Add support for -Duse_system_{libxml,libxslt,sqlite}=1 for

selection of the system version of those libraries on Linux.
Review URL: http://codereview.chromium.org/53076

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@12521 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 158 insertions, 141 deletions

diff --git a/third_party/libxml/libxml.gyp b/third_party/libxml/libxml.gyp
index 6c1bff3..3514097 100644
--- a/third_party/libxml/libxml.gyp
+++ b/third_party/libxml/libxml.gyp
@@ -9,6 +9,7 @@
       ['OS=="mac"', {'os_include': 'mac'}],
       ['OS=="win"', {'os_include': 'win32'}],
     ],
+    'use_system_libxml%': 0,
   },
   'includes': [
     '../../build/common.gypi',
@@ -16,148 +17,164 @@
   'targets': [
     {
       'target_name': 'libxml',
-      'type': 'static_library',
-      'msvs_guid': 'F9810DE8-CBC3-4605-A7B1-ECA2D5292FD7',
-      'sources': [
-        'include/libxml/c14n.h',
-        'include/libxml/catalog.h',
-        'include/libxml/chvalid.h',
-        'include/libxml/debugXML.h',
-        'include/libxml/dict.h',
-        'include/libxml/DOCBparser.h',
-        'include/libxml/encoding.h',
-        'include/libxml/entities.h',
-        'include/libxml/globals.h',
-        'include/libxml/hash.h',
-        'include/libxml/HTMLparser.h',
-        'include/libxml/HTMLtree.h',
-        'include/libxml/list.h',
-        'include/libxml/nanoftp.h',
-        'include/libxml/nanohttp.h',
-        'include/libxml/parser.h',
-        'include/libxml/parserInternals.h',
-        'include/libxml/pattern.h',
-        'include/libxml/relaxng.h',
-        'include/libxml/SAX.h',
-        'include/libxml/SAX2.h',
-        'include/libxml/schemasInternals.h',
-        'include/libxml/schematron.h',
-        'include/libxml/threads.h',
-        'include/libxml/tree.h',
-        'include/libxml/uri.h',
-        'include/libxml/valid.h',
-        'include/libxml/xinclude.h',
-        'include/libxml/xlink.h',
-        'include/libxml/xmlautomata.h',
-        'include/libxml/xmlerror.h',
-        'include/libxml/xmlexports.h',
-        'include/libxml/xmlIO.h',
-        'include/libxml/xmlmemory.h',
-        'include/libxml/xmlmodule.h',
-        'include/libxml/xmlreader.h',
-        'include/libxml/xmlregexp.h',
-        'include/libxml/xmlsave.h',
-        'include/libxml/xmlschemas.h',
-        'include/libxml/xmlschemastypes.h',
-        'include/libxml/xmlstring.h',
-        'include/libxml/xmlunicode.h',
-        'include/libxml/xmlwriter.h',
-        'include/libxml/xpath.h',
-        'include/libxml/xpathInternals.h',
-        'include/libxml/xpointer.h',
-        'include/win32config.h',
-        'include/wsockcompat.h',
-        'linux/config.h',
-        'linux/include/libxml/xmlversion.h',
-        'mac/config.h',
-        'mac/include/libxml/xmlversion.h',
-        'win32/config.h',
-        'win32/include/libxml/xmlversion.h',
-        'acconfig.h',
-        'c14n.c',
-        'catalog.c',
-        'chvalid.c',
-        'debugXML.c',
-        'dict.c',
-        'DOCBparser.c',
-        'elfgcchack.h',
-        'encoding.c',
-        'entities.c',
-        'error.c',
-        'globals.c',
-        'hash.c',
-        'HTMLparser.c',
-        'HTMLtree.c',
-        'legacy.c',
-        'libxml.h',
-        'list.c',
-        'nanoftp.c',
-        'nanohttp.c',
-        'parser.c',
-        'parserInternals.c',
-        'pattern.c',
-        'relaxng.c',
-        'SAX.c',
-        'SAX2.c',
-        'schematron.c',
-        'threads.c',
-        'tree.c',
-        #'trio.c',
-        #'trio.h',
-        #'triodef.h',
-        #'trionan.c',
-        #'trionan.h',
-        #'triop.h',
-        #'triostr.c',
-        #'triostr.h',
-        'uri.c',
-        'valid.c',
-        'xinclude.c',
-        'xlink.c',
-        'xmlIO.c',
-        'xmlmemory.c',
-        'xmlmodule.c',
-        'xmlreader.c',
-        'xmlregexp.c',
-        'xmlsave.c',
-        'xmlschemas.c',
-        'xmlschemastypes.c',
-        'xmlstring.c',
-        'xmlunicode.c',
-        'xmlwriter.c',
-        'xpath.c',
-        'xpointer.c',
-      ],
-      'defines': [
-        'LIBXML_STATIC',
-      ],
-      'include_dirs': [
-        '<(os_include)',
-        '<(os_include)/include',
-        'include',
-      ],
-      'dependencies': [
-        '../icu38/icu38.gyp:icuuc',
-        '../zlib/zlib.gyp:zlib',
-      ],
-      'export_dependent_settings': [
-        '../icu38/icu38.gyp:icuuc',
-      ],
-      'direct_dependent_settings': {
-        'defines': [
-          'LIBXML_STATIC',
-        ],
-        'include_dirs': [
-          '<(os_include)/include',
-          'include',
-        ],
-      },
       'conditions': [
-        ['OS=="mac"', {'defines': ['_REENTRANT']}],
-        ['OS=="win"', {
-          'product_name': 'libxml2',
-        }, {  # else: OS!="win"
-          'product_name': 'xml2',
+        ['OS=="linux" and use_system_libxml', {
+          'type': 'settings',
+          'direct_dependent_settings': {
+            'cflags': [
