| #! @PERL@ |
| |
| ##--------------------------------------------------------------------## |
| ##--- Massif's results printer ms_print.in ---## |
| ##--------------------------------------------------------------------## |
| |
| # This file is part of Massif, a Valgrind tool for profiling memory |
| # usage of programs. |
| # |
| # Copyright (C) 2007-2007 Nicholas Nethercote |
| # njn@valgrind.org |
| # |
| # This program is free software; you can redistribute it and/or |
| # modify it under the terms of the GNU General Public License as |
| # published by the Free Software Foundation; either version 2 of the |
| # License, or (at your option) any later version. |
| # |
| # This program is distributed in the hope that it will be useful, but |
| # WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| # General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write to the Free Software |
| # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| # 02111-1307, USA. |
| # |
| # The GNU General Public License is contained in the file COPYING. |
| |
| use warnings; |
| use strict; |
| |
| #---------------------------------------------------------------------------- |
| # Global variables, main data structures |
| #---------------------------------------------------------------------------- |
| |
| # Command line of profiled program. |
| my $cmd; |
| |
| # Time unit used in profile. |
| my $time_unit; |
| |
| # Threshold dictating what percentage an entry must represent for us to |
| # bother showing it. |
| my $threshold = 1.0; |
| |
| # Graph x and y dimensions. |
| my $graph_x = 72; |
| my $graph_y = 20; |
| |
| # Input file name |
| my $input_file = undef; |
| |
| # Tmp file name. |
| my $tmp_file = "ms_print.tmp.$$"; |
| |
| # Version number. |
| my $version = "@VERSION@"; |
| |
| # Args passed, for printing. |
| my $ms_print_args; |
| |
| # Usage message. |
| my $usage = <<END |
| usage: ms_print [options] <file> |
| |
| options for the user, with defaults in [ ], are: |
| -h --help show this message |
| -v --version show version |
| --threshold=<n.n> significance threshold, in percent [$threshold] |
| --x=<n> graph width, in columns; min=4, max=1000 [72] |
| --y=<n> graph height, in rows; min=4, max=1000 [20] |
| |
| ms_print is Copyright (C) 2007-2007 Nicholas Nethercote. |
| and licensed under the GNU General Public License, version 2. |
| Bug reports, feedback, admiration, abuse, etc, to: njn\@valgrind.org. |
| |
| END |
| ; |
| |
| # Used in various places of output. |
| my $fancy = '-' x 80; |
| my $fancy_nl = $fancy . "\n"; |
| |
| # Returns 0 if the denominator is 0. |
| sub safe_div_0($$) |
| { |
| my ($x, $y) = @_; |
| return ($y ? $x / $y : 0); |
| } |
| |
| #----------------------------------------------------------------------------- |
| # Argument and option handling |
| #----------------------------------------------------------------------------- |
| sub process_cmd_line() |
| { |
| my @files; |
| |
| # Grab a copy of the arguments, for printing later. |
| for my $arg (@ARGV) { |
| $ms_print_args .= " $arg"; # The arguments. |
| } |
| |
| for my $arg (@ARGV) { |
| |
| # Option handling |
| if ($arg =~ /^-/) { |
| |
| # --version |
| if ($arg =~ /^-v$|^--version$/) { |
| die("ms_print-$version\n"); |
| |
| # --threshold=X (tolerates a trailing '%') |
| } elsif ($arg =~ /^--threshold=([\d\.]+)%?$/) { |
| $threshold = $1; |
| ($1 >= 0 && $1 <= 100) or die($usage); |
| |
| } elsif ($arg =~ /^--x=(\d+)$/) { |
| $graph_x = $1; |
| (4 <= $graph_x && $graph_x <= 1000) or die($usage); |
| |
| } elsif ($arg =~ /^--y=(\d+)$/) { |
| $graph_y = $1; |
| (4 <= $graph_y && $graph_y <= 1000) or die($usage); |
| |
| } else { # -h and --help fall under this case |
| die($usage); |
| } |
| } else { |
