diff文件夹比较与关键字过滤

比较文件夹记得加上-r, 这样才可以递归所有文件夹，-q可以只输出哪些文件是不一样的，对于比较文件夹，可能这个比较有用。不过-q输出不同的文件时，有些情况是一个文件一个文件夹下有，一个没有，但是-q输出的是2个文件不一样
diff -Nrq a b

过滤”.svn”文件夹
diff -x “.svn” -Nrq totempure/src/ postgresql-8.1.2/src/ > diff.out
比较后输出如下

Files totempure/src/backend/access/common/heaptuple.c and postgresql-8.1.2/src/backend/access/common/heaptuple.c differ
Files totempure/src/backend/access/common/tupdesc.c and postgresql-8.1.2/src/backend/access/common/tupdesc.c differ
Files totempure/src/backend/access/heap/bipointer.c and postgresql-8.1.2/src/backend/access/heap/bipointer.c differ
Files totempure/src/backend/access/heap/heapam.c and postgresql-8.1.2/src/backend/access/heap/heapam.c differ
Files totempure/src/backend/access/heap/Makefile and postgresql-8.1.2/src/backend/access/heap/Makefile differ
Files totempure/src/backend/access/heap/propagation.c and postgresql-8.1.2/src/backend/access/heap/propagation.c differ
Files totempure/src/backend/access/heap/protree.c and postgresql-8.1.2/src/backend/access/heap/protree.c differ
Files totempure/src/backend/access/heap/soudepset.c and postgresql-8.1.2/src/backend/access/heap/soudepset.c differ
Files totempure/src/backend/access/index/indexam.c and postgresql-8.1.2/src/backend/access/index/indexam.c differ
Files totempure/src/backend/access/nbtree/nbtree.c and postgresql-8.1.2/src/backend/access/nbtree/nbtree.c differ
Files totempure/src/backend/access/transam/varsup.c and postgresql-8.1.2/src/backend/access/transam/varsup.c differ
Files totempure/src/backend/access/transam/xlog.c and postgresql-8.1.2/src/backend/access/transam/xlog.c differ
Files totempure/src/backend/bootstrap/bootscanner.c and postgresql-8.1.2/src/backend/bootstrap/bootscanner.c differ
Files totempure/src/backend/bootstrap/.cvsignore and postgresql-8.1.2/src/backend/bootstrap/.cvsignore differ
Files totempure/src/backend/catalog/dependency.c and postgresql-8.1.2/src/backend/catalog/dependency.c differ
Files totempure/src/backend/catalog/genbki.sh and postgresql-8.1.2/src/backend/catalog/genbki.sh differ
Files totempure/src/backend/catalog/heap.c and postgresql-8.1.2/src/backend/catalog/heap.c differ
Files totempure/src/backend/catalog/index.c and postgresql-8.1.2/src/backend/catalog/index.c differ
Files totempure/src/backend/catalog/Makefile and postgresql-8.1.2/src/backend/catalog/Makefile differ
Files totempure/src/backend/catalog/pg_aggregate.c and postgresql-8.1.2/src/backend/catalog/pg_aggregate.c differ
Files totempure/src/backend/catalog/pg_proc.c and postgresql-8.1.2/src/backend/catalog/pg_proc.c differ
Files totempure/src/backend/commands/alter.c and postgresql-8.1.2/src/backend/commands/alter.c differ
Files totempure/src/backend/commands/analyze.c and postgresql-8.1.2/src/backend/commands/analyze.c differ
Files totempure/src/backend/commands/classcmds.c and postgresql-8.1.2/src/backend/commands/classcmds.c differ
Files totempure/src/backend/commands/comment.c and postgresql-8.1.2/src/backend/commands/comment.c differ
Files totempure/src/backend/commands/copy.c and postgresql-8.1.2/src/backend/commands/copy.c differ
Files totempure/src/backend/commands/explain.c and postgresql-8.1.2/src/backend/commands/explain.c differ
Files totempure/src/backend/commands/functioncmds.c and postgresql-8.1.2/src/backend/commands/functioncmds.c differ
Files totempure/src/backend/commands/indexcmds.c and postgresql-8.1.2/src/backend/commands/indexcmds.c differ
