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145 | halyavin | 1 | /* |
2 | * TCC - Tiny C Compiler |
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6441 | siemargl | 3 | * |
145 | halyavin | 4 | * Copyright (c) 2001-2004 Fabrice Bellard |
5 | * |
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6 | * This library is free software; you can redistribute it and/or |
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7 | * modify it under the terms of the GNU Lesser General Public |
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8 | * License as published by the Free Software Foundation; either |
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9 | * version 2 of the License, or (at your option) any later version. |
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10 | * |
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11 | * This library is distributed in the hope that it will be useful, |
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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14 | * Lesser General Public License for more details. |
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15 | * |
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16 | * You should have received a copy of the GNU Lesser General Public |
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17 | * License along with this library; if not, write to the Free Software |
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18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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19 | */ |
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20 | |||
6429 | siemargl | 21 | #ifdef ONE_SOURCE |
22 | #include "libtcc.c" |
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145 | halyavin | 23 | #else |
6429 | siemargl | 24 | #include "tcc.h" |
145 | halyavin | 25 | #endif |
609 | andrew_pro | 26 | |
6429 | siemargl | 27 | static void print_paths(const char *msg, char **paths, int nb_paths) |
28 | { |
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145 | halyavin | 29 | int i; |
6429 | siemargl | 30 | printf("%s:\n%s", msg, nb_paths ? "" : " -\n"); |
31 | for(i = 0; i < nb_paths; i++) |
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32 | printf(" %s\n", paths[i]); |
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145 | halyavin | 33 | } |
609 | andrew_pro | 34 | |
6429 | siemargl | 35 | static void display_info(TCCState *s, int what) |
145 | halyavin | 36 | { |
6429 | siemargl | 37 | switch (what) { |
38 | case 0: |
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39 | printf("tcc version %s (" |
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145 | halyavin | 40 | #ifdef TCC_TARGET_I386 |
6429 | siemargl | 41 | "i386" |
42 | #elif defined TCC_TARGET_X86_64 |
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43 | "x86-64" |
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44 | #elif defined TCC_TARGET_C67 |
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45 | "C67" |
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46 | #elif defined TCC_TARGET_ARM |
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47 | "ARM" |
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48 | # ifdef TCC_ARM_HARDFLOAT |
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49 | " Hard Float" |
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50 | # endif |
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51 | #elif defined TCC_TARGET_ARM64 |
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52 | "AArch64" |
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53 | # ifdef TCC_ARM_HARDFLOAT |
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54 | " Hard Float" |
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55 | # endif |
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145 | halyavin | 56 | #endif |
6429 | siemargl | 57 | #ifdef TCC_TARGET_PE |
58 | " Windows" |
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59 | #elif defined TCC_TARGET_MEOS |
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60 | " KolibriOS" |
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145 | halyavin | 61 | #else |
6429 | siemargl | 62 | " Linux" |
145 | halyavin | 63 | #endif |
6429 | siemargl | 64 | ")\n", TCC_VERSION); |
145 | halyavin | 65 | break; |
6429 | siemargl | 66 | case 1: |
67 | printf("install: %s\n", s->tcc_lib_path); |
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68 | /* print_paths("programs", NULL, 0); */ |
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69 | print_paths("include", s->sysinclude_paths, s->nb_sysinclude_paths); |
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70 | print_paths("libraries", s->library_paths, s->nb_library_paths); |
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71 | #ifndef TCC_TARGET_PE |
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72 | print_paths("crt", s->crt_paths, s->nb_crt_paths); |
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73 | printf("elfinterp:\n %s\n", DEFAULT_ELFINTERP(s)); |
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145 | halyavin | 74 | #endif |
75 | break; |
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76 | } |
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77 | } |
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78 | |||
6429 | siemargl | 79 | static void help(void) |
145 | halyavin | 80 | { |
6429 | siemargl | 81 | printf("Tiny C Compiler "TCC_VERSION" - Copyright (C) 2001-2006 Fabrice Bellard\n" |
82 | "Usage: tcc [options...] [-o outfile] [-c] infile(s)...\n" |
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83 | " tcc [options...] -run infile [arguments...]\n" |
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84 | "General options:\n" |
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85 | " -c compile only - generate an object file\n" |
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86 | " -o outfile set output filename\n" |
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87 | " -run run compiled source\n" |
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88 | " -fflag set or reset (with 'no-' prefix) 'flag' (see man page)\n" |
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89 | " -Wwarning set or reset (with 'no-' prefix) 'warning' (see man page)\n" |
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90 | " -w disable all warnings\n" |
