1 | #!/usr/bin/perl -w
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2 |
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3 | # Copyright 1997, O'Reilly & Associate, Inc.
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4 | #
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5 | # This package may be copied under the same terms as Perl itself.
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6 |
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7 | package JPL::Compile;
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8 | use Exporter ();
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9 | @ISA = qw(Exporter);
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10 | @EXPORT = qw(files file);
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11 |
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12 | use strict;
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13 |
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14 |
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15 | warn "You don't have a recent JDK kit your PATH, so this may fail.\n"
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16 | unless $ENV{PATH} =~ /(java|jdk1.[1-9])/;
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17 |
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18 | sub emit;
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19 |
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20 | my $PERL = "";
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21 | my $LASTCLASS = "";
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22 | my $PERLLINE = 0;
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23 | my $PROTO;
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24 |
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25 | my @protos;
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26 |
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27 | my $plfile;
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28 | my $jpfile;
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29 | my $hfile;
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30 | my $h_file;
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31 | my $cfile;
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32 | my $jfile;
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33 | my $classfile;
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34 |
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35 | my $DEBUG = $ENV{JPLDEBUG};
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36 |
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37 | my %ptype = qw(
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38 | Z boolean
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39 | B byte
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40 | C char
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41 | S short
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42 | I int
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43 | J long
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44 | F float
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45 | D double
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46 | );
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47 |
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48 | $ENV{CLASSPATH} =~ s/^/.:/ unless $ENV{CLASSPATH} =~ /^\.(?::|$)/;
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49 |
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50 | unless (caller) {
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51 | files(@ARGV);
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52 | }
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53 |
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54 | #######################################################################
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55 |
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56 | sub files {
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57 | foreach my $jpfile (@_) {
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58 | file($jpfile);
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59 | }
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60 | print "make\n";
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61 | system "make";
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62 | }
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63 |
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64 | sub file {
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65 | my $jpfile = shift;
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66 | my $JAVA = "";
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67 | my $lastpos = 0;
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68 | my $linenum = 2;
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69 | my %classseen;
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70 | my %fieldsig;
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71 | my %staticfield;
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72 |
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73 | (my $file = $jpfile) =~ s/\.jpl$//;
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74 | $jpfile = "$file.jpl";
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75 | $jfile = "$file.java";
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76 | $hfile = "$file.h";
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77 | $cfile = "$file.c";
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78 | $plfile = "$file.pl";
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79 | $classfile = "$file.class";
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80 |
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81 | ($h_file = $hfile) =~ s/_/_0005f/g;
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82 |
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83 | emit_c_header();
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84 |
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85 | # Extract out arg names from .java file, since .class doesn't have 'em.
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86 |
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87 | open(JPFILE, $jpfile) or die "Can't open $jpfile: $!\n";
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88 | undef $/;
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89 | $_ = <JPFILE>;
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90 | close JPFILE;
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91 |
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92 | die "$jpfile doesn't seem to define class $file!\n"
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93 | unless /class\s+\b$file\b[\w\s.,]*{/;
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94 |
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95 | @protos = ();
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96 | open(JFILE, ">$jfile") or die "Can't create $jfile: $!\n";
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97 |
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98 | while (m/\bperl\b([^\n]*?\b(\w+)\s*\(\s*(.*?)\s*\)[\s\w.,]*)\{\{(.*?)\}\}/sg) {
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99 | $JAVA = substr($`, $lastpos);
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100 | $lastpos = pos $_;
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101 | $JAVA .= "native";
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102 | $JAVA .= $1;
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103 |
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104 | my $method = $2;
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105 |
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106 | my $proto = $3;
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107 |
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108 | my $perl = $4;
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109 | (my $repl = $4) =~ tr/\n//cd;
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110 | $JAVA .= ';';
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111 | $linenum += $JAVA =~ tr/\n/\n/;
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112 | $JAVA .= $repl;
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113 | print JFILE $JAVA;
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114 |
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115 | $proto =~ s/\s+/ /g;
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116 | $perl =~ s/^[ \t]+\Z//m;
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117 | $perl =~ s/^[ \t]*\n//;
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118 | push(@protos, [$method, $proto, $perl, $linenum]);
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119 |
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120 | $linenum += $repl =~ tr/\n/\n/;
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121 | }
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122 |
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123 | print JFILE <<"END";
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124 | static {
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125 | System.loadLibrary("$file");
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126 | PerlInterpreter pi = new PerlInterpreter().fetch();
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127 | // pi.eval("\$JPL::DEBUG = \$ENV{JPLDEBUG};");
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128 | pi.eval("warn qq{loading $file\\n} if \$JPL::DEBUG");
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129 | pi.eval("eval {require '$plfile'}; print \$@ if \$@;");
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130 | }
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131 | END
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132 |
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133 | print JFILE substr($_, $lastpos);
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134 |
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135 | close JFILE;
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136 |
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137 | # Produce the corresponding .h file. Should really use make...
