JavaCompilation.gmk revision 1327:6ebc4cb8a14d
1#
2# Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved.
3# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4#
5# This code is free software; you can redistribute it and/or modify it
6# under the terms of the GNU General Public License version 2 only, as
7# published by the Free Software Foundation.  Oracle designates this
8# particular file as subject to the "Classpath" exception as provided
9# by Oracle in the LICENSE file that accompanied this code.
10#
11# This code is distributed in the hope that it will be useful, but WITHOUT
12# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14# version 2 for more details (a copy is included in the LICENSE file that
15# accompanied this code).
16#
17# You should have received a copy of the GNU General Public License version
18# 2 along with this work; if not, write to the Free Software Foundation,
19# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20#
21# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22# or visit www.oracle.com if you need additional information or have any
23# questions.
24#
25
26# This makefile is much simpler now that it can use the smart javac wrapper
27# for dependency tracking between java packages and incremental compiles.
28# It could be even more simple if we added support for incremental jar updates
29# directly from the smart javac wrapper.
30
31# Cleaning/copying properties here is not a good solution. The properties
32# should be cleaned/copied by a annotation processor in sjavac.
33
34# When you read this source. Remember that $(sort ...) has the side effect
35# of removing duplicates. It is actually this side effect that is
36# desired whenever sort is used below!
37
38ifndef _JAVA_COMPILATION_GMK
39_JAVA_COMPILATION_GMK := 1
40
41ifeq (,$(_MAKEBASE_GMK))
42  $(error You must include MakeBase.gmk prior to including JavaCompilation.gmk)
43endif
44
45# Java compilation needs SetupZipArchive if we're generating a source zip.
46include ZipArchive.gmk
47
48FALSE_FIND_PATTERN:=-name FILE_NAME_THAT_DOESNT_EXIST
49
50# Setup make rules for defining a Java compiler, which is needed to compile
51# Java code. This rule generates no output.
52#
53# Parameter 1 is the name of the compiler definition. This name needs to be
54# passed to SetupJavaCompilation. This name is used as variable prefix.
55#
56# Remaining parameters are named arguments. These include:
57#   JVM:=The jvm used to run the javac/javah command
58#   JAVAC:=The javac jar and bootstrap classpath changes, or just bin/javac if JVM is left out
59#   FLAGS:=Flags to be supplied to javac
60#   SERVER_DIR:=Use a javac server (-XDserver) and store the server related files here
61#   SERVER_JVM:=Use this JVM for the server. Defaults to the JVM above.
62define SetupJavaCompiler
63  $(if $(16),$(error Internal makefile error: Too many arguments to SetupJavaCompiler, please update JavaCompilation.gmk))
64  $(call EvalDebugWrapper,$(strip $1),$(call SetupJavaCompilerInner,$(strip $1),$2,$3,$4,$5,$6,$7,$8,$9,$(10),$(11),$(12),$(13),$(14),$(15)))
65endef
66
67define SetupJavaCompilerInner
68  $(foreach i,2 3 4 5 6 7 8 9 10 11 12 13 14 15, $(if $(strip $($i)),$1_$(strip $($i)))$(NEWLINE))
69  $(call LogSetupMacroEntry,SetupJavaCompiler($1),$2,$3,$4,$5,$6,$7,$8,$9,$(10),$(11),$(12),$(13),$(14),$(15))
70  $(if $(16),$(error Internal makefile error: Too many arguments to SetupJavaCompiler, please update JavaCompilation.gmk))
71
72  # The port file contains the tcp/ip on which the server listens
73  # and the cookie necessary to talk to the server.
74  $1_SJAVAC_PORTFILE:=$$($1_SERVER_DIR)/server.port
75  # You can use a different JVM to run the background javac server.
76  ifeq ($$($1_SERVER_JVM),)
77    # It defaults to the same JVM that is used to start the javac command.
78    $1_SERVER_JVM:=$$($1_JVM)
79  endif
80endef
81
82# Setup make rules for creating a jar archive.
83#
84# Parameter 1 is the name of the rule. This name is used as variable prefix,
85# and the targets generated are listed in a variable by that name.
86#
87# Parameter 2 is a list of dependencies for the jar target. If left empty,
88# dependencies are searched using SRCS, which should not be empty.
89#
90# Remaining parameters are named arguments. These include:
91#   SRCS:=List of directories in where to find files to add to archive
92#   SUFFIXES:=File suffixes to include in jar
93#   INCLUDES:=List of directories/packages in SRCS that should be included
94#   EXCLUDES:=List of directories/packages in SRCS that should be excluded
95#   EXCLUDE_FILES:=List of files in SRCS that should be excluded
96#   EXTRA_FILES:=List of files in SRCS that should be included regardless of suffix match.
97#   JAR:=Jar file to create
98#   MANIFEST:=Optional manifest file template.
99#   JARMAIN:=Optional main class to add to manifest
100#   JARINDEX:=true means generate the index in the jar file.
101#   SKIP_METAINF:=Set to prevent contents of an META-INF directory to be automatically
102#       added to the archive.
103#   EXTRA_MANIFEST_ATTR:=Extra attribute to add to manifest.
104#   CHECK_COMPRESS_JAR Check the COMPRESS_JAR variable
105define SetupArchive
106  $(if $(16),$(error Internal makefile error: Too many arguments to SetupArchive, please update JavaCompilation.gmk))
107  $(call EvalDebugWrapper,$(strip $1),$(call SetupArchiveInner,$(strip $1),$2,$3,$4,$5,$6,$7,$8,$9,$(10),$(11),$(12),$(13),$(14),$(15)))
108endef
109
110define SetupArchiveInner
111  # NOTE: $2 is dependencies, not a named argument!
