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/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "cmDocumentation.h"
#include "cmSystemTools.h"
#include "cmVersion.h"
#include <cmsys/Directory.hxx>
//----------------------------------------------------------------------------
static const cmDocumentationEntry cmDocumentationStandardOptions[] =
{
{"--copyright [file]", "Print the CMake copyright and exit.",
"If a file is specified, the copyright is written into it."},
{"--help", "Print usage information and exit.",
"Usage describes the basic command line interface and its options."},
{"--help-full [file]", "Print full help and exit.",
"Full help displays most of the documentation provided by the UNIX "
"man page. It is provided for use on non-UNIX platforms, but is "
"also convenient if the man page is not installed. If a file is "
"specified, the help is written into it."},
{"--help-html [file]", "Print full help in HTML format.",
"This option is used by CMake authors to help produce web pages. "
"If a file is specified, the help is written into it."},
{"--help-man [file]", "Print a UNIX man page and exit.",
"This option is used by the cmake build to generate the UNIX man page. "
"If a file is specified, the help is written into it."},
{"--version [file]", "Show program name/version banner and exit.",
"If a file is specified, the version is written into it."},
{0,0,0}
};
//----------------------------------------------------------------------------
static const cmDocumentationEntry cmDocumentationCommandsHeader[] =
{
{0,
"The following commands are available in CMakeLists.txt code:", 0},
{0,0,0}
};
//----------------------------------------------------------------------------
static const cmDocumentationEntry cmDocumentationModulesHeader[] =
{
{0,
"The following modules are provided with CMake. "
"They can be used with INCLUDE(ModuleName).", 0},
{0,0,0}
};
//----------------------------------------------------------------------------
static const cmDocumentationEntry cmDocumentationGeneratorsHeader[] =
{
{0,
"The following generators are available on this platform:", 0},
{0,0,0}
};
//----------------------------------------------------------------------------
static const cmDocumentationEntry cmDocumentationStandardSeeAlso[] =
{
{0,
"The following resources are available to get help using CMake:", 0},
{"Home Page",
"http://www.cmake.org",
"The primary starting point for learning about CMake."},
{"Frequently Asked Questions",
"http://www.cmake.org/Wiki/CMake_FAQ",
"A Wiki is provided containing answers to frequently asked questions. "},
{"Online Documentation",
"http://www.cmake.org/HTML/Documentation.html",
"Links to available documentation may be found on this web page."},
{"Mailing List",
"http://www.cmake.org/HTML/MailingLists.html",
"For help and discussion about using cmake, a mailing list is provided at "
"cmake@cmake.org. "
"The list is member-post-only but one may sign up on the CMake web page. "
"Please first read the full documentation at "
"http://www.cmake.org before posting questions to the list."},
{0,
"Summary of helpful links:\n"
" Home: http://www.cmake.org\n"
" Docs: http://www.cmake.org/HTML/Documentation.html\n"
" Mail: http://www.cmake.org/HTML/MailingLists.html\n"
" FAQ: http://www.cmake.org/Wiki/CMake_FAQ\n"
, 0},
{0,0,0}
};
//----------------------------------------------------------------------------
const cmDocumentationEntry cmDocumentationAuthor[] =
{
{0,
"This manual page was generated by the \"--help-man\" option.", 0},
{0,0,0}
};
//----------------------------------------------------------------------------
const cmDocumentationEntry cmDocumentationCopyright[] =
{
{0,
"Copyright (c) 2002 Kitware, Inc., Insight Consortium. "
"All rights reserved.", 0},
{0,
