File: pretty.build

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libtommath 1.1.0-3
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#!/bin/perl -w
#
# Cute little builder for perl 
# Total waste of development time...
#
# This will build all the object files and then the archive .a file
# requires GCC, GNU make and a sense of humour.
#
# Tom St Denis
use strict;

my $count = 0;
my $starttime = time;
my $rate  = 0;
print "Scanning for source files...\n";
foreach my $filename (glob "*.c") {
       ++$count;
}
print "Source files to build: $count\nBuilding...\n";
my $i = 0;
my $lines = 0;
my $filesbuilt = 0;
foreach my $filename (glob "*.c") {
       printf("Building %3.2f%%, ", (++$i/$count)*100.0);
       if ($i % 4 == 0) { print "/, "; }
       if ($i % 4 == 1) { print "-, "; }
       if ($i % 4 == 2) { print "\\, "; }
       if ($i % 4 == 3) { print "|, "; }
       if ($rate > 0) {
           my $tleft = ($count - $i) / $rate;
           my $tsec  = $tleft%60;
           my $tmin  = ($tleft/60)%60;
           my $thour = ($tleft/3600)%60;
           printf("%2d:%02d:%02d left, ", $thour, $tmin, $tsec);
       }
       my $cnt = ($i/$count)*30.0;
       my $x   = 0;
       print "[";
       for (; $x < $cnt; $x++) { print "#"; }
       for (; $x < 30; $x++)   { print " "; }
       print "]\r";
       my $tmp = $filename;
       $tmp =~ s/\.c/".o"/ge;
       if (open(SRC, "<$tmp")) {
          close SRC;
       } else {
          !system("make $tmp > /dev/null 2>/dev/null") or die "\nERROR: Failed to make $tmp!!!\n";
          open( SRC, "<$filename" ) or die "Couldn't open $filename for reading: $!";
          ++$lines while (<SRC>);
          close SRC or die "Error closing $filename after reading: $!";
          ++$filesbuilt;
       }      

       # update timer 
       if (time != $starttime) {
          my $delay = time - $starttime;
          $rate = $i/$delay;
       }
}

# finish building the library 
printf("\nFinished building source (%d seconds, %3.2f files per second).\n", time - $starttime, $rate);
print "Compiled approximately $filesbuilt files and $lines lines of code.\n";
print "Doing final make (building archive...)\n";
!system("make > /dev/null 2>/dev/null") or die "\nERROR: Failed to perform last make command!!!\n";
print "done.\n";