Files totempure/src/backend/commands/lockcmds.c and postgresql-8.1.2/src/backend/commands/lockcmds.c differ
Files totempure/src/backend/commands/Makefile and postgresql-8.1.2/src/backend/commands/Makefile differ
Files totempure/src/backend/commands/proclang.c and postgresql-8.1.2/src/backend/commands/proclang.c differ
Files totempure/src/backend/commands/tablecmds.c and postgresql-8.1.2/src/backend/commands/tablecmds.c differ
Files totempure/src/backend/commands/trigger.c and postgresql-8.1.2/src/backend/commands/trigger.c differ
Files totempure/src/backend/commands/typecmds.c and postgresql-8.1.2/src/backend/commands/typecmds.c differ
Files totempure/src/backend/commands/vacuum.c and postgresql-8.1.2/src/backend/commands/vacuum.c differ
Files totempure/src/backend/commands/vacuumlazy.c and postgresql-8.1.2/src/backend/commands/vacuumlazy.c differ
Files totempure/src/backend/executor/execAmi.c and postgresql-8.1.2/src/backend/executor/execAmi.c differ
Files totempure/src/backend/executor/execMain.c and postgresql-8.1.2/src/backend/executor/execMain.c differ
Files totempure/src/backend/executor/execProcnode.c and postgresql-8.1.2/src/backend/executor/execProcnode.c differ
Files totempure/src/backend/executor/execQual.c and postgresql-8.1.2/src/backend/executor/execQual.c differ
Files totempure/src/backend/executor/execScan.c and postgresql-8.1.2/src/backend/executor/execScan.c differ
Files totempure/src/backend/executor/execTuples.c and postgresql-8.1.2/src/backend/executor/execTuples.c differ
Files totempure/src/backend/executor/execUtils.c and postgresql-8.1.2/src/backend/executor/execUtils.c differ
Files totempure/src/backend/executor/Makefile and postgresql-8.1.2/src/backend/executor/Makefile differ
Files totempure/src/backend/executor/nodeAgg.c and postgresql-8.1.2/src/backend/executor/nodeAgg.c differ
Files totempure/src/backend/executor/nodeAppend.c and postgresql-8.1.2/src/backend/executor/nodeAppend.c differ
Files totempure/src/backend/executor/nodeBitmapHeapscan.c and postgresql-8.1.2/src/backend/executor/nodeBitmapHeapscan.c differ
Files totempure/src/backend/executor/nodeBitmapIndexscan.c and postgresql-8.1.2/src/backend/executor/nodeBitmapIndexscan.c differ
Files totempure/src/backend/executor/nodeDeputyscan.c and postgresql-8.1.2/src/backend/executor/nodeDeputyscan.c differ
Files totempure/src/backend/executor/nodeGroup.c and postgresql-8.1.2/src/backend/executor/nodeGroup.c differ
Files totempure/src/backend/executor/nodeHash.c and postgresql-8.1.2/src/backend/executor/nodeHash.c differ
Files totempure/src/backend/executor/nodeHashjoin.c and postgresql-8.1.2/src/backend/executor/nodeHashjoin.c differ
Files totempure/src/backend/executor/nodeIndexscan.c and postgresql-8.1.2/src/backend/executor/nodeIndexscan.c differ
Files totempure/src/backend/executor/nodeLimit.c and postgresql-8.1.2/src/backend/executor/nodeLimit.c differ
Files totempure/src/backend/executor/nodeMaterial.c and postgresql-8.1.2/src/backend/executor/nodeMaterial.c differ
Files totempure/src/backend/executor/nodeMergejoin.c and postgresql-8.1.2/src/backend/executor/nodeMergejoin.c differ
Files totempure/src/backend/executor/nodeNestloop.c and postgresql-8.1.2/src/backend/executor/nodeNestloop.c differ
Files totempure/src/backend/executor/nodeResult.c and postgresql-8.1.2/src/backend/executor/nodeResult.c differ
Files totempure/src/backend/executor/nodeSeqscan.c and postgresql-8.1.2/src/backend/executor/nodeSeqscan.c differ
