1 | # |
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2 | # RTEMS Linker build script. |
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3 | # |
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4 | import sys |
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5 | |
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6 | version_major = 1 |
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7 | version_minor = 0 |
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8 | version_revision = 0 |
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9 | |
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10 | # |
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11 | # Waf system setup. Allow more than one build in the same tree. |
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12 | # |
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13 | top = '.' |
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14 | out = 'build-' + sys.platform |
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15 | |
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16 | def options(opt): |
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17 | opt.load("g++") |
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18 | opt.load("gcc") |
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19 | opt.add_option('--rtems-version', |
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20 | default = '4.11', |
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21 | dest='rtems_version', |
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22 | help = 'Set the RTEMS version') |
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23 | opt.add_option('--show-commands', |
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24 | action = 'store_true', |
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25 | default = False, |
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26 | dest = 'show_commands', |
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27 | help = 'Print the commands as strings.') |
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28 | |
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29 | def configure(conf): |
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30 | conf.load("g++") |
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31 | conf.load("gcc") |
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32 | conf_libiberty(conf) |
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33 | conf_libelf(conf) |
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34 | |
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35 | conf.check(header_name='sys/wait.h', features = 'c', mandatory = False) |
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36 | conf.check_cc(function_name='kill', header_name="signal.h", |
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37 | features = 'c', mandatory = False) |
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38 | conf.write_config_header('config.h') |
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39 | |
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40 | conf.env.RTEMS_VERSION = conf.options.rtems_version |
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41 | |
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42 | if conf.options.show_commands: |
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43 | show_commands = 'yes' |
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44 | else: |
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45 | show_commands = 'no' |
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46 | conf.env.SHOW_COMMANDS = show_commands |
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47 | |
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48 | def build(bld): |
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49 | if bld.env.SHOW_COMMANDS == 'yes': |
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50 | output_command_line() |
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51 | |
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52 | # |
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53 | # The include paths. |
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54 | # |
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55 | bld.includes = ['elftoolchain/libelf', 'elftoolchain/common', 'libiberty'] |
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56 | if sys.platform == 'win32': |
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57 | bld.includes += ['win32'] |
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58 | |
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59 | # |
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60 | # Build flags. |
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61 | # |
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62 | bld.warningflags = ['-Wall', '-Wextra', '-pedantic'] |
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63 | bld.optflags = ['-O2'] |
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64 | bld.cflags = ['-pipe', '-g'] + bld.optflags |
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65 | bld.cxxflags = ['-pipe', '-g'] + bld.optflags |
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66 | bld.linkflags = ['-g'] |
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67 | |
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68 | # |
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69 | # Create each of the modules as object files each with their own |
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70 | # configurations. |
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71 | # |
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72 | libelf = bld_libelf(bld) |
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73 | libiberty = bld_libiberty(bld) |
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74 | |
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75 | # |
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76 | # The list of modules. |
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77 | # |
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78 | modules = ['elf', 'iberty'] |
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79 | |
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80 | # |
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81 | # Build the linker. |
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82 | # |
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83 | bld.program(target = 'rtems-ld', |
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84 | source = ['main.cpp', |
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85 | 'pkgconfig.cpp', |
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86 | 'rld-elf.cpp', |
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87 | 'rld-files.cpp', |
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88 | 'rld-cc.cpp', |
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89 | 'rld-outputter.cpp', |
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90 | 'rld-process.cpp', |
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91 | 'rld-resolver.cpp', |
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92 | 'rld-symbols.cpp', |
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93 | 'rld.cpp'], |
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94 | defines = ['HAVE_CONFIG_H=1', 'RTEMS_VERSION=' + bld.env.RTEMS_VERSION], |
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95 | includes = ['.'] + bld.includes, |
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96 | cflags = bld.cflags + bld.warningflags, |
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97 | cxxflags = bld.cxxflags + bld.warningflags, |
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98 | linkflags = bld.linkflags, |
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99 | use = modules) |
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100 | |
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101 | def rebuild(ctx): |
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102 | import waflib.Options |
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103 | waflib.Options.commands.extend(['clean', 'build']) |
