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move convert_digit from fallback to common

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It's not required as part of fallback functions any more.
This commit is contained in:
David Adam
2016-05-16 21:30:31 +00:00
parent db18449f4c
commit 7c2c516353
4 changed files with 20 additions and 21 deletions
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16
src/common.cpp
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@@ -1919,3 +1919,19 @@ wchar_t **make_null_terminated_array(const wcstring_list_t &lst) {
char **make_null_terminated_array(const std::vector<std::string> &lst) {
return make_null_terminated_array_helper(lst);
}
long convert_digit(wchar_t d, int base) {
long res = -1;
if ((d <= L'9') && (d >= L'0')) {
res = d - L'0';
} else if ((d <= L'z') && (d >= L'a')) {
res = d + 10 - L'a';
} else if ((d <= L'Z') && (d >= L'A')) {
res = d + 10 - L'A';
}
if (res >= base) {
res = -1;
}
return res;
}