{
  "_id": "6a4e0d51e691af43f13dfb98",
  "Package": "mmap",
  "Type": "Package",
  "Title": "Map Pages of Memory",
  "Version": "0.6-26",
  "Date": "2026-04-09",
  "Authors@R": "person(given = c(\"Jeffrey\", \"A.\"), family = \"Ryan\", role = c(\"aut\", \"cre\"), email = \"jeff.a.ryan@gmail.com\", comment=c(ORCID=\"0009-0003-3627-7896\"))",
  "LazyLoad": "yes",
  "Maintainer": "Jeffrey A. Ryan <jeff.a.ryan@gmail.com>",
  "Description": "R interface to POSIX mmap and Window's MapViewOfFile.",
  "VignetteBuilder": "utils",
  "Classification/ACM-2012": "500",
  "License": "GPL-3",
  "URL": "https://github.com/jaryan/mmap",
  "BugReports": "https://github.com/jaryan/mmap/issues",
  "Repository": "https://jaryan.r-universe.dev",
  "Date/Publication": "2026-04-09 04:06:42 UTC",
  "RemoteUrl": "https://github.com/jaryan/mmap",
  "RemoteRef": "HEAD",
  "RemoteSha": "338bdf2ec2196b93f34ae67e83f862ebcd13541d",
  "NeedsCompilation": "yes",
  "Packaged": {
    "Date": "2026-07-08 08:34:18 UTC",
    "User": "root"
  },
  "Author": "Jeffrey A. Ryan [aut, cre] (ORCID:\n<https://orcid.org/0009-0003-3627-7896>)",
  "_user": "jaryan",
  "_type": "src",
  "_file": "mmap_0.6-26.tar.gz",
  "_fileid": "https://r2.ropensci.org/49e9f2e133b0042f1b662e0f407f6f8e724198ea0e1ea07f9e2a913c33994e5a",
  "_filesize": 364716,
  "_sha256": "49e9f2e133b0042f1b662e0f407f6f8e724198ea0e1ea07f9e2a913c33994e5a",
  "_expires": "2026-10-16T08:41:51.000Z",
  "_created": "2026-07-08T08:34:18.000Z",
  "_published": "2026-07-08T08:41:53.532Z",
  "_jobs": [
    {
      "job": 85823591693,
      "time": 117,
      "config": "linux-devel-arm64",
      "r": "4.7.0",
      "check": "ERROR",
      "artifact": "8162659824"
    },
    {
      "job": 85823591726,
      "time": 108,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "8162655970"
    },
    {
      "job": 85823591723,
      "time": 115,
      "config": "linux-release-arm64",
      "r": "4.6.1",
      "check": "ERROR",
      "artifact": "8162659415"
    },
    {
      "job": 85823591733,
      "time": 102,
      "config": "linux-release-x86_64",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "8162653175"
    },
    {
      "job": 85823591712,
      "time": 145,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "8162660981"
    },
    {
      "job": 85823591736,
      "time": 237,
      "config": "macos-oldrel-x86_64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "8162696422"
    },
    {
      "job": 85823591742,
      "time": 126,
      "config": "macos-release-arm64",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "8162655608"
    },
    {
      "job": 85823591744,
      "time": 406,
      "config": "macos-release-x86_64",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "8162749972"
    },
    {
      "job": 85823076150,
      "time": 163,
      "config": "source",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "8162614726"
    },
    {
      "job": 85823591648,
      "time": 90,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "FAIL",
      "artifact": ""
    },
    {
      "job": 85823591690,
      "time": 66,
      "config": "windows-devel",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "8162640057"
    },
    {
      "job": 85823591675,
      "time": 67,
      "config": "windows-oldrel",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "8162640242"
    },
    {
      "job": 85823591721,
      "time": 85,
      "config": "windows-release",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "8162647341"
    }
  ],
  "_host": "GitHub-Actions",
  "_buildurl": "https://github.com/r-universe/jaryan/actions/runs/28928924879",
  "_status": "success",
  "_upstream": "https://github.com/jaryan/mmap",
