#!/usr/local/bin/icmake -qt /tmp/unix

/*

    If you want to use this file, it is assumed that you have icmake (at
    least version 6.20) installed in /usr/local/bin. If it's somewhere else,
    please adapt the path /usr/local/bin in the line above.
    
    Also, check the file destinations.im for proper path settings !

        FBB
*/

#include "def/programs"
#include "def/destinations"

/*      
        The remainder of this script should not be altered, unless
    you know what you're doing
*/

#define VERSION     "6.22"

#define LIB_ICRSS   "libicrss.a"
#define LIB_ICMAKE  "libicmake.a"
#define LIB_ICMPP   "libicmpp.a"
#define LIB_ICMCOMP "libicmcomp.a"
#define LIB_ICMEXEC "libicmexec.a"
#define LIB_ICMUN   "libicmun.a"
#define ZIP     "icmake.zip"

list
        examples;
    
void check(string subdir)
{
    if (!exists(subdir))
    {
        printf("Creating subdirectory: ");
        exec(MKDIR, subdir);
    }
}    

void initialize()
{
    examples = 
    (list)"am"      +
    (list)"backup"  +
    (list)"bup"     +
    (list)"ftpxfer" +
    (list)"ds"      +
    (list)"idir"    +
    (list)"keep"    +
        (list)"r"       +
    (list)"tolower";

    check("bin");
    check("binlinux");
    check("bindos");
}           
            
void makelib (string dir, string lib)
{
    list
        cfiles,
        ofiles;
    string
        ofile,
        cfile;
    int
        i;

    printf ("---- Directory: ", dir, " ----\n");
    chdir (dir);

    printf ("Checking .c files against library ", lib, "\n");       
    cfiles = makelist ("*.c");
    for (i = sizeof (cfiles) - 1; i >= 0; i--)
    {
        cfile = element (i, cfiles);
        ofile = change_ext (cfile, ".o");
        if 
    (
        cfile older lib 
        ||
            (exists (ofile) && ofile younger cfile)
        )
            cfiles -= (list) cfile;
    }
    for (i = 0; i < sizeof (cfiles); i++)
        exec (CC, CFLAGS, element (i, cfiles));
    
    printf ("Checking .o files against library ", lib, "\n");
    ofiles = makelist ("*.o");
    if (ofiles)
    {
        exec (AR, ARFLAGS, lib, "*.o");
    exec (RM, "*.o");
    }
    
    chdir ("..");
}

void makelibs ()
{
    printf ("\nMaking Run Time Support System library\n");
    makelib ("rss", LIB_ICRSS);
    
    printf ("\nMaking lib for shell program icmake\n");
    makelib ("make", LIB_ICMAKE);
    
    printf ("\nMaking lib for preprocessor icm-pp\n");
    makelib ("pp", LIB_ICMPP);
    
    printf ("\nMaking lib for compiler icm-comp\n");
    makelib ("comp", LIB_ICMCOMP);
    
    printf ("\nMaking lib for executor icm-exec\n");
    makelib ("exec", LIB_ICMEXEC);
    
    printf ("\nMaking lib for unassembler icmun\n");
    makelib ("un", LIB_ICMUN);
}

void makeprog (string dir, string lib, string prog)
{
    string
        rsslib;
        
    rsslib = "../rss/libicrss.a";

    printf ("---- Directory: ", dir, " ----\n");
    chdir (dir);
    
    printf ("Checking prog ", prog, " against libs ", lib, 
            " and ", rsslib, "\n");

    if (lib younger prog || rsslib younger prog)
    {
        exec (CC, "-o ../bin/" + prog, lib, rsslib);
        exec (STRIP, "../bin/" + prog);
    printf("Stripped version of ", prog, " in icmake/bin\n");
    }           
        
    chdir ("..");
}

void makeprogs ()
{
    makelibs ();
    
    printf ("\nMaking shell program icmake\n");
    makeprog ("make", LIB_ICMAKE, "icmake");
    
    printf ("\nMaking unassembler program icmun\n");
    makeprog ("un", LIB_ICMUN, "icmun");

    printf ("\nMaking unassembler program icm-pp\n");
    makeprog ("pp", LIB_ICMPP, "icm-pp");
    
    printf ("\nMaking compiler program icm-comp\n");
    makeprog ("comp", LIB_ICMCOMP, "icm-comp");
    
    printf ("\nMaking executor program icm-exec\n");
    makeprog ("exec", LIB_ICMEXEC, "icm-exec");
}

void inst (string prog)
{
    string
        dest;

    printf ("---- Directory: icmake/bin ----\n");
    chdir ("bin");
    dest = BINDIR + "/" + prog;
    