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138 |
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139 | if (not -s $hfile or -M $hfile > -M $jfile) {
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140 | if (not -s $classfile or -M $classfile > -M $jfile) {
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141 | unlink $classfile;
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142 | print "javac $jfile\n";
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143 | system "javac $jfile" and die "Couldn't run javac: exit $?\n";
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144 | if (not -s $classfile or -M $classfile > -M $jfile) {
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145 | die "Couldn't produce $classfile from $jfile!";
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146 | }
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147 | }
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148 | unlink $hfile;
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149 | print "javah -jni $file\n";
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150 | system "javah -jni $file" and die "Couldn't run javah: exit $?\n";
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151 | if (not -s $hfile and -s $h_file) {
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152 | rename $h_file, $hfile;
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153 | }
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154 | if (not -s $hfile or -M $hfile > -M $jfile) {
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155 | die "Couldn't produce $hfile from $classfile!";
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156 | }
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157 | }
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158 |
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159 | # Easiest place to get fields is from javap.
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160 |
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161 | print "javap -s $file\n";
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162 | open(JP, "javap -s $file|");
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163 | $/ = "\n";
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164 | while (<JP>) {
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165 | if (/^\s+([A-Za-z_].*) (\w+)[\[\d\]]*;/) {
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166 | my $jtype = $1;
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167 | my $name = $2;
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168 | $_ = <JP>;
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169 | s!^\s*/\*\s*!!;
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170 | s!\s*\*/\s*!!;
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171 | print "Field $jtype $name $_\n" if $DEBUG;
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172 | $fieldsig{$name} = $_;
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173 | $staticfield{$name} = $jtype =~ /\bstatic\b/;
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174 | }
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175 | while (m/L([^;]*);/g) {
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176 | my $pclass = j2p_class($1);
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177 | $classseen{$pclass}++;
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178 | }
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179 | }
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180 | close JP;
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181 |
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182 | open(HFILE, $hfile) or die "Couldn't open $hfile: $!\n";
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183 | undef $/;
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184 | $_ = <HFILE>;
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185 | close HFILE;
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186 |
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187 | die "panic: native method mismatch" if @protos != s/^JNIEXPORT/JNIEXPORT/gm;
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188 |
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189 | $PROTO = 0;
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190 | while (m{
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191 | \*\s*Class:\s*(\w+)\s*
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192 | \*\s*Method:\s*(\w+)\s*
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193 | \*\s*Signature:\s*(\S+)\s*\*/\s*
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194 | JNIEXPORT\s*(.*?)\s*JNICALL\s*(\w+)\s*\((.*?)\)
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195 | }gx) {
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196 | my $class = $1;
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197 | my $method = $2;
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198 | my $signature = $3;
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199 | my $rettype = $4;
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200 | my $cname = $5;
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201 | my $ctypes = $6;
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202 | $class =~ s/_0005f/_/g;
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203 | if ($method ne $protos[$PROTO][0]) {
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204 | die "Method name mismatch: $method vs $protos[$PROTO][0]\n";
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205 | }
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206 | print "$class.$method($protos[$PROTO][1]) =>
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207 | $signature
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208 | $rettype $cname($ctypes)\n" if $DEBUG;
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209 |
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210 | # Insert argument names into parameter list.
