* log2xml -> nix-log2xml.

This commit is contained in:
Eelco Dolstra 2005-10-05 09:42:13 +00:00
parent d47e03fccd
commit 0e38578433
8 changed files with 2 additions and 2 deletions

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bin_PROGRAMS = nix-log2xml
nix_log2xml_SOURCES = log2xml.cc
%.xml: %.log nix-log2xml
./nix-log2xml < $< > $@
%.html: %.xml mark-errors.xsl log2html.xsl
$(xsltproc) mark-errors.xsl $< | $(xsltproc) log2html.xsl - > $@
LOG2HTML = mark-errors.xsl log2html.xsl treebits.js
EXTRA_DIST = $(LOG2HTML)
install-data-local:
$(INSTALL) -d $(DESTDIR)$(datadir)/nix/log2html
$(INSTALL_DATA) $(LOG2HTML) $(DESTDIR)$(datadir)/nix/log2html

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<?xml version="1.0"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method='html' />
<xsl:template match="logfile">
<html>
<head>
<script type="text/javascript" src="treebits.js" />
<link rel="stylesheet" href="logfile.css" type="text/css" />
<title>Log File</title>
</head>
<body>
<ul class='toplevel'>
<xsl:for-each select='line|nest'>
<li>
<xsl:apply-templates select='.'/>
</li>
</xsl:for-each>
</ul>
</body>
</html>
</xsl:template>
<xsl:template match="nest">
<!-- The tree should be collapsed by default if all children are
unimportant or if the header is unimportant. -->
<!-- <xsl:variable name="collapsed"
select="count(.//line[not(@priority = 3)]) = 0 or ./head[@priority = 3]" /> -->
<xsl:variable name="collapsed" select="count(.//*[@error]) = 0"/>
<xsl:variable name="style"><xsl:if test="$collapsed">display: none;</xsl:if></xsl:variable>
<xsl:variable name="arg"><xsl:choose><xsl:when test="$collapsed">true</xsl:when><xsl:otherwise>false</xsl:otherwise></xsl:choose></xsl:variable>
<script type='text/javascript'>showTreeToggle(<xsl:value-of select="$collapsed"/>)</script>
<xsl:apply-templates select='head'/>
<ul class='nesting' style="{$style}">
<xsl:for-each select='line|nest'>
<!-- Is this the last line? If so, mark it as such so that it
can be rendered differently. -->
<xsl:variable name="class"><xsl:choose><xsl:when test="position() != last()">line</xsl:when><xsl:otherwise>lastline</xsl:otherwise></xsl:choose></xsl:variable>
<li class='{$class}'>
<span class='lineconn' />
<span class='linebody'>
<xsl:apply-templates select='.'/>
</span>
</li>
</xsl:for-each>
</ul>
</xsl:template>
<xsl:template match="head|line">
<code>
<xsl:if test="@error">
<xsl:attribute name="class">error</xsl:attribute>
</xsl:if>
<xsl:apply-templates/>
</code>
</xsl:template>
<xsl:template match="storeref">
<em class='storeref'>
<span class='popup'><xsl:apply-templates/></span>
<span class='elided'>/...</span><xsl:apply-templates select='name'/><xsl:apply-templates select='path'/>
</em>
</xsl:template>
</xsl:stylesheet>

172
src/nix-log2xml/log2xml.cc Normal file
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#include <vector>
#include <iostream>
#include <cstdio>
#include <string>
using namespace std;
struct Decoder
{
enum { stTop, stEscape, stCSI } state;
string line;
bool inHeader;
int level;
vector<int> args;
bool newNumber;
int priority;
bool ignoreLF;
int lineNo, charNo;
Decoder()
{
state = stTop;
line = "";
inHeader = false;
level = 0;
priority = 1;
ignoreLF = false;
lineNo = 1;
charNo = 0;
}
void pushChar(char c);
void finishLine();
};
void Decoder::pushChar(char c)
{
if (c == '\n') {
lineNo++;
charNo = 0;
} else charNo++;
switch (state) {
case stTop:
if (c == '\e') {
state = stEscape;
} else if (c == '\n' && !ignoreLF) {
finishLine();
} else line += c;
break;
case stEscape:
if (c == '[') {
state = stCSI;
args.clear();
newNumber = true;
} else
state = stTop; /* !!! wrong */
break;
case stCSI:
if (c >= 0x40 && c != 0x7e) {
state = stTop;
switch (c) {
case 'p':
if (line.size()) finishLine();
level++;
inHeader = true;
cout << "<nest>" << endl;
priority = args.size() >= 1 ? args[0] : 1;
break;
case 'q':
if (line.size()) finishLine();
if (level > 0) {
level--;
cout << "</nest>" << endl;
} else
cerr << "not enough nesting levels at line "
<< lineNo << ", character " << charNo << endl;
break;
case 's':
if (line.size()) finishLine();
priority = args.size() >= 1 ? args[0] : 1;
break;
case 'a':
ignoreLF = true;
break;
case 'b':
ignoreLF = false;
break;
}
} else if (c >= '0' && c <= '9') {
int n = 0;
if (!newNumber) {
n = args.back() * 10;
args.pop_back();
}
n += c - '0';
args.push_back(n);
}
break;
}
}
void Decoder::finishLine()
{
string storeDir = "/nix/store/";
int sz = storeDir.size();
string tag = inHeader ? "head" : "line";
cout << "<" << tag;
if (priority != 1) cout << " priority='" << priority << "'";
cout << ">";
for (unsigned int i = 0; i < line.size(); i++) {
if (line[i] == '<') cout << "&lt;";
else if (line[i] == '&') cout << "&amp;";
else if (line[i] < 32 && line[i] != 9) cout << "&#xfffd;";
else if (i + sz + 33 < line.size() &&
string(line, i, sz) == storeDir &&
line[i + sz + 32] == '-')
{
int j = i + sz + 32;
/* skip name */
while (!strchr("/\n\r\t ()[]:;?<>", line[j])) j++;
int k = j;
while (!strchr("\n\r\t ()[]:;?<>", line[k])) k++;
// !!! escaping
cout << "<storeref>"
<< "<storedir>"
<< string(line, i, sz)
<< "</storedir>"
<< "<hash>"
<< string(line, i + sz, 32)
<< "</hash>"
<< "<name>"
<< string(line, i + sz + 32, j - (i + sz + 32))
<< "</name>"
<< "<path>"
<< string(line, j, k - j)
<< "</path>"
<< "</storeref>";
i = k - 1;
} else cout << line[i];
}
cout << "</" << tag << ">" << endl;
line = "";
inHeader = false;
priority = 1;
}
int main(int argc, char * * argv)
{
Decoder dec;
int c;
cout << "<logfile>" << endl;
while ((c = getchar()) != EOF) {
dec.pushChar(c);
}
cout << "</logfile>" << endl;
}