    if (dest older prog)
    {
        if (prog == "icm-exec")
        printf("Since icm-exec itself is running, you have to copy\n"
            "icm-exec by hand.\n"
        "Give the command\n"
            "\t", CP, " bin/icm-exec ", BINDIR, "\n"
        "on completion of 'icmake unix -- install'\n");
    else
        exec (CP, prog, BINDIR);
    }
    
    chdir ("..");
}

void install ()
{
    makeprogs ();
    
    printf ("\nInstalling shell program icmake\n");
    inst ("icmake");
    
    printf ("\nInstalling unassembler program icmun\n");
    inst ("icmun");
    
    printf ("\nInstalling unassembler program icm-pp\n");
    inst ("icm-pp");
    
    printf ("\nInstalling compiler program icm-comp\n");
    inst ("icm-comp");
    
    printf ("\nUSE HAND-INSTALLATION OF EXECUTOR PROGRAM ICM-EXEC\n");
    inst ("icm-exec");
}

void clean (string dir)       
{
    printf ("---- Directory: ", dir, " ----\n");
    chdir (dir);
    exec (RM, "-f", "*.o");
    chdir ("..");
}

void cleanup ()
{
    clean ("rss"); 
    clean ("make");
    clean ("pp"); 
    clean ("comp");
    clean ("exec");
    clean ("un"); 
}

void realclean (string dir, string lib)
{
    printf ("---- Directory: ", dir, " ----\n");
    chdir (dir);
    exec (RM, "-f", lib,  "*.o");
    chdir ("..");
}

void realcleanup ()
{
    realclean ("rss",  LIB_ICRSS); 
    realclean ("make", LIB_ICMAKE);
    realclean ("pp", LIB_ICMPP);
    realclean ("comp", LIB_ICMCOMP);
    realclean ("exec", LIB_ICMEXEC);
    realclean ("un", LIB_ICMUN);
}

void zip ()
{
    cleanup ();
    
    exec (RM, "-f", "bin/*", "../icmake.zip");
    chdir ("..");
    exec ("zip", "-r", ZIP, "icmake/*");
}

void makedist ()
{
    string
        tar,
        example;
    int
        i;
        
    printf ("Have you updated the version number (if things have changed)?\n"
            "Also, check distribution numbers in doc/icmake.1, icmake.doc,\n"
            "CHANGES, INSTALL*, upload*\n"
        "\n"
            "The version used now is: ", VERSION, ".\n"
        "Do you want to continue [y/n] ");
    if (getch () != "y")
        return;

    printf ("\nOk..\n");
    
    chdir ("examples");
    for (i = 0; i < sizeof (examples); i++)
    {
        example = element (i, examples);
        if ("/home/karel/bin/" + example younger example)
            exec (CP, "/home/karel/bin/" + example, example);
        else if ("/usr/local/bin/" + example younger example)
            exec (CP, "/usr/local/bin/" + example, example);
    }

    chdir ("../..");

    tar = "icmake-" + VERSION + ".tgz";
    exec (RM, "-f", tar);
    exec ("tar", "-c -z -v --exclude-from icmake/distrib.no -f", 
                        tar, "icmake");
            
    tar = "icmake-" + VERSION + ".bin.tgz";
    exec (RM, "-f", tar);
    exec ("tar", "-c -z -v --files-from icmake/bindist.yes -f", 
                        tar, "icmake");
}

void doc2man ()
{
    string
        src,
    dest,
    zdest;
        
    src   = "doc"   + "/" + "icmake.1";
    dest  = CATDIR  + "/" + "icmake.1";
    zdest = CATDIR  + "/" + "icmake.1.Z";
    
    if (zdest older src)
    {
        exec (CP, src, CATDIR);
    exec (COMPRESS, "-f", dest);
    }
}

void main (int argc, list argv)
{
    string
        av1;
    
    initialize();   
        
    av1 = element (1, argv);
    if (av1 == "libs")
        makelibs ();
    else if (av1 == "progs")
        makeprogs ();
    else if (av1 == "install")
        install ();
    else if (av1 == "clean")
        cleanup ();
    else if (av1 == "realclean")
        realcleanup ();
    else if (av1 == "doc2man")
        doc2man ();
    else if (av1 == "zip")
        zip ();
    else if (av1 == "dist")
    makedist ();
    else
        printf ("\n"
            "Select one of the following:\n"
            "    \"unix libs\" to make libraries\n"
            "    \"unix progs\" to make programs\n"
            "    \"unix install\" to install programs to ",
                                BINDIR, "\n"
        "    \"unix clean\" to remove old mush (libs are kept)\n"
        "    \"unix realclean\" to remove old mush (including libs)\n"
        "    \"unix doc2man\" to install crude docs to cat\n"
        "\n"
        "    \"unix zip\" to clean up (keeping libs) and zip it up\n"
        "    \"unix dist\" to make distribution\n"
            "\n");
}