Files totempure/src/backend/executor/nodeSetOp.c and postgresql-8.1.2/src/backend/executor/nodeSetOp.c differ
Files totempure/src/backend/executor/nodeSort.c and postgresql-8.1.2/src/backend/executor/nodeSort.c differ
Files totempure/src/backend/executor/nodeSubqueryscan.c and postgresql-8.1.2/src/backend/executor/nodeSubqueryscan.c differ
Files totempure/src/backend/executor/nodeTidscan.c and postgresql-8.1.2/src/backend/executor/nodeTidscan.c differ
Files totempure/src/backend/executor/nodeUnique.c and postgresql-8.1.2/src/backend/executor/nodeUnique.c differ
Files totempure/src/backend/executor/spi.c and postgresql-8.1.2/src/backend/executor/spi.c differ
Files totempure/src/backend/lib/stringinfo.c and postgresql-8.1.2/src/backend/lib/stringinfo.c differ
Files totempure/src/backend/libpq/pg_hba.conf.sample and postgresql-8.1.2/src/backend/libpq/pg_hba.conf.sample differ
Files totempure/src/backend/libpq/pg_ident.conf.sample and postgresql-8.1.2/src/backend/libpq/pg_ident.conf.sample differ
Files totempure/src/backend/libpq/totem_hba.conf.sample and postgresql-8.1.2/src/backend/libpq/totem_hba.conf.sample differ
Files totempure/src/backend/libpq/totem_ident.conf.sample and postgresql-8.1.2/src/backend/libpq/totem_ident.conf.sample differ
Files totempure/src/backend/main/main.c and postgresql-8.1.2/src/backend/main/main.c differ
Files totempure/src/backend/Makefile and postgresql-8.1.2/src/backend/Makefile differ
Files totempure/src/backend/nodes/copyfuncs.c and postgresql-8.1.2/src/backend/nodes/copyfuncs.c differ
Files totempure/src/backend/nodes/equalfuncs.c and postgresql-8.1.2/src/backend/nodes/equalfuncs.c differ
Files totempure/src/backend/nodes/list.c and postgresql-8.1.2/src/backend/nodes/list.c differ
Files totempure/src/backend/nodes/outfuncs.c and postgresql-8.1.2/src/backend/nodes/outfuncs.c differ
Files totempure/src/backend/nodes/readfuncs.c and postgresql-8.1.2/src/backend/nodes/readfuncs.c differ
Files totempure/src/backend/nodes/tidbitmap.c and postgresql-8.1.2/src/backend/nodes/tidbitmap.c differ
Files totempure/src/backend/optimizer/path/allpaths.c and postgresql-8.1.2/src/backend/optimizer/path/allpaths.c differ
Files totempure/src/backend/optimizer/path/costsize.c and postgresql-8.1.2/src/backend/optimizer/path/costsize.c differ
Files totempure/src/backend/optimizer/path/deputypath.c and postgresql-8.1.2/src/backend/optimizer/path/deputypath.c differ
Files totempure/src/backend/optimizer/path/Makefile and postgresql-8.1.2/src/backend/optimizer/path/Makefile differ
Files totempure/src/backend/optimizer/plan/createplan.c and postgresql-8.1.2/src/backend/optimizer/plan/createplan.c differ
Files totempure/src/backend/optimizer/plan/initsplan.c and postgresql-8.1.2/src/backend/optimizer/plan/initsplan.c differ
Files totempure/src/backend/optimizer/plan/planner.c and postgresql-8.1.2/src/backend/optimizer/plan/planner.c differ
Files totempure/src/backend/optimizer/plan/README and postgresql-8.1.2/src/backend/optimizer/plan/README differ
Files totempure/src/backend/optimizer/plan/setrefs.c and postgresql-8.1.2/src/backend/optimizer/plan/setrefs.c differ
Files totempure/src/backend/optimizer/plan/subselect.c and postgresql-8.1.2/src/backend/optimizer/plan/subselect.c differ
Files totempure/src/backend/optimizer/prep/preptlist.c and postgresql-8.1.2/src/backend/optimizer/prep/preptlist.c differ
Files totempure/src/backend/optimizer/util/clauses.c and postgresql-8.1.2/src/backend/optimizer/util/clauses.c differ