| # Not an option. Remember it as a filename. |
| push(@files, $arg); |
| } |
| } |
| |
| # Must have chosen exactly one input file. |
| if (scalar @files) { |
| $input_file = $files[0]; |
| } else { |
| die($usage); |
| } |
| } |
| |
| #----------------------------------------------------------------------------- |
| # Reading the input file: auxiliary functions |
| #----------------------------------------------------------------------------- |
| |
| # Gets the next line, stripping comments and skipping blanks. |
| # Returns undef at EOF. |
| sub get_line() |
| { |
| while (my $line = <INPUTFILE>) { |
| $line =~ s/#.*$//; # remove comments |
| if ($line !~ /^\s*$/) { |
| return $line; # return $line if non-empty |
| } |
| } |
| return undef; # EOF: return undef |
| } |
| |
| sub equals_num_line($$) |
| { |
| my ($line, $fieldname) = @_; |
| defined($line) |
| or die("Line $.: expected \"$fieldname\" line, got end of file\n"); |
| $line =~ s/^$fieldname=(.*)\s*$// |
| or die("Line $.: expected \"$fieldname\" line, got:\n$line"); |
| return $1; |
| } |
| |
| sub is_significant_XPt($$$) |
| { |
| my ($is_top_node, $xpt_szB, $total_szB) = @_; |
| ($xpt_szB <= $total_szB) or die; |
| # Nb: we always consider the alloc-XPt significant, even if the size is |
| # zero. |
| return $is_top_node || 0 == $threshold || |
| ( $total_szB != 0 && $xpt_szB * 100 / $total_szB >= $threshold ); |
| } |
| |
| #----------------------------------------------------------------------------- |
| # Reading the input file: reading heap trees |
| #----------------------------------------------------------------------------- |
| |
| # Forward declaration, because it's recursive. |
| sub read_heap_tree($$$$$); |
| |
| # Return pair: if the tree was significant, both are zero. If it was |
| # insignificant, the first element is 1 and the second is the number of |
| # bytes. |
| sub read_heap_tree($$$$$) |
| { |
| # Read the line and determine if it is significant. |
| my ($is_top_node, $this_prefix, $child_midfix, $arrow, $mem_total_B) = @_; |
| my $line = get_line(); |
| (defined $line and $line =~ /^\s*n(\d+):\s*(\d+)(.*)$/) |
| or die("Line $.: expected a tree node line, got:\n$line\n"); |
| my $n_children = $1; |
| my $bytes = $2; |
| my $details = $3; |
| my $perc = safe_div_0(100 * $bytes, $mem_total_B); |
| # Nb: we always print the alloc-XPt, even if its size is zero. |
| my $is_significant = is_significant_XPt($is_top_node, $bytes, $mem_total_B); |
| |
| # We precede this node's line with "$this_prefix.$arrow". We precede |
| # any children of this node with "$this_prefix$child_midfix$arrow". |
| if ($is_significant) { |
| # Nb: $details might have '%' in it, so don't embed directly in the |
| # format string. |
| printf(TMPFILE |
| "$this_prefix$arrow%05.2f%% (%sB)%s\n", $perc, commify($bytes), |
| $details); |
| } |
| |
| # Now read all the children. |
| my $n_insig_children = 0; |
| my $total_insig_children_szB = 0; |
| my $this_prefix2 = $this_prefix . $child_midfix; |
| for (my $i = 0; $i < $n_children; $i++) { |
| # If child is the last sibling, the midfix is empty. |
| my $child_midfix2 = ( $i+1 == $n_children ? " " : "| " ); |
| my ($is_child_insignificant, $child_insig_bytes) = |
| # '0' means it's not the top node of the tree. |
| read_heap_tree(0, $this_prefix2, $child_midfix2, "->", |
| $mem_total_B); |
| $n_insig_children += $is_child_insignificant; |
| $total_insig_children_szB += $child_insig_bytes; |
| } |
| |
| if ($is_significant) { |
| # If this was significant but any children were insignificant, print |
| # the "in N places" line for them. |
| if ($n_insig_children > 0) { |
| $perc = safe_div_0(100 * $total_insig_children_szB, $mem_total_B); |
| printf(TMPFILE "%s->%05.2f%% (%sB) in %d+ places, all below " |
