3 # Helper to enforce array-ness.
4 proc makearray {name} {
15 # This maps a name to its style:
16 # * bc objects in this package and all its sub-packages
17 # are to be compiled with the BC ABI. It is an error
18 # for sub-packages to also appear in the map.
20 # objects in this package (and possibly sub-packages,
21 # if they do not appear in the map) will be compiled en masse
22 # from source into a single object, using the C++ ABI.
24 # objects in this package (and possibly sub-packages
25 # if they do not appear in the map) will be compiled one at
26 # a time into separate .o files.
28 # objects in this package are not used. Note however that
29 # most ignored files are actually handled by listing them in
32 # If a package does not appear in the map, the default is 'package'.
34 set package_map(.) package
36 # These are ignored in Classpath.
37 set package_map(gnu/test) ignore
38 set package_map(gnu/javax/swing/plaf/gtk) ignore
40 set package_map(gnu/xml) bc
41 set package_map(javax/imageio) bc
42 set package_map(javax/xml) bc
43 set package_map(gnu/java/beans) bc
44 set package_map(gnu/java/awt/peer/gtk) bc
45 set package_map(org/xml) bc
46 set package_map(org/w3c) bc
48 # This is handled specially by the Makefile.
49 # We still want it byte-compiled so it isn't in the .omit file.
50 set package_map(gnu/gcj/tools/gcj_dbtool/Main.java) ignore
52 # These are handled specially. If we list Class.java with other files
53 # in java.lang, we hit a compiler bug.
54 set package_map(java/lang/Class.java) ignore
55 set package_map(java/lang/Object.java) ignore
57 # More special cases. These end up in their own library.
58 # Note that if we BC-compile AWT we must update these as well.
59 set package_map(gnu/gcj/xlib) ignore
60 set package_map(gnu/awt/xlib) ignore
62 # Some BC ABI packages have classes which must not be compiled BC.
63 # This maps such packages to a grep expression for excluding such
66 makearray exclusion_map
67 # set exclusion_map(java/awt) AWTPermission
69 # This maps a package name to a list of corresponding .java file base
70 # names. The package name will either appear as a key in package_map,
71 # or it will be '.' for the default.
75 # This maps a java file base name, like 'java/lang/Object.java', to
76 # the source directory in which it resides. We keep a layer of
77 # indirection here so that we can override sources in Classpath with
82 # List of all '@' files that we are going to compile.
85 # List of all header file variables.
88 # List of all BC object files.
91 # List of regexps for matching ignored files.
95 # Return true if a given file should be ignored.
96 # The argument is the path name including the package part.
97 proc ignore_file_p {file} {
99 foreach rx $ignore_rx_list {
100 if {[regexp -- $rx $file]} {
101 verbose "ignoring $file for $rx"
108 # Read a '.omit' file and update the internal data structures.
109 proc read_omit_file {name} {
110 global ignore_rx_list
111 set fd [open $name r]
112 while {! [eof $fd]} {
115 # Classpath's entries bogusly start with "../".
116 if {[string match ../* $line]} {
117 set line [string range $line 3 end]
121 lappend ignore_rx_list $line
127 # Classify a single source file.
128 proc classify_source_file {basedir file} {
129 global package_map name_map dir_map
131 if {[ignore_file_p $file]} {
135 set seen [info exists dir_map($file)]
136 set dir_map($file) $basedir
139 if {[info exists package_map($pkg)]} {
140 # If the entry for '.' is 'package', then set up a new entry for
141 # the file's package.
142 if {$pkg == "." && $package_map($pkg) == "package"} {
143 set pkg [file dirname $file]
144 set package_map($pkg) package
146 verbose "classify succeeded: $file -> $pkg"
148 lappend name_map($pkg) $file
152 set pkg [file dirname $pkg]
157 # Scan a directory and its subdirectories for .java source files.
158 # Note that we keep basedir and subdir separate so we can properly
159 # update our global data structures.
160 proc scan_directory {basedir subdir} {
167 foreach file [lsort [glob *]] {
168 if {[string match *.java $file]} {
169 lappend files $subdir/$file
170 } elseif {[file isdirectory $file]} {
171 lappend subdirs $subdir/$file
176 # Recurse first, so that we don't create new packages too eagerly.
177 foreach dir $subdirs {
178 scan_directory $basedir $dir
181 foreach file $files {
182 classify_source_file $basedir $file
186 # Scan known packages beneath the base directory for .java source
188 proc scan_packages {basedir} {
189 foreach subdir {gnu java javax org} {
190 if {[file exists $basedir/$subdir]} {
191 scan_directory $basedir $subdir
196 # Emit a rule for a 'bc' package.