  "_commit": {
    "id": "338bdf2ec2196b93f34ae67e83f862ebcd13541d",
    "author": "jryan <jeff.a.ryan@gmail.com>",
    "committer": "jryan <jeff.a.ryan@gmail.com>",
    "message": "debug remote win build - missing inherits on R_getVar\n",
    "time": 1775707602
  },
  "_maintainer": {
    "name": "Jeffrey A. Ryan",
    "email": "jeff.a.ryan@gmail.com",
    "login": "jaryan",
    "description": "",
    "uuid": 879808
  },
  "_distro": "resolute",
  "_registered": true,
  "_dependencies": [
    {
      "package": "R",
      "version": ">= 4.1.0",
      "role": "Depends"
    }
  ],
  "_owner": "jaryan",
  "_selfowned": true,
  "_usedby": 11,
  "_updates": [
    {
      "week": "2025-50",
      "n": 4
    },
    {
      "week": "2026-05",
      "n": 1
    },
    {
      "week": "2026-15",
      "n": 4
    }
  ],
  "_tags": [],
  "_stars": 17,
  "_contributors": [
    {
      "user": "jaryan",
      "count": 20,
      "uuid": 879808
    },
    {
      "user": "lemnica",
      "count": 7,
      "uuid": 1594057
    },
    {
      "user": "eddelbuettel",
      "count": 2,
      "uuid": 673121
    }
  ],
  "_userbio": {
    "uuid": 879808,
    "type": "user",
    "name": "Jeffrey Ryan",
    "followers": 42
  },
  "_downloads": {
    "count": 1426,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/mmap"
  },
  "_mentions": 9,
  "_devurl": "https://github.com/jaryan/mmap",
  "_searchresults": 65,
  "_rbuild": "4.6.1",
  "_assets": [
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/mmap.html",
    "extra/readme.html",
    "extra/readme.md",
    "manual.pdf"
  ],
  "_homeurl": "https://github.com/jaryan/mmap",
  "_realowner": "jaryan",
  "_cranurl": true,
  "_releases": [
    {
      "version": "0.5-5",
      "date": "2010-05-22"
    },
    {
      "version": "0.5-6",
      "date": "2010-10-27"
    },
    {
      "version": "0.5-8",
      "date": "2010-12-04"
    },
    {
      "version": "0.6-1",
      "date": "2011-02-04"
    },
    {
      "version": "0.6-7",
      "date": "2011-08-09"
    },
    {
      "version": "0.6-12",
      "date": "2013-08-28"
    },
    {
      "version": "0.6-14",
      "date": "2017-08-29"
    },
    {
      "version": "0.6-15",
      "date": "2017-09-02"
    },
    {
      "version": "0.6-17",
      "date": "2018-06-27"
    },
    {
      "version": "0.6-19",
      "date": "2020-01-14"
    },
    {
      "version": "0.6-21",
      "date": "2023-01-29"
    },
    {
      "version": "0.6-22",
      "date": "2023-12-08"
    },
    {
      "version": "0.6-23",
      "date": "2025-12-11"
    },
    {
      "version": "0.6-24",
      "date": "2026-01-31"
    },
    {
      "version": "0.6-26",
      "date": "2026-04-09"
    }
  ],
  "_exports": [
    "as.char",
    "as.cstring",
    "as.Ctype",
    "as.int16",
    "as.int24",
    "as.int8",
    "as.mmap",
    "as.struct",
    "as.uchar",
    "as.uint16",
    "as.uint8",
    "bits",
    "char",
    "cplx",
    "cstring",
    "cstring.MaxWidth",
    "dim.mmap",
    "dim<-.mmap",
    "dimnames.mmap",
    "dimnames<-.mmap",
    "extractFUN",
    "extractFUN<-",
    "int16",
    "int24",
    "int32",
    "int64",
    "int8",
    "is.array.mmap",
    "is.cstring",
    "is.Ctype",
    "is.mmap",
    "is.na.mmap",
    "is.struct",
    "logi32",
    "logi8",
    "make.fixedwidth",
    "mmap",
    "mmap.csv",
    "mmapFlags",
    "mprotect",
    "msync",
    "munmap",
    "nbytes",
    "pad",
    "real32",
    "real64",
    "replaceFUN",
    "replaceFUN<-",
    "sizeof",
    "sizeofCtypes",
    "struct",
    "tempmmap",
    "uchar",
    "uint16",
    "uint24",
    "uint8"
  ],
  "_help": [
    {
      "page": "types",
      "title": "Virtual R Types On Disk.",
