Mercurial > projects > ldc
annotate lphobos/internal/dmain2.d @ 1650:40bd4a0d4870
Update to work with LLVM 2.7.
Removed use of dyn_cast, llvm no compiles
without exceptions and rtti by
default. We do need exceptions for the libconfig stuff, but rtti isn't
necessary (anymore).
Debug info needs to be rewritten, as in LLVM 2.7 the format has
completely changed. To have something to look at while rewriting, the
old code has been wrapped inside #ifndef DISABLE_DEBUG_INFO , this means
that you have to define this to compile at the moment.
Updated tango 0.99.9 patch to include updated EH runtime code, which is
needed for LLVM 2.7 as well.
author | Tomas Lindquist Olsen |
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date | Wed, 19 May 2010 12:42:32 +0200 |
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rev | line source |
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473
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1 /* |
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2 * Placed into the Public Domain. |
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3 * written by Walter Bright |
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4 * www.digitalmars.com |
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5 */ |
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6 |
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7 module internal.dmain2; |
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8 import object; |
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9 import std.c.stdio; |
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10 import std.c.string; |
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11 import std.c.stdlib; |
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12 import std.string; |
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13 |
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14 extern (C) void _STI_monitor_staticctor(); |
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15 extern (C) void _STD_monitor_staticdtor(); |
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16 extern (C) void _STI_critical_init(); |
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17 extern (C) void _STD_critical_term(); |
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18 extern (C) void gc_init(); |
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19 extern (C) void gc_term(); |
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20 extern (C) void _minit(); |
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21 extern (C) void _moduleCtor(); |
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22 extern (C) void _moduleDtor(); |
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23 extern (C) void _moduleUnitTests(); |
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24 |
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25 extern (C) bool no_catch_exceptions; |
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26 |
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27 /*********************************** |
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28 * The D main() function supplied by the user's program |
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29 */ |
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30 int main(char[][] args); |
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31 |
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32 /*********************************** |
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33 * Substitutes for the C main() function. |
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34 * It's purpose is to wrap the call to the D main() |
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35 * function and catch any unhandled exceptions. |
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36 */ |
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37 |
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38 extern (C) int main(size_t argc, char **argv) |
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39 { |
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40 char[] *am; |
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41 char[][] args; |
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42 int result; |
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43 int myesp; |
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44 int myebx; |
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45 |
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46 version (linux) |
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47 { |
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48 _STI_monitor_staticctor(); |
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49 _STI_critical_init(); |
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50 gc_init(); |
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51 am = cast(char[] *) malloc(argc * (char[]).sizeof); |
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52 // BUG: alloca() conflicts with try-catch-finally stack unwinding |
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53 //am = (char[] *) alloca(argc * (char[]).sizeof); |
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54 } |
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55 version (Win32) |
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56 { |
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57 gc_init(); |
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58 _minit(); |
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59 am = cast(char[] *) alloca(argc * (char[]).sizeof); |
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60 } |
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61 |
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62 if (no_catch_exceptions) |
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63 { |
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64 _moduleCtor(); |
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65 _moduleUnitTests(); |
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66 |
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67 for (size_t i = 0; i < argc; i++) |
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68 { |
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69 auto len = strlen(argv[i]); |
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70 am[i] = argv[i][0 .. len]; |
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71 } |
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72 |
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73 args = am[0 .. argc]; |
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74 |
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75 result = main(args); |
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76 _moduleDtor(); |
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77 gc_term(); |
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78 } |
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79 else |
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80 { |
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81 try |
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82 { |
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83 _moduleCtor(); |
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84 _moduleUnitTests(); |
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85 |
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86 for (size_t i = 0; i < argc; i++) |
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87 { |
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88 auto len = strlen(argv[i]); |
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89 am[i] = argv[i][0 .. len]; |
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90 } |
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91 |
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92 args = am[0 .. argc]; |
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93 |
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94 result = main(args); |
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95 _moduleDtor(); |
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96 gc_term(); |
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97 } |
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98 catch (Object o) |
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99 { |
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100 version (none) |
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101 { |
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102 printf("Error: "); |
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103 o.print(); |
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104 } |
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105 else |
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106 { |
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107 auto foo = o.toString(); |
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108 fprintf(stderr, "Error: %.*s\n", foo.length, foo.ptr); |
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109 } |
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110 exit(EXIT_FAILURE); |
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111 } |
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112 } |
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113 |
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114 version (linux) |
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115 { |
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116 free(am); |
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117 _STD_critical_term(); |
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118 _STD_monitor_staticdtor(); |
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119 } |
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120 return result; |
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121 } |
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122 |