mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-09-22 17:50:47 +00:00
32 lines
484 B
C
32 lines
484 B
C
|
#pragma once
|
||
|
|
|
||
|
|
#include <string>
|
||
|
|
|
||
|
|
|
||
|
|
inline std::string escapeForFileName(const std::string & s)
|
||
|
|
{
|
||
|
|
std::string res;
|
||
|
|
const char * pos = s.data();
|
||
|
|
const char * end = pos + s.size();
|
||
|
|
|
||
|
|
static const char * hex = "0123456789ABCDEF";
|
||
|
|
|
||
|
|
while (pos != end)
|
||
|
|
{
|
||
|
|
char c = *pos;
|
||
|
|
|
||
|
|
if ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || (c >= '0' && c <= '9') || (c == '_'))
|
||
|
|
res += c;
|
||
|
|
else
|
||
|
|
{
|
||
|
|
res += '%';
|
||
|
|
res += hex[c / 16];
|
||
|
|
res += hex[c % 16];
|
||
|
|
}
|
||
|
|
|
||
|
|
++pos;
|
||
|
|
}
|
||
|
|
|
||
|
|
return res;
|
||
|
|
}
|