3ac0c21a1
Denys Vlasenko
2018-12-14
Subject
bc: shrink internal library
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miscutils/bc.c+14 -20
| @@ -7161,16 +7161,16 @@ static const char bc_lib[] ALIGN1 = { | |
| "\n" "r=x+1" | |
| "\n" "p=x" | |
| "\n" "f=v=1" | |
| - | "\n" "for(i=2;v!=0;++i){" |
| + | "\n" "for(i=2;v;++i){" |
| "\n" "p*=x" | |
| "\n" "f*=i" | |
| "\n" "v=p/f" | |
| "\n" "r+=v" | |
| "\n" "}" | |
| - | "\n" "while((d--)!=0)r*=r" |
| + | "\n" "while(d--)r*=r" |
| "\n" "scale=s" | |
| "\n" "ibase=b" | |
| - | "\n" "if(n!=0)return(1/r)" |
| + | "\n" "if(n)return(1/r)" |
| "\n" "return(r/1)" | |
| "\n" "}" | |
| "\n" "define l(x){" | |
| @@ -7195,8 +7195,8 @@ static const char bc_lib[] ALIGN1 = { | |
| "\n" "}" | |
| "\n" "r=a=(x-1)/(x+1)" | |
| "\n" "q=a*a" | |
| - | "\n" "v=1" |
| - | "\n" "for(i=3;v!=0;i+=2){" |
| + | "\n" "v=1" |
| + | "\n" "for(i=3;v;i+=2){" |
| "\n" "a*=q" | |
| "\n" "v=a/i" | |
| "\n" "r+=v" | |
| @@ -7220,17 +7220,17 @@ static const char bc_lib[] ALIGN1 = { | |
| "\n" "scale=0" | |
| "\n" "q=(x/a+2)/4" | |
| "\n" "x=x-4*q*a" | |
| - | "\n" "if(q%2!=0)x=-x" |
| + | "\n" "if(q%2)x=-x" |
| "\n" "scale=s+2" | |
| "\n" "r=a=x" | |
| "\n" "q=-x*x" | |
| - | "\n" "for(i=3;a!=0;i+=2){" |
| + | "\n" "for(i=3;a;i+=2){" |
| "\n" "a*=q/(i*(i-1))" | |
| "\n" "r+=a" | |
| "\n" "}" | |
| "\n" "scale=s" | |
| "\n" "ibase=b" | |
| - | "\n" "if(n!=0)return(-r/1)" |
| + | "\n" "if(n)return(-r/1)" |
| "\n" "return(r/1)" | |
| "\n" "}" | |
| "\n" "define c(x){" | |
| @@ -7253,15 +7253,9 @@ static const char bc_lib[] ALIGN1 = { | |
| "\n" "n=-1" | |
| "\n" "x=-x" | |
| "\n" "}" | |
| - | "\n" "if(x==1){" |
| - | "\n" "if(scale<65){" |
| - | "\n" "return(.7853981633974483096156608458198757210492923498437764552437361480/n)" |
| - | "\n" "}" |
| - | "\n" "}" |
| - | "\n" "if(x==.2){" |
| - | "\n" "if(scale<65){" |
| - | "\n" "return(.1973955598498807583700497651947902934475851037878521015176889402/n)" |
| - | "\n" "}" |
| + | "\n" "if(scale<65){" |
| + | "\n" "if(x==1)return(.7853981633974483096156608458198757210492923498437764552437361480/n)" |
| + | "\n" "if(x==.2)return(.1973955598498807583700497651947902934475851037878521015176889402/n)" |
| "\n" "}" | |
| "\n" "s=scale" | |
| "\n" "if(x>.2){" | |
| @@ -7276,7 +7270,7 @@ static const char bc_lib[] ALIGN1 = { | |
| "\n" "r=u=x" | |
| "\n" "f=-x*x" | |
| "\n" "t=1" | |
| - | "\n" "for(i=3;t!=0;i+=2){" |
| + | "\n" "for(i=3;t;i+=2){" |
| "\n" "u*=f" | |
| "\n" "t=u/i" | |
| "\n" "r+=t" | |
| @@ -7303,13 +7297,13 @@ static const char bc_lib[] ALIGN1 = { | |
| "\n" "r=v=1" | |
| "\n" "f=-x*x/4" | |
| "\n" "scale=scale+length(a)-scale(a)" | |
| - | "\n" "for(i=1;v!=0;++i){" |
| + | "\n" "for(i=1;v;++i){" |
| "\n" "v=v*f/i/(n+i)" | |
| "\n" "r+=v" | |
| "\n" "}" | |
| "\n" "scale=s" | |
| "\n" "ibase=b" | |
| - | "\n" "if(o!=0)a=-a" |
| + | "\n" "if(o)a=-a" |
| "\n" "return(a*r/1)" | |
| "\n" "}" | |
| }; | |