/******************************************************************************
*
*   Copyright (C) 2000-2001, International Business Machines
*   Corporation and others.  All Rights Reserved.
*
*******************************************************************************
*   file name:  pkgdata.c
*   encoding:   ANSI X3.4 (1968)
*   tab size:   8 (not used)
*   indentation:4
*
*   created on: 2000may15
*   created by: Steven \u24C7 Loomis
*
*   This program packages the ICU data into different forms
*   (DLL, common data, etc.)
*/

#include <stdio.h>
#include <stdlib.h>
#include "unicode/utypes.h"
#include "cmemory.h"
#include "cstring.h"
#include "filestrm.h"
#include "toolutil.h"
#include "unewdata.h"
#include "uoptions.h"
#include "pkgtypes.h"
#include "makefile.h"


void pkg_mode_dll(UPKGOptions *o, FileStream *makefile, UErrorCode *status)
{
    char tmp[1024];
    CharList *tail = NULL;
    CharList *objects = NULL;
    
    if(U_FAILURE(*status)) {
        return;
    }
    
    uprv_strcpy(tmp, LIB_PREFIX "$(NAME)" UDATA_SO_SUFFIX);
    
    /* We should be the only item. So we don't care about the order. */
    o->outFiles = pkg_appendToList(o->outFiles, &tail, uprv_strdup(tmp));
    
    if(o->nooutput || o->verbose) {
        fprintf(stdout, "# Output file: %s%s%s\n", o->targetDir, U_FILE_SEP_STRING, tmp);
    }
    
    if(o->nooutput) {
        *status = U_ZERO_ERROR;
        return;
    }
    
    /* begin writing makefile ========================= */
    
    
    /*390port start*/
#ifdef OS390BATCH
    if (uprv_strcmp(o->shortName, U_LIBICUDATA_NAME) == 0)
        sprintf(tmp, "# File to make:\nBATCH_TARGET=\"//'${LOADMOD}(IXMI" U_ICU_VERSION_SHORT "DA)'\"\n\n");
    else if (uprv_strcmp(o->shortName, "testdata") == 0)
        sprintf(tmp, "# File to make:\nBATCH_TARGET=\"//'${LOADMOD}(IXMI" U_ICU_VERSION_SHORT "TE)'\"\n\n");
    else if (uprv_strcmp(o->shortName, U_LIBICUDATA_NAME"_stub") == 0)
        sprintf(tmp, "# File to make:\nBATCH_TARGET=\"//'${LOADMOD}(IXMI" U_ICU_VERSION_SHORT "D1)'\"\n\n");
    T_FileStream_writeLine(makefile, tmp);
#endif
    
    T_FileStream_writeLine(makefile, "# Version numbers:\nVERSIONED=");
    if (o->version) {
        sprintf(tmp, ".%s", o->version);
        if (!uprv_strchr(o->version, '.')) {
            uprv_strcat(tmp, ".0");
        }
        T_FileStream_writeLine(makefile, tmp);
        T_FileStream_writeLine(makefile, "\nDLL_LDFLAGS=$(LD_SONAME) $(RPATH_LDFLAGS) $(BIR_LDFLAGS)\nDLL_DEPS=$(BIR_DEPS)\n");
    } else {
        T_FileStream_writeLine(makefile, "\nDLL_LDFLAGS=$(BIR_LDFLAGS)\nDLL_DEPS=$(BIR_DEPS)\n"); 
    }
    T_FileStream_writeLine(makefile, "\n");
    
    sprintf(tmp, "# File to make:\nTARGET=%s\n\n", o->outFiles->str);
    T_FileStream_writeLine(makefile, tmp);
    if (o->version) {
        char *p;
        const char *v;
        
        T_FileStream_writeLine(makefile, "SO_TARGET=$(TARGET)\n");
        sprintf(tmp, "SO_TARGET_VERSION=%s\n", o->version);
        T_FileStream_writeLine(makefile, tmp);
        uprv_strcpy(tmp, "SO_TARGET_VERSION_MAJOR=");
        for (p = tmp + uprv_strlen(tmp), v = o->version; *v && *v != '.'; ++v) {
            *p++ = *v;
        }
        *p++ = '\n';
        *p++ = '\n';
        *p++ = 0;
        T_FileStream_writeLine(makefile, tmp);
    } else {
        T_FileStream_writeLine(makefile, "FINAL_SO_TARGET=$(TARGET)\n");
        T_FileStream_writeLine(makefile, "MIDDLE_SO_TARGET=$(TARGET)\n");
    }
    
    uprv_strcpy(tmp, "all: $(TARGETDIR)/$(FINAL_SO_TARGET) $(BATCH_TARGET)");
    if (o->version) {
        uprv_strcat(tmp, " $(TARGETDIR)/$(MIDDLE_SO_TARGET) $(TARGETDIR)/$(SO_TARGET)");
    }
    uprv_strcat(tmp, "\n\n");
    T_FileStream_writeLine(makefile, tmp);
    