112  $(foreach i,3 4 5 6 7 8 9 10 11 12 13 14 15, $(if $(strip $($i)),$1_$(strip $($i)))$(NEWLINE))
113  $(call LogSetupMacroEntry,SetupArchive($1),<dependencies>,$3,$4,$5,$6,$7,$8,$9,$(10),$(11),$(12),$(13),$(14),$(15))
114  $(if $(findstring $(LOG_LEVEL),trace), $(info *[2] <dependencies> = $(strip $2)))
115  $(if $(16),$(error Internal makefile error: Too many arguments to SetupArchive, please update JavaCompilation.gmk))
116
117  $1_JARMAIN:=$(strip $$($1_JARMAIN))
118  $1_JARNAME:=$$(notdir $$($1_JAR))
119  $1_MANIFEST_FILE:=$$(dir $$($1_JAR))_the.$$($1_JARNAME)_manifest
120  $1_DELETESS_FILE:=$$(dir $$($1_JAR))_the.$$($1_JARNAME)_deletess
121  $1_DELETES_FILE:=$$(dir $$($1_JAR))_the.$$($1_JARNAME)_deletes
122  $1_BIN:=$$(dir $$($1_JAR))
123
124  ifeq (,$$($1_SUFFIXES))
125    # No suffix was set, default to classes.
126    $1_SUFFIXES:=.class
127  endif
128  # Convert suffixes to a find expression
129  $1_FIND_PATTERNS:=$(FALSE_FIND_PATTERN) $$(patsubst %,$(SPACE)-o$(SPACE)-name$(SPACE)$(DQUOTE)*%$(DQUOTE),$$($1_SUFFIXES))
130  # On windows, a lot of includes/excludes risk making the command line too long, so
131  # writing the grep patterns to files.
132  ifneq (,$$($1_INCLUDES))
133    $1_GREP_INCLUDE_PATTERNS:=$$(call EscapeDollar, \
134        $$(foreach src,$$($1_SRCS), $$(addprefix $$(src)/,$$($1_INCLUDES))))
135    # If there are a lot of include patterns, output to file to shorten command lines
136    ifeq ($$(word 20,$$($1_GREP_INCLUDE_PATTERNS)),)
137      $1_GREP_INCLUDES:=| $(GREP) $$(patsubst %,$(SPACE)-e$(SPACE)$(DQUOTE)%$(DQUOTE),$$($1_GREP_INCLUDE_PATTERNS))
138    else
139      $1_GREP_INCLUDE_OUTPUT:=$(RM) $$($1_BIN)/_the.$$($1_JARNAME)_include $$(NEWLINE) \
140          $$(call ListPathsSafely,$1_GREP_INCLUDE_PATTERNS,\n, \
141          >> $$($1_BIN)/_the.$$($1_JARNAME)_include)
142      $1_GREP_INCLUDES:=| $(GREP) -f $$($1_BIN)/_the.$$($1_JARNAME)_include
143    endif
144  endif
145  ifneq (,$$($1_EXCLUDES)$$($1_EXCLUDE_FILES))
146    $1_GREP_EXCLUDE_PATTERNS:=$$(call EscapeDollar, \
147        $$(foreach src,$$($1_SRCS),$$(addprefix $$(src)/, \
148        $$($1_EXCLUDES) $$($1_EXCLUDE_FILES))))
149    # If there are a lot of include patterns, output to file to shorten command lines
150    ifeq ($$(word 20,$$($1_GREP_EXCLUDE_PATTERNS)),)
151      $1_GREP_EXCLUDES:=| $(GREP) -v $$(patsubst %,$(SPACE)-e$(SPACE)$(DQUOTE)%$(DQUOTE),$$($1_GREP_EXCLUDE_PATTERNS))
152    else
153      $1_GREP_EXCLUDE_OUTPUT=$(RM) $$($1_BIN)/_the.$$($1_JARNAME)_exclude $$(NEWLINE) \
154          $$(call ListPathsSafely,$1_GREP_EXCLUDE_PATTERNS,\n, \
155          >> $$($1_BIN)/_the.$$($1_JARNAME)_exclude)
156      $1_GREP_EXCLUDES:=| $(GREP) -v -f $$($1_BIN)/_the.$$($1_JARNAME)_exclude
157    endif
158  endif
159
160  # Check if this jar needs to have its index generated.
161  ifneq (,$$($1_JARINDEX))
162    $1_JARINDEX = (cd $$(dir $$@) && $(JAR) -i $$(notdir $$@))
163  else
164    $1_JARINDEX = true
165  endif
166  # When this macro is run in the same makefile as the java compilation, dependencies are
167  # transfered in make variables. When the macro is run in a different makefile than the
168  # java compilation, the dependencies need to be found in the filesystem.
169  ifneq (,$2)
170    $1_DEPS:=$2
171  else
172    # Add all source roots to the find cache since we are likely going to run find
173    # on these more than once. The cache will only be updated if necessary.