"Redistribution and use in source and binary forms, with or without "
"modification, are permitted provided that the following conditions are "
"met:", 0},
{"",
"Redistributions of source code must retain the above copyright notice, "
"this list of conditions and the following disclaimer.", 0},
{"",
"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.",
0},
{"",
"The names of Kitware, Inc., the Insight Consortium, or the names of "
"any consortium members, or of any contributors, may not be used to "
"endorse or promote products derived from this software without "
"specific prior written permission.", 0},
{"",
"Modified source versions must be plainly marked as such, and must "
"not be misrepresented as being the original software.", 0},
{0,
"THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS "
"``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 AUTHORS OR "
"CONTRIBUTORS 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.", 0},
{0, 0, 0}
};
//----------------------------------------------------------------------------
cmDocumentation::cmDocumentation()
{
this->CurrentForm = TextForm;
this->TextIndent = "";
this->TextWidth = 77;
}
//----------------------------------------------------------------------------
cmDocumentation::~cmDocumentation()
{
for(std::vector< char* >::iterator i = this->ModuleStrings.begin();
i != this->ModuleStrings.end(); ++i)
{
delete [] *i;
}
}
//----------------------------------------------------------------------------
bool cmDocumentation::PrintCopyright(std::ostream& os)
{
for(const cmDocumentationEntry* op = cmDocumentationCopyright;
op->brief; ++op)
{
if(op->name)
{
os << " * ";
this->TextIndent = " ";
this->PrintColumn(os, op->brief);
}
else
{
this->TextIndent = "";
this->PrintColumn(os, op->brief);
}
os << "\n";
}
return true;
}
//----------------------------------------------------------------------------
bool cmDocumentation::PrintVersion(std::ostream& os)
{
os << this->GetNameString() << " version "
<< cmVersion::GetCMakeVersion() << "\n";
return true;
}
//----------------------------------------------------------------------------
void cmDocumentation::AddSection(const char* name,
const cmDocumentationEntry* d)
{
this->Names.push_back(name);
this->Sections.push_back(d);
}
//----------------------------------------------------------------------------
void cmDocumentation::ClearSections()
{
this->Names.erase(this->Names.begin(), this->Names.end());
this->Sections.erase(this->Sections.begin(), this->Sections.end());
}
//----------------------------------------------------------------------------
bool cmDocumentation::PrintDocumentation(Type ht, std::ostream& os)
{
if ( ht != cmDocumentation::HTML &&
ht != cmDocumentation::Man )
{
this->PrintVersion(os);
}
switch (ht)
{
case cmDocumentation::Usage: return this->PrintDocumentationUsage(os);
case cmDocumentation::Single:
return this->PrintDocumentationSingle(os);
case cmDocumentation::SingleModule:
return this->PrintDocumentationSingleModule(os);
case cmDocumentation::List: return this->PrintDocumentationList(os);
case cmDocumentation::ModuleList: return this->PrintModuleList(os);
case cmDocumentation::Full: return this->PrintDocumentationFull(os);
case cmDocumentation::HTML: return this->PrintDocumentationHTML(os);
case cmDocumentation::Man: return this->PrintDocumentationMan(os);
case cmDocumentation::Copyright: return this->PrintCopyright(os);
case cmDocumentation::Version: return true;
default: return false;
}
}
//----------------------------------------------------------------------------
bool cmDocumentation::CreateModulesSection()
{
this->ModulesSection.push_back(cmDocumentationModulesHeader[0]);
std::string cmakeModules = this->CMakeRoot;
cmakeModules += "/Modules";
cmsys::Directory dir;
dir.Load(cmakeModules.c_str());
