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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include <algorithm> | 5 #include <algorithm> |
6 #include <limits> | 6 #include <limits> |
7 #include <utility> | 7 #include <utility> |
8 | 8 |
9 #include "tools/gn/err.h" | 9 #include "tools/gn/err.h" |
10 #include "tools/gn/functions.h" | 10 #include "tools/gn/functions.h" |
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310 "\n" | 310 "\n" |
311 "Functions and variables\n" | 311 "Functions and variables\n" |
312 "\n" | 312 "\n" |
313 " tool()\n" | 313 " tool()\n" |
314 " The tool() function call specifies the commands commands to run for\n" | 314 " The tool() function call specifies the commands commands to run for\n" |
315 " a given step. See \"gn help tool\".\n" | 315 " a given step. See \"gn help tool\".\n" |
316 "\n" | 316 "\n" |
317 " toolchain_args\n" | 317 " toolchain_args\n" |
318 " Overrides for build arguments to pass to the toolchain when invoking\n" | 318 " Overrides for build arguments to pass to the toolchain when invoking\n" |
319 " it. This is a variable of type \"scope\" where the variable names\n" | 319 " it. This is a variable of type \"scope\" where the variable names\n" |
320 " correspond to varibles in declare_args() blocks.\n" | 320 " correspond to variables in declare_args() blocks.\n" |
321 "\n" | 321 "\n" |
322 " When you specify a target using an alternate toolchain, the master\n" | 322 " When you specify a target using an alternate toolchain, the master\n" |
323 " build configuration file is re-interpreted in the context of that\n" | 323 " build configuration file is re-interpreted in the context of that\n" |
324 " toolchain. toolchain_args allows you to control the arguments\n" | 324 " toolchain. toolchain_args allows you to control the arguments\n" |
325 " passed into this alternate invocation of the build.\n" | 325 " passed into this alternate invocation of the build.\n" |
326 "\n" | 326 "\n" |
327 " Any default system arguments or arguments passed in via \"gn args\"\n" | 327 " Any default system arguments or arguments passed in via \"gn args\"\n" |
328 " will also be passed to the alternate invocation unless explicitly\n" | 328 " will also be passed to the alternate invocation unless explicitly\n" |
329 " overridden by toolchain_args.\n" | 329 " overridden by toolchain_args.\n" |
330 "\n" | 330 "\n" |
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851 " The copy_bundle_data and compile_xcassets tools only allows the common\n" | 851 " The copy_bundle_data and compile_xcassets tools only allows the common\n" |
852 " tool substitutions. Both tools are required to create iOS/OS X bundles\n" | 852 " tool substitutions. Both tools are required to create iOS/OS X bundles\n" |
853 " and need only be defined on those platforms.\n" | 853 " and need only be defined on those platforms.\n" |
854 "\n" | 854 "\n" |
855 " The copy_bundle_data tool will be called with one source and needs to\n" | 855 " The copy_bundle_data tool will be called with one source and needs to\n" |
856 " copy (optionally optimizing the data representation) to its output. It\n" | 856 " copy (optionally optimizing the data representation) to its output. It\n" |
857 " may be called with a directory as input and it needs to be recursively\n" | 857 " may be called with a directory as input and it needs to be recursively\n" |
858 " copied.\n" | 858 " copied.\n" |
859 "\n" | 859 "\n" |
860 " The compile_xcassets tool will be called with one or more source (each\n" | 860 " The compile_xcassets tool will be called with one or more source (each\n" |
861 " an asset catalog) that needs to be compiled to a single output.\n" | 861 " an asset catalog) that needs to be compiled to a single output. The\n" |
| 862 " following substitutions are avaiable:\n" |
| 863 "\n" |
| 864 " {{inputs}}\n" |
| 865 " Expands to the list of .xcassets to use as input to compile the\n" |
| 866 " asset catalog.\n" |
| 867 "\n" |
| 868 " {{bundle_product_type}}\n" |
| 869 " Expands to the product_type of the bundle that will contain the\n" |
| 870 " compiled asset catalog. Usually corresponds to the product_type\n" |
| 871 " property of the corresponding create_bundle target.\n" |
862 "\n" | 872 "\n" |
863 "Separate linking and dependencies for shared libraries\n" | 873 "Separate linking and dependencies for shared libraries\n" |
864 "\n" | 874 "\n" |
865 " Shared libraries are special in that not all changes to them require\n" | 875 " Shared libraries are special in that not all changes to them require\n" |
866 " that dependent targets be re-linked. If the shared library is changed\n" | 876 " that dependent targets be re-linked. If the shared library is changed\n" |
867 " but no imports or exports are different, dependent code needn't be\n" | 877 " but no imports or exports are different, dependent code needn't be\n" |
868 " relinked, which can speed up the build.\n" | 878 " relinked, which can speed up the build.\n" |
869 "\n" | 879 "\n" |
870 " If your link step can output a list of exports from a shared library\n" | 880 " If your link step can output a list of exports from a shared library\n" |
871 " and writes the file only if the new one is different, the timestamp of\n" | 881 " and writes the file only if the new one is different, the timestamp of\n" |
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1078 if (err->has_error()) | 1088 if (err->has_error()) |
1079 return Value(); | 1089 return Value(); |
1080 | 1090 |
1081 block_scope->DetachFromContaining(); | 1091 block_scope->DetachFromContaining(); |
1082 scope->SetValue("toolchain_args", Value(function, std::move(block_scope)), | 1092 scope->SetValue("toolchain_args", Value(function, std::move(block_scope)), |
1083 function); | 1093 function); |
1084 return Value(); | 1094 return Value(); |
1085 } | 1095 } |
1086 | 1096 |
1087 } // namespace functions | 1097 } // namespace functions |
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