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211 |
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212 | my $env = "env";
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213 | my $obj = "obj";
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214 | my @jargs = split(/\s*,\s*/, $protos[$PROTO][1]);
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215 | foreach my $arg (@jargs) {
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216 | $arg =~ s/^.*\b(\w+).*$/${1}/;
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217 | }
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218 | my @tmpargs = @jargs;
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219 | unshift(@tmpargs, $env, $obj);
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220 | print "\t@tmpargs\n" if $DEBUG;
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221 | $ctypes .= ",";
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222 | $ctypes =~ s/,/' ' . shift(@tmpargs) . '_,'/eg;
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223 | $ctypes =~ s/,$//;
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224 | $ctypes =~ s/env_/env/;
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225 | $ctypes =~ s/obj_/obj/;
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226 | print "\t$ctypes\n" if $DEBUG;
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227 |
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228 | my $jlen = @jargs + 1;
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229 |
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230 | (my $mangclass = $class) =~ s/_/_1/g;
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231 | (my $mangmethod = $method) =~ s/_/_1/g;
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232 | my $plname = $cname;
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233 | $plname =~ s/^Java_${mangclass}_${mangmethod}/JPL::${class}::${method}/;
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234 | $plname =~ s/Ljava_lang_String_2/s/g;
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235 |
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236 | # Make glue code for each argument.
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237 |
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238 | (my $sig = $signature) =~ s/^\(//;
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239 |
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240 | my $decls = "";
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241 | my $glue = "";
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242 |
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243 | foreach my $jarg (@jargs) {
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244 | if ($sig =~ s/^[ZBCSI]//) {
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245 | $glue .= <<"";
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246 | ! /* $jarg */
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247 | ! PUSHs(sv_2mortal(newSViv(${jarg}_)));
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248 | !
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249 |
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250 | }
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251 | elsif ($sig =~ s/^[JFD]//) {
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252 | $glue .= <<"";
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253 | ! /* $jarg */
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254 | ! PUSHs(sv_2mortal(newSVnv(${jarg}_)));
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255 | !
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256 |
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257 | }
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258 | elsif ($sig =~ s#^Ljava/lang/String;##) {
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259 | $glue .= <<"";
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260 | ! /* $jarg */
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261 | ! tmpjb = (jbyte*)(*env)->GetStringUTFChars(env,${jarg}_,0);
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262 | ! PUSHs(sv_2mortal(newSVpv((char*)tmpjb,0)));
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263 | ! (*env)->ReleaseStringUTFChars(env,${jarg}_,tmpjb);
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264 | !
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265 |
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266 | }
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267 | elsif ($sig =~ s/^L([^;]*);//) {
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268 | my $pclass = j2p_class($1);
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269 | $classseen{$pclass}++;
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270 | $glue .= <<"";
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271 | ! /* $jarg */
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272 | ! if (!${jarg}_stashhv_)
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273 | ! ${jarg}_stashhv_ = gv_stashpv("$pclass", TRUE);
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274 | !
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275 | ! PUSHs(sv_bless(
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276 | ! sv_setref_iv(sv_newmortal(), Nullch, (IV)(void*)${jarg}_),
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277 | ! ${jarg}_stashhv_));
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278 | ! if (jpldebug)
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279 | ! fprintf(stderr, "Done with $jarg\\n");
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280 | !
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281 |
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282 | $decls .= <<"";
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283 | ! static HV* ${jarg}_stashhv_ = 0;
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284 |
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285 |
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286 | }
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287 | elsif ($sig =~ s/^\[+([ZBCSIJFD]|L[^;]*;)//) {
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288 | my $pclass = "jarray";
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289 | $classseen{$pclass}++;
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290 | $glue .= <<"";
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291 | ! /* $jarg */
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292 | ! if (!${jarg}_stashhv_)
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293 | ! ${jarg}_stashhv_ = gv_stashpv("$pclass", TRUE);
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294 | !
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295 | ! PUSHs(sv_bless(
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296 | ! sv_setref_iv(sv_newmortal(), Nullch, (IV)(void*)${jarg}_),
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297 | ! ${jarg}_stashhv_));
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298 | ! if (jpldebug)
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299 | ! fprintf(stderr, "Done with $jarg\\n");
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300 | !
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301 |
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302 | $decls .= <<"";
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303 | ! static HV* ${jarg}_stashhv_ = 0;
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304 |
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305 | }
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306 | else {
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307 | die "Short signature: $signature\n" if $sig eq "";
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308 | die "Unrecognized letter '" . substr($sig, 0, 1) . "' in signature $signature\n";
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309 | }
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310 | }
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311 |
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312 | $sig =~ s/^\)// or die "Argument mismatch in signature: $method$signature\n";
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313 |
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314 | my $void = $signature =~ /\)V$/;
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315 |
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316 | $decls .= <<"" if $signature =~ m#java/lang/String#;
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317 | ! jbyte* tmpjb;
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318 |
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319 | $decls .= <<"" unless $void;
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320 | ! SV* retsv;
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321 | ! $rettype retval;
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322 | !
