void init_table(){
table = malloc(sizeof *table * 3);
table[0] = malloc(ROOTDIM * sizeof(double));
table[1] = malloc(ROOTDIM * sizeof(double));
table[2] = malloc(ROOTDIM * sizeof(double));
for (int i = 0; i < CPLXDIM; ++i)
{
table[0][i] = calc_cos(ROOTDIM,i);
table[1][i] = calc_sin(ROOTDIM,i);
table[2][i] = -table[1][i];
}
}
/* main */
int main (int argc, char** argv)
{
unsigned int calc_mod = 0;
double idata = 0;
double kdata = 0;
double result = 0;
if(argc < 2 || argc > 4)
{
printf("enter cmd numbers must greater than 2 and less than 5!!!\n\n");
printf("命令格式如下所示：\n");
printf("./calc_sim 1 xxx xxx add\n");
printf("./calc_sim 2 xxx xxx sub\n");
printf("./calc_sim 3 xxx xxx multi\n");
printf("./calc_sim 4 xxx xxx div\n");
printf("./calc_sim 5 PI\n");
printf("./calc_sim 6 xxx sin\n");
printf("./calc_sim 7 xxx cos\n");
printf("./calc_sim 8 xxx tan\n");
printf("./calc_sim 9 xxx fabs\n");
printf("./calc_sim 10 xxx exp\n");
printf("./calc_sim 11 xxx log\n");
printf("./calc_sim 12 xxx log10\n");
printf("./calc_sim 13 xxx xxx pow\n");
printf("./calc_sim 14 rand\n");
return -1;
}
argv++;
calc_mod=atoi(*argv);
if(calc_mod < 1 || calc_mod > 14){
printf("命令格式如下所示：\n");
printf("./calc_sim 1 xxx xxx add\n");
printf("./calc_sim 2 xxx xxx sub\n");
printf("./calc_sim 3 xxx xxx multi\n");
printf("./calc_sim 4 xxx xxx div\n");
printf("./calc_sim 5 PI\n");
printf("./calc_sim 6 xxx sin\n");
printf("./calc_sim 7 xxx cos\n");
printf("./calc_sim 8 xxx tan\n");
printf("./calc_sim 9 xxx fabs\n");
printf("./calc_sim 10 xxx exp\n");
printf("./calc_sim 11 xxx log\n");
printf("./calc_sim 12 xxx log10\n");
printf("./calc_sim 13 xxx xxx pow\n");
printf("./calc_sim 14 rand\n");
return -1;
}
if(argc==2){
printf("Enter is mod<%d> \n", calc_mod);
switch(calc_mod){
case 5:
result = calc_PI();
printf("calc PI result is %f\n",result);
break;
case 14:
result = calc_rand();
printf("calc rand result is %f\n",result);
break;
default:
if(calc_mod==1)
printf("add 格式：./calc_sim 1 xxx xxx\n");
if(calc_mod==2)
printf("sub 格式：./calc_sim 2 xxx xxx\n");
if(calc_mod==3)
printf("multi 格式:./calc_sim 3 xxx xxx\n");
if(calc_mod==4)
printf("div 格式:./calc_sim 4 xxx xxx\n");
if(calc_mod==5)
printf("PI 格式:./calc_sim 5\n");
if(calc_mod==6)
printf("sin 格式:./calc_sim 6 xxx\n");
if(calc_mod==7)
printf("cos 格式:./calc_sim 7 xxx\n");
if(calc_mod==8)
printf("tan 格式:./calc_sim 8 xxx\n");
if(calc_mod==9)
printf("fabs 格式:./calc_sim 9 xxx\n");
if(calc_mod==10)
printf("exp 格式:./calc_sim 10 xxx\n");
if(calc_mod==11)
printf("log 格式:./calc_sim 11 xxx\n");
if(calc_mod==12)
printf("log10 格式:./calc_sim 12 xxx\n");
if(calc_mod==13)
printf("pow 格式:./calc_sim 13 xxx xxx\n");
if(calc_mod==14)
printf("rand 格式:./calc_sim 14\n");
break;
}
}
if(argc==3){
argv ++;
idata = atof(*argv);
