Fixes in html files and manifest from 2000
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@@ -43,8 +43,8 @@ When this entry was submitted the rules of the IOCCC did not prohibit
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the use of embedded language interpreters. The judges considered
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disqualifying this entry because of the use of perl, but on the other
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hand it qualifies as the Worst Abuse of the Rules. As a previous author,
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[David Lowe](../../authors.html#J_David_Lowe) continues to inflict the highest quality "poot" on the
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Judges.
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[David Lowe](../../authors.html#J_David_Lowe) continues to inflict the highest
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quality "`poot`" on the Judges.
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The program also contains an undocumented command for Chad and Chongo (Landon).
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The judges' remarks contain a clue to the hidden command :-).
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@@ -71,31 +71,41 @@ based on the `dc(1)` unix calculator.
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This program understands the following `dc(1)` commands:
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```
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p prints the top stack value without altering the stack.
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P prints the top stack value, removing it from the stack, and
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doesn't print a trailing newline.
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f prints the contents of the stack, one number per line,
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without modifying it.
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c clears the stack.
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d pushes a copy of the top stack value onto the stack.
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r reverses the order of the top two stack values.
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```
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- `p`
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* prints the top stack value without altering the stack.
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- `P`
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* prints the top stack value, removing it from the stack, and
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doesn't print a trailing newline.
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- `f`
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* prints the contents of the stack, one number per line,
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without modifying it.
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- `c`
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* clears the stack.
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- `d`
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* pushes a copy of the top stack value onto the stack.
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- `r`
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* reverses the order of the top two stack values.
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And the following arithmetic operators are supported:
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```
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+ Pops 2 values and pushes their sum.
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- Pops 2 values and pushes the result of subtracting the first
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from the second.
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* Pops 2 values and pushes their product.
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/ Pops 2 values and pushes the result of dividing the second
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by the first.
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^ Pops 2 values and pushes the result of raising the second
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to the power of the first.
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% Pops 2 values and pushes the remainder of the division that
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/ would do.
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```
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- `+`
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* Pops 2 values and pushes their sum.
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- `-`
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* Pops 2 values and pushes the result of subtracting the first
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from the second.
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- `*`
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* Pops 2 values and pushes their product.
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- `/`
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* Pops 2 values and pushes the result of dividing the second
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by the first.
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- `^`
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* Pops 2 values and pushes the result of raising the second
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to the power of the first.
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- `%`
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* Pops 2 values and pushes the remainder of the division that
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`/` would do.
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The precision and range are double, like it or not, except that the
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modulus operator actually returns `(p1 - (p2 * (p1 / p2)))`, but with
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@@ -110,16 +120,16 @@ or EOF is encountered.
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### Diagnostics:
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```
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"stack empty" Not enough on the stack for the requested command
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"divide by zero" Attempt to divide by zero
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"unimplemented" Invalid input
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Floating point exception (core dumped) (or something to that effect)
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Bug in Perl_sv_upgrade causes this in some cases when
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the results of an operation are really huge (> 10^308)
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This bug appears to be fixed in perl5.6.0
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```
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- "stack empty"
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* Not enough on the stack for the requested command
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- "divide by zero"
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* Attempt to divide by zero
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- "unimplemented"
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* Invalid input
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- "Floating point exception (core dumped)" (or something to that effect)
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* Bug in Perl_sv_upgrade causes this in some cases when the results of an
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operation are really huge (> 10^308) This bug appears to be fixed in
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perl5.6.0.
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### Examples:
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@@ -244,7 +254,7 @@ possible to write (even more) obfuscated reverse Polish commands
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(I figure this explanation moves the synonyms from 'bug' to
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'feature'!)
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. The first IOCCC entry with an "easter egg"?...
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- The first IOCCC entry with an "easter egg"?...
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### Aside: on unobfuscated Perl
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@@ -266,15 +276,15 @@ If you don't change the rules, it'll be embedded Ada next year!
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### Auto defend
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A. Isn't this the obfuscated C contest? What's this Perl `$#_&&$_`?
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0. Isn't this the obfuscated C contest? What's this Perl `$#_&&$_`?
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D. Hey, this program *is* 100% C, and does not exec an external Perl
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1. Hey, this program *is* 100% C, and does not exec an external Perl
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interpreter. It simply links against the Perl language library.
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The "Perl code" is just a C string constant.
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A. Perl isn't portable enough, or ubiquitous enough.
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2. Perl isn't portable enough, or ubiquitous enough.
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D. I'd argue that it is more portable than X. According to the Perl
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3. I'd argue that it is more portable than X. According to the Perl
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folks, it runs on the following platforms: Acorn, AIX, Amiga, AS/400,
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BeOS, Concurrent, Debian, DEC OSF/1, Digital UNIX, EPOC, FreeBSD,
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Guardian, HP-UX, IRIX, LinuxPPC, LynxOS, MacOS, MachTen, Minix, MPE/iX,
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