for(unsigned int i = 0; i < dir.GetNumberOfFiles(); ++i)
{
std::string fname = dir.GetFile(i);
if(fname.length() > 6)
{
if(fname.substr(fname.length()-6, 6) == ".cmake")
{
std::string moduleName = fname.substr(0, fname.length()-6);
std::string path = cmakeModules;
path += "/";
path += fname;
this->CreateSingleModule(path.c_str(), moduleName.c_str());
}
}
}
cmDocumentationEntry e = { 0, 0, 0 };
this->ModulesSection.push_back(e);
return true;
}
//----------------------------------------------------------------------------
bool cmDocumentation::CreateSingleModule(const char* fname,
const char* moduleName)
{
std::ifstream fin(fname);
if(!fin)
{
std::cerr << "Internal error: can not open module." << fname << std::endl;
return false;
}
std::string line;
std::string text;
std::string brief;
brief = " ";
bool newParagraph = true;
while ( fin && cmSystemTools::GetLineFromStream(fin, line) )
{
if(line.size() && line[0] == '#')
{
// blank line
if(line.size() <= 2)
{
text += "\n";
newParagraph = true;
}
else if(line[2] == '-')
{
brief = line.c_str()+4;
}
else
{
// two spaces
if(line[1] == ' ' && line[2] == ' ')
{
if(!newParagraph)
{
text += "\n";
newParagraph = true;
}
// Skip #, and leave space for preformatted
text += line.c_str()+1;
text += "\n";
}
else if(line[1] == ' ')
{
if(!newParagraph)
{
text += " ";
}
newParagraph = false;
// skip # and space
text += line.c_str()+2;
}
else
{
if(!newParagraph)
{
text += " ";
}
newParagraph = false;
// skip #
text += line.c_str()+1;
}
}
}
else
{
if(text.length() < 2 && brief.length() == 1)
{
return false;
}
char* pname = strcpy(new char[strlen(moduleName)+1], moduleName);
char* ptext = strcpy(new char[text.length()+1], text.c_str());
this->ModuleStrings.push_back(pname);
this->ModuleStrings.push_back(ptext);
char* pbrief = strcpy(new char[brief.length()+1], brief.c_str());
this->ModuleStrings.push_back(pbrief);
cmDocumentationEntry e = { pname, pbrief, ptext };
this->ModulesSection.push_back(e);
return true;
}
}
return true;
}
//----------------------------------------------------------------------------
bool cmDocumentation::PrintRequestedDocumentation(std::ostream& os)
{
bool result = true;
// Loop over requested documentation types.
for(RequestedMapType::const_iterator i = this->RequestedMap.begin();
i != this->RequestedMap.end(); ++i)
{
// Special case for printing help for a single command.
if(i->first == cmDocumentation::Usage && i->second.length() > 0 &&
!this->CommandsSection.empty())
{
// Check if the argument to the usage request was a command.
for(cmDocumentationEntry* entry = &this->CommandsSection[0];
entry->brief; ++entry)
{
if(entry->name && (strcmp(entry->name, i->second.c_str()) == 0))
{
this->PrintDocumentationCommand(os, entry);
return true;
}
}
// Argument was not a command. Complain.
os << "Help argument \"" << i->second.c_str()
<< "\" is not a CMake command. "
<< "Use --help-command-list to see all commands.\n";
return false;
}
// If a file name was given, use it. Otherwise, default to the
// given stream.
std::ofstream* fout = 0;
std::ostream* s = &os;
if(i->second.length() > 0)
{
fout = new std::ofstream(i->second.c_str(), std::ios::out);
if(fout)
{
s = fout;
}
else
{
result = false;
}
}
// Print this documentation type to the stream.
if(!this->PrintDocumentation(i->first, *s) || !*s)
{
result = false;
}
// Close the file if we wrote one.
if(fout)
{
delete fout;
}
}
return result;
}
//----------------------------------------------------------------------------
bool cmDocumentation::CheckOptions(int argc, const char* const* argv)
{
// Providing zero arguments gives usage information.
if(argc == 1)
{
this->RequestedMap[cmDocumentation::Usage] = "";
return true;
}
// Search for supported help options.
bool result = false;
for(int i=1; i < argc; ++i)
{
// Check if this is a supported help option.
