summaryrefslogtreecommitdiffstats
path: root/ksvg/scripts/check_hashtablesize.pl
blob: d22e3f303cd9b9b2524cef00f43f2164c09a42d0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
# Script to check hashtable sizes.
# Copyright 2002 Nikolas Zimmermann <wildfox@kde.org>

my $input = shift;
my $calcMode = 0;

# Check incoming arguments
if(length($input) > 0) {
	$calcMode = $input;
} else {
	print "Usage:\n";
	print "perl check_hashtablesize.pl [0/1/2]\n\n";
	print "Show...\n";
	print "0) all hashtables of prototype definitions\n";
	print "1) all hashtables of non-prototype definitions\n";
	print "2) all hashtables of svg*constructor definitions\n";
	exit(-1);
}

# Test if a number is prime or not
sub calcPrime
{
	my $start = shift;
	my $dividecount = 0;
	
	for(my $i = $start - 1; $i > 0; --$i)
	{
		my $result = $start / $i;
		
		if($result == int($result)) {
			$dividecount++; 
		}
	}
	
	if($dividecount == 1) {
		return 1;
	} else {
		return 0;
	}
}

# Find the next prime number
sub findNextPrime
{
	my $start = shift;
	my $i = $start + 1;
	my $found = 0;

	while($found == 0)
	{		
		if(calcPrime($i)) {		
			$found = 1;
		} else {
			$i++;
		}
	}

	return $i;
}

# Common routine for calculating hashtable sizes
sub calcSize
{
	my $calc = shift;
	my $save = shift;
	my $minus = shift;	
	
	my @temp = split(/\n/, $calc);
	
	foreach(@temp) {
		my $process = $_;
		$process =~ s/\s+/ /g;
	
		my @line = split(/ /, $process);
		my $class = substr($line[1], 0, index($line[1], ":") - $minus);

		$$save{$class} = $line[2];
	}
}

# Go to impl dir
chdir "../impl";

# Global counters
my %counterwork;
my %counter1;
my %counter2;
my %counter3;

# Read hashtable size
my $readSize1 = `find -type f | xargs grep -I DontDelete | grep -v KSVG:: | grep Function`;
my $readSize2 = `find -type f | xargs grep -I DontDelete | grep -v KSVG:: | grep -v Function`;
my $readSize3 = `find -type f | xargs grep -I DontDelete | grep KSVG::`;

my @result1 = split(/.\//, $readSize1);
my @result2 = split(/.\//, $readSize2);
my @result3 = split(/.\//, $readSize3);

# Calculate hashtable size
# calcSize1 = print out all prototype hashtables
# calcSize2 = print out all non-prototype hashtables
# calcSize3 = print out all svg*constructors hashtables
my $calcSize1 = `find -type f | xargs grep -I s_hashTable | grep \@begin | grep -v generateddata | grep -v Constructor | grep -v Impl:: | grep -v Bridge::`;
my $calcSize2 = `find -type f | xargs grep -I s_hashTable | grep \@begin | grep -v generateddata | grep -v Constructor | grep -v Proto::`;
my $calcSize3 = `find -type f | xargs grep -I s_hashTable | grep \@begin | grep -v generateddata | grep Constructor`;

# Bring in suitable form
calcSize($calcSize1, \%counter1, 5);
calcSize($calcSize2, \%counter2, 0);
calcSize($calcSize3, \%counter3, 11);

# Helper
my $lastclass = "";

print "Classname\t\t\t\t'H.S. File'\t\t'H.S. Calculated'\tIs 'H.S. File' prime?\tDo they differ?\n";
print "-------------------------------------------------------------------------------------------------------------------------------\n";

my @useresult;
if($calcMode == 0) {
	@useresult = @result1;
} elsif($calcMode == 1) {
	@useresult = @result2;
} else {
	@useresult = @result3;
}

foreach(@useresult) {
	my $line = $_;
	$line =~ s/\s+/ /g;
	
	if($line ne "") {
		my @middle = split(/ /, $line);
		my $class = substr($middle[2], 0, index($middle[2], ":"));

		# Special case for lists and svg*constructors
		if($class eq "SVGListDefs" || $calcMode == 2)
		{
			my $temp = $middle[0];

			if($calcMode != 2) {
				$temp =~ s/.cc://;
				$class = $temp;
			} else {
				$temp =~ s/.cc//;
				$class = substr($temp, 0, index($temp, ":"));
			}
		}
		
		if($class eq $lastclass) {
			$counterwork{$class}++;
		}
		else {
			$counterwork{$class} = 1;
	
			if($lastclass ne "") {
				my $len = length($lastclass);

				my $string = $lastclass;
			
				# Ugly hack with those numbers, anyone
				# got a better idea?
				if($len < 11) {
					$string .= "\t\t\t\t\t";
				} elsif($len < 16) {			
					$string .= "\t\t\t\t";
				} elsif($len < 24) {
					$string .= "\t\t\t";
				} elsif($len < 32) {
					$string .= "\t\t";
				} else {
					$string .= "\t";
				}
				
				my $combine;
				
				if($calcMode == 0) {
					$combine = $counter1{$lastclass};
				} elsif($calcMode == 1) {
					$combine = $counter2{$lastclass};
				} else {
					$combine = $counter3{$lastclass};
				}

				if($combine eq 0 || $combine eq "") {
					$combine = "-";
				}
				
				$string .= $combine;
				$string .= "\t\t\t";

				# Find next prime
				my $next = findNextPrime($counterwork{$lastclass});
				
				$string .= $next;
				$string .= "\t\t\t";

				# Is 'H.S. File' a prime?
				my $calc = calcPrime($combine);
				if($calc == 0) {
					$string .= "NO!";
				} else {
					$string .= "Yes";				
				}

				$string .= "\t\t\t";

				if($combine != $next) {
					$string .= "YES!";
				} else {
					$string .= "No";
				}

				$string .= "\n";

				print $string;
			}
		}

		$lastclass = $class;
	}
}

# Go back! :)
chdir "../scripts";