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osxcross-man:

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* use MANPATH environment variable instead of --manpath for more portability
* add (build_gcc.sh) gcc man pages
This commit is contained in:
Thomas Pöchtrager 2015-06-21 17:18:51 +02:00
parent 226435ef4e
commit 54d6ae9172
1 changed files with 41 additions and 9 deletions
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50
wrapper/programs/osxcross-man.cpp
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@ -33,22 +33,54 @@ namespace osxcross {
int man(int argc, char **argv, Target &target) { int man(int argc, char **argv, Target &target) {
std::string SDKPath; std::string SDKPath;
target.getSDKPath(SDKPath);
std::string manpath = SDKPath + "/usr/share/man";
if (!dirExists(manpath)) { if (!target.getSDKPath(SDKPath))
err << "directory '" << manpath << "' does not exist" << err.endl(); return 1;
std::vector<std::string> manpaths;
manpaths.push_back(SDKPath + "/usr/share/man");
manpaths.push_back(std::string(target.execpath) + "/../share/man");
unsetenv("MANPATH");
for (const std::string &manpath : manpaths)
if (dirExists(manpath))
concatEnvVariable("MANPATH", manpath);
if (!getenv("MANPATH")) {
err << "cannot find man pages!" << err.endl();
return 1; return 1;
} }
std::vector<char *> args; std::vector<char *> args;
args.push_back(const_cast<char *>("man")); // All the const violation here doesn't matter,
args.push_back(const_cast<char *>("--manpath")); // the arguments won't be modified
args.push_back(const_cast<char *>(manpath.c_str()));
for (int i = 1; i < argc; ++i) args.push_back(const_cast<char *>("man"));
args.push_back(argv[i]);
for (int i = 1; i < argc; ++i) {
char *arg = argv[i];
// Rewrite gcc to <triple>-gcc for compatibility
// with other man pages
constexpr const char *GCCManPages[] = { "gcc", "g++", "cpp", "gcov" };
for (const char *mp : GCCManPages) {
if (!strcmp(mp, arg)) {
std::string *str = new std::string; // Intentionally "leaked"
target.getDefaultTriple(*str);
str->append("-");
str->append(arg);
arg = const_cast<char *>(str->c_str());
break;
}
}
args.push_back(arg);
}
args.push_back(nullptr); args.push_back(nullptr);