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53bd594111
compiler warnings, and to avoid flushing cout unnecessarily. git-svn-id: http://svn.osgeo.org/qgis/trunk@5587 c8812cc2-4d05-0410-92ff-de0c093fc19c
152 lines
4.7 KiB
C++
152 lines
4.7 KiB
C++
/***************************************************************************
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qgis_config.cpp
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Display information about the installed version of QGIS.
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This information can be used to configure applications that use
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the QGIS library.
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begin : 2004-03-22
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copyright : (C) 2004 by Gary Sherman
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email : sherman at mrcc.com
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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/* $Id$ */
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#include <iostream>
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#include <getopt.h>
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/**
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* Show usage of qgis_config when user supplies --help or -h as an argument
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*/
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void usage()
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{
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std::cout <<
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"qgis_config provides information about the installed version of QGIS.\n\n" <<
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"Usage:\n " <<
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" qgis_config OPTION...\n\n" <<
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"Options:\n" <<
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" --prefix print the prefix used by qgis\n" <<
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" --bindir print destination of executable(s)\n" <<
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" --cflags print the compiler flags that are necessary to\n" <<
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" compile a plug-inshow location of C++ header files\n" <<
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" --libs print the linker flags that are necessary to link a\n" <<
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" plug-in\n" <<
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" --plugindir print the path where the plugins are installed\n" <<
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" --major_version print major version of qgis\n" <<
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" --minor_version print minor version of qgis\n" <<
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" --micro_version print micro version of qgis\n" <<
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" --extra_version print extra version of qgis\n" <<
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" --help show this help, then exit\n"
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<< std::endl;
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}
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/**
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* Main function to display various information about the configured
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* and installed version of QGIS. This information is based on parameters
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* supplied when configuring QGIS prior to building.
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*/
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int main(int argc, char **argv)
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{
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int optionChar;
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// options structure
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static struct option long_options[] =
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{
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/* These options set a flag. */
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{"help", no_argument, 0, 'h'},
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/* These options don't set a flag.
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* We distinguish them by their indices. */
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{"prefix", no_argument, 0, 'p'},
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{"bindir", no_argument, 0, 'b'},
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{"cflags", no_argument, 0, 'c'},
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{"libs", no_argument, 0, 'l'},
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{"plugindir", no_argument, 0, 'w'},
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{"major_version", no_argument, 0, '1'},
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{"minor_version", no_argument, 0, '2'},
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{"micro_version", no_argument, 0, '3'},
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{"extra_version", no_argument, 0, '4'},
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{0, 0, 0, 0}
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};
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// If no argument is given, show hint
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if(argc == 1)
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{
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std::cout << "qgis_config: argument required\n"
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<< "Try \"qgis_config --help\" for more information.\n";
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}else
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{
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// One or more arguments supplied
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while (1)
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{
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/* getopt_long stores the option index here. */
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int option_index = 0;
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optionChar = getopt_long (argc, argv, "pbclw",
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long_options, &option_index);
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/* Detect the end of the options. */
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if (optionChar == -1)
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break;
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switch (optionChar)
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{
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case 'p':
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std::cout << PREFIX << '\n';
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break;
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case 'b':
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std::cout << BIN_DIR << '\n';
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break;
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case 'c':
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std::cout << "-I" << INCLUDE_DIR << " "
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<< "-I" << INCLUDE_DIR << "/qgis\n";
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break;
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case 'l':
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std::cout << "-L" << LIB_DIR
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<< " -lqgis_core -lqgis_gui -lqgis_composer"
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<< " -lqgisgrass -lqgis_legend -lqgis_raster\n";
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break;
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case 'w':
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std::cout << PLUGIN_DIR << '\n';
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break;
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case '1':
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std::cout << MAJOR_VERSION << '\n';
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break;
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case '2':
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std::cout << MINOR_VERSION << '\n';
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break;
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case '3':
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std::cout << MICRO_VERSION << '\n';
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break;
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case '4':
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std::cout << EXTRA_VERSION << '\n';
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break;
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case 'h':
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usage();
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return 1;
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break;
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default:
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std::cout << "Try \"qgis_config --help\" for more information.\n";
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return 1;
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}
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}
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}
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// return success
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return 0;
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}
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