gnu: perl-moosex-getopt: Update to 0.75. - guix

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author	Tobias Geerinckx-Rice <me@tobias.gr>	2021-03-23 13:37:29 +0100
committer	Tobias Geerinckx-Rice <me@tobias.gr>	2021-03-23 14:20:05 +0100
commit	6139c879a5743571ebe1b730a2744ad2e0fdb758 (patch)
tree	9a0ec4d7013f1a30ac549b5daa7b8b2ddd7d6357 /gnu
parent	94963642a8ffaca36fca755d09c61946fb93a461 (diff)
download	guix-6139c879a5743571ebe1b730a2744ad2e0fdb758.tar.gz guix-6139c879a5743571ebe1b730a2744ad2e0fdb758.zip

gnu: perl-moosex-getopt: Update to 0.75.

* gnu/packages/perl.scm (perl-moosex-getopt): Update to 0.75.

Diffstat (limited to 'gnu')

-rw-r--r--

gnu/packages/perl.scm

1 files changed, 3 insertions, 3 deletions

#define _XOPEN_SOURCE 600 #include "config.h" #include <cerrno> #include <algorithm> #include <vector> #include <map> #include <strings.h> // for strcasecmp #include <sys/types.h> #include <sys/stat.h> #include <unistd.h> #include <dirent.h> #include <fcntl.h> #include "archive.hh" #include "util.hh" namespace nix { static string archiveVersion1 = "nix-archive-1"; static string caseHackSuffix = "~nix~case~hack~"; PathFilter defaultPathFilter; static void dumpContents(const Path & path, size_t size, Sink & sink) { writeString("contents", sink); writeLongLong(size, sink); AutoCloseFD fd = open(path.c_str(), O_RDONLY); if (fd == -1) throw SysError(format("opening file `%1%'") % path); unsigned char buf[65536]; size_t left = size; while (left > 0) { size_t n = left > sizeof(buf) ? sizeof(buf) : left; readFull(fd, buf, n); left -= n; sink(buf, n); } writePadding(size, sink); } static void dump(const Path & path, Sink & sink, PathFilter & filter) { struct stat st; if (lstat(path.c_str(), &st)) throw SysError(format("getting attributes of path `%1%'") % path); writeString("(", sink); if (S_ISREG(st.st_mode)) { writeString("type", sink); writeString("regular", sink); if (st.st_mode & S_IXUSR) { writeString("executable", sink); writeString("", sink); } dumpContents(path, (size_t) st.st_size, sink); } else if (S_ISDIR(st.st_mode)) { writeString("type", sink); writeString("directory", sink); /* If we're on a case-insensitive system like Mac OS X, undo the case hack applied by restorePath(). */ std::map<string, string> unhacked; for (auto & i : readDirectory(path)) unhacked[i.name] = i.name; for (auto & i : unhacked) if (filter(path + "/" + i.first)) { writeString("entry", sink); writeString("(", sink); writeString("name", sink); writeString(i.first, sink); writeString("node", sink); dump(path + "/" + i.second, sink, filter); writeString(")", sink); } } else if (S_ISLNK(st.st_mode)) { writeString("type", sink); writeString("symlink", sink); writeString("target", sink); writeString(readLink(path), sink); } else throw Error(format("file `%1%' has an unsupported type") % path); writeString(")", sink); } void dumpPath(const Path & path, Sink & sink, PathFilter & filter) { writeString(archiveVersion1, sink); dump(path, sink, filter); } static SerialisationError badArchive(string s) { return SerialisationError("bad archive: " + s); } #if 0 static void skipGeneric(Source & source) { if (readString(source) == "(") { while (readString(source) != ")") skipGeneric(source); } } #endif static void parseContents(ParseSink & sink, Source & source, const Path & path) { unsigned long long size = readLongLong(source); sink.preallocateContents(size); unsigned long long left = size; unsigned char buf[65536]; while (left) { checkInterrupt(); unsigned int n = sizeof(buf); if ((unsigned long long) n > left) n = left; source(buf, n); sink.receiveContents(buf, n); left -= n; } readPadding(size, source); } struct CaseInsensitiveCompare { bool