Check in the pristine copy of ICU 4.6...

icu46/source/tools/genccode/genccode.c

+/*
+ *******************************************************************************
+ *   Copyright (C) 1999-2008, International Business Machines
+ *   Corporation and others.  All Rights Reserved.
+ *******************************************************************************
+ *   file name:  gennames.c
+ *   encoding:   US-ASCII
+ *   tab size:   8 (not used)
+ *   indentation:4
+ *
+ *   created on: 1999nov01
+ *   created by: Markus W. Scherer
+ *
+ *   This program reads a binary file and creates a C source code file
+ *   with a byte array that contains the data of the binary file.
+ *
+ *   12/09/1999  weiv    Added multiple file handling
+ */
+
+#include "unicode/utypes.h"
+
+#ifdef U_WINDOWS
+#   define VC_EXTRALEAN
+#   define WIN32_LEAN_AND_MEAN
+#   define NOUSER
+#   define NOSERVICE
+#   define NOIME
+#   define NOMCX
+#include <windows.h>
+#include <time.h>
+#endif
+
+#ifdef U_LINUX
+#   define U_ELF
+#endif
+
+#ifdef U_ELF
+#   include <elf.h>
+#   if defined(ELFCLASS64)
+#       define U_ELF64
+#   endif
+    /* Old elf.h headers may not have EM_X86_64, or have EM_X8664 instead. */
+#   ifndef EM_X86_64
+#       define EM_X86_64 62
+#   endif
+#   define ICU_ENTRY_OFFSET 0
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include "unicode/putil.h"
+#include "cmemory.h"
+#include "cstring.h"
+#include "filestrm.h"
+#include "toolutil.h"
+#include "unicode/uclean.h"
+#include "uoptions.h"
+#include "pkg_genc.h"
+
+#if defined(U_WINDOWS) || defined(U_ELF)
+#define CAN_GENERATE_OBJECTS
+#endif
+
+enum {
+  kOptHelpH = 0,
+  kOptHelpQuestionMark,
+  kOptDestDir,
+  kOptName,
+  kOptEntryPoint,
+#ifdef CAN_GENERATE_OBJECTS
+  kOptObject,
+  kOptMatchArch,
+#endif
+  kOptFilename,
+  kOptAssembly
+};
+
+static UOption options[]={
+/*0*/UOPTION_HELP_H,
+     UOPTION_HELP_QUESTION_MARK,
+     UOPTION_DESTDIR,
+     UOPTION_DEF("name", 'n', UOPT_REQUIRES_ARG),
+     UOPTION_DEF("entrypoint", 'e', UOPT_REQUIRES_ARG),
+#ifdef CAN_GENERATE_OBJECTS
+/*5*/UOPTION_DEF("object", 'o', UOPT_NO_ARG),
+     UOPTION_DEF("match-arch", 'm', UOPT_REQUIRES_ARG),
+#endif
+     UOPTION_DEF("filename", 'f', UOPT_REQUIRES_ARG),
+     UOPTION_DEF("assembly", 'a', UOPT_REQUIRES_ARG)
+};
+
+#define CALL_WRITECCODE     'c'
+#define CALL_WRITEASSEMBLY  'a'
+#define CALL_WRITEOBJECT    'o'
+extern int
+main(int argc, char* argv[]) {
+    UBool verbose = TRUE;
+    char writeCode;
+
+    U_MAIN_INIT_ARGS(argc, argv);
+
+    options[kOptDestDir].value = ".";
+
+    /* read command line options */
+    argc=u_parseArgs(argc, argv, sizeof(options)/sizeof(options[0]), options);
+
+    /* error handling, printing usage message */
+    if(argc<0) {
+        fprintf(stderr,
+            "error in command line argument \"%s\"\n",
+            argv[-argc]);
+    }
+    if(argc<0 || options[kOptHelpH].doesOccur || options[kOptHelpQuestionMark].doesOccur) {
+        fprintf(stderr,
+            "usage: %s [-options] filename1 filename2 ...\n"
+            "\tread each binary input file and \n"
+            "\tcreate a .c file with a byte array that contains the input file's data\n"
+            "options:\n"
+            "\t-h or -? or --help  this usage text\n"
+            "\t-d or --destdir     destination directory, followed by the path\n"
+            "\t-n or --name        symbol prefix, followed by the prefix\n"
+            "\t-e or --entrypoint  entry point name, followed by the name (_dat will be appended)\n"
+            "\t-r or --revision    Specify a version\n"
+            , argv[0]);
+#ifdef CAN_GENERATE_OBJECTS
+        fprintf(stderr,
+            "\t-o or --object      write a .obj file instead of .c\n"
+            "\t-m or --match-arch file.o  match the architecture (CPU, 32/64 bits) of the specified .o\n"
+            "\t                    ELF format defaults to i386. Windows defaults to the native platform.\n");
+#endif
+        fprintf(stderr,
+            "\t-f or --filename    Specify an alternate base filename. (default: symbolname_typ)\n"
+            "\t-a or --assembly    Create assembly file. (possible values are: ");
+
+        printAssemblyHeadersToStdErr();
+    } else {
+        const char *message, *filename;
+        /* TODO: remove void (*writeCode)(const char *, const char *); */
+
+        if(options[kOptAssembly].doesOccur) {
+            message="generating assembly code for %s\n";
+            writeCode = CALL_WRITEASSEMBLY;
+            /* TODO: remove writeCode=&writeAssemblyCode; */
+
+            if (!checkAssemblyHeaderName(options[kOptAssembly].value)) {
+                fprintf(stderr,
+                    "Assembly type \"%s\" is unknown.\n", options[kOptAssembly].value);
+                return -1;
+            }
+        }
+#ifdef CAN_GENERATE_OBJECTS
+        else if(options[kOptObject].doesOccur) {
+            message="generating object code for %s\n";
+            writeCode = CALL_WRITEOBJECT;
+            /* TODO: remove writeCode=&writeObjectCode; */
+        }
+#endif
+        else
+        {
+            message="generating C code for %s\n";
+            writeCode = CALL_WRITECCODE;
+            /* TODO: remove writeCode=&writeCCode; */
+        }
+        while(--argc) {
+            filename=getLongPathname(argv[argc]);
+            if (verbose) {
+                fprintf(stdout, message, filename);
+            }
+
+            switch (writeCode) {
+            case CALL_WRITECCODE:
+                writeCCode(filename, options[kOptDestDir].value,
+                           options[kOptName].doesOccur ? options[kOptName].value : NULL,
+                           options[kOptFilename].doesOccur ? options[kOptFilename].value : NULL,
+                           NULL);
+                break;
+            case CALL_WRITEASSEMBLY:
+                writeAssemblyCode(filename, options[kOptDestDir].value,
+                                  options[kOptEntryPoint].doesOccur ? options[kOptEntryPoint].value : NULL,
+                                  options[kOptFilename].doesOccur ? options[kOptFilename].value : NULL,
+                                  NULL);
+                break;
+#ifdef CAN_GENERATE_OBJECTS
+            case CALL_WRITEOBJECT:
+                writeObjectCode(filename, options[kOptDestDir].value,
+                                options[kOptEntryPoint].doesOccur ? options[kOptEntryPoint].value : NULL,
+                                options[kOptMatchArch].doesOccur ? options[kOptMatchArch].value : NULL,
+                                options[kOptFilename].doesOccur ? options[kOptFilename].value : NULL,
+                                NULL);
+                break;
+#endif
+            default:
+                /* Should never occur. */
+                break;
+            }
+            /* TODO: remove writeCode(filename, options[kOptDestDir].value); */
+        }
+    }
+
+    return 0;
+}