      "topics": [
        "as.char",
        "as.cplx",
        "as.cstring",
        "as.Ctype",
        "as.int16",
        "as.int24",
        "as.int32",
        "as.int8",
        "as.real32",
        "as.real64",
        "as.uchar",
        "as.uint16",
        "as.uint24",
        "as.uint8",
        "bits",
        "char",
        "cplx",
        "cstring",
        "cstring.MaxWidth",
        "int16",
        "int24",
        "int32",
        "int64",
        "int8",
        "is.cstring",
        "is.Ctype",
        "logi32",
        "logi8",
        "nbytes",
        "real32",
        "real64",
        "sizeofCtypes",
        "types",
        "uchar",
        "uint16",
        "uint24",
        "uint8"
      ]
    },
    {
      "page": "make.fixedwidth",
      "title": "Convert Character Vectors From Variable To Constant Width",
      "topics": [
        "make.fixedwidth"
      ]
    },
    {
      "page": "mmap",
      "title": "Map And Unmap Pages of Memory",
      "topics": [
        "as.mmap",
        "dim.mmap",
        "dim<-.mmap",
        "dimnames.mmap",
        "dimnames<-.mmap",
        "extractFUN",
        "extractFUN<-",
        "is.array.mmap",
        "is.mmap",
        "is.na.mmap",
        "mmap",
        "munmap",
        "pagesize",
        "replaceFUN",
        "replaceFUN<-",
        "tempmmap"
      ]
    },
    {
      "page": "mmap.csv",
      "title": "Memory Map Text File",
      "topics": [
        "mmap.csv"
      ]
    },
    {
      "page": "mmapFlags",
      "title": "Create Bitwise Flags for mmap.",
      "topics": [
        "mmapFlags"
      ]
    },
    {
      "page": "mprotect",
      "title": "Control Protection of Pages",
      "topics": [
        "mprotect"
      ]
    },
    {
      "page": "msync",
      "title": "Synchronize Memory With Physical Storage",
      "topics": [
        "msync"
      ]
    },
    {
      "page": "sizeof",
      "title": "Calculate the Size of Datatypes",
      "topics": [
        "sizeof"
      ]
    },
    {
      "page": "struct",
      "title": "Construct a Ctype struct",
      "topics": [
        "as.list.Ctype",
        "as.struct",
        "is.struct",
        "pad",
        "pad.Ctype",
        "pad.default",
        "struct"
      ]
    }
  ],
  "_readme": "https://github.com/jaryan/mmap/raw/HEAD/README.md",
  "_rundeps": [],
  "_vignettes": [
    {
      "source": "mmap.Rnw",
      "filename": "mmap.pdf",
      "title": "mmap: Memory Mapped Files in R",
      "engine": "utils::Sweave",
      "headings": [
        "Background",
        "Mapping a file",
        "Data Types",
        "Performance",
        "Summary"
      ],
      "created": "2017-09-01 21:36:34",
      "modified": "2021-03-08 03:12:12",
      "commits": 2
    }
  ],
  "_score": 9.147359507573853,
  "_indexed": true,
  "_nocasepkg": "mmap",
  "_universes": [
    "jaryan"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "0.6-26",
      "date": "2026-07-08T08:36:30.000Z",
      "distro": "resolute",
      "arch": "aarch64",
      "commit": "338bdf2ec2196b93f34ae67e83f862ebcd13541d",
      "fileid": "https://r2.ropensci.org/1a3bfbf7d0ea1e7e7f60be74849e17233f652a28fafa69154f30cd40e899c338",
      "status": "failure",
      "check": "ERROR",
      "buildurl": "https://github.com/r-universe/jaryan/actions/runs/28928924879"
    },
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "0.6-26",
      "date": "2026-07-08T08:36:16.000Z",
      "distro": "resolute",
      "arch": "x86_64",
      "commit": "338bdf2ec2196b93f34ae67e83f862ebcd13541d",
      "fileid": "https://r2.ropensci.org/786477964c9214fd825c9ee77d163c130266f9e244c2fa0842719cb8e2057e13",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jaryan/actions/runs/28928924879"