174    $$(eval $$(call FillCacheFind, $$($1_FIND_LIST)))
175    $1_DEPS:=$$(filter $$(addprefix %,$$($1_SUFFIXES)), \
176        $$(call CacheFind,$$($1_SRCS)))
177    ifneq (,$$($1_GREP_INCLUDE_PATTERNS))
178      $1_DEPS:=$$(filter $$(addsuffix %,$$($1_GREP_INCLUDE_PATTERNS)),$$($1_DEPS))
179    endif
180    ifneq (,$$($1_GREP_EXCLUDE_PATTERNS))
181      $1_DEPS:=$$(filter-out $$(addsuffix %,$$($1_GREP_EXCLUDE_PATTERNS)),$$($1_DEPS))
182    endif
183    # Look for EXTRA_FILES in all SRCS dirs and as absolute paths.
184    $1_DEPS+=$$(wildcard $$(foreach src, $$($1_SRCS), \
185        $$(addprefix $$(src)/, $$($1_EXTRA_FILES))) $$($1_EXTRA_FILES))
186    ifeq (,$$($1_SKIP_METAINF))
187      $1_DEPS+=$$(call CacheFind,$$(wildcard $$(addsuffix /META-INF,$$($1_SRCS))))
188    endif
189  endif
190  # The dependency list should never be empty
191  ifeq ($$(strip $$($1_DEPS)), )
192    $$(warning No dependencies found for $1)
193  endif
194
195  # Utility macros, to make the shell script receipt somewhat easier to decipher.
196
197  # Capture extra files is the same for both CAPTURE_CONTENTS and SCAPTURE_CONTENTS so
198  # only define it once to avoid duplication.
199  # The list of extra files might be long, so need to use ListPathsSafely to print
200  # them out to a separte file. Then process the contents of that file to rewrite
201  # into -C <dir> <file> lines.
202  # The EXTRA_FILES_RESOLVED varible must be set in the macro so that it's evaluated
203  # in the recipe when the files are guaranteed to exist.
204  $1_CAPTURE_EXTRA_FILES=\
205      $(RM) $$($1_BIN)/_the.$$($1_JARNAME)_contents.extra $$(NEWLINE) \
206      $$(eval $1_EXTRA_FILES_RESOLVED:=$$(call DoubleDollar, $$(call DoubleDollar, \
207          $$(wildcard $$(foreach src, $$($1_SRCS), \
208          $$(addprefix $$(src)/, $$($1_EXTRA_FILES))) $$($1_EXTRA_FILES))))) \
209      $$(if $$($1_EXTRA_FILES_RESOLVED), \
210        $$(call ListPathsSafely,$1_EXTRA_FILES_RESOLVED,\n, \
211            >> $$($1_BIN)/_the.$$($1_JARNAME)_contents.extra) $$(NEWLINE) \
212        $(SED) $$(foreach src,$$($1_SRCS), -e 's|$$(src)/|-C $$(src) |g') \
213            $$($1_BIN)/_the.$$($1_JARNAME)_contents.extra \
214            >> $$($1_BIN)/_the.$$($1_JARNAME)_contents $$(NEWLINE))
215
216  # The capture contents macro finds all files (matching the patterns, typically
217  # .class and .prp) that are newer than the jar-file, ie the new content to be put into the jar.
218  # NOTICE: please leave the parentheses space separated otherwise the AIX build will break!
219  $1_CAPTURE_CONTENTS=\
220      $(RM) $$($1_BIN)/_the.$$($1_JARNAME)_contents $$(NEWLINE) \
221      $$(foreach src,$$($1_SRCS), \
222        $(FIND) $$(src) -type f -a \( $$($1_FIND_PATTERNS) \) -a -newer $$@ $$($1_GREP_INCLUDES) \
223          $$($1_GREP_EXCLUDES) | $(SED) 's|$$(src)/|-C $$(src) |g' \
224        >> $$($1_BIN)/_the.$$($1_JARNAME)_contents $$(NEWLINE)) \
225      $$($1_CAPTURE_EXTRA_FILES)
226
227  # The capture metainf macro finds all files below the META-INF directory that are newer than the jar-file.
228  ifeq (,$$($1_SKIP_METAINF))
229    $1_CAPTURE_METAINF =$$(foreach src,$$($1_SRCS), \
230        ( $(FIND) $$(src)/META-INF -type f -a -newer $$@ 2> /dev/null | $(SED) 's|$$(src)/|-C $$(src) |g' >> \
231        $$($1_BIN)/_the.$$($1_JARNAME)_contents ) $$(NEWLINE) )
232  endif
233  # The capture deletes macro finds all deleted files and concatenates them. The resulting file
234  # tells us what to remove from the jar-file.
235  $1_CAPTURE_DELETES=$$(foreach src,$$($1_SRCS),($(FIND) $$(src) -name _the.package.deleted -newer $$@ \
236      -exec $(SED) 's|$$(src)||g' \{\} >> $$($1_DELETES_FILE) \;) $$(NEWLINE))
237  # The update contents macro updates the jar file with the previously capture contents.
238  # Use 'wc -w' to see if the contents file is empty.
239  $1_UPDATE_CONTENTS=\
240      if [ "`$(WC) -l $$($1_BIN)/_the.$$($1_JARNAME)_contents | $(AWK) '{ print $$$$1 }'`" -gt "0" ]; then \
241        $(ECHO) "  updating" `$(WC) -l $$($1_BIN)/_the.$$($1_JARNAME)_contents | $(AWK) '{ print $$$$1 }'` files && \
242        $(JAR) $$($1_JAR_UPDATE_OPTIONS) $$@ @$$($1_BIN)/_the.$$($1_JARNAME)_contents; \
243      fi $$(NEWLINE)
244  # The s-variants of the above macros are used when the jar is created from scratch.
245  # NOTICE: please leave the parentheses space separated otherwise the AIX build will break!