Files totempure/src/backend/optimizer/util/pathnode.c and postgresql-8.1.2/src/backend/optimizer/util/pathnode.c differ
Files totempure/src/backend/optimizer/util/plancat.c and postgresql-8.1.2/src/backend/optimizer/util/plancat.c differ
Files totempure/src/backend/optimizer/util/relnode.c and postgresql-8.1.2/src/backend/optimizer/util/relnode.c differ
Files totempure/src/backend/optimizer/util/tlist.c and postgresql-8.1.2/src/backend/optimizer/util/tlist.c differ
Files totempure/src/backend/parser/analyze.c and postgresql-8.1.2/src/backend/parser/analyze.c differ
Files totempure/src/backend/parser/.cvsignore and postgresql-8.1.2/src/backend/parser/.cvsignore differ
Files totempure/src/backend/parser/gram.c and postgresql-8.1.2/src/backend/parser/gram.c differ
Files totempure/src/backend/parser/gram.y and postgresql-8.1.2/src/backend/parser/gram.y differ
Files totempure/src/backend/parser/keywords.c and postgresql-8.1.2/src/backend/parser/keywords.c differ
Files totempure/src/backend/parser/parse_agg.c and postgresql-8.1.2/src/backend/parser/parse_agg.c differ
Files totempure/src/backend/parser/parse_clause.c and postgresql-8.1.2/src/backend/parser/parse_clause.c differ
Files totempure/src/backend/parser/parse_expr.c and postgresql-8.1.2/src/backend/parser/parse_expr.c differ
Files totempure/src/backend/parser/parse.h and postgresql-8.1.2/src/backend/parser/parse.h differ
Files totempure/src/backend/parser/parse_target.c and postgresql-8.1.2/src/backend/parser/parse_target.c differ
Files totempure/src/backend/parser/parse_type.c and postgresql-8.1.2/src/backend/parser/parse_type.c differ
Files totempure/src/backend/parser/scan.c and postgresql-8.1.2/src/backend/parser/scan.c differ
Files totempure/src/backend/parser/scan.l and postgresql-8.1.2/src/backend/parser/scan.l differ
Files totempure/src/backend/po/de.po and postgresql-8.1.2/src/backend/po/de.po differ
Files totempure/src/backend/port/dynloader.c and postgresql-8.1.2/src/backend/port/dynloader.c differ
Files totempure/src/backend/port/pg_sema.c and postgresql-8.1.2/src/backend/port/pg_sema.c differ
Files totempure/src/backend/port/pg_shmem.c and postgresql-8.1.2/src/backend/port/pg_shmem.c differ
Files totempure/src/backend/postmaster/autovacuum.c and postgresql-8.1.2/src/backend/postmaster/autovacuum.c differ
Files totempure/src/backend/postmaster/pgstat.c and postgresql-8.1.2/src/backend/postmaster/pgstat.c differ
Files totempure/src/backend/postmaster/postmaster.c and postgresql-8.1.2/src/backend/postmaster/postmaster.c differ
Files totempure/src/backend/rewrite/rewriteHandler.c and postgresql-8.1.2/src/backend/rewrite/rewriteHandler.c differ
Files totempure/src/backend/storage/buffer/Makefile and postgresql-8.1.2/src/backend/storage/buffer/Makefile differ
Files totempure/src/backend/storage/buffer/objbuf.c and postgresql-8.1.2/src/backend/storage/buffer/objbuf.c differ
Files totempure/src/backend/storage/lmgr/lmgr.c and postgresql-8.1.2/src/backend/storage/lmgr/lmgr.c differ
Files totempure/src/backend/storage/lmgr/lock.c and postgresql-8.1.2/src/backend/storage/lmgr/lock.c differ
Files totempure/src/backend/storage/lmgr/lwlock.c and postgresql-8.1.2/src/backend/storage/lmgr/lwlock.c differ
Files totempure/src/backend/storage/smgr/smgr.c and postgresql-8.1.2/src/backend/storage/smgr/smgr.c differ
Files totempure/src/backend/tcop/postgres.c and postgresql-8.1.2/src/backend/tcop/postgres.c differ
Files totempure/src/backend/tcop/pquery.c and postgresql-8.1.2/src/backend/tcop/pquery.c differ