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104 | |
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105 | def tags(ctx): |
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106 | ctx.exec_command('etags $(find . -name \*.[sSch])', shell = True) |
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107 | |
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108 | # |
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109 | # Libelf module. |
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110 | # |
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111 | def conf_libelf(conf): |
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112 | pass |
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113 | |
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114 | def bld_libelf(bld): |
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115 | libelf = 'elftoolchain/libelf/' |
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116 | |
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117 | # |
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118 | # Work around the ${SRC} having Windows slashes which the MSYS m4 does not |
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119 | # understand. |
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120 | # |
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121 | if sys.platform == 'win32': |
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122 | m4_rule = 'type ${SRC} | m4 -D SRCDIR=../' + libelf[:-1] + '> ${TGT}"' |
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123 | includes = ['win32'] |
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124 | else: |
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125 | m4_rule = 'm4 -D SRCDIR=../' + libelf[:-1] + ' ${SRC} > ${TGT}' |
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126 | includes = [] |
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127 | |
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128 | bld(target = 'libelf_convert.c', source = libelf + 'libelf_convert.m4', rule = m4_rule) |
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129 | bld(target = 'libelf_fsize.c', source = libelf + 'libelf_fsize.m4', rule = m4_rule) |
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130 | bld(target = 'libelf_msize.c', source = libelf + 'libelf_msize.m4', rule = m4_rule) |
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131 | |
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132 | host_source = [] |
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133 | |
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134 | if sys.platform == 'linux2': |
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135 | common = 'elftoolchain/common/' |
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136 | bld(target = common + 'native-elf-format.h', |
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137 | source = common + 'native-elf-format', |
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138 | name = 'native-elf-format', |
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139 | rule = './${SRC} > ${TGT}') |
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140 | elif sys.platform == 'win32': |
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141 | host_source += [libelf + 'mmap_win32.c'] |
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142 | |
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143 | bld.stlib(target = 'elf', |
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144 | features = 'c', |
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145 | uses = ['native-elf-format'], |
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146 | includes = [bld.bldnode.abspath(), 'elftoolchain/libelf', 'elftoolchain/common'] + includes, |
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147 | cflags = bld.cflags, |
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148 | source =[libelf + 'elf.c', |
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149 | libelf + 'elf_begin.c', |
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150 | libelf + 'elf_cntl.c', |
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151 | libelf + 'elf_end.c', |
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152 | libelf + 'elf_errmsg.c', |
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153 | libelf + 'elf_errno.c', |
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154 | libelf + 'elf_data.c', |
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155 | libelf + 'elf_fill.c', |
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156 | libelf + 'elf_flag.c', |
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157 | libelf + 'elf_getarhdr.c', |
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158 | libelf + 'elf_getarsym.c', |
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159 | libelf + 'elf_getbase.c', |
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160 | libelf + 'elf_getident.c', |
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161 | libelf + 'elf_hash.c', |
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162 | libelf + 'elf_kind.c', |
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163 | libelf + 'elf_memory.c', |
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164 | libelf + 'elf_next.c', |
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165 | libelf + 'elf_rand.c', |
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166 | libelf + 'elf_rawfile.c', |
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167 | libelf + 'elf_phnum.c', |
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168 | libelf + 'elf_shnum.c', |
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169 | libelf + 'elf_shstrndx.c', |
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170 | libelf + 'elf_scn.c', |
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171 | libelf + 'elf_strptr.c', |
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172 | libelf + 'elf_update.c', |
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173 | libelf + 'elf_version.c', |
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174 | libelf + 'gelf_cap.c', |
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175 | libelf + 'gelf_checksum.c', |
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176 | libelf + 'gelf_dyn.c', |
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177 | libelf + 'gelf_ehdr.c', |
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178 | libelf + 'gelf_getclass.c', |
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179 | libelf + 'gelf_fsize.c', |
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180 | libelf + 'gelf_move.c', |
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181 | libelf + 'gelf_phdr.c', |
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182 | libelf + 'gelf_rel.c', |
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183 | libelf + 'gelf_rela.c', |
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184 | libelf + 'gelf_shdr.c', |
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185 | libelf + 'gelf_sym.c', |
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186 | libelf + 'gelf_syminfo.c', |
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187 | libelf + 'gelf_symshndx.c', |
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188 | libelf + 'gelf_xlate.c', |
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189 | libelf + 'libelf_align.c', |
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190 | libelf + 'libelf_allocate.c', |
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191 | libelf + 'libelf_ar.c', |
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192 | libelf + 'libelf_ar_util.c', |
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193 | libelf + 'libelf_checksum.c', |
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194 | libelf + 'libelf_data.c', |
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195 | libelf + 'libelf_ehdr.c', |
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196 | libelf + 'libelf_extended.c', |
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197 | libelf + 'libelf_phdr.c', |
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198 | libelf + 'libelf_shdr.c', |
