在网络上找了一份C语言获取汉字拼音首字母的源程序，先保存一下。这里用了glib里面的一个函数g_convert。
#include
#include
#include
#include
gchar getpychar(guchar uword0 , guchar uword1)
{
gchar pychar;
int i1 = (short)(uword0 - '\0');
int i2 = (short)(uword1 - '\0');
int tmp = i1 * 256 + i2;
if(tmp >= 45217 && tmp <= 45252) pychar = 'A';
else if(tmp >= 45253 && tmp <= 45760) pychar = 'B';
else if(tmp >= 45761 && tmp <= 46317) pychar = 'C';
else if(tmp >= 46318 && tmp <= 46825) pychar = 'D';
else if(tmp >= 46826 && tmp <= 47009) pychar = 'E';
else if(tmp >= 47010 && tmp <= 47296) pychar = 'F';
else if(tmp >= 47297 && tmp <= 47613) pychar = 'G';
else if(tmp >= 47614 && tmp <= 48118) pychar = 'H';
else if(tmp >= 48119 && tmp <= 49061) pychar = 'J';
else if(tmp >= 49062 && tmp <= 49323) pychar = 'K';
else if(tmp >= 49324 && tmp <= 49895) pychar = 'L';
else if(tmp >= 49896 && tmp <= 50370) pychar = 'M';
else if(tmp >= 50371 && tmp <= 50613) pychar = 'N';
else if(tmp >= 50614 && tmp <= 50621) pychar = 'O';
else if(tmp >= 50622 && tmp <= 50905) pychar = 'P';
else if(tmp >= 50906 && tmp <= 51386) pychar = 'Q';
else if(tmp >= 51387 && tmp <= 51445) pychar = 'R';
else if(tmp >= 51446 && tmp <= 52217) pychar = 'S';
else if(tmp >= 52218 && tmp <= 52697) pychar = 'T';
else if(tmp >= 52698 && tmp <= 52979) pychar = 'W';
else if(tmp >= 52980 && tmp <= 53640) pychar = 'X';
else if(tmp >= 53689 && tmp <= 54480) pychar = 'Y';
else if(tmp >= 54481 && tmp <= 55289) pychar = 'Z';
else pychar = ' ';
return pychar;
}
gchar *getpystring(const gchar *in)
{
gsize inlen , olen , i , j = 0;
gchar *gword = g_convert(in , strlen(in)
, "gb2312" , "utf8" , &inlen , &olen , NULL);
guchar *uword = (guchar*)gword;
gchar *out = (gchar*)malloc(olen);
memset(out , 0 , olen);
for(i = 0 ; i < olen ; i++){
if(uword[i] >= 0xa1){
if(uword[i] != 0xa3){
out[j++] = getpychar(uword[i] , uword[i + 1]);
i ++;
}
}else{
out[j++] = (gchar)uword[i];
}
}
return out;
}
int main(int argc , char **argv)
{
printf("%s\n" , getpystring("linux是一个出色的操作系统"));
return 0;
}
程序输出：linuxSYGCSDCZXT