KiCad PCB EDA Suite
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board_file_utils.cpp
Go to the documentation of this file.
1/*
2 * This program source code file is part of KiCad, a free EDA CAD application.
3 *
4 * Copyright (C) 2019-2021 KiCad Developers, see AUTHORS.txt for contributors.
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, you may find one here:
18 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
19 * or you may search the http://www.gnu.org website for the version 2 license,
20 * or you may write to the Free Software Foundation, Inc.,
21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
22 */
23
25
26// For PCB parsing
29#include <richio.h>
30
31#include <board.h>
32
34
35namespace KI_TEST
36{
37
38#ifndef QA_PCBNEW_DATA_LOCATION
39 #define QA_PCBNEW_DATA_LOCATION "???"
40#endif
41
43{
44 const char* env = std::getenv( "KICAD_TEST_PCBNEW_DATA_DIR" );
45 std::string fn;
46
47 if( !env )
48 {
49 // Use the compiled-in location of the data dir (i.e. where the files were at build time)
51 }
52 else
53 {
54 // Use whatever was given in the env var
55 fn = env;
56 }
57
58 // Ensure the string ends in / to force a directory interpretation
59 fn += "/";
60
61 return fn;
62}
63
64
65void DumpBoardToFile( BOARD& board, const std::string& aFilename )
66{
67 PCB_PLUGIN io;
68 io.Save( aFilename, &board );
69}
70
71
72std::unique_ptr<BOARD_ITEM> ReadBoardItemFromStream( std::istream& aStream )
73{
74 // Take input from stdin
76 reader.SetStream( aStream );
77
78 PCB_PARSER parser( &reader, nullptr, nullptr );
79 std::unique_ptr<BOARD_ITEM> board;
80
81 try
82 {
83 board.reset( parser.Parse() );
84 }
85 catch( const IO_ERROR& )
86 {
87 }
88
89 return board;
90}
91
92
93std::unique_ptr<BOARD> ReadBoardFromFileOrStream( const std::string& aFilename,
94 std::istream& aFallback )
95{
96 std::istream* in_stream = nullptr;
97 std::ifstream file_stream;
98
99 printf("RD from %s\n", aFilename.c_str() );
100
101 if( aFilename.empty() )
102 {
103 // no file, read stdin
104 in_stream = &aFallback;
105 }
106 else
107 {
108 file_stream.open( aFilename );
109 in_stream = &file_stream;
110 }
111
112 return ReadItemFromStream<BOARD>( *in_stream );
113}
114
115
116
117} // namespace KI_TEST
#define QA_PCBNEW_DATA_LOCATION
General utilities for PCB file IO for QA programs.
Information pertinent to a Pcbnew printed circuit board.
Definition: board.h:270
Hold an error message and may be used when throwing exceptions containing meaningful error messages.
Definition: ki_exception.h:76
Read a Pcbnew s-expression formatted LINE_READER object and returns the appropriate BOARD_ITEM object...
Definition: pcb_parser.h:74
BOARD_ITEM * Parse()
Definition: pcb_parser.cpp:743
A PLUGIN derivation for saving and loading Pcbnew s-expression formatted files.
Definition: pcb_plugin.h:261
void Save(const wxString &aFileName, BOARD *aBoard, const STRING_UTF8_MAP *aProperties=nullptr) override
Write aBoard to a storage file in a format that this PLUGIN implementation knows about or it can be u...
Definition: pcb_plugin.cpp:270
LINE_READER that wraps a given std::istream instance.
void SetStream(std::istream &aStream)
Set the stream for this line reader.
std::string GetPcbnewTestDataDir()
Utility which returns a path to the data directory where the test board files are stored.
std::unique_ptr< BOARD > ReadBoardFromFileOrStream(const std::string &aFilename, std::istream &aFallback)
Read a board from a file, or another stream, as appropriate.
void DumpBoardToFile(BOARD &board, const std::string &aFilename)
Utility function to simply write a Board out to a file.
std::unique_ptr< BOARD_ITEM > ReadBoardItemFromStream(std::istream &aStream)
Utility function to read a BOARD_ITEM (probably a FOOTPRINT or a BOARD) from a file.
Pcbnew s-expression file format parser definition.