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| author | Arman Shah <[email protected]> | 2018-02-19 23:50:04 -0800 |
|---|---|---|
| committer | Arman Shah <[email protected]> | 2018-02-19 23:50:04 -0800 |
| commit | ae34dcfd3823a609ba7182f2d6eda593be876f7d (patch) | |
| tree | b9d7f2884c4999349418cbdc4f9ab46d113e0afd /node_modules/fs-extra/lib/copy-sync/copy-file-sync.js | |
| parent | Initial commit (diff) | |
| download | launcher-ae34dcfd3823a609ba7182f2d6eda593be876f7d.tar.xz launcher-ae34dcfd3823a609ba7182f2d6eda593be876f7d.zip | |
add base files
Diffstat (limited to 'node_modules/fs-extra/lib/copy-sync/copy-file-sync.js')
| -rw-r--r-- | node_modules/fs-extra/lib/copy-sync/copy-file-sync.js | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/node_modules/fs-extra/lib/copy-sync/copy-file-sync.js b/node_modules/fs-extra/lib/copy-sync/copy-file-sync.js new file mode 100644 index 0000000..c6c5711 --- /dev/null +++ b/node_modules/fs-extra/lib/copy-sync/copy-file-sync.js @@ -0,0 +1,39 @@ +var fs = require('graceful-fs') + +var BUF_LENGTH = 64 * 1024 +var _buff = new Buffer(BUF_LENGTH) + +function copyFileSync (srcFile, destFile, options) { + var clobber = options.clobber + var preserveTimestamps = options.preserveTimestamps + + if (fs.existsSync(destFile)) { + if (clobber) { + fs.chmodSync(destFile, parseInt('777', 8)) + fs.unlinkSync(destFile) + } else { + throw Error('EEXIST') + } + } + + var fdr = fs.openSync(srcFile, 'r') + var stat = fs.fstatSync(fdr) + var fdw = fs.openSync(destFile, 'w', stat.mode) + var bytesRead = 1 + var pos = 0 + + while (bytesRead > 0) { + bytesRead = fs.readSync(fdr, _buff, 0, BUF_LENGTH, pos) + fs.writeSync(fdw, _buff, 0, bytesRead) + pos += bytesRead + } + + if (preserveTimestamps) { + fs.futimesSync(fdw, stat.atime, stat.mtime) + } + + fs.closeSync(fdr) + fs.closeSync(fdw) +} + +module.exports = copyFileSync |