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91 | " -v show version\n" |
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92 | " -vv show included files (as sole argument: show search paths)\n" |
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93 | " -dumpversion\n" |
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94 | " -bench show compilation statistics\n" |
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95 | " -xc -xa specify type of the next infile\n" |
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96 | " - use stdin pipe as infile\n" |
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97 | " @listfile read line separated arguments from 'listfile'\n" |
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98 | "Preprocessor options:\n" |
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99 | " -Idir add include path 'dir'\n" |
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100 | " -Dsym[=val] define 'sym' with value 'val'\n" |
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101 | " -Usym undefine 'sym'\n" |
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102 | " -E preprocess only\n" |
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103 | " -P[1] no/alternative output of #line directives\n" |
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104 | " -d{D|M} dump defines\n" |
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105 | " -C keep comments\n" |
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106 | "Linker options:\n" |
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107 | " -Ldir add library path 'dir'\n" |
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108 | " -llib link with dynamic or static library 'lib'\n" |
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109 | " -pthread link with -lpthread and -D_REENTRANT (POSIX Linux)\n" |
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110 | " -r generate (relocatable) object file\n" |
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111 | " -rdynamic export all global symbols to dynamic linker\n" |
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112 | " -shared generate a shared library\n" |
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113 | " -soname set name for shared library to be used at runtime\n" |
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114 | " -static static linking\n" |
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115 | " -Wl,-opt[=val] set linker option (see manual)\n" |
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6441 | siemargl | 116 | " -stack=size set PE/KOS32 stack size\n" |
6429 | siemargl | 117 | "Debugger options:\n" |
118 | " -g generate runtime debug info\n" |
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145 | halyavin | 119 | #ifdef CONFIG_TCC_BCHECK |
6429 | siemargl | 120 | " -b compile with built-in memory and bounds checker (implies -g)\n" |
145 | halyavin | 121 | #endif |
6429 | siemargl | 122 | #ifdef CONFIG_TCC_BACKTRACE |
123 | " -bt N show N callers in stack traces\n" |
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145 | halyavin | 124 | #endif |
6429 | siemargl | 125 | "Misc options:\n" |
126 | " -nostdinc do not use standard system include paths\n" |
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127 | " -nostdlib do not link with standard crt and libraries\n" |
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128 | " -Bdir use 'dir' as tcc internal library and include path\n" |
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129 | " -MD generate target dependencies for make\n" |
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130 | " -MF depfile put generated dependencies here\n" |
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131 | ); |
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145 | halyavin | 132 | } |
133 | |||
6429 | siemargl | 134 | /* re-execute the i386/x86_64 cross-compilers with tcc -m32/-m64: */ |
135 | #if (defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64) && !defined(TCC_TARGET_MEOS) |
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136 | #ifdef _WIN32 |
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137 | #include |
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138 | static int execvp_win32(const char *prog, char **argv) |
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145 | halyavin | 139 | { |
6429 | siemargl | 140 | int ret = spawnvp(P_NOWAIT, prog, (const char *const*)argv); |
141 | if (-1 == ret) |
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142 | return ret; |
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143 | cwait(&ret, ret, WAIT_CHILD); |
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144 | exit(ret); |
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145 | halyavin | 145 | } |
6429 | siemargl | 146 | #define execvp execvp_win32 |
145 | halyavin | 147 | #endif |
6429 | siemargl | 148 | static void exec_other_tcc(TCCState *s, char **argv, const char *optarg) |
145 | halyavin | 149 | { |
6429 | siemargl | 150 | char child_path[4096], *child_name; const char *target; |
151 | switch (atoi(optarg)) { |
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145 | halyavin | 152 | #ifdef TCC_TARGET_I386 |
6429 | siemargl | 153 | case 32: break; |
154 | case 64: target = "x86_64"; |
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145 | halyavin | 155 | #else |
6429 | siemargl | 156 | case 64: break; |
157 | case 32: target = "i386"; |
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145 | halyavin | 158 | #endif |
6429 | siemargl | 159 | pstrcpy(child_path, sizeof child_path - 40, argv[0]); |
160 | child_name = tcc_basename(child_path); |
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161 | strcpy(child_name, target); |
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162 | #ifdef TCC_TARGET_PE |
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163 | strcat(child_name, "-win32"); |
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164 | #elif defined TCC_TARGET_MEOS |
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165 | strcat(child_name, "-kos32"); |
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145 | halyavin | 166 | #endif |
6429 | siemargl | 167 | strcat(child_name, "-tcc"); |
168 | if (strcmp(argv[0], child_path)) { |
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169 | if (s->verbose > 0) |
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170 | printf("tcc: using '%s'\n", child_name), fflush(stdout); |