printf("Enter is mod<%d> data_f<%f> \n", calc_mod, idata);
switch(calc_mod){
case 6:
result = calc_sin(idata);
printf("calc sin (%f) result is %f\n",idata,result);
break;
case 7:
result = calc_cos(idata);
printf("calc cos (%f) result is %f\n",idata,result);
break;
case 8:
result = calc_tan(idata);
printf("calc tan (%f) result is %f\n",idata,result);
break;
case 9:
result = calc_fabs(idata);
printf("calc fabs (%f) result is %f\n",idata,result);
break;
case 10:
result = calc_exp(idata);
printf("calc exp (%f) result is %f\n",idata,result);
break;
case 11:
if(idata<=0){
printf("真数必须大于0\n");
break;
}
result = calc_log(idata);
printf("calc log (%f) result is %f\n",idata,result);
break;
case 12:
if(idata<=0){
printf("真数必须大于0\n");
break;
}
result = calc_log10(idata);
printf("calc log10 (%f) result is %f\n",idata,result);
break;
default:
if(calc_mod==1)
printf("add 格式：./calc_sim 1 xxx xxx\n");
if(calc_mod==2)
printf("sub 格式：./calc_sim 2 xxx xxx\n");
if(calc_mod==3)
printf("multi 格式:./calc_sim 3 xxx xxx\n");
if(calc_mod==4)
printf("div 格式:./calc_sim 4 xxx xxx\n");
if(calc_mod==5)
printf("PI 格式:./calc_sim 5\n");
if(calc_mod==6)
printf("sin 格式:./calc_sim 6 xxx\n");
if(calc_mod==7)
printf("cos 格式:./calc_sim 7 xxx\n");
if(calc_mod==8)
printf("tan 格式:./calc_sim 8 xxx\n");
if(calc_mod==9)
printf("fabs 格式:./calc_sim 9 xxx\n");
if(calc_mod==10)
printf("exp 格式:./calc_sim 10 xxx\n");
if(calc_mod==11)
printf("log 格式:./calc_sim 11 xxx\n");
if(calc_mod==12)
printf("log10 格式:./calc_sim 12 xxx\n");
if(calc_mod==13)
printf("pow 格式:./calc_sim 13 xxx xxx\n");
if(calc_mod==14)
printf("rand 格式:./calc_sim 14\n");
break;
}
}
if(argc==4){
argv ++;
idata = atof(*argv);
argv ++;
kdata = atof(*argv);
printf("Enter is mod<%d> data_f<%f> data_b<%f> \n", calc_mod, idata, kdata);
switch(calc_mod)
{
case 1:
result = calc_add(idata, kdata);
printf("Calc add (%f + %f) result is %f\n", idata, kdata, result);
break;
case 2:
result = calc_sub(idata, kdata);
printf("Calc sub (%f - %f) result is %f\n", idata, kdata, result);
break;
case 3:
result = calc_multi(idata,kdata);
printf("calc multi(%f * %f) result is %f\n",idata,kdata,result);
break;
case 4:
if(kdata==0){
printf("除数不能为0\n");
break;}
else
result = calc_div(idata,kdata);
printf("calc div(%f / %f) result is %f\n",idata,kdata,result);
break;
case 13:
result = calc_pow(idata,kdata);
printf("calc pow (%f , %f) result is %f\n",idata,kdata,result);
break;
default:
if(calc_mod==1)
printf("add 格式：./calc_sim 1 xxx xxx\n");
if(calc_mod==2)
printf("sub 格式：./calc_sim 2 xxx xxx\n");
if(calc_mod==3)
printf("multi 格式:./calc_sim 3 xxx xxx\n");
if(calc_mod==4)
printf("div 格式:./calc_sim 4 xxx xxx\n");
if(calc_mod==5)
printf("PI 格式:./calc_sim 5\n");
if(calc_mod==6)
printf("sin 格式:./calc_sim 6 xxx\n");
