#!/usr/local/perl
# $HopeName: MMQA_harness!script:compile(trunk.20) $
#
# provides subroutines to compile or compile and link
# tests and test libraries.
#
# it should work at least on SunOS, Solaris and NT
#

1;

sub debug {
 local ($text) = @_;
 if ($DEBUG_INFO eq "on") {
  print $text."\n";
 }
}

sub compiler_settings {
 if ($PLATFORM =~ "^nt_") {
  &settings_nt();
  if ($PLATFORM =~ "^nt_x86_cap") {
   &settings_nt_cap();
  } elsif ($PLATFORM =~ "^nt_x86_coff") {
   &settings_nt_coff();
  }
 } elsif ($PLATFORM =~ "^so|^linux") {
  &settings_unix();
  if ($PLATFORM =~ "^sos8gp") {
   &settings_gprof();
  }
 } elsif ($PLATFORM =~ "::unix") {
  &logcomment("I don't know anything specific about $PLATFORM --");
  &logcomment("using generic unix/gcc settings.");
  &settings_unix();
 } else {
  die "Sorry: I don't know how to use ".$PLATFORM."\n";
 }
}

sub settings_nt {
 $dirsep = "\\";
 $cc_command = "cl";
 $cc_opts = "/nologo /DWIN32 /D_WINDOWS /W3 /Zi /Oy- /DMMQA_VERS_$INTERFACE_VERSION";
 $cc_link = "$obj_dir/platform.obj";
 $cc_link_opts = "/link /NODEFAULTLIB:LIBCMT /debugtype:both /pdb:none /debug:full";
 $cc_include = "/I$testlib_dir /I$MPS_INCLUDE_DIR";
 $cc_conly = "/c";
 $cc_obj = "/Fo";
 $cc_exe = "/Fe";
 $cc_objandexe = 1;
 $obj_suffix = ".obj";
 $try_command = "";
 $catcommand = "cat";
 $comwrap = "\"";
 $comwrapend = "\"";
 $stdout_red = ">";
 $err_red = "2>";
 $stdout_dup = "| $script_dir/ntx86bin/tee.exe";
}

sub settings_nt_cap {
 $cc_opts = "$cc_opts /Gh";
 $cc_link = "$cc_link CAP.lib";
 $cc_link_opts = "/link /NODEFAULTLIB:LIBCMT /debugtype:coff /debug:mapped,partial";
}

sub settings_nt_coff {
 $cc_link_opts = "/link /NODEFAULTLIB:LIBCMT /debugtype:coff /debug:full";
}

sub settings_unix {
 $dirsep = "/";
 $cc_link = "$obj_dir/platform.o -lm";
 $cc_link_opts = "-z muldefs";
 $cc_command = "gcc";
 $cc_opts = "-ansi -pedantic -Wall -Wstrict-prototypes ".
  "-Winline -Waggregate-return -Wnested-externs -Wcast-qual ".
  "-Wshadow -Wmissing-prototypes -Wcast-align ".
  "-O -g -ggdb3 -DMMQA_VERS_$INTERFACE_VERSION";
 $cc_include = "-I$testlib_dir -I$MPS_INCLUDE_DIR";
 $cc_conly = "-c";
 $cc_obj = "-o ";
 $cc_exe = "-o ";
 $cc_objandexe = 0;
 $obj_suffix = ".o";
 $try_command = "sh -c ";
 $catcommand = "cat";
 $comwrap = "sh -c \"ulimit -c 0; ";
 $comwrapend = "\"";
 $stdout_red = ">";
 $err_red = "2>";
 $stdout_dup = "| tee";
}

sub settings_gprof {
 $cc_opts = "-pg ".$cc_opts;
}

sub mysystem {
 local ($command) = @_;
 $command =~ s/(\S)\//$1$dirsep/g;
 &debug("SYSTEM >>$command<<");
 system($command);
}

sub log_system {
 local ($command, $output, $logfile, $time0, $time1) = @_;

 $std_log = "$obj_dir/std_log.log";
 $err_log = "$obj_dir/err_log.log";

 &debug("LOG SYSTEM:\n c>$command\n o>$output\n l>$logfile");

 $time0 = time;

 if ($logfile ne "no") {
  if ($output eq "no") {
   &mysystem("$comwrap$command$comwrapend $stdout_red $std_log $err_red $err_log");
  } else {
   &mysystem("$comwrap$command$comwrapend $err_red $err_log $stdout_dup $std_log");
# there's no way to duplicate std_err as far as I know.
   &mysystem("$catcommand $err_log");
  }
  &mysystem("$catcommand $std_log $err_log $stdout_red $logfile");
 } else {
  if ($output eq "no") {
   die "Silly attempt to run test and ignore results.\n";
  } else {
   &mysystem("$comwrap$command$comwrapend");
  }
 }
 $time1 = time;
 $testtotaltime = $time1-$time0;
}

sub compile {
 local($srcfile, $objfile) = @_;
 
 &compiler_settings;
 $command = "$cc_command $cc_conly $cc_opts $cc_obj$objfile ".
  "$srcfile $cc_include";

 if (&mysystem($command)) {
  return 0;
 } else {
  return 1;
 }
}

sub compile_and_link {
 local($srcfile, $exefile, $linkfiles, $objfile) = @_;

 &compiler_settings;
 unless ($linkfiles) {$linkfiles =""};
 $linkfiles = " ".$linkfiles;
 $linkfiles =~ s/ +(\S)/ $obj_dir\/$1/g;
 $linkfiles = $linkfiles." ";
 $linkfiles =~ s/\.o /$obj_suffix /g;
 $objfile = "$obj_dir/tmp_obj$obj_suffix";

 if ($cc_objandexe) {
  $comobjfspec = "$cc_obj$objfile "
 } else {
  $comobjfspec = ""
 }

 $command = "$cc_command $cc_opts $comobjfspec$cc_exe$exefile ".
 "$srcfile $linkfiles $MPS_LINK_OBJ $cc_link $cc_include $cc_link_opts";
 
 if (&mysystem($command)) {
  return 0;
 } else {
  return 1;
 }
}