246  $1_SCAPTURE_CONTENTS=\
247      $(RM) $$($1_BIN)/_the.$$($1_JARNAME)_contents $$(NEWLINE) \
248      $$(foreach src,$$($1_SRCS), \
249        $(FIND) $$(src) -type f -a \( $$($1_FIND_PATTERNS) \) $$($1_GREP_INCLUDES) \
250            $$($1_GREP_EXCLUDES) | $(SED) 's|$$(src)/|-C $$(src) |g' \
251            >> $$($1_BIN)/_the.$$($1_JARNAME)_contents $$(NEWLINE)) \
252      $$($1_CAPTURE_EXTRA_FILES)
253
254  ifeq (,$$($1_SKIP_METAINF))
255    $1_SCAPTURE_METAINF=$$(foreach src,$$($1_SRCS), \
256        ( $(FIND) $$(src)/META-INF -type f 2> /dev/null | $(SED) 's|$$(src)/|-C $$(src) |g' >> \
257        $$($1_BIN)/_the.$$($1_JARNAME)_contents) $$(NEWLINE) )
258  endif
259  $1_SUPDATE_CONTENTS=$(JAR) $$($1_JAR_UPDATE_OPTIONS) $$@ @$$($1_BIN)/_the.$$($1_JARNAME)_contents $$(NEWLINE)
260
261  # Use a slightly shorter name for logging, but with enough path to identify this jar.
262  $1_NAME:=$$(subst $$(OUTPUT_ROOT)/,,$$($1_JAR))
263
264  ifneq (,$$($1_CHECK_COMPRESS_JAR))
265    $1_JAR_CREATE_OPTIONS := c0fm
266    $1_JAR_UPDATE_OPTIONS := u0f
267    ifeq ($(COMPRESS_JARS), true)
268      $1_JAR_CREATE_OPTIONS := cfm
269      $1_JAR_UPDATE_OPTIONS := uf
270    endif
271  else
272    $1_JAR_CREATE_OPTIONS := cfm
273    $1_JAR_UPDATE_OPTIONS := uf
274  endif
275
276  # Here is the rule that creates/updates the jar file.
277  $$($1_JAR) : $$($1_DEPS)
278	$(MKDIR) -p $$($1_BIN)
279	$$($1_GREP_INCLUDE_OUTPUT)
280	$$($1_GREP_EXCLUDE_OUTPUT)
281	$$(if $$($1_MANIFEST), \
282	  $(SED) -e "s#@@RELEASE@@#$(RELEASE)#" \
283	      -e "s#@@COMPANY_NAME@@#$(COMPANY_NAME)#" $$($1_MANIFEST) > $$($1_MANIFEST_FILE) \
284	, \
285	  $(RM) $$($1_MANIFEST_FILE) && $(TOUCH) $$($1_MANIFEST_FILE))
286	$$(if $$($1_JARMAIN),$(ECHO) "Main-Class: $$(strip $$($1_JARMAIN))" >> $$($1_MANIFEST_FILE))
287	$$(if $$($1_EXTRA_MANIFEST_ATTR),$(PRINTF) "$$($1_EXTRA_MANIFEST_ATTR)\n" >> $$($1_MANIFEST_FILE))
288	$$(if $$(wildcard $$@), \
289	  $(ECHO) Modifying $$($1_NAME) $$(NEWLINE) \
290	  $$($1_CAPTURE_CONTENTS) \
291	  $$($1_CAPTURE_METAINF) \
292	  $(RM) $$($1_DELETES_FILE) $$(NEWLINE) \
293	  $$($1_CAPTURE_DELETES) \
294	  $(CAT) $$($1_DELETES_FILE) > $$($1_DELETESS_FILE) $$(NEWLINE) \
295	  if [ -s $$($1_DELETESS_FILE) ]; then \
296	    $(ECHO) "  deleting" `$(WC) -l $$($1_DELETESS_FILE) | $(AWK) '{ print $$$$1 }'` files && \
297	    $(ZIP) -q -d $$@ `$(CAT) $$($1_DELETESS_FILE)` ; \
298	  fi $$(NEWLINE) \
299	  $$($1_UPDATE_CONTENTS) true $$(NEWLINE) \
300	  $$($1_JARINDEX) && true \
301	, \
302	  $(ECHO) Creating $$($1_NAME) && $(JAR) $$($1_JAR_CREATE_OPTIONS) $$@ $$($1_MANIFEST_FILE) $$(NEWLINE) \
303	  $$($1_SCAPTURE_CONTENTS) \
304	  $$($1_SCAPTURE_METAINF) \
305	  $$($1_SUPDATE_CONTENTS) \
306	  $$($1_JARINDEX) && true )
307
308  # Add jar to target list
309  $1 += $$($1_JAR)
310endef
311
312    $1_SRC_EXCLUDES := $$(foreach i,$$($1_SRC),$$(addprefix $$i/,$$(addsuffix /%,$$($1_EXCLUDES))))
313  ifneq ($$($1_EXCLUDE_FILES),)
314    # Cannot precompute ZIP_EXCLUDE_FILES as it is dependent on which src root is being
315    # zipped at the moment.
316    $1_SRC_EXCLUDE_FILES := $$(addprefix %, $$($1_EXCLUDE_FILES)) $$($1_EXCLUDE_FILES)
317    $1_ALL_SRCS := $$(filter-out $$($1_SRC_EXCLUDE_FILES), $$($1_ALL_SRCS))
318  endif
319define add_file_to_copy
320  # param 1 = BUILD_MYPACKAGE
321  # parma 2 = The source file to copy.
