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61 lines
2.3 KiB
61 lines
2.3 KiB
var path = require('path') |
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, log = require('npmlog') |
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function findNodeDirectory(scriptLocation, processObj) { |
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// set dirname and process if not passed in |
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// this facilitates regression tests |
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if (scriptLocation === undefined) { |
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scriptLocation = __dirname |
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} |
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if (processObj === undefined) { |
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processObj = process |
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} |
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// Have a look to see what is above us, to try and work out where we are |
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npm_parent_directory = path.join(scriptLocation, '../../../..') |
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log.verbose('node-gyp root', 'npm_parent_directory is ' |
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+ path.basename(npm_parent_directory)) |
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node_root_dir = "" |
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log.verbose('node-gyp root', 'Finding node root directory') |
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if (path.basename(npm_parent_directory) === 'deps') { |
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// We are in a build directory where this script lives in |
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// deps/npm/node_modules/node-gyp/lib |
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node_root_dir = path.join(npm_parent_directory, '..') |
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log.verbose('node-gyp root', 'in build directory, root = ' |
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+ node_root_dir) |
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} else if (path.basename(npm_parent_directory) === 'node_modules') { |
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// We are in a node install directory where this script lives in |
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// lib/node_modules/npm/node_modules/node-gyp/lib or |
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// node_modules/npm/node_modules/node-gyp/lib depending on the |
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// platform |
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if (processObj.platform === 'win32') { |
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node_root_dir = path.join(npm_parent_directory, '..') |
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} else { |
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node_root_dir = path.join(npm_parent_directory, '../..') |
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} |
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log.verbose('node-gyp root', 'in install directory, root = ' |
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+ node_root_dir) |
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} else { |
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// We don't know where we are, try working it out from the location |
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// of the node binary |
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var node_dir = path.dirname(processObj.execPath) |
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var directory_up = path.basename(node_dir) |
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if (directory_up === 'bin') { |
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node_root_dir = path.join(node_dir, '..') |
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} else if (directory_up === 'Release' || directory_up === 'Debug') { |
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// If we are a recently built node, and the directory structure |
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// is that of a repository. If we are on Windows then we only need |
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// to go one level up, everything else, two |
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if (processObj.platform === 'win32') { |
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node_root_dir = path.join(node_dir, '..') |
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} else { |
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node_root_dir = path.join(node_dir, '../..') |
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} |
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} |
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// Else return the default blank, "". |
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} |
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return node_root_dir |
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} |
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module.exports = findNodeDirectory
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