+              '<!@(python ../../build/linux/pkg_config_wrapper.py --cflags libxml-2.0)',
+            ],
+          },
+          'link_settings': {
+            'libraries': [
+              '<!@(python ../../build/linux/pkg_config_wrapper.py --libs libxml-2.0)',
+            ],
+          },
+        }, { # else: OS != "linux" or ! use_system_libxml
+          'type': 'static_library',
+          'msvs_guid': 'F9810DE8-CBC3-4605-A7B1-ECA2D5292FD7',
+          'sources': [
+            'include/libxml/c14n.h',
+            'include/libxml/catalog.h',
+            'include/libxml/chvalid.h',
+            'include/libxml/debugXML.h',
+            'include/libxml/dict.h',
+            'include/libxml/DOCBparser.h',
+            'include/libxml/encoding.h',
+            'include/libxml/entities.h',
+            'include/libxml/globals.h',
+            'include/libxml/hash.h',
+            'include/libxml/HTMLparser.h',
+            'include/libxml/HTMLtree.h',
+            'include/libxml/list.h',
+            'include/libxml/nanoftp.h',
+            'include/libxml/nanohttp.h',
+            'include/libxml/parser.h',
+            'include/libxml/parserInternals.h',
+            'include/libxml/pattern.h',
+            'include/libxml/relaxng.h',
+            'include/libxml/SAX.h',
+            'include/libxml/SAX2.h',
+            'include/libxml/schemasInternals.h',
+            'include/libxml/schematron.h',
+            'include/libxml/threads.h',
+            'include/libxml/tree.h',
+            'include/libxml/uri.h',
+            'include/libxml/valid.h',
+            'include/libxml/xinclude.h',
+            'include/libxml/xlink.h',
+            'include/libxml/xmlautomata.h',
+            'include/libxml/xmlerror.h',
+            'include/libxml/xmlexports.h',
+            'include/libxml/xmlIO.h',
+            'include/libxml/xmlmemory.h',
+            'include/libxml/xmlmodule.h',
+            'include/libxml/xmlreader.h',
+            'include/libxml/xmlregexp.h',
+            'include/libxml/xmlsave.h',
+            'include/libxml/xmlschemas.h',
+            'include/libxml/xmlschemastypes.h',
+            'include/libxml/xmlstring.h',
+            'include/libxml/xmlunicode.h',
+            'include/libxml/xmlwriter.h',
+            'include/libxml/xpath.h',
+            'include/libxml/xpathInternals.h',
+            'include/libxml/xpointer.h',
+            'include/win32config.h',
+            'include/wsockcompat.h',
+            'linux/config.h',
+            'linux/include/libxml/xmlversion.h',
+            'mac/config.h',
+            'mac/include/libxml/xmlversion.h',
+            'win32/config.h',
+            'win32/include/libxml/xmlversion.h',
+            'acconfig.h',
+            'c14n.c',
+            'catalog.c',
+            'chvalid.c',
+            'debugXML.c',
+            'dict.c',
+            'DOCBparser.c',
+            'elfgcchack.h',
+            'encoding.c',
+            'entities.c',
+            'error.c',
+            'globals.c',
+            'hash.c',
+            'HTMLparser.c',
+            'HTMLtree.c',
+            'legacy.c',
+            'libxml.h',
+            'list.c',
+            'nanoftp.c',
+            'nanohttp.c',
+            'parser.c',
+            'parserInternals.c',
+            'pattern.c',
+            'relaxng.c',
+            'SAX.c',
+            'SAX2.c',
+            'schematron.c',
+            'threads.c',
+            'tree.c',
+            #'trio.c',
+            #'trio.h',
+            #'triodef.h',
+            #'trionan.c',
+            #'trionan.h',
+            #'triop.h',
+            #'triostr.c',
+            #'triostr.h',
+            'uri.c',
+            'valid.c',
+            'xinclude.c',
+            'xlink.c',
+            'xmlIO.c',
+            'xmlmemory.c',
+            'xmlmodule.c',
+            'xmlreader.c',
+            'xmlregexp.c',
+            'xmlsave.c',
+            'xmlschemas.c',
+            'xmlschemastypes.c',
+            'xmlstring.c',
+            'xmlunicode.c',
+            'xmlwriter.c',
+            'xpath.c',
+            'xpointer.c',
+          ],
+          'defines': [
+            'LIBXML_STATIC',
+          ],
+          'include_dirs': [
+            '<(os_include)',
+            '<(os_include)/include',
+            'include',
+          ],
+          'dependencies': [
+            '../icu38/icu38.gyp:icuuc',
+            '../zlib/zlib.gyp:zlib',
+          ],
+          'export_dependent_settings': [
+            '../icu38/icu38.gyp:icuuc',
+          ],
+          'direct_dependent_settings': {
+            'defines': [
+              'LIBXML_STATIC',
+            ],
+            'include_dirs': [
+              '<(os_include)/include',
+              'include',
+            ],
+          },
+          'conditions': [
+            ['OS=="mac"', {'defines': ['_REENTRANT']}],
+            ['OS=="win"', {
+              'product_name': 'libxml2',
+            }, {  # else: OS!="win"
+              'product_name': 'xml2',
+            }],
+          ],
         }],
       ],
     },