    /* Write compile rules */
    pkg_mak_writeObjRules(o, makefile, &objects, OBJ_SUFFIX);
    
    sprintf(tmp, "# List file for gencmn:\n"
                 "CMNLIST=%s%s$(NAME)_dll.lst\n\n",
                 o->tmpDir,
                 U_FILE_SEP_STRING);
    T_FileStream_writeLine(makefile, tmp);
    
    if(o->hadStdin == FALSE) { /* shortcut */
        T_FileStream_writeLine(makefile, "$(CMNLIST): $(LISTFILES)\n"
                                         "\tcat $(LISTFILES) > $(CMNLIST)\n\n");
    } else {
        T_FileStream_writeLine(makefile, "$(CMNLIST): \n"
                                         "\t@echo \"generating $@ (list of data files)\"\n"
                                         "\t@-$(RMV) $@\n"
                                         "\t@for file in $(DATAFILEPATHS); do \\\n"
                                         "\t  echo $$file >> $@; \\\n"
                                         "\tdone;\n\n");
    }
    
    sprintf(tmp,"$(TEMP_DIR)/$(NAME)_dat.o : $(TEMP_DIR)/$(NAME)_dat.c\n"
                "\t$(COMPILE.c) -o $@ $<\n\n");
    T_FileStream_writeLine(makefile, tmp);
    
    T_FileStream_writeLine(makefile, "# 'TOCOBJ' contains C Table of Contents objects [if any]\n");
    
    sprintf(tmp, "$(TEMP_DIR)/$(NAME)_dat.c: $(CMNLIST)\n"
                 "\t$(INVOKE) $(GENCMN) -e $(ENTRYPOINT) -n $(NAME) -S -d $(TEMP_DIR) 0 $(CMNLIST)\n\n");
    
    T_FileStream_writeLine(makefile, tmp);
    sprintf(tmp, "TOCOBJ= $(NAME)_dat%s \n\n", OBJ_SUFFIX);
    T_FileStream_writeLine(makefile, tmp);
    sprintf(tmp, "TOCSYM= %s_dat \n\n", o->entryName); /* entrypoint not always shortname! */
    T_FileStream_writeLine(makefile, tmp);
    
    T_FileStream_writeLine(makefile, "BASE_OBJECTS= $(TOCOBJ) ");
    
    pkg_writeCharListWrap(makefile, objects, " ", " \\\n",0);
    T_FileStream_writeLine(makefile, "\n\n");
    T_FileStream_writeLine(makefile, "OBJECTS=$(BASE_OBJECTS:%=$(TEMP_DIR)/%)\n\n");
    
    T_FileStream_writeLine(makefile,"$(TEMP_DIR)/%.o: $(TEMP_DIR)/%.c\n\t  $(COMPILE.c) -o $@ $<\n\n");
    
    T_FileStream_writeLine(makefile,"build-objs: $(SOURCES) $(OBJECTS)\n\n$(OBJECTS): $(SOURCES)\n\n");
    
#ifdef HPUX
    T_FileStream_writeLine(makefile, "$(TARGETDIR)/$(FINAL_SO_TARGET): $(OBJECTS) $(HPUX_JUNK_OBJ) $(LISTFILES) $(DLL_DEPS)\n"
                                     "\t$(SHLIB.cc) -o $@ $(OBJECTS) $(HPUX_JUNK_OBJ) $(DLL_LDFLAGS)\n"
                                     "\t-ls -l $@\n\n");
    
    T_FileStream_writeLine(makefile, "$(TEMP_DIR)/hpux_junk_obj.cpp:\n"
                                     "\techo \"void to_emit_cxx_stuff_in_the_linker(){}\" >> $(TEMP_DIR)/hpux_junk_obj.cpp\n"
                                     "\n"
                                     "$(TEMP_DIR)/hpux_junk_obj.o: $(TEMP_DIR)/hpux_junk_obj.cpp\n"
                                     "\t$(COMPILE.cc) -o $@ $<\n"
                                     "\n");
#else
    
    /*390port*/
#ifdef OS390BATCH
    T_FileStream_writeLine(makefile, "$(BATCH_TARGET): $(OBJECTS) $(LISTFILES) $(DLL_DEPS)\n"
                                     "\t$(SHLIB.c) -o $@ $(OBJECTS) $(DLL_LDFLAGS)\n\n");
#endif
    
