db/QueryPkgConfig.java

   1
   2 package org.de.metux.unitool.db;
   3
   4 import org.de.metux.util.ShellVariableDef;
   5 import org.de.metux.util.StrSplit;
   6 import org.de.metux.util.StrReplace;
   7 import org.de.metux.util.PathNormalizer;
   8 import org.de.metux.util.StrUtil;
   9 import org.de.metux.util.Environment;
  10 import org.de.metux.util.Exec;
  11 import org.de.metux.util.CmdLineSplitter;
  12
  13 import java.io.BufferedReader;
  14 import java.io.IOException;
  15 import java.io.FileNotFoundException;
  16 import java.io.File;
  17 import java.io.FileReader;
  18
  19 import org.de.metux.unitool.base.PackageInfo;
  20 import org.de.metux.unitool.base.EPkgConfigMissingProperty;
  21 import org.de.metux.unitool.base.EPkgConfigParseError;
  22 import org.de.metux.unitool.base.EPkgConfigUnhandledProperty;
  23
  24 public class QueryPkgConfig
  25 {
  26     String query_command;
  27     String path;
  28     String sysroot;
  29
  30     public QueryPkgConfig()
  31     {
  32         query_command = Environment.getenv("PKG_CONFIG");
  33     }
  34
  35     public void setPath(String p)
  36     {
  37         path = p;
  38     }
  39
  40     public void setCommand(String cmd)
  41     {
  42         query_command = cmd;
  43     }
  44
  45     public void setSysroot(String sr)
  46     {
  47         sysroot = sr;
  48     }
  49
  50     public PackageInfo queryPackage(String pkgname, String minversion)
  51     {
  52         if (StrUtil.isEmpty(query_command))
  53             throw new RuntimeException("query_command not set");
  54         if (StrUtil.isEmpty(path))
  55             throw new RuntimeException("path not set");
  56
  57         String pkg_config = "export PKG_CONFIG_PATH=\""+path+"\" ; "+query_command;
  58         String suffix = " || echo PKG_CONFIG_QUERY_ERROR";
  59
  60 //      String cmd_cflags  = pkg_config+" --cflags "+pkgname+suffix;
  61 //      String cmd_ldflags = pkg_config+" --libs "+pkgname+suffix;
  62
  63         // we have to call pkgconfig
  64         String cflags  = new Exec().run_catch(pkg_config+" --cflags "+pkgname+suffix);
  65         String ldflags = new Exec().run_catch(pkg_config+" --libs "+pkgname+suffix);
  66
  67         if ((cflags.indexOf("PKG_CONFIG_QUERY_ERROR")!=-1) ||
  68             (ldflags.indexOf("PKG_CONFIG_QUERY_ERROR")!=-1))
  69             throw new RuntimeException("Query error");
  70
  71         PackageInfo pkg = new PackageInfo();
  72         if (!StrUtil.isEmpty(sysroot))
  73             pkg.sysroot = sysroot;
  74
  75         /* process cflags */
  76         {
  77             String elems[] = CmdLineSplitter.split(cflags);
  78             for (int x=0; x<elems.length; x++)
  79             {
  80                 if (elems[x].startsWith("-I"))
  81                     pkg.include_pathes.add(elems[x].substring(2));
  82                 else
  83                     throw new RuntimeException("unhandled cflag: \""+elems[x]);
  84             }
  85         }
  86
  87         /* process ldflags */
  88         {
  89             String elems[] = CmdLineSplitter.split(ldflags);
  90             for (int x=0; x<elems.length; x++)
  91             {
  92                 if (elems[x].startsWith("-L"))
  93                     pkg.library_pathes.add(elems[x].substring(2));
  94                 else if (elems[x].startsWith("-l"))
  95                     pkg.libraries.add(elems[x].substring(2));
  96                 else
  97                     throw new RuntimeException("unhandled ldflag: \""+elems[x]);
  98             }
  99         }
 100
 101         return pkg;
 102     }
 103 }