322  $2_TARGET:=$2
323  # Remove the source prefix.
324  $$(foreach i,$$($1_SRC),$$(eval $$(call remove_string,$$i,$2_TARGET)))
325  # To allow for automatic overrides, do not create a rule for a target file that
326  # already has one
327  ifeq ($$(findstring $$($2_TARGET), $$($1_COPY_LIST)), )
328    $1_COPY_LIST += $$($2_TARGET)
329    # Now we can setup the depency that will trigger the copying.
330    $$($1_BIN)$$($2_TARGET) : $2
331	$(MKDIR) -p $$(@D)
332	$(CP) $$< $$@
333	$(CHMOD) -f ug+w $$@
334
335    # And do not forget this target
336    $1_ALL_COPY_TARGETS += $$($1_BIN)$$($2_TARGET)
337  endif
338endef
339
340
341# This macro is used only for properties files that are to be
342# copied over to the classes directory in cleaned form:
343# Previously this was inconsistently done in different repositories.
344# This is the new clean standard. Though it is to be superseded by
345# a standard annotation processor from with sjavac.
346#
347# The sed expression does this:
348# 1. Add a backslash before any :, = or ! that do not have a backslash already.
349# 2. Apply the file unicode2x.sed which does a whole bunch of \u00XX to \xXX
350#    conversions.
351# 3. Delete all lines starting with #.
352# 4. Delete empty lines.
353# 5. Append lines ending with \ with the next line.
354# 6. Remove leading and trailing white space. Note that tabs must be explicit
355#    as sed on macosx does not understand '\t'.
356# 7. Replace the first \= with just =.
357# 8. Finally it's all sorted to create a stable output.
358#
359# It is assumed that = is the character used for separating names and values.
360define add_file_to_clean
361  # param 1 = BUILD_MYPACKAGE
362  # parma 2 = The source file to copy and clean.
363  $2_TARGET:=$2
364  # Remove the source prefix.
365  $$(foreach i,$$($1_SRC),$$(eval $$(call remove_string,$$i,$2_TARGET)))
366  # Now we can setup the depency that will trigger the copying.
367  $$($1_BIN)$$($2_TARGET) : $2
368	$(MKDIR) -p $$(@D)
369	export LC_ALL=C ; $(CAT) $$< \
370	    | $(SED) -e 's/\([^\\]\):/\1\\:/g' -e 's/\([^\\]\)=/\1\\=/g' \
371	        -e 's/\([^\\]\)!/\1\\!/g' -e 's/#.*/#/g' \
372	    | $(SED) -f "$(SRC_ROOT)/make/common/support/unicode2x.sed" \
373	    | $(SED) -e '/^#/d' -e '/^$$$$/d' \
374	        -e :a -e '/\\$$$$/N; s/\\\n//; ta' \
375	        -e 's/^[ 	]*//;s/[ 	]*$$$$//' \
376	        -e 's/\\=/=/' \
377	    | $(SORT) > $$@
378	$(CHMOD) -f ug+w $$@
379
380  # And do not forget this target
381  $1_ALL_COPY_CLEAN_TARGETS += $$($1_BIN)$$($2_TARGET)
382endef
383
384define remove_string
385  $2 := $$(subst $1,,$$($2))
386endef
387
388# Setup make rules for compiling Java source code to class files and/or a
389# resulting jar file.
390#
391# Parameter 1 is the name of the rule. This name is used as variable prefix,
392# and the targets generated are listed in a variable by that name.
393#
394# Remaining parameters are named arguments. These include:
395#   SETUP:=must point to a previously setup java compiler, for example: SETUP:=BOOTJAVAC
396#   JVM:=path to ..bin/java
397#   ADD_JAVAC_FLAGS:=javac flags to append to the default ones.
398#   SRC:=one or more directories to search for sources
399#   BIN:=store classes here
400#   INCLUDES:=myapp.foo means will only compile java files in myapp.foo or any of its sub-packages.
401#   EXCLUDES:=myapp.foo means will do not compile java files in myapp.foo or any of its sub-packages.
402#   COPY:=.prp means copy all prp files to the corresponding package in BIN.
403#   COPY_FILES:=myapp/foo/setting.txt means copy this file over to the package myapp/foo
404#   CLEAN:=.properties means copy and clean all properties file to the corresponding package in BIN.
405#   CLEAN_FILES:=myapp/foo/setting.txt means clean this file over to the package myapp/foo
406#   SRCZIP:=Create a src.zip based on the found sources and copied files.
407#   INCLUDE_FILES:="com/sun/SolarisFoobar.java" means only compile this file!
408#   EXCLUDE_FILES:="com/sun/SolarisFoobar.java" means do not compile this particular file!
409#       "SolarisFoobar.java" means do not compile SolarisFoobar, wherever it is found.
410#   HEADERS:=path to directory where all generated c-headers are written.
411#   DEPENDS:=Extra dependecy
412#   DISABLE_SJAVAC:=Explicitly disable the use of sjavac for this compilation unit.