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323 | ! if (jpldebug)
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324 | ! fprintf(stderr, "Got to $cname\\n");
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325 | ! ENTER;
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326 | ! SAVETMPS;
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327 |
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328 | emit <<"";
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329 | !JNIEXPORT $rettype JNICALL
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330 | !$cname($ctypes)
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331 | !{
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332 | ! static SV* methodsv = 0;
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333 | ! static HV* stashhv = 0;
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334 | ! dSP;
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335 | $decls
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336 | ! PUSHMARK(sp);
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337 | ! EXTEND(sp,$jlen);
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338 | !
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339 | ! sv_setiv(perl_get_sv("JPL::_env_", 1), (IV)(void*)env);
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340 | ! jplcurenv = env;
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341 | !
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342 | ! if (jpldebug)
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343 | ! fprintf(stderr, "env = %lx\\n", (long)$env);
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344 | !
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345 | ! if (!methodsv)
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346 | ! methodsv = (SV*)perl_get_cv("$plname", TRUE);
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347 | ! if (!stashhv)
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348 | ! stashhv = gv_stashpv("JPL::$class", TRUE);
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349 | !
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350 | ! if (jpldebug)
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351 | ! fprintf(stderr, "blessing obj = %lx\\n", obj);
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352 | ! PUSHs(sv_bless(
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353 | ! sv_setref_iv(sv_newmortal(), Nullch, (IV)(void*)obj),
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354 | ! stashhv));
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355 | !
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356 | $glue
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357 |
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358 | # Finally, call the subroutine.
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359 |
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360 | my $mod;
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361 | $mod = "|G_DISCARD" if $void;
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362 |
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363 | if ($void) {
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364 | emit <<"";
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365 | ! PUTBACK;
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366 | ! perl_call_sv(methodsv, G_EVAL|G_KEEPERR|G_DISCARD);
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367 | !
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368 |
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369 | }
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370 | else {
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371 | emit <<"";
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372 | ! PUTBACK;
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373 | ! if (perl_call_sv(methodsv, G_EVAL|G_KEEPERR))
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374 | ! retsv = *PL_stack_sp--;
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375 | ! else
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376 | ! retsv = &PL_sv_undef;
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377 | !
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378 |
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379 | }
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380 |
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381 | emit <<"";
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382 | ! if (SvTRUE(ERRSV)) {
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383 | ! jthrowable newExcCls;
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384 | !
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385 | ! (*env)->ExceptionDescribe(env);
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386 | ! (*env)->ExceptionClear(env);
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387 | !
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388 | ! newExcCls = (*env)->FindClass(env, "java/lang/RuntimeException");
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389 | ! if (newExcCls)
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390 | ! (*env)->ThrowNew(env, newExcCls, SvPV(ERRSV,PL_na));
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391 | ! }
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392 | !
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393 |
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394 | # Fix up the return value, if any.
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395 |
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396 | if ($sig =~ s/^V//) {
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397 | emit <<"";
