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* expand escaped chars in language-files

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This commit is contained in:
ardi@ist-einmalig.de 2009-06-26 15:20:18 +00:00
parent 9c1a0e2d8b
commit c4fde86562
1 changed files with 94 additions and 2 deletions
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96
source/language/gettext.c
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@ -40,6 +40,97 @@ hash_string (const char *str_param)
return hval;
}
/* Expand some escape sequences found in the argument string. */
static char *
expand_escape (const char *str)
{
char *retval, *rp;
const char *cp = str;
retval = (char *) malloc (strlen (str)+1);
if(retval==NULL) return NULL;
rp = retval;
while (cp[0] != '\0' && cp[0] != '\\')
*rp++ = *cp++;
if(cp[0] == '\0')
goto terminate;
do
{
/* Here cp[0] == '\\'. */
switch (*++cp)
{
case '\"': /* " */
*rp++ = '\"';
++cp;
break;
case 'a': /* alert */
*rp++ = '\a';
++cp;
break;
case 'b': /* backspace */
*rp++ = '\b';
++cp;
break;
case 'f': /* form feed */
*rp++ = '\f';
++cp;
break;
case 'n': /* new line */
*rp++ = '\n';
++cp;
break;
case 'r': /* carriage return */
*rp++ = '\r';
++cp;
break;
case 't': /* horizontal tab */
*rp++ = '\t';
++cp;
break;
case 'v': /* vertical tab */
*rp++ = '\v';
++cp;
break;
case '\\':
*rp = '\\';
++cp;
break;
case '0': case '1': case '2': case '3':
case '4': case '5': case '6': case '7':
{
int ch = *cp++ - '0';
if (*cp >= '0' && *cp <= '7')
{
ch *= 8;
ch += *cp++ - '0';
if (*cp >= '0' && *cp <= '7')
{
ch *= 8;
ch += *cp++ - '0';
}
}
*rp = ch;
}
break;
default:
*rp = '\\';
break;
}
while (cp[0] != '\0' && cp[0] != '\\')
*rp++ = *cp++;
}
while (cp[0] != '\0');
/* Terminate string. */
terminate:
*rp = '\0';
return retval;
}
static MSG *findMSG(u32 id)
{
@ -69,7 +160,8 @@ static MSG *setMSG(const char *msgid, const char *msgstr)
if(msgstr)
{
if(msg->msgstr) free(msg->msgstr);
msg->msgstr = strdup(msgstr);
//msg->msgstr = strdup(msgstr);
msg->msgstr = expand_escape(msgstr);
}
return msg;
}
@ -141,7 +233,7 @@ bool gettextLoadLanguage(const char* langFile)
const char *gettext(const char *msgid)
{
MSG *msg = findMSG(hash_string(msgid));
if(msg) return msg->msgstr;
if(msg && msg->msgstr) return msg->msgstr;
return msgid;
}