c语言基础:cutstring

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#include <memory.h> //从文件件路径中获取文件名 void GetFileName(char *path,char *filename) {     char    *ptr = NULL;     ptr = strrchr(path,'/');     if (!ptr)         return;     memcpy(filename,ptr+1,strlen(ptr+1)); } #include <string.h> static int cutString(char *buffer) {     char    *ptr;     char    tmp[256] = {0};     if (NULL == (ptr = strchr(buffer,','))){         ptr = strchr(buffer,'}');     }       if (!ptr)         return -1;     memcpy(tmp,buffer,ptr-buffer);     memset(buffer,0,strlen(buffer));     strcpy(buffer,tmp);     return strlen(buffer); } int main() {   char paht[256];   strcpy(paht,"/home,/abc/dd}.txt");   char name[40];   cutString(paht);   printf("%s\n",paht);   return 0; }