Type type = cmDocumentation::None;
if((strcmp(argv[i], "-help") == 0) ||
(strcmp(argv[i], "--help") == 0) ||
(strcmp(argv[i], "/?") == 0) ||
(strcmp(argv[i], "-usage") == 0) ||
(strcmp(argv[i], "-h") == 0) ||
(strcmp(argv[i], "-H") == 0))
{
type = cmDocumentation::Usage;
}
else if(strcmp(argv[i], "--help-full") == 0)
{
type = cmDocumentation::Full;
}
else if(strcmp(argv[i], "--help-html") == 0)
{
type = cmDocumentation::HTML;
}
else if(strcmp(argv[i], "--help-man") == 0)
{
type = cmDocumentation::Man;
}
else if(strcmp(argv[i], "--help-command") == 0)
{
type = cmDocumentation::Single;
if((i+1 < argc) && !this->IsOption(argv[i+1]))
{
this->SingleCommand = argv[i+1];
this->SingleCommand = cmSystemTools::UpperCase(this->SingleCommand);
i = i+1;
}
}
else if(strcmp(argv[i], "--help-module") == 0)
{
type = cmDocumentation::SingleModule;
if((i+1 < argc) && !this->IsOption(argv[i+1]))
{
this->SingleModuleName = argv[i+1];
i = i+1;
}
}
else if(strcmp(argv[i], "--help-command-list") == 0)
{
type = cmDocumentation::List;
}
else if(strcmp(argv[i], "--help-module-list") == 0)
{
type = cmDocumentation::ModuleList;
}
else if(strcmp(argv[i], "--copyright") == 0)
{
type = cmDocumentation::Copyright;
}
else if((strcmp(argv[i], "--version") == 0) ||
(strcmp(argv[i], "-version") == 0) ||
(strcmp(argv[i], "/V") == 0))
{
type = cmDocumentation::Version;
}
if(type)
{
// This is a help option. See if there is a file name given.
result = true;
if((i+1 < argc) && !this->IsOption(argv[i+1]))
{
this->RequestedMap[type] = argv[i+1];
i = i+1;
}
else
{
this->RequestedMap[type] = "";
}
}
}
return result;
}
//----------------------------------------------------------------------------
void cmDocumentation::Print(Form f, std::ostream& os)
{
this->CurrentForm = f;
for(unsigned int i=0; i < this->Sections.size(); ++i)
{
this->PrintSection(os, this->Sections[i], this->Names[i]);
}
}
//----------------------------------------------------------------------------
void cmDocumentation::SetName(const char* name)
{
this->NameString = name?name:"";
}
//----------------------------------------------------------------------------
void cmDocumentation::SetNameSection(const cmDocumentationEntry* section)
{
this->SetSection(0, section, 0, this->NameSection);
}
//----------------------------------------------------------------------------
void cmDocumentation::SetUsageSection(const cmDocumentationEntry* section)
{
this->SetSection(0, section, 0, this->UsageSection);
}
//----------------------------------------------------------------------------
void cmDocumentation
::SetDescriptionSection(const cmDocumentationEntry* section)
{
this->SetSection(0, section, 0, this->DescriptionSection);
}
//----------------------------------------------------------------------------
void cmDocumentation::SetOptionsSection(const cmDocumentationEntry* section)
{
this->SetSection(0, section, cmDocumentationStandardOptions,
this->OptionsSection);
}
//----------------------------------------------------------------------------
void cmDocumentation::SetCommandsSection(const cmDocumentationEntry* section)
{
this->SetSection(cmDocumentationCommandsHeader, section, 0,
this->CommandsSection);
}
//----------------------------------------------------------------------------
void cmDocumentation
::SetGeneratorsSection(const cmDocumentationEntry* section)
{
this->SetSection(cmDocumentationGeneratorsHeader, section, 0,
this->GeneratorsSection);
}
//----------------------------------------------------------------------------
void cmDocumentation::SetSeeAlsoList(const cmDocumentationEntry* also)
{
this->SeeAlsoSection.clear();
this->SeeAlsoString = ".B ";
for(const cmDocumentationEntry* i = also; i->brief; ++i)
{
this->SeeAlsoString += i->brief;
this->SeeAlsoString += (i+1)->brief? "(1), ":"(1)";
}
