include/openssl/e_os2.h: fix 'noreturn' pre-processor logic.

[openssl.git] / Configure

diff --git a/Configure b/Configure
index 215ffb87f2c7f300599f6e51a86b245163552d38..0c87cd1a699291094c90f6f7c79a005510173f1b 100755 (executable)
--- a/Configure
+++ b/Configure
@@ -14,7 +14,6 @@ use strict;
 use File::Basename;
 use File::Spec::Functions qw/:DEFAULT abs2rel rel2abs/;
 use File::Path qw/mkpath/;
-use IPC::Cmd qw/can_run/;
 
 # see INSTALL for instructions.
 
@@ -211,7 +210,7 @@ die "erroneous version information in opensslv.h: ",
 # Collect target configurations
 
 my $pattern = catfile(dirname($0), "Configurations", "*.conf");
-foreach (sort glob($pattern) ) {
+foreach (sort glob("\"$pattern\"") ) {
     &read_config($_);
 }
 
@@ -378,6 +377,7 @@ our %disabled = ( # "what"         => "comment"
                  "zlib"                => "default",
                  "zlib-dynamic"        => "default",
                  "crypto-mdebug"       => "default",
+                 "crypto-mdebug-backtrace" => "default",
                  "heartbeats"          => "default",
                );
 
@@ -912,7 +912,7 @@ $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
 $config{perl} =    $ENV{'PERL'}    || ($^O ne "VMS" ? $^X : "perl");
 $target{cc} =      $ENV{'CC'}      || $target{cc}      || "cc";
 $target{ranlib} =  $ENV{'RANLIB'}  || $target{ranlib}  ||
-                   (scalar can_run("$config{cross_compile_prefix}ranlib") ?
+                   (which("$config{cross_compile_prefix}ranlib") ?
                           "\$(CROSS_COMPILE)ranlib" : "true");
 $target{ar} =      $ENV{'AR'}      || $target{ar}      || "ar";
 $target{nm} =      $ENV{'NM'}      || $target{nm}      || "nm";
@@ -1157,7 +1157,7 @@ if ($^O ne "VMS" && !$disabled{makedepend}) {
     }
     close(PIPE);
 
-    $config{makedepprog} = scalar can_run('makedepend') unless $config{makedepprog};
+    $config{makedepprog} = which('makedepend') unless $config{makedepprog};
     $disabled{makedepend} = "unavailable" unless $config{makedepprog};
 }
 
@@ -1418,47 +1418,47 @@ if ($builder eq "unified") {
             => sub { die "ENDIF out of scope" if ! @skip;
                      pop @skip; },
             qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
-            => sub { push @programs, split(/\s+/, $1)
+            => sub { push @programs, tokenize($1)
                          if !@skip || $skip[$#skip] > 0 },
             qr/^\s*LIBS\s*=\s*(.*)\s*$/
-            => sub { push @libraries, split(/\s+/, $1)
+            => sub { push @libraries, tokenize($1)
                          if !@skip || $skip[$#skip] > 0 },
             qr/^\s*ENGINES\s*=\s*(.*)\s*$/
-            => sub { push @engines, split(/\s+/, $1)
+            => sub { push @engines, tokenize($1)
                          if !@skip || $skip[$#skip] > 0 },
             qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
-            => sub { push @scripts, split(/\s+/, $1)
+            => sub { push @scripts, tokenize($1)
                          if !@skip || $skip[$#skip] > 0 },
             qr/^\s*EXTRA\s*=\s*(.*)\s*$/
-            => sub { push @extra, split(/\s+/, $1)
+            => sub { push @extra, tokenize($1)
                          if !@skip || $skip[$#skip] > 0 },
             qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
-            => sub { push @overrides, split(/\s+/, $1)
+            => sub { push @overrides, tokenize($1)
                          if !@skip || $skip[$#skip] > 0 },
 
             qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
-            => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
+            => sub { push @{$ordinals{$1}}, tokenize($2)
                          if !@skip || $skip[$#skip] > 0 },
             qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
-            => sub { push @{$sources{$1}}, split(/\s+/, $2)
+            => sub { push @{$sources{$1}}, tokenize($2)
                          if !@skip || $skip[$#skip] > 0 },
             qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
-            => sub { push @{$shared_sources{$1}}, split(/\s+/, $2)
+            => sub { push @{$shared_sources{$1}}, tokenize($2)
                          if !@skip || $skip[$#skip] > 0 },
             qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
-            => sub { push @{$includes{$1}}, split(/\s+/, $2)
+            => sub { push @{$includes{$1}}, tokenize($2)
                          if !@skip || $skip[$#skip] > 0 },
             qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
-            => sub { push @{$depends{$1}}, split(/\s+/, $2)
+            => sub { push @{$depends{$1}}, tokenize($2)
                          if !@skip || $skip[$#skip] > 0 },
             qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
             => sub { push @{$generate{$1}}, $2
                          if !@skip || $skip[$#skip] > 0 },
             qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
-            => sub { push @{$renames{$1}}, split(/\s+/, $2)
+            => sub { push @{$renames{$1}}, tokenize($2)
                          if !@skip || $skip[$#skip] > 0 },
             qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
-            => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
+            => sub { push @{$sharednames{$1}}, tokenize($2)
                          if !@skip || $skip[$#skip] > 0 },
             qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
             => sub {
@@ -2332,13 +2332,34 @@ sub run_dofile
     foreach (@templates) {
         die "Can't open $_, $!" unless -f $_;
     }
-    my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
+    my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
     #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
     system($cmd);
     exit 1 if $? != 0;
     rename("$out.new", $out) || die "Can't rename $out.new, $!";
 }
 
+sub which
+{
+    my ($name)=@_;
+
+    if (eval { require IPC::Cmd; 1; }) {
+        IPC::Cmd->import();
+        return scalar IPC::Cmd::can_run($name);
+    } else {
+        # if there is $directories component in splitpath,
+        # then it's not something to test with $PATH...
+        return $name if (File::Spec->splitpath($name))[1];
+
+        foreach (File::Spec->path()) {
+            my $fullpath = catfile($_, "$name$target{exe_extension}");
+            if (-f $fullpath and -x $fullpath) {
+                return $fullpath;
+            }
+        }
+    }
+}
+
 # Configuration printer ##############################################
 
 sub print_table_entry
@@ -2569,3 +2590,41 @@ sub collect_information {
         }
     }
 }
+
+# tokenize($line)
+# $line is a line of text to split up into tokens
+# returns a list of tokens
+#
+# Tokens are divided by spaces.  If the tokens include spaces, they
+# have to be quoted with single or double quotes.  Double quotes
+# inside a double quoted token must be escaped.  Escaping is done
+# with backslash.
+# Basically, the same quoting rules apply for " and ' as in any
+# Unix shell.
+sub tokenize {
+    my $line = my $debug_line = shift;
+    my @result = ();
+
+    while ($line =~ s|^\s+||, $line ne "") {
+        my $token = "";
+        while ($line ne "" && $line !~ m|^\s|) {
+            if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
+                $token .= $1;
+                $line = $';
+            } elsif ($line =~ m/^'([^']*)'/) {
+                $token .= $1;
+                $line = $';
+            } elsif ($line =~ m/^(\S+)/) {
+                $token .= $1;
+                $line = $';
+            }
+        }
+        push @result, $token;
+    }
+
+    if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
+       print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
+       print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";
+    }
+    return @result;
+}