| . "ms_print's threshold (%05.2f%%)\n", |
| $this_prefix2, $perc, commify($total_insig_children_szB), |
| $n_insig_children, $threshold); |
| print(TMPFILE "$this_prefix2\n"); |
| } |
| |
| # If this node has no children, print an extra (mostly) empty line. |
| if (0 == $n_children) { |
| print(TMPFILE "$this_prefix2\n"); |
| } |
| return (0, 0); |
| |
| } else { |
| return (1, $bytes); |
| } |
| } |
| |
| #----------------------------------------------------------------------------- |
| # Reading the input file: main |
| #----------------------------------------------------------------------------- |
| |
| sub max_label_2($$) |
| { |
| my ($szB, $szB_scaled) = @_; |
| |
| # For the label, if $szB is 999B or below, we print it as an integer. |
| # Otherwise, we print it as a float with 5 characters (including the '.'). |
| # Examples (for bytes): |
| # 1 --> 1 B |
| # 999 --> 999 B |
| # 1000 --> 0.977 KB |
| # 1024 --> 1.000 KB |
| # 10240 --> 10.00 KB |
| # 102400 --> 100.0 KB |
| # 1024000 --> 0.977 MB |
| # 1048576 --> 1.000 MB |
| # |
| if ($szB < 1000) { return sprintf("%5d", $szB); } |
| elsif ($szB_scaled < 10) { return sprintf("%5.3f", $szB_scaled); } |
| elsif ($szB_scaled < 100) { return sprintf("%5.2f", $szB_scaled); } |
| else { return sprintf("%5.1f", $szB_scaled); } |
| } |
| |
| # Work out the units for the max value, measured in instructions. |
| sub i_max_label($) |
| { |
| my ($nI) = @_; |
| |
| # We repeat until the number is less than 1000. |
| my $nI_scaled = $nI; |
| my $unit = "i"; |
| # Nb: 'k' is the "kilo" (1000) prefix. |
| if ($nI_scaled >= 1000) { $unit = "ki"; $nI_scaled /= 1024; } |
| if ($nI_scaled >= 1000) { $unit = "Mi"; $nI_scaled /= 1024; } |
| if ($nI_scaled >= 1000) { $unit = "Gi"; $nI_scaled /= 1024; } |
| if ($nI_scaled >= 1000) { $unit = "Ti"; $nI_scaled /= 1024; } |
| if ($nI_scaled >= 1000) { $unit = "Pi"; $nI_scaled /= 1024; } |
| if ($nI_scaled >= 1000) { $unit = "Ei"; $nI_scaled /= 1024; } |
| if ($nI_scaled >= 1000) { $unit = "Zi"; $nI_scaled /= 1024; } |
| if ($nI_scaled >= 1000) { $unit = "Yi"; $nI_scaled /= 1024; } |
| |
| return (max_label_2($nI, $nI_scaled), $unit); |
| } |
| |
| # Work out the units for the max value, measured in bytes. |
| sub B_max_label($) |
| { |
| my ($szB) = @_; |
| |
| # We repeat until the number is less than 1000, but we divide by 1024 on |
| # each scaling. |
| my $szB_scaled = $szB; |
| my $unit = "B"; |
| # Nb: 'K' or 'k' are acceptable as the "binary kilo" (1024) prefix. |
| # (Strictly speaking, should use "KiB" (kibibyte), "MiB" (mebibyte), etc, |
| # but they're not in common use.) |
| if ($szB_scaled >= 1000) { $unit = "KB"; $szB_scaled /= 1024; } |
| if ($szB_scaled >= 1000) { $unit = "MB"; $szB_scaled /= 1024; } |
| if ($szB_scaled >= 1000) { $unit = "GB"; $szB_scaled /= 1024; } |
| if ($szB_scaled >= 1000) { $unit = "TB"; $szB_scaled /= 1024; } |
| if ($szB_scaled >= 1000) { $unit = "PB"; $szB_scaled /= 1024; } |
| if ($szB_scaled >= 1000) { $unit = "EB"; $szB_scaled /= 1024; } |
| if ($szB_scaled >= 1000) { $unit = "ZB"; $szB_scaled /= 1024; } |
| if ($szB_scaled >= 1000) { $unit = "YB"; $szB_scaled /= 1024; } |
| |
| return (max_label_2($szB, $szB_scaled), $unit); |
| } |
| |
| # Work out the units for the max value, measured in ms/s/h. |
| sub t_max_label($) |
| { |
| my ($szB) = @_; |
| |
| # We scale from millisecond to seconds to hours. |
| # |
| # XXX: this allows a number with 6 chars, eg. "3599.0 s" |
| my $szB_scaled = $szB; |
| my $unit = "ms"; |
| if ($szB_scaled >= 1000) { $unit = "s"; $szB_scaled /= 1000; } |
| if ($szB_scaled >= 3600) { $unit = "h"; $szB_scaled /= 3600; } |
| |
| return (max_label_2($szB, $szB_scaled), $unit); |
| } |
| |
| # This prints four things: |
| # - the output header |
| # - the graph |