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398 | ! return;
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399 |
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400 | }
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401 | elsif ($sig =~ s/^[ZBCSI]//) {
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402 | emit <<"";
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403 | ! retval = ($rettype)SvIV(retsv);
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404 | ! FREETMPS;
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405 | ! LEAVE;
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406 | ! return retval;
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407 |
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408 | }
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409 | elsif ($sig =~ s/^[JFD]//) {
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410 | emit <<"";
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411 | ! retval = ($rettype)SvNV(retsv);
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412 | ! FREETMPS;
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413 | ! LEAVE;
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414 | ! return retval;
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415 |
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416 | }
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417 | elsif ($sig =~ s#^Ljava/lang/String;##) {
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418 | emit <<"";
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419 | ! retval = (*env)->NewStringUTF(env, SvPV(retsv,PL_na));
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420 | ! FREETMPS;
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421 | ! LEAVE;
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422 | ! return retval;
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423 |
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424 | }
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425 | elsif ($sig =~ s/^L[^;]*;//) {
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426 | emit <<"";
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427 | ! if (SvROK(retsv)) {
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428 | ! SV* rv = (SV*)SvRV(retsv);
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429 | ! if (SvOBJECT(rv))
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430 | ! retval = ($rettype)(void*)SvIV(rv);
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431 | ! else
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432 | ! retval = ($rettype)(void*)0;
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433 | ! }
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434 | ! else
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435 | ! retval = ($rettype)(void*)0;
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436 | ! FREETMPS;
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437 | ! LEAVE;
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438 | ! return retval;
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439 |
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440 | }
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441 | elsif ($sig =~ s/^\[([ZBCSIJFD])//) {
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442 | my $elemtype = $1;
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443 | my $ptype = "\u$ptype{$elemtype}";
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444 | my $ntype = "j$ptype{$elemtype}";
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445 | my $in = $elemtype =~ /^[JFD]/ ? "N" : "I";
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446 | emit <<"";
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447 | ! if (SvROK(retsv)) {
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448 | ! SV* rv = (SV*)SvRV(retsv);
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449 | ! if (SvOBJECT(rv))
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450 | ! retval = ($rettype)(void*)SvIV(rv);
|
---|
451 | ! else if (SvTYPE(rv) == SVt_PVAV) {
|
---|
452 | ! jsize len = av_len((AV*)rv) + 1;
|
---|
453 | ! $ntype* buf = ($ntype*)malloc(len * sizeof($ntype));
|
---|
454 | ! int i;
|
---|
455 | ! SV** esv;
|
---|
456 | !
|
---|
457 | ! ${ntype}Array ja = (*env)->New${ptype}Array(env, len);
|
---|
458 | ! for (esv = AvARRAY((AV*)rv), i = 0; i < len; esv++, i++)
|
---|
459 | ! buf[i] = ($ntype)Sv${in}V(*esv);
|
---|
460 | ! (*env)->Set${ptype}ArrayRegion(env, ja, 0, len, buf);
|
---|
461 | ! free((void*)buf);
|
---|
462 | ! retval = ($rettype)ja;
|
---|
463 | ! }
|
---|
464 | ! else
|
---|
465 | ! retval = ($rettype)(void*)0;
|
---|
466 | ! }
|
---|
467 | ! else if (SvPOK(retsv)) {
|
---|
468 | ! jsize len = sv_len(retsv) / sizeof($ntype);
|
---|
469 | !
|
---|
470 | ! ${ntype}Array ja = (*env)->New${ptype}Array(env, len);
|
---|
471 | ! (*env)->Set${ptype}ArrayRegion(env, ja, 0, len, ($ntype*)SvPV(retsv,PL_na));
|
---|
472 | ! retval = ($rettype)ja;
|
---|
473 | ! }
|
---|
474 | ! else
|
---|
475 | ! retval = ($rettype)(void*)0;
|
---|
476 | ! FREETMPS;
|
---|
477 | ! LEAVE;
|
---|
478 | ! return retval;
|
---|
479 |
|
---|
480 | }
|
---|
481 | elsif ($sig =~ s!^\[Ljava/lang/String;!!) {
|
---|
482 | emit <<"";
|
---|
483 | ! if (SvROK(retsv)) {
|
---|
484 | ! SV* rv = (SV*)SvRV(retsv);
|
---|
485 | ! if (SvOBJECT(rv))
|
---|
486 | ! retval = ($rettype)(void*)SvIV(rv);
|
---|
487 | ! else if (SvTYPE(rv) == SVt_PVAV) {
|
---|
488 | ! jsize len = av_len((AV*)rv) + 1;
|
---|
489 | ! int i;
|
---|
490 | ! SV** esv;
|
---|
491 | ! static jclass jcl = 0;
|
---|
492 | ! jarray ja;
|
---|
493 | !