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171 | execvp(argv[0] = child_path, argv); |
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145 | halyavin | 172 | } |
6429 | siemargl | 173 | tcc_error("'%s' not found", child_name); |
174 | case 0: /* ignore -march etc. */ |
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145 | halyavin | 175 | break; |
176 | default: |
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6429 | siemargl | 177 | tcc_warning("unsupported option \"-m%s\"", optarg); |
145 | halyavin | 178 | } |
179 | } |
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180 | #else |
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6429 | siemargl | 181 | #define exec_other_tcc(s, argv, optarg) |
145 | halyavin | 182 | #endif |
183 | |||
6429 | siemargl | 184 | static void gen_makedeps(TCCState *s, const char *target, const char *filename) |
145 | halyavin | 185 | { |
6429 | siemargl | 186 | FILE *depout; |
187 | char buf[1024], *ext; |
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145 | halyavin | 188 | int i; |
189 | |||
6429 | siemargl | 190 | if (!filename) { |
191 | /* compute filename automatically |
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192 | * dir/file.o -> dir/file.d */ |
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193 | pstrcpy(buf, sizeof(buf), target); |
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194 | ext = tcc_fileextension(buf); |
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195 | pstrcpy(ext, sizeof(buf) - (ext-buf), ".d"); |
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196 | filename = buf; |
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145 | halyavin | 197 | } |
198 | |||
6429 | siemargl | 199 | if (s->verbose) |
200 | printf("<- %s\n", filename); |
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145 | halyavin | 201 | |
6429 | siemargl | 202 | /* XXX return err codes instead of error() ? */ |
203 | depout = fopen(filename, "w"); |
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204 | if (!depout) |
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205 | tcc_error("could not open '%s'", filename); |
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145 | halyavin | 206 | |
6429 | siemargl | 207 | fprintf(depout, "%s : \\\n", target); |
208 | for (i=0; i |
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209 | fprintf(depout, " %s \\\n", s->target_deps[i]); |
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210 | fprintf(depout, "\n"); |
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211 | fclose(depout); |
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145 | halyavin | 212 | } |
213 | |||
6429 | siemargl | 214 | static char *default_outputfile(TCCState *s, const char *first_file) |
145 | halyavin | 215 | { |
6429 | siemargl | 216 | char buf[1024]; |
217 | char *ext; |
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218 | const char *name = "a"; |
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145 | halyavin | 219 | |
6429 | siemargl | 220 | if (first_file && strcmp(first_file, "-")) |
221 | name = tcc_basename(first_file); |
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222 | pstrcpy(buf, sizeof(buf), name); |
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223 | ext = tcc_fileextension(buf); |
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145 | halyavin | 224 | #ifdef TCC_TARGET_PE |
6429 | siemargl | 225 | if (s->output_type == TCC_OUTPUT_DLL) |
226 | strcpy(ext, ".dll"); |
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227 | else |
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228 | if (s->output_type == TCC_OUTPUT_EXE) |
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229 | strcpy(ext, ".exe"); |
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230 | else |
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145 | halyavin | 231 | #endif |
6429 | siemargl | 232 | if (( (s->output_type == TCC_OUTPUT_OBJ && !s->option_r) || |
233 | (s->output_type == TCC_OUTPUT_PREPROCESS) ) |
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234 | && *ext) |
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235 | strcpy(ext, ".o"); |
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145 | halyavin | 236 | else |
6429 | siemargl | 237 | strcpy(buf, "a.out"); |
145 | halyavin | 238 | |
6429 | siemargl | 239 | return tcc_strdup(buf); |
145 | halyavin | 240 | } |
241 | |||
242 | static int64_t getclock_us(void) |
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243 | { |
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6429 | siemargl | 244 | #ifdef _WIN32 |
245 | LARGE_INTEGER frequency, t1; |
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246 | QueryPerformanceFrequency(&frequency); |
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247 | QueryPerformanceCounter(&t1); |
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248 | return t1.QuadPart * 1000000LL / frequency.QuadPart; |
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145 | halyavin | 249 | #else |
250 | struct timeval tv; |
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251 | gettimeofday(&tv, NULL); |
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252 | return tv.tv_sec * 1000000LL + tv.tv_usec; |
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253 | #endif |
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254 | } |
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255 | |||
6429 | siemargl | 256 | int main(int argc, char **argv) |
145 | halyavin | 257 | { |
6429 | siemargl | 258 | TCCState *s; |
259 | int ret, optind, i; |
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260 | int64_t start_time = 0; |
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145 | halyavin | 261 | |
6429 | siemargl | 262 | s = tcc_new(); |
145 | halyavin | 263 | |
6429 | siemargl | 264 | optind = tcc_parse_args(s, argc - 1, argv + 1); |
145 | halyavin | 265 | |
6429 | siemargl | 266 | if (s->do_bench) |
267 | start_time = getclock_us(); |
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145 | halyavin | 268 | |
6429 | siemargl | 269 | tcc_set_environment(s); |
145 | halyavin | 270 | |
6429 | siemargl | 271 | if (optind == 0) { |
272 | help(); |
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273 | return 1; |
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145 | halyavin | 274 | } |
275 | |||
6429 | siemargl | 276 | if (s->option_m) |