    },
    {
      "r": "4.6.1",
      "os": "linux",
      "version": "0.6-26",
      "date": "2026-07-08T08:36:28.000Z",
      "distro": "resolute",
      "arch": "aarch64",
      "commit": "338bdf2ec2196b93f34ae67e83f862ebcd13541d",
      "fileid": "https://r2.ropensci.org/6370c6cbd8ea1aa9f332c91eb7c3d3153b07b08bbf7f7d2e4880a4f29841e717",
      "status": "failure",
      "check": "ERROR",
      "buildurl": "https://github.com/r-universe/jaryan/actions/runs/28928924879"
    },
    {
      "r": "4.6.1",
      "os": "linux",
      "version": "0.6-26",
      "date": "2026-07-08T08:36:09.000Z",
      "distro": "resolute",
      "arch": "x86_64",
      "commit": "338bdf2ec2196b93f34ae67e83f862ebcd13541d",
      "fileid": "https://r2.ropensci.org/fdb37de097aebafbc7e18bc11566f84aba519059958180a1ba786523dcd9daca",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jaryan/actions/runs/28928924879"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "0.6-26",
      "date": "2026-07-08T08:36:30.000Z",
      "arch": "aarch64",
      "commit": "338bdf2ec2196b93f34ae67e83f862ebcd13541d",
      "fileid": "https://r2.ropensci.org/6f0241106c68b91c44cf9aace80556459de5684d1e3a21a9ea81f76bfc409751",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jaryan/actions/runs/28928924879"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "0.6-26",
      "date": "2026-07-08T08:37:56.000Z",
      "arch": "x86_64",
      "commit": "338bdf2ec2196b93f34ae67e83f862ebcd13541d",
      "fileid": "https://r2.ropensci.org/bc6e046760d0b1607e4c10afd0b79a690afb9b83c380121137a65528de529b7f",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jaryan/actions/runs/28928924879"
    },
    {
      "r": "4.6.1",
      "os": "mac",
      "version": "0.6-26",
      "date": "2026-07-08T08:36:17.000Z",
      "arch": "aarch64",
      "commit": "338bdf2ec2196b93f34ae67e83f862ebcd13541d",
      "fileid": "https://r2.ropensci.org/377c64c3c809b5095ef20310c546fda77394030d192dba42d9ba56da33e57912",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jaryan/actions/runs/28928924879"
    },
    {
      "r": "4.6.1",
      "os": "mac",
      "version": "0.6-26",
      "date": "2026-07-08T08:39:55.000Z",
      "arch": "x86_64",
      "commit": "338bdf2ec2196b93f34ae67e83f862ebcd13541d",
      "fileid": "https://r2.ropensci.org/955bad334dda984e92da66486b21403b7c576dd28deeef0d8e6546169d042c85",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jaryan/actions/runs/28928924879"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "0.6-26",
      "date": "2026-07-08T08:35:23.000Z",
      "arch": "x86_64",
      "commit": "338bdf2ec2196b93f34ae67e83f862ebcd13541d",
      "fileid": "https://r2.ropensci.org/f12ec155b5239192562793c528917e39db5d5da45f680c9eac7f5b223bb481ea",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jaryan/actions/runs/28928924879"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "0.6-26",
      "date": "2026-07-08T08:35:24.000Z",
      "arch": "x86_64",
      "commit": "338bdf2ec2196b93f34ae67e83f862ebcd13541d",
      "fileid": "https://r2.ropensci.org/19dca0af5af7a508f3e21819f13f2d95c934dabebdec6ed0d4c72836e3aac57a",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jaryan/actions/runs/28928924879"
    },
    {
      "r": "4.6.1",
      "os": "win",
      "version": "0.6-26",
      "date": "2026-07-08T08:35:37.000Z",
      "arch": "x86_64",
      "commit": "338bdf2ec2196b93f34ae67e83f862ebcd13541d",
      "fileid": "https://r2.ropensci.org/989fc9c70c05293d42bde4a8f8d6b02f60b7f5fa044d4f6a19825d1250db8f93",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jaryan/actions/runs/28928924879"
    }
  ]
}