| # - the snapshot summaries (number, list of detailed ones) |
| # - the snapshots |
| # |
| # The first three parts can't be printed until we've read the whole input file; |
| # but the fourth part is much easier to print while we're reading the file. So |
| # we print the fourth part to a tmp file, and then dump the tmp file at the |
| # end. |
| # |
| sub read_input_file() |
| { |
| my $desc = ""; # Concatenated description lines. |
| my $peak_mem_total_szB = 0; |
| |
| # Info about each snapshot. |
| my @snapshot_nums = (); |
| my @times = (); |
| my @mem_total_Bs = (); |
| my @is_detaileds = (); |
| my $peak_num = -1; # An initial value that will be ok if no peak |
| # entry is in the file. |
| |
| #------------------------------------------------------------------------- |
| # Read start of input file. |
| #------------------------------------------------------------------------- |
| open(INPUTFILE, "< $input_file") |
| || die "Cannot open $input_file for reading\n"; |
| |
| # Read "desc:" lines. |
| my $line; |
| while ($line = get_line()) { |
| if ($line =~ s/^desc://) { |
| $desc .= $line; |
| } else { |
| last; |
| } |
| } |
| |
| # Read "cmd:" line (Nb: will already be in $line from "desc:" loop above). |
| ($line =~ /^cmd:\s*(.*)$/) or die("Line $.: missing 'cmd' line\n"); |
| $cmd = $1; |
| |
| # Read "time_unit:" line. |
| $line = get_line(); |
| ($line =~ /^time_unit:\s*(.*)$/) or |
| die("Line $.: missing 'time_unit' line\n"); |
| $time_unit = $1; |
| |
| #------------------------------------------------------------------------- |
| # Print snapshot list header to $tmp_file. |
| #------------------------------------------------------------------------- |
| open(TMPFILE, "> $tmp_file") |
| || die "Cannot open $tmp_file for reading\n"; |
| |
| my $time_column = sprintf("%14s", "time($time_unit)"); |
| my $column_format = "%3s %14s %16s %16s %13s %12s\n"; |
| my $header = |
| $fancy_nl . |
| sprintf($column_format |
| , "n" |
| , $time_column |
| , "total(B)" |
| , "useful-heap(B)" |
| , "extra-heap(B)" |
| , "stacks(B)" |
| ) . |
| $fancy_nl; |
| print(TMPFILE $header); |
| |
| #------------------------------------------------------------------------- |
| # Read body of input file. |
| #------------------------------------------------------------------------- |
| $line = get_line(); |
| while (defined $line) { |
| my $snapshot_num = equals_num_line($line, "snapshot"); |
| my $time = equals_num_line(get_line(), "time"); |
| my $mem_heap_B = equals_num_line(get_line(), "mem_heap_B"); |
| my $mem_heap_extra_B = equals_num_line(get_line(), "mem_heap_extra_B"); |
| my $mem_stacks_B = equals_num_line(get_line(), "mem_stacks_B"); |
| my $mem_total_B = $mem_heap_B + $mem_heap_extra_B + $mem_stacks_B; |
| my $heap_tree = equals_num_line(get_line(), "heap_tree"); |
| |
| # Print the snapshot data to $tmp_file. |
| printf(TMPFILE $column_format, |
| , $snapshot_num |
| , commify($time) |
| , commify($mem_total_B) |
| , commify($mem_heap_B) |
| , commify($mem_heap_extra_B) |
| , commify($mem_stacks_B) |
| ); |
| |
| # Remember the snapshot data. |
| push(@snapshot_nums, $snapshot_num); |
| push(@times, $time); |
| push(@mem_total_Bs, $mem_total_B); |
| push(@is_detaileds, ( $heap_tree eq "empty" ? 0 : 1 )); |
| $peak_mem_total_szB = $mem_total_B |
| if $mem_total_B > $peak_mem_total_szB; |
| |
| # Read the heap tree, and if it's detailed, print it and a subsequent |
| # snapshot list header to $tmp_file. |
| if ($heap_tree eq "empty") { |
| $line = get_line(); |
| } elsif ($heap_tree =~ "(detailed|peak)") { |
| # If "peak", remember the number. |
| if ($heap_tree eq "peak") { |
| $peak_num = $snapshot_num; |
| } |
| # '1' means it's the top node of the tree. |
| read_heap_tree(1, "", "", "", $mem_total_B); |
| |