|
---|
494 | ! if (!jcl)
|
---|
495 | ! jcl = (*env)->FindClass(env, "java/lang/String");
|
---|
496 | ! ja = (*env)->NewObjectArray(env, len, jcl, 0);
|
---|
497 | ! for (esv = AvARRAY((AV*)rv), i = 0; i < len; esv++, i++) {
|
---|
498 | ! jobject str = (jobject)(*env)->NewStringUTF(env, SvPV(*esv,PL_na));
|
---|
499 | ! (*env)->SetObjectArrayElement(env, ja, i, str);
|
---|
500 | ! }
|
---|
501 | ! retval = ($rettype)ja;
|
---|
502 | ! }
|
---|
503 | ! else
|
---|
504 | ! retval = ($rettype)(void*)0;
|
---|
505 | ! }
|
---|
506 | ! else
|
---|
507 | ! retval = ($rettype)(void*)0;
|
---|
508 | ! FREETMPS;
|
---|
509 | ! LEAVE;
|
---|
510 | ! return retval;
|
---|
511 |
|
---|
512 | }
|
---|
513 | elsif ($sig =~ s/^(\[+)([ZBCSIJFD]|L[^;]*;)//) {
|
---|
514 | my $arity = length $1;
|
---|
515 | my $elemtype = $2;
|
---|
516 | emit <<"";
|
---|
517 | ! if (SvROK(retsv)) {
|
---|
518 | ! SV* rv = (SV*)SvRV(retsv);
|
---|
519 | ! if (SvOBJECT(rv))
|
---|
520 | ! retval = ($rettype)(void*)SvIV(rv);
|
---|
521 | ! else if (SvTYPE(rv) == SVt_PVAV) {
|
---|
522 | ! jsize len = av_len((AV*)rv) + 1;
|
---|
523 | ! int i;
|
---|
524 | ! SV** esv;
|
---|
525 | ! static jclass jcl = 0;
|
---|
526 | ! jarray ja;
|
---|
527 | !
|
---|
528 | ! if (!jcl)
|
---|
529 | ! jcl = (*env)->FindClass(env, "java/lang/Object");
|
---|
530 | ! ja = (*env)->NewObjectArray(env, len, jcl, 0);
|
---|
531 | ! for (esv = AvARRAY((AV*)rv), i = 0; i < len; esv++, i++) {
|
---|
532 | ! if (SvROK(*esv) && (rv = SvRV(*esv)) && SvOBJECT(rv)) {
|
---|
533 | ! (*env)->SetObjectArrayElement(env, ja, i,
|
---|
534 | ! (jobject)(void*)SvIV(rv));
|
---|
535 | ! }
|
---|
536 | ! else {
|
---|
537 | ! jobject str = (jobject)(*env)->NewStringUTF(env,
|
---|
538 | ! SvPV(*esv,PL_na));
|
---|
539 | ! (*env)->SetObjectArrayElement(env, ja, i, str);
|
---|
540 | ! }
|
---|
541 | ! }
|
---|
542 | ! retval = ($rettype)ja;
|
---|
543 | ! }
|
---|
544 | ! else
|
---|
545 | ! retval = ($rettype)(void*)0;
|
---|
546 | ! }
|
---|
547 | ! else
|
---|
548 | ! retval = ($rettype)(void*)0;
|
---|
549 | ! FREETMPS;
|
---|
550 | ! LEAVE;
|
---|
551 | ! return retval;
|
---|
552 |
|
---|
553 | }
|
---|
554 | else {
|
---|
555 | die "No return type: $signature\n" if $sig eq "";
|
---|
556 | die "Unrecognized return type '" . substr($sig, 0, 1) . "' in signature $signature\n";
|
---|
557 | }
|
---|
558 |
|
---|
559 | emit <<"";
|
---|
560 | !}
|
---|
561 | !
|
---|
562 |
|
---|
563 | my $perl = "";
|
---|
564 |
|
---|
565 | if ($class ne $LASTCLASS) {
|
---|
566 | $LASTCLASS = $class;
|
---|
567 | $perl .= <<"";
|
---|
568 | package JPL::${class};
|
---|
569 | use JNI;
|
---|
570 | use JPL::AutoLoader;
|
---|
571 | \@ISA = qw(jobject);
|
---|
572 | \$clazz = JNI::FindClass("$file");\n
|
---|
573 |
|
---|
574 | foreach my $field (sort keys %fieldsig) {
|
---|
575 | my $sig = $fieldsig{$field};
|
---|
576 | my $ptype = $ptype{$sig};
|
---|
577 | if ($ptype) {
|
---|
578 | $ptype = "\u$ptype";
|
---|
579 | if ($staticfield{$field}) {
