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src/system/helpers.cpp: Add function readLink()

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This commit is contained in:
M. Liebmann
2017-02-22 06:21:21 +01:00
parent 8bee8b4c6d
commit 0c182785e2
2 changed files with 11 additions and 0 deletions
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10
src/system/helpers.cpp
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@@ -1272,3 +1272,13 @@ std::string Lang2ISO639_1(std::string& lang)
return ret;
}
string readLink(string lnk)
{
char buf[PATH_MAX];
memset(buf, 0, sizeof(buf)-1);
if (readlink(lnk.c_str(), buf, sizeof(buf)-1) != -1)
return (string)buf;
return "";
}

1
src/system/helpers.h
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@@ -148,5 +148,6 @@ bool split_config_string(const std::string &str, std::map<std::string,std::strin
std::string getJFFS2MountPoint(int mtdPos);
std::string Lang2ISO639_1(std::string& lang);
std::string readLink(std::string lnk);
#endif