| # Print the header, unless there are no more snapshots. |
| $line = get_line(); |
| if (defined $line) { |
| print(TMPFILE $header); |
| } |
| } else { |
| die("Line $.: expected 'empty' or '...' after 'heap_tree='\n"); |
| } |
| } |
| |
| close(INPUTFILE); |
| close(TMPFILE); |
| |
| #------------------------------------------------------------------------- |
| # Print header. |
| #------------------------------------------------------------------------- |
| print($fancy_nl); |
| print("Command: $cmd\n"); |
| print("Massif arguments: $desc"); |
| print("ms_print arguments:$ms_print_args\n"); |
| print($fancy_nl); |
| print("\n\n"); |
| |
| #------------------------------------------------------------------------- |
| # Setup for graph. |
| #------------------------------------------------------------------------- |
| # The ASCII graph. |
| # Row 0 ([0..graph_x][0]) is the X-axis. |
| # Column 0 ([0][0..graph_y]) is the Y-axis. |
| # The rest ([1][1]..[graph_x][graph_y]) is the usable graph area. |
| my @graph; |
| my $x; |
| my $y; |
| |
| my $n_snapshots = scalar(@snapshot_nums); |
| ($n_snapshots > 0) or die; |
| my $end_time = $times[$n_snapshots-1]; |
| ($end_time >= 0) or die; |
| |
| # Setup graph[][]. |
| $graph[0][0] = '+'; # axes join point |
| for ($x = 1; $x <= $graph_x; $x++) { $graph[$x][0] = '-'; } # X-axis |
| for ($y = 1; $y <= $graph_y; $y++) { $graph[0][$y] = '|'; } # Y-axis |
| $graph[$graph_x][0] = '>'; # X-axis arrow |
| $graph[0][$graph_y] = '^'; # Y-axis arrow |
| for ($x = 1; $x <= $graph_x; $x++) { # usable area |
| for ($y = 1; $y <= $graph_y; $y++) { |
| $graph[$x][$y] = ' '; |
| } |
| } |
| |
| #------------------------------------------------------------------------- |
| # Write snapshot bars into graph[][]. |
| #------------------------------------------------------------------------- |
| # Each row represents K bytes, which is 1/graph_y of the peak size |
| # (and K can be non-integral). When drawing the column for a snapshot, |
| # in order to fill the slot in row y (where the first row drawn on is |
| # row 1) with a half-char (eg. '.'), it must be >= (y - 1/2)*K. In |
| # order to fill a row/column spot with a full-char (eg. ':'), it must be |
| # >= y*K. For example, if K = 10 bytes, then the values 0, 4, 5, 9, 10, |
| # 14, 15, 19, 20, 24, 25, 29, 30 would be drawn like this (showing one |
| # per column): |
| # |
| # y (y - 1/2) * K y * K |
| # - ------------- ----------- |
| # 30 | ..: 3 (3 - 1/2) * 10 = 25 3 * 10 = 30 |
| # 20 | ..::::: 2 (2 - 1/2) * 10 = 15 2 * 10 = 20 |
| # 10 | ..::::::::: 1 (1 - 1/2) * 10 = 5 1 * 10 = 10 |
| # 0 +------------- |
| |
| my $peak_full_char = '#'; |
| my $detailed_full_char = '@'; |
| my $normal_full_char = ':'; |
| my $peak_half_char = ','; |
| my $detailed_half_char = ','; |
| my $normal_half_char = '.'; |
| |
| # Work out how many bytes each row represents. If the peak size was 0, |
| # make it 1 so that the Y-axis covers a non-zero range of values. |
| # Likewise for end_time. |
| if (0 == $peak_mem_total_szB) { $peak_mem_total_szB = 1; } |
| if (0 == $end_time ) { $end_time = 1; } |
| my $K = $peak_mem_total_szB / $graph_y; |
| |
| for (my $i = 0; $i < $n_snapshots; $i++) { |
| |
| # Work out which column this snapshot belongs to. |
| my $x_pos_frac = ($times[$i] / ($end_time)) * $graph_x; |
| $x = int($x_pos_frac) + 1; # +1 due to Y-axis |
| # The final snapshot will spill over into the n+1th column, which |
| # doesn't get shown. So we fudge that one and pull it back a |
| # column, as if the end_time was actually end_time+epsilon. |
| if ($times[$i] == $end_time) { |
| ($x == $graph_x+1) or die; |
| $x = $graph_x; |
| } |
| |
| # Draw the column if: |
| # - it's the peak column, or |
| # - it's a detailed column, and we won't overwrite the peak column, or |