413define SetupJavaCompilation
414  $(if $(16),$(error Internal makefile error: Too many arguments to SetupJavaCompilation, please update JavaCompilation.gmk))
415  $(call EvalDebugWrapper,$(strip $1),$(call SetupJavaCompilationInner,$(strip $1),$2,$3,$4,$5,$6,$7,$8,$9,$(10),$(11),$(12),$(13),$(14),$(15)))
416endef
417
418define SetupJavaCompilationInner
419  $(foreach i,2 3 4 5 6 7 8 9 10 11 12 13 14 15, $(if $(strip $($i)),$1_$(strip $($i)))$(NEWLINE))
420  $(call LogSetupMacroEntry,SetupJavaCompilation($1),$2,$3,$4,$5,$6,$7,$8,$9,$(10),$(11),$(12),$(13),$(14),$(15))
421  $(if $(16),$(error Internal makefile error: Too many arguments to SetupJavaCompilation, please update JavaCompilation.gmk))
422
423  # Verify arguments
424  ifeq ($$($1_BIN),)
425    $$(error Must specify BIN (in $1))
426  endif
427
428  # Extract the info from the java compiler setup.
429  $1_JVM := $$($$($1_SETUP)_JVM)
430  $1_JAVAC := $$($$($1_SETUP)_JAVAC)
431  $1_FLAGS := $$($$($1_SETUP)_FLAGS) $(JAVAC_FLAGS) $$($1_ADD_JAVAC_FLAGS)
432  ifeq ($$($1_JAVAC),)
433    $$(error The Java compilation $1 refers to a non-existant java compiler setup $$($1_SETUP))
434  endif
435  $1_SJAVAC_PORTFILE := $$($$($1_SETUP)_SJAVAC_PORTFILE)
436  $1_SERVER_JVM := $$($$($1_SETUP)_SERVER_JVM)
437
438  # Handle addons and overrides.
439  $1_SRC:=$$(call ADD_SRCS,$$($1_SRC))
440  # Make sure the dirs exist.
441  $$(foreach d,$$($1_SRC), $$(if $$(wildcard $$d),,$$(error SRC specified to SetupJavaCompilation $1 contains missing directory $$d)))
442  $$(eval $$(call MakeDir,$$($1_BIN)))
443  # Add all source roots to the find cache since we are likely going to run find
444  # on these more than once. The cache will only be updated if necessary.
445  $$(eval $$(call FillCacheFind,$$($1_SRC)))
446  # Find all files in the source trees. Preserve order of source roots for overrides to
447  # work correctly. CacheFind does not preserve order so need to call it for each root.
448  $1_ALL_SRCS += $$(filter-out $(OVR_SRCS),$$(foreach s,$$($1_SRC),$$(call CacheFind,$$(s))))
449  # Extract the java files.
450  ifneq ($$($1_EXCLUDE_FILES),)
451    $1_EXCLUDE_FILES_PATTERN:=$$(addprefix %,$$($1_EXCLUDE_FILES))
452  endif
453  $1_SRCS := $$(filter-out $$($1_EXCLUDE_FILES_PATTERN),$$(filter %.java,$$($1_ALL_SRCS)))
454  ifneq ($$($1_INCLUDE_FILES),)
455    $1_INCLUDE_FILES:=$$(foreach i,$$($1_SRC),$$(addprefix $$i/,$$($1_INCLUDE_FILES)))
456    $1_SRCS := $$(filter $$($1_INCLUDE_FILES), $$($1_SRCS))
457  endif
458
459  # Now we have a list of all java files to compile: $$($1_SRCS)
460
461  # Create the corresponding smart javac wrapper command line.
462  $1_SJAVAC_ARGS:=$$(addprefix -x ,$$(addsuffix /*,$$($1_EXCLUDES))) \
463      $$(addprefix -i ,$$(addsuffix /*,$$($1_INCLUDES))) \
464      $$(addprefix -xf *,$$(strip $$($1_EXCLUDE_FILES))) \
465      $$(addprefix -if *,$$(strip $$($1_INCLUDE_FILES))) \
466      -src "$$(subst $$(SPACE),$$(PATH_SEP),$$(strip $$($1_SRC)))"
467
468  # Prepend the source/bin path to the filter expressions.
469  ifneq ($$($1_INCLUDES),)
470    $1_SRC_INCLUDES := $$(foreach i,$$($1_SRC),$$(addprefix $$i/,$$(addsuffix /%,$$($1_INCLUDES))))
471    $1_SRCS := $$(filter $$($1_SRC_INCLUDES),$$($1_SRCS))
472  endif
473  ifneq ($$($1_EXCLUDES),)
474    $1_SRC_EXCLUDES := $$(foreach i,$$($1_SRC),$$(addprefix $$i/,$$(addsuffix /%,$$($1_EXCLUDES))))
475    $1_SRCS := $$(filter-out $$($1_SRC_EXCLUDES),$$($1_SRCS))
476  endif
477
478  # All files below META-INF are always copied.
479  $1_ALL_COPIES := $$(filter $$(addsuffix /META-INF%,$$($1_SRC)),$$($1_ALL_SRCS))
480  # Find all files to be copied from source to bin.
481  ifneq (,$$($1_COPY)$$($1_COPY_FILES))
482    # Search for all files to be copied.
483    $1_ALL_COPIES += $$(filter $$(addprefix %,$$($1_COPY)),$$($1_ALL_SRCS))
484    # Copy these explicitly
485    $1_ALL_COPIES += $$($1_COPY_FILES)
486    # Copy must also respect filters.
487    ifneq (,$$($1_INCLUDES))
488      $1_ALL_COPIES := $$(filter $$($1_SRC_INCLUDES),$$($1_ALL_COPIES))
489    endif
490    ifneq (,$$($1_EXCLUDES))
491      $1_ALL_COPIES := $$(filter-out $$($1_SRC_EXCLUDES),$$($1_ALL_COPIES))
492    endif
493    ifneq (,$$($1_EXCLUDE_FILES))
494      $1_ALL_COPIES := $$(filter-out $$($1_EXCLUDE_FILES_PATTERN),$$($1_ALL_COPIES))
495    endif
496  endif
497    ifneq (,$$($1_ALL_COPIES))
498      # Yep, there are files to be copied!