277 | exec_other_tcc(s, argv, s->option_m); |
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145 | halyavin | 278 | |
6429 | siemargl | 279 | if (s->verbose) |
280 | display_info(s, 0); |
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145 | halyavin | 281 | |
6429 | siemargl | 282 | if (s->print_search_dirs || (s->verbose == 2 && optind == 1)) { |
283 | tcc_set_output_type(s, TCC_OUTPUT_MEMORY); |
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284 | display_info(s, 1); |
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285 | return 0; |
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145 | halyavin | 286 | } |
287 | |||
6429 | siemargl | 288 | if (s->verbose && optind == 1) |
145 | halyavin | 289 | return 0; |
290 | |||
6429 | siemargl | 291 | if (s->nb_files == 0) |
292 | tcc_error("no input files\n"); |
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145 | halyavin | 293 | |
6429 | siemargl | 294 | /* check -c consistency : only single file handled. XXX: checks file type */ |
295 | if (s->output_type == TCC_OUTPUT_OBJ && !s->option_r) { |
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296 | if (s->nb_libraries != 0) |
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297 | tcc_error("cannot specify libraries with -c"); |
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145 | halyavin | 298 | /* accepts only a single input file */ |
6429 | siemargl | 299 | if ((s->nb_files != 1) && s->outfile) { |
300 | tcc_error("cannot specify multiple files with -c and -o"); |
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145 | halyavin | 301 | } |
302 | } |
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303 | |||
6429 | siemargl | 304 | tcc_set_output_type(s, s->output_type); |
145 | halyavin | 305 | |
306 | /* compile or add each files or library */ |
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6429 | siemargl | 307 | for(i = ret = 0; i < s->nb_files && ret == 0; i++) { |
308 | int filetype = *(unsigned char *)s->files[i]; |
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309 | const char *filename = s->files[i] + 1; |
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310 | if (filename[0] == '-' && filename[1] == 'l') { |
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311 | if (tcc_add_library(s, filename + 2) < 0) { |
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312 | /* don't fail on -lm as it's harmless to skip math lib */ |
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313 | if (strcmp(filename + 2, "m")) { |
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314 | tcc_error_noabort("cannot find library 'lib%s'", filename + 2); |
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315 | ret = 1; |
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316 | } |
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317 | } |
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145 | halyavin | 318 | } else { |
6429 | siemargl | 319 | if (1 == s->verbose) |
320 | printf("-> %s\n", filename); |
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321 | if (!s->outfile) |
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322 | s->outfile = default_outputfile(s, filename); |
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323 | if (tcc_add_file(s, filename, filetype) < 0) |
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145 | halyavin | 324 | ret = 1; |
6429 | siemargl | 325 | else |
326 | if (s->output_type == TCC_OUTPUT_OBJ) { |
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327 | ret = !!tcc_output_file(s, s->outfile); |
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328 | if (s->gen_deps && !ret) |
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329 | gen_makedeps(s, s->outfile, s->deps_outfile); |
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330 | if (!ret) { |
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331 | if ((i+1) < s->nb_files) { |
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332 | tcc_delete(s); |
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333 | s = tcc_new(); |
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334 | tcc_parse_args(s, argc - 1, argv + 1); |
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335 | tcc_set_environment(s); |
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336 | if (s->output_type != TCC_OUTPUT_OBJ) |
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337 | tcc_error("internal error"); |
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338 | tcc_set_output_type(s, s->output_type); |
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339 | } |
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340 | } |
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145 | halyavin | 341 | } |
342 | } |
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343 | } |
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344 | |||
6429 | siemargl | 345 | if (0 == ret) { |
346 | if (s->output_type == TCC_OUTPUT_MEMORY) { |
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347 | #ifdef TCC_IS_NATIVE |
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348 | ret = tcc_run(s, argc - 1 - optind, argv + 1 + optind); |
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609 | andrew_pro | 349 | #else |
6429 | siemargl | 350 | tcc_error_noabort("-run is not available in a cross compiler"); |
351 | ret = 1; |
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145 | halyavin | 352 | #endif |
6429 | siemargl | 353 | } else |
354 | if (s->output_type == TCC_OUTPUT_EXE || |
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355 | s->output_type == TCC_OUTPUT_DLL) |
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356 | { |
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357 | ret = !!tcc_output_file(s, s->outfile); |
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358 | if (s->gen_deps && !ret) |
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359 | gen_makedeps(s, s->outfile, s->deps_outfile); |
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360 | } |
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145 | halyavin | 361 | } |
362 | |||
6429 | siemargl | 363 | if (s->do_bench) |
364 | tcc_print_stats(s, getclock_us() - start_time); |
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365 | |||
366 | tcc_delete(s); |
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145 | halyavin | 367 | return ret; |
368 | }>>>>->> |