| # - it's a normal column, and we won't overwrite the peak column or a |
| # detailed column. |
| my $should_draw_column = |
| (($i == $peak_num) or |
| ($is_detaileds[$i] and $graph[$x][1] ne $peak_full_char) or |
| ($graph[$x][1] ne $peak_full_char and |
| $graph[$x][1] ne $detailed_full_char)); |
| |
| if ($should_draw_column) { |
| # If it's detailed, mark the X-axis. Also choose the full-slot |
| # char. |
| my ($full_char, $half_char); |
| if ($i == $peak_num) { |
| $full_char = $peak_full_char; |
| $half_char = $peak_half_char; |
| } elsif ($is_detaileds[$i]) { |
| $full_char = $detailed_full_char; |
| $half_char = $detailed_half_char; |
| } else { |
| $full_char = $normal_full_char; |
| $half_char = $normal_half_char; |
| } |
| # Grow this snapshot bar from bottom to top. |
| for ($y = 1; $y <= $graph_y; $y++) { |
| if ($mem_total_Bs[$i] >= ($y - 1/2) * $K) { |
| $graph[$x][$y] = $half_char; |
| } |
| if ($mem_total_Bs[$i] >= $y * $K) { |
| $graph[$x][$y] = $full_char; |
| } |
| } |
| } |
| } |
| |
| #------------------------------------------------------------------------- |
| # Print graph[][]. |
| #------------------------------------------------------------------------- |
| my ($y_label, $y_unit) = B_max_label($peak_mem_total_szB); |
| my ($x_label, $x_unit); |
| if ($time_unit eq "i") { ($x_label, $x_unit) = i_max_label($end_time) } |
| elsif ($time_unit eq "ms") { ($x_label, $x_unit) = t_max_label($end_time) } |
| elsif ($time_unit eq "B") { ($x_label, $x_unit) = B_max_label($end_time) } |
| else { die "bad time_unit: $time_unit\n"; } |
| |
| printf(" %2s\n", $y_unit); |
| for ($y = $graph_y; $y >= 0; $y--) { |
| if ($graph_y == $y) { # top row |
| print($y_label); |
| } elsif (0 == $y) { # bottom row |
| print(" 0 "); |
| } else { # anywhere else |
| print(" "); |
| } |
| |
| # Axis and data for the row. |
| for ($x = 0; $x <= $graph_x; $x++) { |
| printf("%s", $graph[$x][$y]); |
| } |
| if (0 == $y) { |
| print("$x_unit\n"); |
| } else { |
| print("\n"); |
| } |
| } |
| printf(" 0%s%5s\n", ' ' x ($graph_x-5), $x_label); |
| |
| #------------------------------------------------------------------------- |
| # Print snapshot numbers. |
| #------------------------------------------------------------------------- |
| print("\n"); |
| print("Number of snapshots: $n_snapshots\n"); |
| print(" Detailed snapshots: ["); |
| my $first_detailed = 1; |
| for (my $i = 0; $i < $n_snapshots; $i++) { |
| if ($is_detaileds[$i]) { |
| if ($first_detailed) { |
| printf("$i"); |
| $first_detailed = 0; |
| } else { |
| printf(", $i"); |
| } |
| if ($i == $peak_num) { |
| print(" (peak)"); |
| } |
| } |
| } |
| print("]\n\n"); |
| |
| #------------------------------------------------------------------------- |
| # Print snapshots, from $tmp_file. |
| #------------------------------------------------------------------------- |
| open(TMPFILE, "< $tmp_file") |
| || die "Cannot open $tmp_file for reading\n"; |
| |
| while (my $line = <TMPFILE>) { |
| print($line); |
| } |
| unlink($tmp_file); |
| } |
| |
| #----------------------------------------------------------------------------- |
| # Misc functions |
| #----------------------------------------------------------------------------- |
| sub commify ($) { |
| my ($val) = @_; |
| 1 while ($val =~ s/^(\d+)(\d{3})/$1,$2/); |
| return $val; |
| } |
| |
| |
| #---------------------------------------------------------------------------- |
| # "main()" |
| #---------------------------------------------------------------------------- |
| process_cmd_line(); |
| read_input_file(); |
| |
| ##--------------------------------------------------------------------## |
| ##--- end ms_print.in ---## |
| ##--------------------------------------------------------------------## |
| |
| |