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dmd.mars
Compiler implementation of the
D programming language.
Entry point for DMD.
This modules defines the entry point (main) for DMD, as well as related
utilities needed for arguments parsing, path manipulation, etc...
This file is not shared with other compilers which use the DMD front-end.
Authors:
License:
Source mars.d
Documentation https://dlang.org/phobos/dmd_mars.html
- void
printInternalFailure
(FILE*stream
); - Print DMD's logo with more debug information and error-reporting pointers.Parameters:
FILE* stream
output stream to print the information on - int
main
(); - Entry point which forwards to tryMain.Returns:Return code of the application
- void
getenv_setargv
(const(char)*envvalue
, Strings*args
); - Parses an environment variable containing command-line flags and append them to
args
.This function is used to read the content of DFLAGS. Flags are separated based on spaces and tabs.Parameters:const(char)* envvalue
The content of an environment variable Strings* args
Array to append the flags to, if any. - const(char)*
parse_arch_arg
(Strings*args
, const(char)*arch
); - Parse command line arguments for the last instance of -m32, -m64 or -m32mscoff to detect the desired architecture.Parameters:
Strings* args
Command line arguments const(char)* arch
Default value to use for architecture. Should be "32" or "64" Returns:"32", "64" or "32mscoff" if the "-m32", "-m64", "-m32mscoff" flags were passed, respectively. If they weren't, returnarch
. - const(char)*
parse_conf_arg
(Strings*args
); - Parse command line arguments for the last instance of -conf=path.Parameters:
Strings* args
Command line arguments Returns:The 'path' in -conf=path, which is the path to the config file to use - void
setTarget
(ref Paramparams
); - Set the is target fields of
params
according to the TARGET value.Parameters:Param params
where the is fields are - void
addDefaultVersionIdentifiers
(ref const Paramparams
); - Add default version identifier for dmd, and set the target platform in
params
. https://dlang.org/spec/version.html#predefined-versionsNeeds to be run after all arguments parsing (command line, DFLAGS environment variable and config file) in order to add final flags (such as X86_64 or the CRuntime used).Parameters:Param params
which target to compile for (set by setTarget()) - void
flushMixins
(); - we want to write the mixin expansion file also on error, but there are too many ways to terminate dmd (e.g. fatal() which calls exit(EXIT_FAILURE)), so we cant use scope(exit) ... so we do it with atexit(&flushMixins);
- bool
parseCommandLine
(ref const Stringsarguments
, const size_targc
, ref Paramparams
, ref Stringsfiles
); - Parse command line arguments.Prints message(s) if there are errors.Parameters:
Strings arguments
command line arguments size_t argc
argument count Param params
set to result of parsing arguments
Strings files
set to files pulled from arguments
Returns:true if errors in command line - Modules
createModules
(ref Stringsfiles
, ref Stringslibmodules
); - Creates the list of modules based on the files providedFiles are dispatched in the various arrays (global.params.{ddocfiles,dllfiles,jsonfiles,etc...}) according to their extension. Binary files are added to libmodules.Parameters:
Strings files
File names to dispatch Strings libmodules
Array to which binaries (shared/static libs and object files) will be appended Returns:An array of path to D modules
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