|
---|
580 | $perl .= <<"";
|
---|
581 | \$${field}_FieldID = JNI::GetStaticFieldID(\$clazz, "$field", "$sig");
|
---|
582 | sub $field (\$;\$) {
|
---|
583 | my \$self = shift;
|
---|
584 | if (\@_) {
|
---|
585 | JNI::SetStatic${ptype}Field(\$clazz, \$${field}_FieldID, \$_[0]);
|
---|
586 | }
|
---|
587 | else {
|
---|
588 | JNI::GetStatic${ptype}Field(\$clazz, \$${field}_FieldID);
|
---|
589 | }
|
---|
590 | }\n
|
---|
591 |
|
---|
592 | }
|
---|
593 | else {
|
---|
594 | $perl .= <<"";
|
---|
595 | \$${field}_FieldID = JNI::GetFieldID(\$clazz, "$field", "$sig");
|
---|
596 | sub $field (\$;\$) {
|
---|
597 | my \$self = shift;
|
---|
598 | if (\@_) {
|
---|
599 | JNI::Set${ptype}Field(\$self, \$${field}_FieldID, \$_[0]);
|
---|
600 | }
|
---|
601 | else {
|
---|
602 | JNI::Get${ptype}Field(\$self, \$${field}_FieldID);
|
---|
603 | }
|
---|
604 | }\n
|
---|
605 |
|
---|
606 | }
|
---|
607 | }
|
---|
608 | else {
|
---|
609 | my $pltype = $sig;
|
---|
610 | if ($pltype =~ s/^L(.*);/$1/) {
|
---|
611 | $pltype =~ s!/!::!g;
|
---|
612 | }
|
---|
613 | else {
|
---|
614 | $pltype = 'jarray';
|
---|
615 | }
|
---|
616 | if ($pltype eq "java::lang::String") {
|
---|
617 | if ($staticfield{$field}) {
|
---|
618 | $perl .= <<"";
|
---|
619 | \$${field}_FieldID = JNI::GetStaticFieldID(\$clazz, "$field", "$sig");
|
---|
620 | sub $field (\$;\$) {
|
---|
621 | my \$self = shift;
|
---|
622 | if (\@_) {
|
---|
623 | JNI::SetStaticObjectField(\$clazz, \$${field}_FieldID,
|
---|
624 | ref \$_[0] ? \$_[0] : JNI::NewStringUTF(\$_[0]));
|
---|
625 | }
|
---|
626 | else {
|
---|
627 | JNI::GetStringUTFChars(JNI::GetStaticObjectField(\$clazz, \$${field}_FieldID));
|
---|
628 | }
|
---|
629 | }\n
|
---|
630 |
|
---|
631 | }
|
---|
632 | else {
|
---|
633 | $perl .= <<"";
|
---|
634 | \$${field}_FieldID = JNI::GetFieldID(\$clazz, "$field", "$sig");
|
---|
635 | sub $field (\$;\$) {
|
---|
636 | my \$self = shift;
|
---|
637 | if (\@_) {
|
---|
638 | JNI::SetObjectField(\$self, \$${field}_FieldID,
|
---|
639 | ref \$_[0] ? \$_[0] : JNI::NewStringUTF(\$_[0]));
|
---|
640 | }
|
---|
641 | else {
|
---|
642 | JNI::GetStringUTFChars(JNI::GetObjectField(\$self, \$${field}_FieldID));
|
---|
643 | }
|
---|
644 | }\n
|
---|
645 |
|
---|
646 | }
|
---|
647 | }
|
---|
648 | else {
|
---|
649 | if ($staticfield{$field}) {
|
---|
650 | $perl .= <<"";
|
---|
651 | \$${field}_FieldID = JNI::GetStaticFieldID(\$clazz, "$field", "$sig");
|
---|
652 | sub $field (\$;\$) {
|
---|
653 | my \$self = shift;
|
---|
654 | if (\@_) {
|
---|
655 | JNI::SetStaticObjectField(\$clazz, \$${field}_FieldID, \$_[0]);
|
---|
656 | }
|
---|
657 | else {
|
---|
658 | bless JNI::GetStaticObjectField(\$clazz, \$${field}_FieldID), "$pltype";
|
---|
659 | }
|
---|
660 | }\n
|
---|
661 |
|
---|
662 | }
|
---|
663 | else {
|
---|
664 | $perl .= <<"";
|
---|
665 | \$${field}_FieldID = JNI::GetFieldID(\$clazz, "$field", "$sig");
|
---|
666 | sub $field (\$;\$) {
|
---|
667 | my \$self = shift;
|
---|
