bc: shrink internal library

function                                             old     new   delta
bc_lib                                              1674    1618     -56

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/miscutils/bc.c b/miscutils/bc.c
index a572ad30a1d43c763c782a6668dd87dcd080d327..0a2da6cf86007f26c2724c92ba05fe3e117283fd 100644 (file)
--- a/miscutils/bc.c
+++ b/miscutils/bc.c
@@ -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"   "}"
 };