summaryrefslogtreecommitdiffstats
path: root/src/makefrontend.cpp
blob: 80ea9b8d38e67fae5a0289eadea848b07e6ce3b7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
/***************************************************************************
 *
 * Copyright (C) 2006 Elad Lahav ([email protected])
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 ***************************************************************************/

#include <qregexp.h>
#include "makefrontend.h"

// TODO:
// This should probably be configurable on a per-project basis.
#define PATH_ELEM "[a-zA-Z0-9_\\.\\-]+"

#define RE_FILE_LINE \
	"((?:\\/)?(?:"PATH_ELEM"\\/)*"PATH_ELEM"):([0-9]+)(:[0-9]+)?: (.*)"
#define RE_ENTER_DIR \
	"Entering directory " \
	"\\`((\\/)?("PATH_ELEM"\\/)*"PATH_ELEM")"
#define RE_EXIT_DIR "Leaving directory"

/**
 * Class constructor.
 * @param	bAutoDelete	If true, the object is deleted when the process
 *						terminates (false by default)
 */
MakeFrontend::MakeFrontend(bool bAutoDelete) : Frontend(1, bAutoDelete)
{
	// Execute inside a shell
	setUseShell(true);
	
	// Each token represent a complete line
	m_delim = Newline;
}

/**
 * Class destructor.
 */
MakeFrontend::~MakeFrontend()
{
}

/**
 * Executes the make command.
 * @param	sName		The name of the process (for error messages)
 * @param	slArgs		A list containing the command-line arguments
 * @param	sWorkDir	Initial build directory
 * @param	bBlock		(Optional) true to block, false otherwise
 * @return	true if the process was executed successfully, false otherwise
 */
bool MakeFrontend::run(const QString& sName, const QStringList& slArgs, 
	const QString& sWorkDir, bool bBlock)
{
	QStringList slShellArgs;
	
	// Store the current build directory
	m_slPathStack.push_back(sWorkDir);
	
	// Join the output streams, so that they can both be parsed by
	// parseStdout()
	slShellArgs = slArgs;
	slShellArgs << "2>&1";
	
	// Execute the command
	return Frontend::run(sName, slShellArgs, sWorkDir, bBlock);
}

/**
 * Parses lines of output produced by the make command.
 * @param	sToken	A single line of output
 */
Frontend::ParseResult MakeFrontend::parseStdout(QString& sToken, ParserDelim)
{
	static QRegExp reErrWarn(RE_FILE_LINE);
	static QRegExp reEntDir(RE_ENTER_DIR);
	static QRegExp reExtDir(RE_EXIT_DIR);
	QString sRep;
	int nPos;
	QString sFile, sLine, sText;
	
	if ((nPos = reErrWarn.search(sToken)) >= 0) {
		// An error/warning message
		if (sToken.at(nPos) == '/') {
			sFile = reErrWarn.capturedTexts()[1];
		}
		else {
			sFile = m_slPathStack.last() + "/" +
				reErrWarn.capturedTexts()[1];
		}
		
		sLine = reErrWarn.capturedTexts()[2];
		sText = reErrWarn.capturedTexts()[4];
		emit error(sFile, sLine, sText);
		
		sRep = QString("<a href=\"") + sFile + "&\\2\">\\1:\\2</a>\\3: \\4";
		sToken.replace(reErrWarn, sRep);
	}
	else if ((nPos = reEntDir.search(sToken)) >= 0) {
		// Recursing into a directory
		m_slPathStack.push_back(reEntDir.capturedTexts()[1]);
		sToken = QString("<b>Entering directory</b> ") +
			m_slPathStack.last();
	}
	else if ((nPos = reExtDir.search(sToken)) >= 0) {
		// Leaving a directory
		sToken = QString("<b>Leaving directory</b> ") +
			m_slPathStack.last();
		m_slPathStack.pop_back();
	}

	return RecordReady;
}

#include "makefrontend.moc"