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199 | libelf + 'libelf_xlate.c', |
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200 | 'libelf_convert.c', |
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201 | 'libelf_fsize.c', |
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202 | 'libelf_msize.c'] + host_source) |
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203 | |
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204 | # |
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205 | # Libiberty module. |
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206 | # |
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207 | def conf_libiberty(conf): |
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208 | conf.check(header_name='alloca.h', features = 'c', mandatory = False) |
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209 | conf.check(header_name='fcntl.h', features = 'c', mandatory = False) |
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210 | conf.check(header_name='process.h', features = 'c', mandatory = False) |
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211 | conf.check(header_name='stdlib.h', features = 'c') |
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212 | conf.check(header_name='string.h', features = 'c') |
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213 | conf.check(header_name='strings.h', features = 'c', mandatory = False) |
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214 | conf.check(header_name='sys/file.h', features = 'c', mandatory = False) |
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215 | conf.check(header_name='sys/stat.h', features = 'c', mandatory = False) |
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216 | conf.check(header_name='sys/time.h', features = 'c', mandatory = False) |
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217 | conf.check(header_name='sys/types.h', features = 'c', mandatory = False) |
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218 | conf.check(header_name='sys/wait.h', features = 'c', mandatory = False) |
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219 | conf.check(header_name='unistd.h', features = 'c', mandatory = False) |
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220 | conf.check(header_name='vfork.h', features = 'c', mandatory = False) |
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221 | |
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222 | conf.check_cc(function_name='getrusage', |
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223 | header_name="sys/time.h sys/resource.h", |
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224 | features = 'c', mandatory = False) |
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225 | |
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226 | conf.write_config_header('libiberty/config.h') |
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227 | |
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228 | def bld_libiberty(bld): |
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229 | if sys.platform == 'win32': |
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230 | pex_host = 'libiberty/pex-win32.c' |
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231 | else: |
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232 | pex_host = 'libiberty/pex-unix.c' |
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233 | bld.stlib(target = 'iberty', |
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234 | features = 'c', |
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235 | includes = ['libiberty'], |
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236 | cflags = bld.cflags, |
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237 | defines = ['HAVE_CONFIG_H=1'], |
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238 | source =['libiberty/concat.c', |
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239 | 'libiberty/cplus-dem.c', |
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240 | 'libiberty/cp-demangle.c', |
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241 | 'libiberty/make-temp-file.c', |
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242 | 'libiberty/mkstemps.c', |
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243 | 'libiberty/safe-ctype.c', |
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244 | 'libiberty/stpcpy.c', |
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245 | 'libiberty/pex-common.c', |
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246 | 'libiberty/pex-one.c', |
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247 | pex_host]) |
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248 | |
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249 | # |
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250 | # From the demos. Use this to get the command to cut+paste to play. |
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251 | # |
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252 | def output_command_line(): |
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253 | # first, display strings, people like them |
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254 | from waflib import Utils, Logs |
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255 | from waflib.Context import Context |
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256 | def exec_command(self, cmd, **kw): |
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257 | subprocess = Utils.subprocess |
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258 | kw['shell'] = isinstance(cmd, str) |
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259 | if isinstance(cmd, str): |
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260 | Logs.info('%s' % cmd) |
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261 | else: |
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262 | Logs.info('%s' % ' '.join(cmd)) # here is the change |
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263 | Logs.debug('runner_env: kw=%s' % kw) |
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264 | try: |
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265 | if self.logger: |
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266 | self.logger.info(cmd) |
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267 | kw['stdout'] = kw['stderr'] = subprocess.PIPE |
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268 | p = subprocess.Popen(cmd, **kw) |
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269 | (out, err) = p.communicate() |
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270 | if out: |
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271 | self.logger.debug('out: %s' % out.decode(sys.stdout.encoding or 'iso8859-1')) |
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272 | if err: |
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273 | self.logger.error('err: %s' % err.decode(sys.stdout.encoding or 'iso8859-1')) |
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274 | return p.returncode |
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275 | else: |
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276 | p = subprocess.Popen(cmd, **kw) |
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277 | return p.wait() |
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278 | except OSError: |
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279 | return -1 |
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280 | Context.exec_command = exec_command |
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281 | |
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282 | # Change the outputs for tasks too |
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283 | from waflib.Task import Task |
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284 | def display(self): |
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285 | return '' # no output on empty strings |
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286 | |
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287 | Task.__str__ = display |
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