我正在尝试运行 ICU4C 的代码演示,并得到
警告:函数“austrdup”的隐式声明
随后产生错误。我知道这是由于缺少包含“austrdup”函数的导入库,并且一直在查看源代码以猜测它是哪一个,但没有运气。有谁知道应该进口哪一个?
#include <unicode/umsg.h>
#include <unicode/ustring.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int main(int argc, char const *argv[])
{
UChar* str;
UErrorCode status = U_ZERO_ERROR;
UChar *result = NULL;
UChar pattern[100];
int32_t resultlength, resultLengthOut, i;
double testArgs[] = { 100.0, 1.0, 0.0};
str=(UChar*)malloc(sizeof(UChar) * 10);
u_uastrcpy(str, "MyDisk");
u_uastrcpy(pattern, "The disk {1} contains {0,choice,0#no files|1#one file|1<{0,number,integer} files}");
for(i=0; i<3; i++){
resultlength=0;
resultLengthOut=u_formatMessage( "en_US", pattern, u_strlen(pattern), NULL, resultlength, &status, testArgs[i], str);
if(status==U_BUFFER_OVERFLOW_ERROR){ //check if output truncated
status=U_ZERO_ERROR;
resultlength=resultLengthOut+1;
result=(UChar*)malloc(sizeof(UChar) * resultlength);
u_formatMessage( "en_US", pattern, u_strlen(pattern), result, resultlength, &status, testArgs[i], str);
}
printf("%s\n", austrdup(result) ); //austrdup( a function used to convert UChar* to char*)
free(result);
}
return 0;
}