cmDocumentationEntry e = {0, 0, 0};
e.brief = this->SeeAlsoString.c_str();
this->SeeAlsoSection.push_back(e);
for(const cmDocumentationEntry* i = cmDocumentationStandardSeeAlso;
i->brief; ++i)
{
this->SeeAlsoSection.push_back(*i);
}
e.brief = 0;
this->SeeAlsoSection.push_back(e);
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintSection(std::ostream& os,
const cmDocumentationEntry* section,
const char* name)
{
switch (this->CurrentForm)
{
case TextForm: this->PrintSectionText(os, section, name); break;
case HTMLForm: this->PrintSectionHTML(os, section, name); break;
case ManForm: this->PrintSectionMan(os, section, name); break;
case UsageForm: this->PrintSectionUsage(os, section, name); break;
}
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintSectionText(std::ostream& os,
const cmDocumentationEntry* section,
const char* name)
{
if(name)
{
os <<
"---------------------------------------"
"---------------------------------------\n";
os << name << "\n\n";
}
if(!section) { return; }
for(const cmDocumentationEntry* op = section; op->brief; ++op)
{
if(op->name)
{
if(op->name[0])
{
os << " " << op->name << "\n";
}
this->TextIndent = " ";
this->PrintFormatted(os, op->brief);
if(op->full)
{
os << "\n";
this->PrintFormatted(os, op->full);
}
}
else
{
this->TextIndent = "";
this->PrintFormatted(os, op->brief);
}
os << "\n";
}
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintSectionHTML(std::ostream& os,
const cmDocumentationEntry* section,
const char* name)
{
if(name)
{
os << "<h2>" << name << "</h2>\n";
}
if(!section) { return; }
for(const cmDocumentationEntry* op = section; op->brief;)
{
if(op->name)
{
os << "<ul>\n";
for(;op->name;++op)
{
os << " <li>\n";
if(op->name[0])
{
os << " <b><code>";
this->PrintHTMLEscapes(os, op->name);
os << "</code></b>: ";
}
this->PrintHTMLEscapes(os, op->brief);
if(op->full)
{
os << "<br>\n ";
this->PrintFormatted(os, op->full);
}
os << "\n";
os << " </li>\n";
}
os << "</ul>\n";
}
else
{
this->PrintFormatted(os, op->brief);
os << "\n";
++op;
}
}
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintSectionMan(std::ostream& os,
const cmDocumentationEntry* section,
const char* name)
{
if(name)
{
os << ".SH " << name << "\n";
}
if(!section) { return; }
for(const cmDocumentationEntry* op = section; op->brief; ++op)
{
if(op->name)
{
os << ".TP\n"
<< ".B " << (op->name[0]?op->name:"*") << "\n";
this->PrintFormatted(os, op->brief);
this->PrintFormatted(os, op->full);
}
else
{
os << ".PP\n";
this->PrintFormatted(os, op->brief);
}
}
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintSectionUsage(std::ostream& os,
const cmDocumentationEntry* section,
const char* name)
{
if(name)
{
os << name << "\n";
}
if(!section) { return; }
for(const cmDocumentationEntry* op = section; op->brief; ++op)
{
if(op->name)
{
os << " " << op->name;
this->TextIndent = " ";
int align = static_cast<int>(strlen(this->TextIndent))-4;
for(int i = static_cast<int>(strlen(op->name)); i < align; ++i)
{
os << " ";
}
if ( strlen(op->name) > strlen(this->TextIndent)-4 )
{
os << "\n";
os.write(this->TextIndent, strlen(this->TextIndent)-2);
}
os << "= ";
this->PrintColumn(os, op->brief);
os << "\n";
}
else
{
os << "\n";
this->TextIndent = "";
this->PrintFormatted(os, op->brief);
}
}
os << "\n";
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintFormatted(std::ostream& os, const char* text)
{
if(!text)
{
return;
}
const char* ptr = text;
while(*ptr)
{
// Any ptrs starting in a space are treated as preformatted text.
std::string preformatted;
while(*ptr == ' ')
{
for(char ch = *ptr; ch && ch != '\n'; ++ptr, ch = *ptr)
{
preformatted.append(1, ch);
}
if(*ptr)
{
++ptr;
preformatted.append(1, '\n');
}
}
if(preformatted.length())
{
this->PrintPreformatted(os, preformatted.c_str());
}
// Other ptrs are treated as paragraphs.