197 proc emit_bc_rule {package} {
198 global package_map exclusion_map bc_objects
200 if {$package == "."} {
205 set varname [join [split $pkgname /] _]_source_files
206 set loname [join [split $pkgname /] -].lo
208 puts "$loname: \$($varname)"
209 puts "\t\$(LTGCJCOMPILE) -fjni -findirect-dispatch -c -o $loname \\"
211 if {[info exists exclusion_map($package)]} {
212 set omit "| grep -v $exclusion_map($package)"
214 # classpath was built first, so the class files are to be found
216 puts "\t\t`find classpath/lib/$package -name '*.class' | sort -r$omit`"
219 # We skip this one because it is built into its own library and is
220 # handled specially in Makefile.am.
221 if {$loname != "gnu-java-awt-peer-gtk.lo"} {
222 lappend bc_objects $loname
226 # Emit a rule for a 'package' package.
227 proc emit_package_rule {package} {
228 global package_map exclusion_map package_files
230 if {$package == "."} {
235 set varname [join [split $pkgname /] _]_source_files
240 # A rule to make the phony file we are going to compile.
241 puts "$lname: \$($varname)"
242 puts "\t@\$(mkinstalldirs) \$(dir \$@)"
243 puts "\t@for file in \$($varname); do \\"
244 puts "\t if test -f \$(srcdir)/\$\$file; then \\"
245 puts "\t echo \$(srcdir)/\$\$file; \\"
246 puts "\t else echo \$\$file; fi; \\"
247 puts "\tdone > $lname"
249 puts "-include $dname"
253 lappend package_files $lname
256 # Emit a source file variable for a package, and corresponding header
257 # file variable, if needed.
258 proc emit_source_var {package} {
259 global package_map name_map dir_map header_vars
261 if {$package == "."} {
266 set uname [join [split $pkgname /] _]
267 set varname ${uname}_source_files
268 puts -nonewline "$varname ="
271 foreach base [lsort $name_map($package)] {
272 # Terminate previous line.
274 # Having files start with './' is ugly and confuses the automake
275 # "dirstamp" code; see automake PR 461.
276 set ndir $dir_map($base)/
280 puts -nonewline "${ndir}${base}"
281 set dirs($dir_map($base)) 1
286 if {$package_map($package) != "bc"} {
287 # Ugly code to build up the appropriate patsubst.
288 set result "\$(patsubst %.java,%.h,\$($varname))"
289 foreach dir [lsort [array names dirs]] {
290 set result "\$(patsubst $dir/%,%,$result)"
293 if {$package == "." || $package == "java/lang"} {
295 set result "\$(filter-out java/lang/Object.h java/lang/Class.h,$result)"
298 puts "${uname}_header_files = $result"
299 lappend header_vars "${uname}_header_files"
304 # Pretty-print a Makefile variable.
305 proc pp_var {name valueList {pre ""} {post ""}} {
307 puts -nonewline "$name ="
308 foreach val $valueList {
310 puts -nonewline " ${pre}${val}${post}"
315 # Read the proper .omit files.
316 read_omit_file standard.omit
317 read_omit_file classpath/lib/standard.omit
319 # Scan classpath first.
320 scan_packages classpath
321 scan_packages classpath/external/sax
322 scan_packages classpath/external/w3c_dom
323 # Now scan our own files; this will correctly override decisions made
324 # when scanning classpath.
326 # Files created by the build.
327 classify_source_file . java/lang/ConcreteProcess.java
328 classify_source_file classpath java/util/LocaleData.java
329 classify_source_file classpath gnu/classpath/Configuration.java
331 puts "## This file was automatically generated by scripts/makemake.tcl"
332 puts "## Do not edit!"
335 foreach package [lsort [array names package_map]] {
336 if {$package_map($package) == "ignore"} {
339 if {! [info exists name_map($package)]} {
343 emit_source_var $package
345 if {$package_map($package) == "bc"} {
346 emit_bc_rule $package
347 } elseif {$package_map($package) == "ordinary"} {
348 # Nothing in particular to do here.
349 } elseif {$package_map($package) == "package"} {
350 emit_package_rule $package
352 error "unrecognized type: $package_map($package)"
356 pp_var all_packages_source_files $package_files
357 pp_var ordinary_header_files $header_vars "\$(" ")"
358 pp_var bc_objects $bc_objects