Files totempure/src/backend/tcop/utility.c and postgresql-8.1.2/src/backend/tcop/utility.c differ
Files totempure/src/backend/utils/adt/Makefile and postgresql-8.1.2/src/backend/utils/adt/Makefile differ
Files totempure/src/backend/utils/adt/totemutils.c and postgresql-8.1.2/src/backend/utils/adt/totemutils.c differ
Files totempure/src/backend/utils/cache/syscache.c and postgresql-8.1.2/src/backend/utils/cache/syscache.c differ
Files totempure/src/backend/utils/.cvsignore and postgresql-8.1.2/src/backend/utils/.cvsignore differ
Files totempure/src/backend/utils/Gen_fmgrtab.sh and postgresql-8.1.2/src/backend/utils/Gen_fmgrtab.sh differ
Files totempure/src/backend/utils/init/globals.c and postgresql-8.1.2/src/backend/utils/init/globals.c differ
Files totempure/src/backend/utils/init/miscinit.c and postgresql-8.1.2/src/backend/utils/init/miscinit.c differ
Files totempure/src/backend/utils/misc/.cvsignore and postgresql-8.1.2/src/backend/utils/misc/.cvsignore differ
Files totempure/src/backend/utils/misc/guc.c and postgresql-8.1.2/src/backend/utils/misc/guc.c differ
Files totempure/src/backend/utils/misc/guc-file.c and postgresql-8.1.2/src/backend/utils/misc/guc-file.c differ
Files totempure/src/backend/utils/misc/postgresql.conf.sample and postgresql-8.1.2/src/backend/utils/misc/postgresql.conf.sample differ
Files totempure/src/backend/utils/misc/totem.conf.sample and postgresql-8.1.2/src/backend/utils/misc/totem.conf.sample differ
Files totempure/src/backend/utils/time/tqual.c and postgresql-8.1.2/src/backend/utils/time/tqual.c differ
Files totempure/src/bin/initdb/initdb.c and postgresql-8.1.2/src/bin/initdb/initdb.c differ
Files totempure/src/bin/pg_config/Makefile and postgresql-8.1.2/src/bin/pg_config/Makefile differ
Files totempure/src/bin/pg_config/po/de.po and postgresql-8.1.2/src/bin/pg_config/po/de.po differ
Files totempure/src/bin/pg_controldata/Makefile and postgresql-8.1.2/src/bin/pg_controldata/Makefile differ
Files totempure/src/bin/pg_ctl/Makefile and postgresql-8.1.2/src/bin/pg_ctl/Makefile differ
Files totempure/src/bin/pg_ctl/pg_ctl.c and postgresql-8.1.2/src/bin/pg_ctl/pg_ctl.c differ
Files totempure/src/bin/pg_ctl/po/de.po and postgresql-8.1.2/src/bin/pg_ctl/po/de.po differ
Files totempure/src/bin/pg_dump/common.c and postgresql-8.1.2/src/bin/pg_dump/common.c differ
Files totempure/src/bin/pg_dump/Makefile and postgresql-8.1.2/src/bin/pg_dump/Makefile differ
Files totempure/src/bin/pg_dump/pg_dump.c and postgresql-8.1.2/src/bin/pg_dump/pg_dump.c differ
Files totempure/src/bin/pg_dump/pg_dump.h and postgresql-8.1.2/src/bin/pg_dump/pg_dump.h differ
Files totempure/src/bin/psql/command.c and postgresql-8.1.2/src/bin/psql/command.c differ
Files totempure/src/bin/psql/.cvsignore and postgresql-8.1.2/src/bin/psql/.cvsignore differ
Files totempure/src/bin/psql/describe.c and postgresql-8.1.2/src/bin/psql/describe.c differ
Files totempure/src/bin/psql/help.c and postgresql-8.1.2/src/bin/psql/help.c differ
Files totempure/src/bin/psql/Makefile and postgresql-8.1.2/src/bin/psql/Makefile differ
Files totempure/src/bin/psql/po/de.po and postgresql-8.1.2/src/bin/psql/po/de.po differ
Files totempure/src/bin/psql/psqlrc.sample and postgresql-8.1.2/src/bin/psql/psqlrc.sample differ
Files totempure/src/bin/psql/psqlscan.c and postgresql-8.1.2/src/bin/psql/psqlscan.c differ
Files totempure/src/bin/psql/sql_help.h and postgresql-8.1.2/src/bin/psql/sql_help.h differ