    T_FileStream_writeLine(makefile, "$(TARGETDIR)/$(FINAL_SO_TARGET): $(OBJECTS) $(LISTFILES) $(DLL_DEPS)\n"
                                     "\t$(SHLIB.c) -o $@ $(OBJECTS) $(DLL_LDFLAGS)\n"
                                     "\t-ls -l $@\n\n");

#ifdef OS390
  /*
     jdc26:  The above link resolves to

               -o ../data/out/libicudata26.0.dll

             the first time or

               -o ../data/out/libicudata_stub26.0.dll

             the second time in the build.  OS/390 puts each DLL into
             the specified directory and the sidedeck into the current
             directory.  Move the sidedeck into the same directory as
             the DLL so it can be found with the DLL later in the
             build.

   */
  T_FileStream_writeLine(makefile, "\t-cp -f ./$(basename $(FINAL_SO_TARGET))$(IMPORT_LIB_EXT) $(TARGETDIR)/$(basename $(FINAL_SO_TARGET))$(IMPORT_LIB_EXT)\n");
#endif   /* OS/390 */
#endif
    
    T_FileStream_writeLine(makefile, "CLEANFILES= $(CMNLIST) $(OBJECTS) $(HPUX_JUNK_OBJ) $(TARGETDIR)/$(FINAL_SO_TARGET) $(TARGETDIR)/$(MIDDLE_SO_TARGET) $(TARGETDIR)/$(TARGET)\n\nclean:\n\t-$(RMV) $(CLEANFILES) $(MAKEFILE)");
    T_FileStream_writeLine(makefile, "\n\n");
    
    T_FileStream_writeLine(makefile, "install: $(TARGETDIR)/$(FINAL_SO_TARGET)\n"
                                     "\t$(INSTALL-L) $(TARGETDIR)/$(FINAL_SO_TARGET) $(INSTALLTO)/$(FINAL_SO_TARGET)\n");
    
    T_FileStream_writeLine(makefile, "ifneq ($(IMPORT_LIB_EXT),)\n");
    T_FileStream_writeLine(makefile, "\t$(INSTALL-L) $(TARGETDIR)/$(basename $(FINAL_SO_TARGET))$(IMPORT_LIB_EXT) $(INSTALLTO)/$(basename( $(FINAL_SO_TARGET))$(IMPORT_LIB_EXT)\n");
    T_FileStream_writeLine(makefile, "endif\n");
    if (o->version) {
        T_FileStream_writeLine(makefile, "ifneq ($(FINAL_SO_TARGET),$(SO_TARGET))\n");
        T_FileStream_writeLine(makefile, "\tcd $(INSTALLTO) && $(RM) $(SO_TARGET) && ln -s $(FINAL_SO_TARGET) $(SO_TARGET)\n");
        T_FileStream_writeLine(makefile, "ifneq ($(FINAL_SO_TARGET),$(MIDDLE_SO_TARGET))\n");
        T_FileStream_writeLine(makefile, "\tcd $(INSTALLTO) && $(RM) $(MIDDLE_SO_TARGET) && ln -s $(FINAL_SO_TARGET) $(MIDDLE_SO_TARGET)\n");
        T_FileStream_writeLine(makefile, "endif\n");
        T_FileStream_writeLine(makefile, "endif\n");

#ifdef OS390
        T_FileStream_writeLine(makefile, "ifneq ($(IMPORT_LIB_EXT),)\n");
        T_FileStream_writeLine(makefile, "\tcd $(INSTALLTO) && $(RM) $(basename $(MIDDLE_SO_TARGET))$(IMPORT_LIB_EXT) && ln -s $(basename $(FINAL_SO_TARGET))$(IMPORT_LIB_EXT) $(basename $(MIDDLE_SO_TARGET))$(IMPORT_LIB_EXT)\n");
        T_FileStream_writeLine(makefile, "\tcd $(INSTALLTO) && $(RM) $(basename $(SO_TARGET))$(IMPORT_LIB_EXT) && ln -s $(basename $(FINAL_SO_TARGET))$(IMPORT_LIB_EXT) $(basename $(SO_TARGET))$(IMPORT_LIB_EXT)\n");
        T_FileStream_writeLine(makefile, "endif\n");
#endif
    }
    T_FileStream_writeLine(makefile, "\n");
    
#ifdef U_SOLARIS
    T_FileStream_writeLine(makefile, "$(NAME).map:\n\techo \"{global: $(TOCSYM); local: *; };\" > $@\n\n");
#endif
    
#ifdef AIX
    T_FileStream_writeLine(makefile, "$(NAME).map:\n\techo \"$(TOCSYM)\" > $@\n\n");
#endif
    
    
    *status = U_ZERO_ERROR;
    
}