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New UTF8-encoded char* based string to wchar* based string conversion function. strip can also strip the newlines.

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This commit is contained in:
Moritz Bunkus 2003-07-17 20:53:22 +00:00
parent 10519a1a03
commit 0aec7f27dd
2 changed files with 65 additions and 9 deletions
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69
src/common.cpp
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@ -667,6 +667,52 @@ UTFstring cstr_to_UTFstring(const char *c) {
#endif
}
UTFstring cstrutf8_to_UTFstring(const char *c) {
#if defined(COMP_MSC) || defined(COMP_MINGW)
wchar_t *new_string;
int len;
UTFstring u;
len = strlen(c);
new_string = (wchar_t *)safemalloc((len + 1) * sizeof(wchar_t));
MultiByteToWideChar(CP_ACP, 0, c, -1, new_string, len + 1);
u = new_string;
safefree(new_string);
return u;
#else
wchar_t *new_string;
char *old_locale;
string new_locale;
UTFstring u;
int len, pos;
len = strlen(c);
new_string = (wchar_t *)safemalloc((len + 1) * sizeof(wchar_t));
memset(new_string, 0, (len + 1) * sizeof(wchar_t));
new_string[len] = L'\0';
old_locale = safestrdup(setlocale(LC_CTYPE, NULL));
setlocale(LC_CTYPE, "");
new_locale = setlocale(LC_CTYPE, NULL);
if ((pos = new_locale.rfind(".")) >= 0)
new_locale.erase(pos);
new_locale += ".UTF-8";
if (setlocale(LC_CTYPE, new_locale.c_str()) == NULL)
die("Could not set the locale to %s. This is your normal locale with the "
"UTF-8 charset. Please consider your system documentation how to "
"generate this locale manually. For Debian you can use 'dpkg-reconfi"
"gure locales' and select the appropriate ones.", new_locale.c_str());
mbstowcs(new_string, c, len);
setlocale(LC_CTYPE, old_locale);
safefree(old_locale);
u = UTFstring(new_string);
safefree(new_string);
return u;
#endif
}
char *UTFstring_to_cstr(const UTFstring &u) {
#if defined(COMP_MSC) || defined(COMP_MINGW)
char *new_string;
@ -722,14 +768,18 @@ vector<string> split(const char *src, const char *pattern, int max_num) {
return v;
}
void strip(string &s) {
void strip(string &s, bool newlines) {
int i, len;
const char *c;
c = s.c_str();
i = 0;
while ((c[i] != 0) && isspace(c[i]))
i++;
if (newlines)
while ((c[i] != 0) && (isspace(c[i]) || (c[i] == '\r') || (c[i] == '\n')))
i++;
else
while ((c[i] != 0) && isspace(c[i]))
i++;
if (i > 0)
s.erase(0, i);
@ -738,18 +788,23 @@ void strip(string &s) {
len = s.length();
i = 0;
while ((i < len) && isspace(c[len - i - 1]))
i++;
if (newlines)
while ((i < len) && (isspace(c[len - i - 1]) || (c[len - i - 1] == '\r') ||
c[len - i - 1] == '\n'))
i++;
else
while ((i < len) && isspace(c[len - i - 1]))
i++;
if (i > 0)
s.erase(len - i, i);
}
void strip(vector<string> &v) {
void strip(vector<string> &v, bool newlines) {
int i;
for (i = 0; i < v.size(); i++)
strip(v[i]);
strip(v[i], newlines);
}
/*

5
src/common.h
View File

@ -111,10 +111,11 @@ void *_saferealloc(void *mem, size_t size, const char *file, int line);
vector<string> split(const char *src, const char *pattern = ",",
int max_num = -1);
void strip(string &s);
void strip(vector<string> &v);
void strip(string &s, bool newlines = false);
void strip(vector<string> &v, bool newlines = false);
UTFstring cstr_to_UTFstring(const char *c);
UTFstring cstrutf8_to_UTFstring(const char *c);
char *UTFstring_to_cstr(const UTFstring &u);
bool parse_int(const char *s, int64_t &value);