499      $1_ALL_COPY_TARGETS:=
500          $$(foreach i,$$($1_ALL_COPIES),$$(eval $$(call add_file_to_copy,$1,$$i)))
501      # Now we can depend on $$($1_ALL_COPY_TARGETS) to copy all files!
502    endif
503
504  # Find all property files to be copied and cleaned from source to bin.
505  ifneq (,$$($1_CLEAN)$$($1_CLEAN_FILES))
506    # Search for all files to be copied.
507    $1_ALL_CLEANS := $$(filter $$(addprefix %,$$($1_CLEAN)),$$($1_ALL_SRCS))
508    # Clean these explicitly
509    $1_ALL_CLEANS += $$($1_CLEAN_FILES)
510    # Copy and clean must also respect filters.
511    ifneq (,$$($1_INCLUDES))
512      $1_ALL_CLEANS := $$(filter $$($1_SRC_INCLUDES),$$($1_ALL_CLEANS))
513    endif
514    ifneq (,$$($1_EXCLUDES))
515      $1_ALL_CLEANS := $$(filter-out $$($1_SRC_EXCLUDES),$$($1_ALL_CLEANS))
516    endif
517    ifneq (,$$($1_EXCLUDE_FILES))
518      $1_ALL_CLEANS := $$(filter-out $$($1_EXCLUDE_FILES_PATTERN),$$($1_ALL_CLEANS))
519    endif
520    ifneq (,$$($1_ALL_CLEANS))
521      # Yep, there are files to be copied and cleaned!
522      $1_ALL_COPY_CLEAN_TARGETS:=
523          $$(foreach i,$$($1_ALL_CLEANS),$$(eval $$(call add_file_to_clean,$1,$$i)))
524      # Now we can depend on $$($1_ALL_COPY_CLEAN_TARGETS) to copy all files!
525    endif
526  endif
527
528  # Create a sed expression to remove the source roots and to replace / with .
529  # and remove .java at the end.
530  $1_REWRITE_INTO_CLASSES:=$$(foreach i,$$($1_SRC),-e 's|$$i/||g') -e 's|/|.|g' -e 's|.java$$$$||g'
531
532  ifeq ($$($1_DISABLE_SJAVAC)x$$(ENABLE_SJAVAC),xyes)
533    ifneq (,$$($1_HEADERS))
534      $1_HEADERS_ARG := -h $$($1_HEADERS)
535    endif
536
537    # Using sjavac to compile.
538    $1_COMPILE_TARGETS := $$($1_BIN)/_the.$1_batch
539
540    # Create SJAVAC variable form JAVAC variable. Expects $1_JAVAC to be
541    # "bootclasspathprepend -cp .../javac.jar com.sun.tools.javac.Main"
542    # and javac is simply replaced with sjavac.
543    $1_SJAVAC:=$$(subst com.sun.tools.javac.Main,com.sun.tools.sjavac.Main,$$($1_JAVAC))
544
545    # Set the $1_REMOTE to spawn a background javac server.
546    $1_REMOTE:=--server:portfile=$$($1_SJAVAC_PORTFILE),id=$1,sjavac=$$(subst $$(SPACE),%20,$$(subst $$(COMMA),%2C,$$(strip $$($1_SERVER_JVM) $$($1_SJAVAC))))
547
548    $$($1_BIN)/_the.$1_batch: $$($1_SRCS) $$($1_DEPENDS)
549	$(MKDIR) -p $$(@D)
550        # As a workaround for sjavac not tracking api changed from the classpath, force full
551        # recompile if an external dependency, which is something other than a source
552        # change, triggered this compilation.
553	$$(if $$(filter-out $$($1_SRCS), $$?), $(FIND) $$(@D) -name "*.class" $(FIND_DELETE))
554	$$(call ListPathsSafely,$1_SRCS,\n, >> $$($1_BIN)/_the.$1_batch.tmp)
555	$(ECHO) Compiling $1
556	($$($1_JVM) $$($1_SJAVAC) \
557	    $$($1_REMOTE) \
558	    -j 1 \
559	    --permit-unidentified-artifacts \
560	    --permit-sources-without-package \
561	    --compare-found-sources $$($1_BIN)/_the.$1_batch.tmp \
562	    --log=$(LOG_LEVEL) \
563	    $$($1_SJAVAC_ARGS) \
564	    $$($1_FLAGS) \
565	    $$($1_HEADERS_ARG) \
566	    -d $$($1_BIN) && \
567	$(MV) $$($1_BIN)/_the.$1_batch.tmp $$($1_BIN)/_the.$1_batch)
568        # Create a pubapi file that only changes when the pubapi changes. Dependent
569        # compilations can use this file to only get recompiled when pubapi has changed.
570        # Grep returns 1 if no matching lines are found. Do not fail for this.
571	$(GREP) -e "^I" $$($1_BIN)/javac_state > $$($1_BIN)/_the.$1_pubapi.tmp \
572	    || test "$$$$?" = "1"
573	if [ ! -f $$($1_BIN)/_the.$1_pubapi ] \
574	    || [ "`$(DIFF) $$($1_BIN)/_the.$1_pubapi $$($1_BIN)/_the.$1_pubapi.tmp`" != "" ]; then \
575	  $(MV) $$($1_BIN)/_the.$1_pubapi.tmp $$($1_BIN)/_the.$1_pubapi; \
576	fi
577
578  else
579    # Using plain javac to batch compile everything.
