gcc编译成功，arm-linux-gcc编译报错，请高手指教！！__options_c_cflag_int_parity_case_

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gcc编译成功，arm-linux-gcc编译报错，请高手指教！！

来源: 互联网发布时间：2016-01-13

本文导语: 环境 RH9.0，gcc 3.2 arm-linux-gcc 2.95.3 编译以下程序gcc编译很顺利完成，但arm-linux-gcc 报错： com1.c: In function `set_speed': com1.c:147: parse error before `int' com1.c:149: `speed_arr' undeclared (first use in this function) com1.c:149: (E...

环境 RH9.0，gcc 3.2 arm-linux-gcc 2.95.3
编译以下程序gcc编译很顺利完成，但arm-linux-gcc 报错：

com1.c: In function `set_speed':
com1.c:147: parse error before `int'
com1.c:149: `speed_arr' undeclared (first use in this function)
com1.c:149: (Each undeclared identifier is reported only once
com1.c:149: for each function it appears in.)
com1.c:151: `name_arr' undeclared (first use in this function)

程序源代码如下：
//copy by bobya2003
#include
#include
#include
#include
#include
#include
#include
#include

#define FALSE 0
#define TRUE 1

int set_Parity(int fd,int databits,int stopbits,int parity);
void set_speed(int fd,int speed);

int main(int argc,char **argv)
{
//int fd
int nread,nwrite;
char buff[255];
char *dev  = "/dev/ttyS0";//com1
int fd = open( dev, O_RDWR | O_NOCTTY );//| O_NOCTTY  );//O_NDELAY );//| O_NOCTTY | O_NDELAY O_NONBLOCK
if (-1 == fd)
{
perror("Can't Open Serial Port");
//exit(1);
}
else
{
set_speed(fd,115200 );
if (set_Parity(fd,8,1,'N') == FALSE)
{
printf("Set Parity Errorn");
close(fd);
// exit(1);
         }
else
{
printf("com1 is OK!n");

}
}
while(1)
{
nread = read(fd,buff,255);
if (nread>0)
{
buff[nread]='';
printf("The Read Data:%d,%sn",nread,buff);
printf("Ready send!n");
nwrite=write(fd,"12345",5);
if (nwrite>0) printf("send OKn");
}
}
close(fd);
//exit(0);

}

int set_Parity(int fd,int databits,int stopbits,int parity)
{
       struct termios options;
       if  ( tcgetattr( fd,&options)  !=  0) {
              perror("SetupSerial 1");
              return(FALSE);
       }
       options.c_cflag &= ~CSIZE;
       options.c_lflag  &= ~(ICANON | ECHO | ECHOE | ISIG);  /*Input*/
       options.c_oflag  &= ~OPOST;   /*Output*/
       options.c_iflag   &= ~IXON;        //0x11
       options.c_iflag   &= ~ICRNL;       //0x0d
//        options.c_cflag|=CLOCAL;
//        options.c_cflag|=CREAD;
//        options.c_cflag&=~CRTSCTS;/*数据流控制,无*/

       switch (databits) /*设置数据位数*/
       {
       case 7:
              options.c_cflag |= CS7;
              break;
       case 8:
              options.c_cflag |= CS8;
              break;
       default:
              fprintf(stderr,"Unsupported data sizen"); return (FALSE);
       }
switch (parity)
{
       case 'n':
       case 'N':
              options.c_cflag &= ~PARENB;   /* Clear parity enable */
              options.c_iflag &= ~INPCK;     /* Enable parity checking */
              break;
       case 'o':
       case 'O':
              options.c_cflag |= (PARODD | PARENB); /* 设置为奇效验*/
              options.c_iflag |= INPCK;             /* Disnable parity checking */
              break;
       case 'e':
       case 'E':
              options.c_cflag |= PARENB;     /* Enable parity */
              options.c_cflag &= ~PARODD;   /* 转换为偶效验*/
              options.c_iflag |= INPCK;       /* Disnable parity checking */
              break;
       case 'S':
       case 's':  /*as no parity*/
           options.c_cflag &= ~PARENB;
              options.c_cflag &= ~CSTOPB;break;
       default:
              fprintf(stderr,"Unsupported parityn");
              return (FALSE);
       }
/* 设置停止位*/
switch (stopbits)
{
       case 1:
              options.c_cflag &= ~CSTOPB;
              break;
       case 2:
              options.c_cflag |= CSTOPB;
          break;
       default:
               fprintf(stderr,"Unsupported stop bitsn");
               return (FALSE);
}
/* Set input parity option */
if (parity != 'n')
       options.c_iflag |= INPCK;
tcflush(fd,TCIFLUSH);
options.c_cc[VTIME] = 150; /* 设置超时0 seconds*/
options.c_cc[VMIN] = 5; /* define the minimum bytes data to be readed*/
if (tcsetattr(fd,TCSANOW,&options) != 0)
{
       perror("SetupSerial 3");
       return (FALSE);
}
return (TRUE);
}

void set_speed(int fd, int speed)
{
       int   i;
       int   status;
       struct termios   Opt;
       tcgetattr(fd, &Opt);
       int speed_arr[] = { B115200,B38400, B19200, B9600, B4800, B2400, B1200, B300,
                      B38400, B19200, B9600, B4800, B2400, B1200, B300, };
       int name_arr[] = {115200,38400,  19200,  9600,  4800,  2400,  1200,  300, 38400,
                                   19200,  9600, 4800, 2400, 1200,  300, };
       for ( i= 0;  i