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body {
font-family: sans-serif;
background: white;
}
ul.nesting, ul.toplevel {
padding: 0;
margin: 0;
}
ul.toplevel {
list-style-type: none;
}
ul.nesting li.line, ul.nesting li.lastline {
position: relative;
list-style-type: none;
}
ul.nesting li.line {
padding-left: 1.1em;
}
ul.nesting li.lastline {
padding-left: 1.2em; // for the 0.1em border-left in .lastline > .lineconn
}
li.line {
border-left: 0.1em solid #6185a0;
}
li.line > span.lineconn, li.lastline > span.lineconn {
position: absolute;
height: 0.65em;
left: 0em;
width: 1em;
border-bottom: 0.1em solid #6185a0;
}
li.lastline > span.lineconn {
border-left: 0.1em solid #6185a0;
}
em.storeref {
color: #500000;
position: relative;
width: 100%;
}
em.storeref:hover {
background-color: #eeeeee;
}
*.popup {
display: none;
/* background: url('http://losser.st-lab.cs.uu.nl/~mbravenb/menuback.png') repeat; */
background: #ffffcd;
border: solid #555555 1px;
position: absolute;
top: 0em;
left: 0em;
margin: 0;
padding: 0;
z-index: 100;
}
em.storeref:hover span.popup {
display: inline;
}
.toggle {
text-decoration: none;
}
.showTree, .hideTree {
font-family: monospace;
font-size: larger;
}
.error {
color: #ff0000;
font-weight: bold;
}

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<?xml version="1.0"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:template match="@*|node()">
<xsl:copy>
<xsl:apply-templates select="@*|node()"/>
</xsl:copy>
</xsl:template>
<xsl:template match="line">
<line>
<xsl:if test="contains(text(), ' *** ') or
contains(text(), 'LaTeX Error') or
contains(text(), 'FAIL:') or
contains(text(), ' error: ') or
true">
<xsl:attribute name="error"></xsl:attribute>
</xsl:if>
<xsl:apply-templates select="@*|node()"/>
</line>
</xsl:template>
</xsl:stylesheet>

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/* Acknowledgement: this is based on the Wikipedia table-of-contents
* toggle. */
var idCounter = 0;
function showTreeToggle(isHidden) {
if (document.getElementById) {
var id = "toggle_" + idCounter;
document.writeln(
'<a href="javascript:toggleTree(\'' + id + '\')" class="toggle" id="' + id + '">' +
'<span class="showTree" ' + (isHidden ? '' : 'style="display: none;"') + '>+</span>' +
'<span class="hideTree" ' + (isHidden ? 'style="display: none;"' : '') + '>-</span>' +
'</a>');
idCounter = idCounter + 1;
}
}
function toggleTree(id) {
var href = document.getElementById(id);
var node = href;
var tree = null;
while (node != null) {
if (node.className == "nesting") tree = node;
node = node.nextSibling;
}
node = href.firstChild;
var hideTree = null;
var showTree = null;
while (node != null) {
if (node.className == "showTree") showTree = node;
else if (node.className == "hideTree") hideTree = node;
node = node.nextSibling;
}
if (tree.style.display == 'none') {
tree.style.display = '';
hideTree.style.display = '';
showTree.style.display = 'none';
} else {
tree.style.display = 'none';
hideTree.style.display = 'none';
showTree.style.display = '';
}
}