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1 #!/bin/sh | |
dcheng
2015/05/26 20:35:44
How will you handle this for Windows? Generate the
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2 # Copyright 2015 The Chromium Authors. All rights reserved. | |
3 # Use of this source code is governed by a BSD-style license that can be | |
4 # found in the LICENSE file. | |
5 # | |
6 # Fixes up includes in files which have been rewritten to use | |
7 # ThreadTaskRunnerHandle. | |
8 | |
9 set -e | |
10 | |
11 echo "Warning: This script throws away uncommitted changes!" | |
12 echo "Hit Ctrl-C now unless you know what you are doing." | |
13 read | |
14 | |
15 function modified_files { | |
16 git diff --numstat | awk "{print \$3;}" | |
17 } | |
18 | |
19 # Include TTRH instead of MLP. | |
20 #tools/git/mffr.py -f base/message_loop/message_loop_proxy[.]h \ | |
21 # base/thread_task_runner_handle.h | |
22 | |
23 # Add an include to files which use TTRH/STTR but don't include or forward | |
24 # declare it. | |
25 function is_missing_include { | |
26 local fn=$1 | |
27 local symbol=$2 | |
28 local include=$3 | |
29 | |
30 # If the .h for this .cc includes the header, don't add it again. | |
31 local header=${fn/.cc/.h} | |
32 if [ -f "$header" ]; then | |
33 if grep -q "$include" "$header"; then return 1; fi | |
34 fi | |
35 | |
36 grep -q "$symbol" "$fn" && \ | |
37 ! grep -q "$include" "$fn" && \ | |
38 ! grep -q "class $symbol;" "$fn" | |
39 } | |
40 | |
41 function add_missing_include { | |
42 local fn=$1 | |
43 local include=$2 | |
44 echo "Adding $include to $fn" | |
45 # Add the new header after the second #include "..." directive in the file. | |
46 awk "\$0 ~ /#include \"/ { n++ } | |
47 n == 2 && !done { | |
48 print \"#include \\\"$include\\\"\"; | |
49 done = 1 | |
50 } | |
51 { print }" "$fn" > "$fn.tmp" | |
52 mv "$fn.tmp" "$fn" | |
53 } | |
54 | |
55 # Fix forward declarations. | |
56 for f in $(modified_files); do | |
57 sed -i "s/class MessageLoopProxy;/class SingleThreadTaskRunner;/" "$f" | |
58 done | |
59 | |
60 # Remove base/message_loop/message_loop.h and message_loop_proxy.h includes. | |
61 for f in $(modified_files); do | |
62 sed -i "/#include \"base\/message_loop\/message_loop.h\"/d" "$f" | |
63 sed -i "/#include \"base\/message_loop\/message_loop_proxy.h\"/d" "$f" | |
64 done | |
65 | |
66 # Add fast paths for getting the task runner from a thread. | |
67 for f in $(modified_files); do | |
68 sed -i "s/message_loop()->task_runner()/task_runner()/" "$f" | |
69 done | |
70 | |
71 # Add missing includes to all the modified files. Process .h before .cc. | |
72 for f in $(modified_files | sort --reverse); do | |
73 if is_missing_include $f ThreadTaskRunnerHandle \ | |
74 base/thread_task_runner_handle[.]h; then | |
75 add_missing_include $f base/thread_task_runner_handle.h | |
76 fi | |
77 if is_missing_include $f SingleThreadTaskRunner \ | |
78 base/single_thread_task_runner[.]h; then | |
79 add_missing_include $f base/single_thread_task_runner.h | |
80 fi | |
81 if is_missing_include $f [^_]FROM_HERE \ | |
82 base/location[.]h; then | |
83 add_missing_include $f base/location.h | |
84 fi | |
85 if is_missing_include $f Post.*Task\( \ | |
86 base/single_thread_task_runner[.]h; then | |
87 add_missing_include $f base/single_thread_task_runner.h | |
88 fi | |
89 done | |
90 | |
91 # Hacks for specific files. | |
92 add_missing_include \ | |
93 cc/resources/texture_mailbox_deleter_unittest.cc \ | |
94 base/single_thread_task_runner.h | |
95 sed -i "s/origin_loop_(origin_loop)/origin_task_runner_(origin_task_runner)/" \ | |
96 cc/debug/micro_benchmark_impl.cc | |
97 sed -i "s/base::ThreadTaskRunnerHandle::Get().get()/\ | |
98 base::ThreadTaskRunnerHandle::Get()/" \ | |
99 cc/debug/micro_benchmark_controller.cc | |
100 | |
101 # Fix header sorting. | |
102 tools/sort-headers.py -f $(modified_files) > /dev/null | |
103 | |
104 # Revert any modifications in files that don't match the given pattern. | |
105 pattern=$1 | |
106 if [ -n "$pattern" ]; then | |
107 git checkout $(modified_files | grep -v "$pattern") | |
108 fi | |
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