std::string paragraph;
for(char ch = *ptr; ch && ch != '\n'; ++ptr, ch = *ptr)
{
paragraph.append(1, ch);
}
if(*ptr)
{
++ptr;
paragraph.append(1, '\n');
}
if(paragraph.length())
{
this->PrintParagraph(os, paragraph.c_str());
}
}
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintPreformatted(std::ostream& os, const char* text)
{
switch (this->CurrentForm)
{
case TextForm: this->PrintPreformattedText(os, text); break;
case HTMLForm: this->PrintPreformattedHTML(os, text); break;
case ManForm: this->PrintPreformattedMan(os, text); break;
case UsageForm: this->PrintPreformattedText(os, text); break;
}
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintParagraph(std::ostream& os, const char* text)
{
switch (this->CurrentForm)
{
case TextForm: this->PrintParagraphText(os, text); break;
case HTMLForm: this->PrintParagraphHTML(os, text); break;
case ManForm: this->PrintParagraphMan(os, text); break;
case UsageForm: this->PrintParagraphText(os, text); break;
}
}
//----------------------------------------------------------------------------
void cmDocumentation
::PrintPreformattedText(std::ostream& os, const char* text)
{
bool newline = true;
for(const char* ptr = text; *ptr; ++ptr)
{
if(newline)
{
os << this->TextIndent;
newline = false;
}
os << *ptr;
if(*ptr == '\n')
{
newline = true;
}
}
os << "\n";
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintParagraphText(std::ostream& os, const char* text)
{
os << this->TextIndent;
this->PrintColumn(os, text);
os << "\n";
}
//----------------------------------------------------------------------------
void cmDocumentation
::PrintPreformattedHTML(std::ostream& os, const char* text)
{
os << "<pre>";
this->PrintHTMLEscapes(os, text);
os << "</pre>\n ";
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintParagraphHTML(std::ostream& os, const char* text)
{
os << "<p>";
this->PrintHTMLEscapes(os, text);
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintPreformattedMan(std::ostream& os, const char* text)
{
std::string man_text = text;
cmSystemTools::ReplaceString(man_text, "\\", "\\\\");
os << man_text << "\n";
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintParagraphMan(std::ostream& os, const char* text)
{
std::string man_text = text;
cmSystemTools::ReplaceString(man_text, "\\", "\\\\");
os << man_text << "\n\n";
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintColumn(std::ostream& os, const char* text)
{
// Print text arranged in an indented column of fixed witdh.
const char* l = text;
int column = 0;
bool newSentence = false;
bool firstLine = true;
int width = this->TextWidth - static_cast<int>(strlen(this->TextIndent));
// Loop until the end of the text.
while(*l)
{
// Parse the next word.
const char* r = l;
while(*r && (*r != '\n') && (*r != ' ')) { ++r; }
// Does it fit on this line?
if(r-l < (width-column-(newSentence?1:0)))
{
// Word fits on this line.
if(r > l)
{
if(column)
{
// Not first word on line. Separate from the previous word
// by a space, or two if this is a new sentence.
if(newSentence)
{
os << " ";
column += 2;
}
else
{
os << " ";
column += 1;
}
}
else
{
// First word on line. Print indentation unless this is the
// first line.
os << (firstLine?"":this->TextIndent);
}
// Print the word.
os.write(l, static_cast<long>(r-l));
newSentence = (*(r-1) == '.');
}
if(*r == '\n')
{
// Text provided a newline. Start a new line.
os << "\n";
++r;
column = 0;
firstLine = false;
}
else
{
// No provided newline. Continue this line.
column += static_cast<long>(r-l);
}
}
else
{
// Word does not fit on this line. Start a new line.
os << "\n";
firstLine = false;
if(r > l)
{
os << this->TextIndent;
os.write(l, static_cast<long>(r-l));
column = static_cast<long>(r-l);
newSentence = (*(r-1) == '.');
}
else
{
column = 0;
}
}
// Move to beginning of next word. Skip over whitespace.
