On Wed, Nov 14, 2001 at 11:17:57PM -0500, Uri Guttman wrote:
> perl -ne
>'/^#!.*perl/i..1&&(/^\\s*[^#]|^\\s*#\\s*(include|define|(ifn?|un)def|else|elif|endif)/)&&print'
Doesn't print anything.
Attached are the two files I'm running it against. The first is for
#1, the second for #2.
--
Michael G. Schwern <[EMAIL PROTECTED]> http://www.pobox.com/~schwern/
Perl6 Quality Assurance <[EMAIL PROTECTED]> Kwalitee Is Job One
the chair. it wants to die. oh no! she sees me! she attacks!
#!./perl -l
# There's a bug in -P where the #! line is ignored. If this test
# suddenly starts printing blank lines that bug has been fixed.
print "1..3\n";
#define MESS "ok 1\n"
print MESS;
#ifdef MESS
print "ok 2\n";
#else
print "not ok 2\n";
#endif
open(TRY,">Comp.cpp.tmp") || die "Can't open temp perl file.";
($prog = <<'END') =~ s/X//g;
X$ok = "not ok 3\n";
X#include "Comp.cpp.inc"
X#ifdef OK
X$ok = OK;
X#endif
Xprint $ok;
END
print TRY $prog;
close TRY;
open(TRY,">Comp.cpp.inc") || (die "Can't open temp include file.");
print TRY '#define OK "ok 3\n"' . "\n";
close TRY;
print `$^X "-P" Comp.cpp.tmp`;
unlink "Comp.cpp.tmp", "Comp.cpp.inc";
Some stuff that's not Perl
This CPP directive should not be read.
#define BARMAR 1
#perl
Still not perl.
#!
still not perl
#!/something/else
still not perl
#!/some/path/that/leads/to/perl -l
# The -l switch should be applied from the #! line.
# Unfortunately, -P has a bug whereby the #! line is ignored.
# If this test suddenly starts printing blank lines that bug is fixed.
#define FOO "ok 1\n"
#ifdef BARMAR
# define YAR "not ok 2\n"
#else
# define YAR "ok 2\n"
#endif
print "1..2\n";
print FOO;
print YAR;
