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Move splitFileExt to the android package.

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Both Rust and cc use this function, so move it over to android
package's util.go and export it.

Bug: 140734195
Test: m -j

Change-Id: Ibe8b7a94592e402468a027ad6027b187f29c8e07
This commit is contained in:
Ivan Lozano
2019-09-09 20:29:31 -07:00
parent f59007cf23
commit 022a73b9ad
7 changed files with 100 additions and 148 deletions
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26
cc/util.go
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@@ -104,32 +104,6 @@ func addSuffix(list []string, suffix string) []string {
return list
}
var shlibVersionPattern = regexp.MustCompile("(?:\\.\\d+(?:svn)?)+")
// splitFileExt splits a file name into root, suffix and ext. root stands for the file name without
// the file extension and the version number (e.g. "libexample"). suffix stands for the
// concatenation of the file extension and the version number (e.g. ".so.1.0"). ext stands for the
// file extension after the version numbers are trimmed (e.g. ".so").
func splitFileExt(name string) (string, string, string) {
// Extract and trim the shared lib version number if the file name ends with dot digits.
suffix := ""
matches := shlibVersionPattern.FindAllStringIndex(name, -1)
if len(matches) > 0 {
lastMatch := matches[len(matches)-1]
if lastMatch[1] == len(name) {
suffix = name[lastMatch[0]:lastMatch[1]]
name = name[0:lastMatch[0]]
}
}
// Extract the file name root and the file extension.
ext := filepath.Ext(name)
root := strings.TrimSuffix(name, ext)
suffix = ext + suffix
return root, suffix, ext
}
// linkDirOnDevice/linkName -> target
func makeSymlinkCmd(linkDirOnDevice string, linkName string, target string) string {
dir := filepath.Join("$(PRODUCT_OUT)", linkDirOnDevice)