l = r;
while(*l && (*l == ' ')) { ++l; }
}
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintHTMLEscapes(std::ostream& os, const char* text)
{
static cmDocumentationEntry escapes[] =
{
{"<", "&lt;", 0},
{">", "&gt;", 0},
{"&", "&amp;", 0},
{"\n", "<br>", 0},
{0,0,0}
};
for(const char* p = text; *p; ++p)
{
bool found = false;
for(const cmDocumentationEntry* op = escapes; !found && op->name; ++op)
{
if(op->name[0] == *p)
{
os << op->brief;
found = true;
}
}
if(!found)
{
os << *p;
}
}
}
//----------------------------------------------------------------------------
bool cmDocumentation::PrintDocumentationSingle(std::ostream& os)
{
if(this->CommandsSection.empty())
{
os << "Internal error: commands list is empty." << std::endl;
return false;
}
if(this->SingleCommand.length() == 0)
{
os << "Argument --help-command needs a command name.\n";
return false;
}
for(cmDocumentationEntry* entry = &this->CommandsSection[0];
entry->brief; ++entry)
{
if(entry->name && this->SingleCommand == entry->name)
{
this->PrintDocumentationCommand(os, entry);
return true;
}
}
// Argument was not a command. Complain.
os << "Argument \"" << this->SingleCommand.c_str()
<< "\" to --help-command is not a CMake command. "
<< "Use --help-command-list to see all commands.\n";
return false;
}
//----------------------------------------------------------------------------
bool cmDocumentation::PrintDocumentationSingleModule(std::ostream& os)
{
if(this->SingleModuleName.length() == 0)
{
os << "Argument --help-module needs a module name.\n";
return false;
}
std::string cmakeModules = this->CMakeRoot;
cmakeModules += "/Modules/";
cmakeModules += this->SingleModuleName;
cmakeModules += ".cmake";
if(cmSystemTools::FileExists(cmakeModules.c_str())
&& this->CreateSingleModule(cmakeModules.c_str(),
this->SingleModuleName.c_str()))
{
this->PrintDocumentationCommand(os, &this->ModulesSection[0]);
os << "\n Defined in: ";
os << cmakeModules << "\n";
return true;
}
// Argument was not a module. Complain.
os << "Argument \"" << this->SingleModuleName.c_str()
<< "\" to --help-module is not a CMake module.";
return false;
}
//----------------------------------------------------------------------------
bool cmDocumentation::PrintDocumentationList(std::ostream& os)
{
if(this->CommandsSection.empty())
{
os << "Internal error: commands list is empty." << std::endl;
return false;
}
for(cmDocumentationEntry* entry = &this->CommandsSection[0];
entry->brief; ++entry)
{
if(entry->name)
{
os << entry->name << std::endl;
}
}
return true;
}
//----------------------------------------------------------------------------
bool cmDocumentation::PrintModuleList(std::ostream& os)
{
this->CreateModulesSection();
if(this->ModulesSection.empty())
{
os << "Internal error: modules list is empty." << std::endl;
return false;
}
for(cmDocumentationEntry* entry = &this->ModulesSection[0];
entry->brief; ++entry)
{
if(entry->name)
{
os << entry->name << std::endl;
}
}
return true;
}
//----------------------------------------------------------------------------
bool cmDocumentation::PrintDocumentationUsage(std::ostream& os)
{
this->CreateUsageDocumentation();
this->Print(UsageForm, os);
return true;
}
//----------------------------------------------------------------------------
bool cmDocumentation::PrintDocumentationFull(std::ostream& os)
{
this->CreateFullDocumentation();
this->Print(TextForm, os);
return true;
}
//----------------------------------------------------------------------------
bool cmDocumentation::PrintDocumentationHTML(std::ostream& os)
{
this->CreateFullDocumentation();
os << "<html><body>\n";
this->Print(HTMLForm, os);
os << "</body></html>\n";
return true;
}
//----------------------------------------------------------------------------
bool cmDocumentation::PrintDocumentationMan(std::ostream& os)
{
this->CreateManDocumentation();
os << ".TH " << this->GetNameString() << " 1 \""
<< cmSystemTools::GetCurrentDateTime("%B %d, %Y").c_str()
<< "\" \"" << this->GetNameString()
<< " " << cmVersion::GetCMakeVersion()
<< "\"\n";