668 | if (\@_) {
|
---|
669 | JNI::SetObjectField(\$self, \$${field}_FieldID, \$_[0]);
|
---|
670 | }
|
---|
671 | else {
|
---|
672 | bless JNI::GetObjectField(\$self, \$${field}_FieldID), "$pltype";
|
---|
673 | }
|
---|
674 | }\n
|
---|
675 |
|
---|
676 | }
|
---|
677 | }
|
---|
678 | }
|
---|
679 | }
|
---|
680 | }
|
---|
681 |
|
---|
682 | $plname =~ s/^JPL::${class}:://;
|
---|
683 |
|
---|
684 | my $proto = '$' x (@jargs + 1);
|
---|
685 | $perl .= "sub $plname ($proto) {\n";
|
---|
686 | $perl .= ' my ($self, ';
|
---|
687 | foreach my $jarg (@jargs) {
|
---|
688 | $perl .= "\$$jarg, ";
|
---|
689 | }
|
---|
690 | $perl =~ s/, $/) = \@_;\n/;
|
---|
691 | $perl .= <<"END";
|
---|
692 | warn "JPL::${class}::$plname(\@_)\\n" if \$JPL::DEBUG;
|
---|
693 | #line $protos[$PROTO][3] "$jpfile"
|
---|
694 | $protos[$PROTO][2]}
|
---|
695 |
|
---|
696 | END
|
---|
697 |
|
---|
698 | $PERLLINE += $perl =~ tr/\n/\n/ + 2;
|
---|
699 | $perl .= <<"END";
|
---|
700 | #line $PERLLINE ""
|
---|
701 | END
|
---|
702 | $PERLLINE--;
|
---|
703 |
|
---|
704 | $PERL .= $perl;
|
---|
705 | }
|
---|
706 | continue {
|
---|
707 | $PROTO++;
|
---|
708 | print "\n" if $DEBUG;
|
---|
709 | }
|
---|
710 |
|
---|
711 | emit_c_footer();
|
---|
712 |
|
---|
713 | rename $cfile, "$cfile.old";
|
---|
714 | rename "$cfile.new", $cfile;
|
---|
715 |
|
---|
716 | open(PLFILE, ">$plfile") or die "Can't create $plfile: $!\n";
|
---|
717 | print PLFILE "BEGIN { \$JPL::_env_ ||= 1; } # suppress bogus embedding\n\n";
|
---|
718 | if (%classseen) {
|
---|
719 | my @classes = sort keys %classseen;
|
---|
720 | print PLFILE "use JPL::Class qw(@classes);\n\n";
|
---|
721 | }
|
---|
722 | print PLFILE $PERL;
|
---|
723 | print PLFILE "1;\n";
|
---|
724 | close PLFILE;
|
---|
725 |
|
---|
726 | print "perl -c $plfile\n";
|
---|
727 | system "perl -c $plfile" and die "jpl stopped\n";
|
---|
728 | }
|
---|
729 |
|
---|
730 | sub emit_c_header {
|
---|
731 | open(CFILE, ">$cfile.new") or die "Can't create $cfile.new: $!\n";
|
---|
732 | emit <<"";
|
---|
733 | !/* This file is automatically generated. Do not modify! */
|
---|
734 | !
|
---|
735 | !#include "$hfile"
|
---|
736 | !
|
---|
737 | !#include "EXTERN.h"
|
---|
738 | !#include "perl.h"
|
---|
739 | !
|
---|
740 | !#ifndef EXTERN_C
|
---|
741 | !# ifdef __cplusplus
|
---|
742 | !# define EXTERN_C extern "C"
|
---|
743 | !# else
|
---|
744 | !# define EXTERN_C extern
|
---|
745 | !# endif
|
---|
746 | !#endif
|
---|
747 | !
|
---|
748 | !extern int jpldebug;
|
---|
749 | !extern JNIEnv* jplcurenv;
|
---|
750 | !
|
---|
751 |
|
---|
752 | }
|
---|
753 |
|
---|
754 |
|
---|
755 | sub emit_c_footer {
|
---|
756 | close CFILE;
|
---|
757 | }
|
---|
758 |
|
---|
759 | sub emit {
|
---|
760 | my $string = shift;
|
---|
761 | $string =~ s/^!//mg;
|
---|
762 | print CFILE $string;
|
---|
763 | }
|
---|
764 |
|
---|
765 | sub j2p_class {
|
---|
766 | my $jclass = shift;
|
---|
767 | $jclass =~ s#/#::#g;
|
---|
768 | $jclass;
|
---|
769 | }
|
---|