ) {
67        binary_file.close();
68        return false;
69    }
70
71    //close the file
72    binary_file.close();
73    if ( !binary_file.good() ) {
74        binary_file.close();
75        return false;
76    }
77
78    return true;
79
80}
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