580    $1_COMPILE_TARGETS := $$($1_BIN)/_the.$1_batch
581
582    # When building in batch, put headers in a temp dir to filter out those that actually
583    # changed before copying them to the real header dir.
584    ifneq (,$$($1_HEADERS))
585      $1_HEADERS_ARG := -h $$($1_HEADERS).$1.tmp
586
587      $$($1_HEADERS)/_the.$1_headers: $$($1_BIN)/_the.$1_batch
588		$(MKDIR) -p $$(@D)
589		if [ -d "$$($1_HEADERS).$1.tmp" ]; then \
590		  for f in `ls $$($1_HEADERS).$1.tmp`; do \
591		    if [ ! -f "$$($1_HEADERS)/$$$$f" ] \
592		        || [ "`$(DIFF) $$($1_HEADERS)/$$$$f $$($1_HEADERS).$1.tmp/$$$$f`" != "" ]; then \
593		    $(CP) -f $$($1_HEADERS).$1.tmp/$$$$f $$($1_HEADERS)/$$$$f; \
594		  fi; \
595		  done; \
596		fi
597		$(RM) -r $$($1_HEADERS).$1.tmp
598		$(TOUCH) $$@
599
600      $1_HEADER_TARGETS := $$($1_HEADERS)/_the.$1_headers
601    endif
602
603    # When not using sjavac, pass along all sources to javac using an @file.
604    $$($1_BIN)/_the.$1_batch: $$($1_SRCS) $$($1_DEPENDS)
605	$(MKDIR) -p $$(@D)
606	$(RM) $$($1_BIN)/_the.$1_batch $$($1_BIN)/_the.$1_batch.tmp
607	$$(call ListPathsSafely,$1_SRCS,\n, >> $$($1_BIN)/_the.$1_batch.tmp)
608	$(ECHO) Compiling `$(WC) $$($1_BIN)/_the.$1_batch.tmp | $(TR) -s ' ' | $(CUT) -f 2 -d ' '` files for $1
609	($$($1_JVM) $$($1_JAVAC) $$($1_FLAGS) \
610	    -implicit:none \
611	    -d $$($1_BIN) $$($1_HEADERS_ARG) @$$($1_BIN)/_the.$1_batch.tmp && \
612	$(MV) $$($1_BIN)/_the.$1_batch.tmp $$($1_BIN)/_the.$1_batch)
613
614  endif
615
616  # Add all targets to main variable
617  $1 := $$($1_ALL_COPY_TARGETS) $$($1_ALL_COPY_CLEAN_TARGETS) $$($1_COMPILE_TARGETS) \
618      $$($1_HEADER_TARGETS)
619
620  # Check if a jar file was specified, then setup the rules for the jar.
621  ifneq (,$$($1_JAR))
622    # If no suffixes was explicitly set for this jar file.
623    # Use class and the cleaned/copied properties file suffixes as the default
624    # for the types of files to be put into the jar.
625    ifeq (,$$($1_SUFFIXES))
626      $1_SUFFIXES:=.class $$($1_CLEAN) $$($1_COPY)
627    endif
628
629    $$(eval $$(call SetupArchive,ARCHIVE_$1,$$($1), \
630        SRCS:=$$($1_BIN), \
631        SUFFIXES:=$$($1_SUFFIXES), \
632        EXCLUDE:=$$($1_EXCLUDES), \
633        INCLUDES:=$$($1_INCLUDES), \
634        EXTRA_FILES:=$$($1_ALL_COPY_TARGETS) $$($1_ALL_COPY_CLEAN_TARGETS), \
635        JAR:=$$($1_JAR), \
636        JARMAIN:=$$($1_JARMAIN), \
637        MANIFEST:=$$($1_MANIFEST), \
638        EXTRA_MANIFEST_ATTR:=$$($1_EXTRA_MANIFEST_ATTR), \
639        JARINDEX:=$$($1_JARINDEX), \
640        HEADERS:=$$($1_HEADERS), \
641        SETUP:=$$($1_SETUP)))
642
643    # Add jar to target list
644    $1 += $$($1_JAR)
645  endif
646
647  # Check if a srczip was specified, then setup the rules for the srczip.
648  ifneq (,$$($1_SRCZIP))
649    $$(eval $$(call SetupZipArchive,ARCHIVE_$1, \
650        SRC:=$$($1_SRC), \
651        ZIP:=$$($1_SRCZIP), \
652        INCLUDES:=$$($1_INCLUDES), \
653        EXCLUDES:=$$($1_EXCLUDES), \
654        EXCLUDE_FILES:=$$($1_EXCLUDE_FILES)))
655
656    # Add zip to target list
657    $1 += $$($1_SRCZIP)
658  endif
659endef
660
661# Use this macro to find the correct target to depend on when the original
662# SetupJavaCompilation is declared in a different makefile, to avoid having
663# to declare and evaluate it again.
664# param 1 is for example BUILD_MYPACKAGE
665# param 2 is the output directory (BIN)
666define SetupJavaCompilationCompileTarget
667  $(if $(findstring yes, $(ENABLE_SJAVAC)), $(strip $2)/_the.$(strip $1)_pubapi, \
668      $(strip $2)/_the.$(strip $1)_batch)
669endef
670endif
671