Files totempure/src/bin/psql/startup.c and postgresql-8.1.2/src/bin/psql/startup.c differ
Files totempure/src/bin/psql/tab-complete.c and postgresql-8.1.2/src/bin/psql/tab-complete.c differ
Files totempure/src/bin/psql/tsqlrc.sample and postgresql-8.1.2/src/bin/psql/tsqlrc.sample differ
Files totempure/src/bin/psql/win32.mak and postgresql-8.1.2/src/bin/psql/win32.mak differ
Files totempure/src/bin/scripts/Makefile and postgresql-8.1.2/src/bin/scripts/Makefile differ
Files totempure/src/include/access/bipointer.h and postgresql-8.1.2/src/include/access/bipointer.h differ
Files totempure/src/include/access/genam.h and postgresql-8.1.2/src/include/access/genam.h differ
Files totempure/src/include/access/heapam.h and postgresql-8.1.2/src/include/access/heapam.h differ
Files totempure/src/include/access/htup.h and postgresql-8.1.2/src/include/access/htup.h differ
Files totempure/src/include/access/propagation.h and postgresql-8.1.2/src/include/access/propagation.h differ
Files totempure/src/include/access/protree.h and postgresql-8.1.2/src/include/access/protree.h differ
Files totempure/src/include/access/relscan.h and postgresql-8.1.2/src/include/access/relscan.h differ
Files totempure/src/include/access/soudepset.h and postgresql-8.1.2/src/include/access/soudepset.h differ
Files totempure/src/include/access/transam.h and postgresql-8.1.2/src/include/access/transam.h differ
Files totempure/src/include/access/tupdesc.h and postgresql-8.1.2/src/include/access/tupdesc.h differ
Files totempure/src/include/access/xlog.h and postgresql-8.1.2/src/include/access/xlog.h differ
Files totempure/src/include/catalog/heap.h and postgresql-8.1.2/src/include/catalog/heap.h differ
Files totempure/src/include/catalog/index.h and postgresql-8.1.2/src/include/catalog/index.h differ
Files totempure/src/include/catalog/indexing.h and postgresql-8.1.2/src/include/catalog/indexing.h differ
Files totempure/src/include/catalog/pg_attribute.h and postgresql-8.1.2/src/include/catalog/pg_attribute.h differ
Files totempure/src/include/catalog/pg_bipointer.h and postgresql-8.1.2/src/include/catalog/pg_bipointer.h differ
Files totempure/src/include/catalog/pg_class.h and postgresql-8.1.2/src/include/catalog/pg_class.h differ
Files totempure/src/include/catalog/pg_control.h and postgresql-8.1.2/src/include/catalog/pg_control.h differ
Files totempure/src/include/catalog/pg_deputy.h and postgresql-8.1.2/src/include/catalog/pg_deputy.h differ
Files totempure/src/include/catalog/pg_deputytype.h and postgresql-8.1.2/src/include/catalog/pg_deputytype.h differ
Files totempure/src/include/catalog/pg_index.h and postgresql-8.1.2/src/include/catalog/pg_index.h differ
Files totempure/src/include/catalog/pg_mapping.h and postgresql-8.1.2/src/include/catalog/pg_mapping.h differ
Files totempure/src/include/catalog/pg_proc.h and postgresql-8.1.2/src/include/catalog/pg_proc.h differ
Files totempure/src/include/catalog/pg_switching.h and postgresql-8.1.2/src/include/catalog/pg_switching.h differ
Files totempure/src/include/catalog/pg_type.h and postgresql-8.1.2/src/include/catalog/pg_type.h differ
Files totempure/src/include/commands/classcmds.h and postgresql-8.1.2/src/include/commands/classcmds.h differ
Files totempure/src/include/commands/tablecmds.h and postgresql-8.1.2/src/include/commands/tablecmds.h differ
Files totempure/src/include/commands/vacuum.h and postgresql-8.1.2/src/include/commands/vacuum.h differ
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