this->Print(ManForm, os);
return true;
}
//----------------------------------------------------------------------------
void cmDocumentation::PrintDocumentationCommand(std::ostream& os,
cmDocumentationEntry* entry)
{
cmDocumentationEntry singleCommandSection[3] =
{
{entry->name, entry->brief, entry->full},
{0,0,0}
};
this->ClearSections();
this->AddSection(0, &singleCommandSection[0]);
this->Print(TextForm, os);
}
//----------------------------------------------------------------------------
void cmDocumentation::CreateUsageDocumentation()
{
this->ClearSections();
if(!this->UsageSection.empty())
{
this->AddSection("Usage", &this->UsageSection[0]);
}
if(!this->OptionsSection.empty())
{
this->AddSection("Command-Line Options", &this->OptionsSection[0]);
}
if(!this->GeneratorsSection.empty())
{
this->AddSection("Generators", &this->GeneratorsSection[0]);
}
}
//----------------------------------------------------------------------------
void cmDocumentation::CreateFullDocumentation()
{
this->ClearSections();
if(!this->NameSection.empty())
{
this->AddSection("Name", &this->NameSection[0]);
}
if(!this->UsageSection.empty())
{
this->AddSection("Usage", &this->UsageSection[0]);
}
if(!this->DescriptionSection.empty())
{
this->AddSection(0, &this->DescriptionSection[0]);
}
if(!this->OptionsSection.empty())
{
this->AddSection("Command-Line Options", &this->OptionsSection[0]);
}
if(!this->GeneratorsSection.empty())
{
this->AddSection("Generators", &this->GeneratorsSection[0]);
}
if(!this->CommandsSection.empty())
{
this->AddSection("Listfile Commands", &this->CommandsSection[0]);
}
this->CreateModulesSection();
if(!this->ModulesSection.empty())
{
this->AddSection("Standard CMake Modules", &this->ModulesSection[0]);
}
this->AddSection("Copyright", cmDocumentationCopyright);
this->AddSection("See Also", cmDocumentationStandardSeeAlso);
}
//----------------------------------------------------------------------------
void cmDocumentation::CreateManDocumentation()
{
this->ClearSections();
if(!this->NameSection.empty())
{
this->AddSection("NAME", &this->NameSection[0]);
}
if(!this->UsageSection.empty())
{
this->AddSection("SYNOPSIS", &this->UsageSection[0]);
}
if(!this->DescriptionSection.empty())
{
this->AddSection("DESCRIPTION", &this->DescriptionSection[0]);
}
if(!this->OptionsSection.empty())
{
this->AddSection("OPTIONS", &this->OptionsSection[0]);
}
if(!this->GeneratorsSection.empty())
{
this->AddSection("GENERATORS", &this->GeneratorsSection[0]);
}
if(!this->CommandsSection.empty())
{
this->AddSection("COMMANDS", &this->CommandsSection[0]);
}
this->CreateModulesSection();
if(!this->ModulesSection.empty())
{
this->AddSection("MODULES", &this->ModulesSection[0]);
}
this->AddSection("COPYRIGHT", cmDocumentationCopyright);
if(!this->SeeAlsoSection.empty())
{
this->AddSection("SEE ALSO", &this->SeeAlsoSection[0]);
}
this->AddSection("AUTHOR", cmDocumentationAuthor);
}
//----------------------------------------------------------------------------
void cmDocumentation::SetSection(const cmDocumentationEntry* header,
const cmDocumentationEntry* section,
const cmDocumentationEntry* footer,
std::vector<cmDocumentationEntry>& vec)
{
vec.erase(vec.begin(), vec.end());
if(header)
{
for(const cmDocumentationEntry* op = header; op->brief; ++op)
{
vec.push_back(*op);
}
}
if(section)
{
for(const cmDocumentationEntry* op = section; op->brief; ++op)
{
vec.push_back(*op);
}
}
if(footer)
{
for(const cmDocumentationEntry* op = footer; op->brief; ++op)
{
vec.push_back(*op);
}
}
cmDocumentationEntry empty = {0,0,0};
vec.push_back(empty);
}
//----------------------------------------------------------------------------
const char* cmDocumentation::GetNameString()
{
if(this->NameString.length() > 0)
{
return this->NameString.c_str();
}
else
{
return "CMake";
}
}
//----------------------------------------------------------------------------
bool cmDocumentation::IsOption(const char* arg)
{
return ((arg[0] == '-') || (strcmp(arg, "/V") == 0) ||
(strcmp(arg, "/?") == 0));
}
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