operator() (const string & a, const string & b) const { return strcasecmp(a.c_str(), b.c_str()) < 0; } }; static void parse(ParseSink & sink, Source & source, const Path & path) { string s; s = readString(source); if (s != "(") throw badArchive("expected open tag"); enum { tpUnknown, tpRegular, tpDirectory, tpSymlink } type = tpUnknown; std::map<Path, int, CaseInsensitiveCompare> names; while (1) { checkInterrupt(); s = readString(source); if (s == ")") { break; } else if (s == "type") { if (type != tpUnknown) throw badArchive("multiple type fields"); string t = readString(source); if (t == "regular") { type = tpRegular; sink.createRegularFile(path); } else if (t == "directory") { sink.createDirectory(path); type = tpDirectory; } else if (t == "symlink") { type = tpSymlink; } else throw badArchive("unknown file type " + t); } else if (s == "contents" && type == tpRegular) { parseContents(sink, source, path); } else if (s == "executable" && type == tpRegular) { readString(source); sink.isExecutable(); } else if (s == "entry" && type == tpDirectory) { string name, prevName; s = readString(source); if (s != "(") throw badArchive("expected open tag"); while (1) { checkInterrupt(); s = readString(source); if (s == ")") { break; } else if (s == "name") { name = readString(source); if (name.empty() || name == "." || name == ".." || name.find('/') != string::npos || name.find((char) 0) != string::npos) throw Error(format("NAR contains invalid file name `%1%'") % name); if (name <= prevName) throw Error("NAR directory is not sorted"); prevName = name; } else if (s == "node") { if (s.empty()) throw badArchive("entry name missing"); parse(sink, source, path + "/" + name); } else throw badArchive("unknown field " + s); } } else if (s == "target" && type == tpSymlink) { string target = readString(source); sink.createSymlink(path, target); } else throw badArchive("unknown field " + s); } } void parseDump(ParseSink & sink, Source & source) { string version; try { version = readString(source); } catch (SerialisationError & e) { /* This generally means the integer at the start couldn't be decoded. Ignore and throw the exception below. */ } if (version != archiveVersion1) throw badArchive("input doesn't look like a normalized archive"); parse(sink, source, ""); } struct RestoreSink : ParseSink { Path dstPath; AutoCloseFD fd; void createDirectory(const Path & path) { Path p = dstPath + path; if (mkdir(p.c_str(), 0777) == -1) throw SysError(format("creating directory `%1%'") % p); }; void createRegularFile(const Path & path) { Path p = dstPath + path; fd.close(); fd = open(p.c_str(), O_CREAT | O_EXCL | O_WRONLY, 0666); if (fd == -1) throw SysError(format("creating file `%1%'") % p); } void isExecutable() { struct stat st; if (fstat(fd, &st) == -1) throw SysError("fstat"); if (fchmod(fd, st.st_mode | (S_IXUSR | S_IXGRP | S_IXOTH)) == -1) throw SysError("fchmod"); } void preallocateContents(unsigned long long len) { #if HAVE_POSIX_FALLOCATE if (len) { errno = posix_fallocate(fd, 0, len); /* Note that EINVAL may indicate that the underlying filesystem doesn't support preallocation (e.g. on OpenSolaris). Since preallocation is just an optimisation, ignore it. */ if (errno && errno != EINVAL) throw SysError(format("preallocating file of %1% bytes") % len); } #endif } void receiveContents(unsigned char * data, unsigned int len) { writeFull(fd, data, len); } void createSymlink(const Path & path, const string & target) { Path p = dstPath + path; nix::createSymlink(target, p); } }; void restorePath(const Path & path, Source & source) { RestoreSink sink; sink.dstPath = path; parseDump(sink, source); } }


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