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  1. %%writefile program.l
  2.  
  3. %{
  4. #include <stdio.h>
  5. %}
  6.  
  7. %%
  8. [a-z]   { printf("%c", yytext[0] - 32); }
  9. .|
  10.     { printf("%s", yytext); }
  11. %%
  12.  
  13. int main() {
  14.     yylex();
  15.     return 0;
  16. }
Success #stdin #stdout #stderr 0.02s 6976KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
stderr
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ERROR: /home/JcC3Ka/prog:16:0: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/5RXHMn
language:
Prolog (swi 7.6.4)
created:
21 hours ago
visibility:
public

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