if(calc_mod==7)
printf("cos 格式:./calc_sim 7 xxx\n");
if(calc_mod==8)
printf("tan 格式:./calc_sim 8 xxx\n");
if(calc_mod==9)
printf("fabs 格式:./calc_sim 9 xxx\n");
if(calc_mod==10)
printf("exp 格式:./calc_sim 10 xxx\n");
if(calc_mod==11)
printf("log 格式:./calc_sim 11 xxx\n");
if(calc_mod==12)
printf("log10 格式:./calc_sim 12 xxx\n");
if(calc_mod==13)
printf("pow 格式:./calc_sim 13 xxx xxx\n");
if(calc_mod==14)
printf("rand 格式:./calc_sim 14\n");
break;
}
}
return 0;
}
int main(int argc,char **argv){
unsigned int calc_mod = 0;
double idata = 0;
double kdata = 0;
double result = 0;
if(argc <2){
printf("enter cmd numbers must >= 2!!\n");
return -1;
}
if(2 == argc){
argv++;
calc_mod = atoi(*argv);
switch(calc_mod){
case 5:
printf("Calc PI is %f\n",calc_pi());
break;
case 14:
result = calc_rand();
printf("Calc rand result is %f\n", result);
break;
default:
printf("Input abnormally\n");
break;
}
}
if(3 == argc){
argv++;
calc_mod = atoi(*argv);
argv++;
idata = atof(*argv);
switch(calc_mod){
case 6:
result = calc_sin((double) idata);
printf("Calc sin (%f) result is %f\n",idata,result);
break;
case 7:
result= calc_cos((double) idata);
printf("Calc cos (%f) result is %f\n",idata,result);
break;
case 8:
if(PI/2 == idata ||-PI/2 == idata){
printf("Input abnormally\n");
break;
}
result = calc_tan((double) idata);
printf("Calc tan (%f) result is %f\n",idata,result);
break;
case 9:
result = calc_fabs((double) idata);
printf("Calc tan (%f) result is %f\n",idata,result);
break;
case 10:
result = calc_exp((double) idata);
printf("Calc exp (%f) result is %f\n",idata,result);
break;
case 11:
if(idata <= 0){
printf("Input abnormally\n");
break;
}
result = calc_ln((double) idata);
printf("Calc ln (%f) result is %f\n",idata,result);
break;
case 12:
if(idata <= 0){
printf("Input abnormally\n");
break;
}
result = calc_log10((double) idata);
printf("Calc log10 (%f) result is %f\n",idata,result);
break;
default:
printf("Input abnormally\n");
break;
}
}
if(4 == argc){
argv++;
calc_mod = atoi(*argv);
argv++;
idata = atof(*argv);
argv++;
kdata = atof(*argv);
switch(calc_mod){
case 1:
result = calc_add(idata, kdata);
printf("Calc add (%f + %f) result is %f\n", idata, kdata, result);
break;
case 2:
result = calc_sub(idata, kdata);
printf("Calc sub (%f - %f) result is %f\n", idata, kdata, result);
break;
case 3:
result = calc_mul(idata,kdata);
printf("Calc mul (%f * %f) result is %f\n", idata, kdata, result);
break;
case 4:
if(0 == kdata){
printf("Input abnormaly\n");
break;
}
result = calc_div(idata,kdata);
printf("Calc div (%f / %f) result is %f\n", idata, kdata, result);
case 13:
result = calc_pow(idata,kdata);
printf("Calc pow (%f / %f) result is %f\n", idata, kdata, result);
break;
default:
printf("Input abnormally\n");
break;
}
}
return 0;
}
