Background | Mapping a file | Data Types | Performance | Summary
Package: mmap 0.6-26
mmap: Map Pages of Memory
R interface to POSIX mmap and Window's MapViewOfFile.
Authors:
mmap_0.6-26.tar.gz
mmap_0.6-26.zip(r-4.7)mmap_0.6-26.zip(r-4.6)mmap_0.6-26.zip(r-4.5)
mmap_0.6-26.tgz(r-4.6-x86_64)mmap_0.6-26.tgz(r-4.6-arm64)mmap_0.6-26.tgz(r-4.5-x86_64)mmap_0.6-26.tgz(r-4.5-arm64)
mmap_0.6-26.tar.gz(r-4.7-arm64)mmap_0.6-26.tar.gz(r-4.7-x86_64)mmap_0.6-26.tar.gz(r-4.6-arm64)mmap_0.6-26.tar.gz(r-4.6-x86_64)
manual.pdf |manual.html✨
DESCRIPTION
card.svg |card.png
mmap/json (API)
| # Install 'mmap' in R: |
| install.packages('mmap', repos = c('https://jaryan.r-universe.dev', 'https://cloud.r-project.org')) |
Bug tracker:https://github.com/jaryan/mmap/issues
Last updated from:338bdf2ec2. Checks:2 ERROR, 10 OK, 1 FAIL. Indexed: yes.
| Target | Result | Time | Files | Syslog |
|---|---|---|---|---|
| linux-devel-arm64 | ERROR | 101 | ||
| linux-devel-x86_64 | OK | 99 | ||
| source / vignettes | OK | 187 | ||
| linux-release-arm64 | ERROR | 96 | ||
| linux-release-x86_64 | OK | 101 | ||
| macos-release-arm64 | OK | 132 | ||
| macos-release-x86_64 | OK | 255 | ||
| macos-oldrel-arm64 | OK | 142 | ||
| macos-oldrel-x86_64 | OK | 241 | ||
| windows-devel | OK | 109 | ||
| windows-release | OK | 91 | ||
| windows-oldrel | OK | 87 | ||
| wasm-release | FAIL | 89 |
Exports:as.charas.cstringas.Ctypeas.int16as.int24as.int8as.mmapas.structas.ucharas.uint16as.uint8bitscharcplxcstringcstring.MaxWidthdim.mmapdim<-.mmapdimnames.mmapdimnames<-.mmapextractFUNextractFUN<-int16int24int32int64int8is.array.mmapis.cstringis.Ctypeis.mmapis.na.mmapis.structlogi32logi8make.fixedwidthmmapmmap.csvmmapFlagsmprotectmsyncmunmapnbytespadreal32real64replaceFUNreplaceFUN<-sizeofsizeofCtypesstructtempmmapucharuint16uint24uint8
Dependencies:
Readme and manuals
Help Manual
| Help page | Topics |
|---|---|
| Virtual R Types On Disk. | 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 |
| Convert Character Vectors From Variable To Constant Width | make.fixedwidth |
| Map And Unmap Pages of Memory | 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 |
| Memory Map Text File | mmap.csv |
| Create Bitwise Flags for mmap. | mmapFlags |
| Control Protection of Pages | mprotect |
| Synchronize Memory With Physical Storage | msync |
| Calculate the Size of Datatypes | sizeof |
| Construct a Ctype struct | as.list.Ctype as.struct is.struct pad pad.Ctype pad.default struct |
