682 lines
22 KiB
C
682 lines
22 KiB
C
/*
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options.c
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command line options handlnig
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Copyright (C) 2001 Jeff Teunissen <deek@d2dc.net>
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Author: Jeff Teunissen <deek@d2dc.net>
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Date: 2002/06/04
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#include <getopt.h>
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#include "QF/pr_comp.h"
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#include "QF/va.h"
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#include "cpp.h"
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#include "linker.h"
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#include "options.h"
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#include "qfcc.h"
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#include "strpool.h"
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const char *this_program;
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const char **source_files;
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static int num_files;
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static int files_size;
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// keep me sane when adding long options :P
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enum {
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start_opts = 255, // not used, starts the enum.
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OPT_ADVANCED,
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OPT_BLOCK_DOT,
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OPT_CPP,
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OPT_EXTENDED,
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OPT_FRAMES,
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OPT_INCLUDE,
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OPT_NO_DEFAULT_PATHS,
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OPT_PROGDEFS,
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OPT_QCCX_ESCAPES,
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OPT_TRADITIONAL,
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};
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static struct option const long_options[] = {
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{"advanced", no_argument, 0, OPT_ADVANCED},
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{"block-dot", optional_argument, 0, OPT_BLOCK_DOT},
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{"code", required_argument, 0, 'C'},
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{"cpp", required_argument, 0, OPT_CPP},
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{"define", required_argument, 0, 'D'},
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{"extended", no_argument, 0, OPT_EXTENDED},
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{"files", no_argument, 0, 'F'},
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{"frames", no_argument, 0, OPT_FRAMES},
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{"help", no_argument, 0, 'h'},
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{"include", required_argument, 0, OPT_INCLUDE},
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{"no-default-paths", no_argument, 0, OPT_NO_DEFAULT_PATHS},
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{"notice", required_argument, 0, 'N'},
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{"output-file", required_argument, 0, 'o'},
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{"progdefs", no_argument, 0, OPT_PROGDEFS},
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{"progs-src", required_argument, 0, 'P'},
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{"qccx-escapes", no_argument, 0, OPT_QCCX_ESCAPES},
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{"quiet", no_argument, 0, 'q'},
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{"relocatable", no_argument, 0, 'r'},
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{"save-temps", no_argument, 0, 'S'},
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{"source", required_argument, 0, 's'},
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{"strip-path", required_argument, 0, 'p'},
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{"traditional", no_argument, 0, OPT_TRADITIONAL},
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{"undefine", required_argument, 0, 'U'},
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{"verbose", no_argument, 0, 'v'},
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{"version", no_argument, 0, 'V'},
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{"warn", required_argument, 0, 'W'},
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{NULL, 0, NULL, 0}
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};
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static const char *short_options =
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"-" // magic option parsing mode doohicky (must come first)
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"C:" // code options
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"c" // separate compilation
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"D:" // define
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"E" // only preprocess
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"F" // generate files.dat
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"g" // debug
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"h" // help
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"I:" // set includes
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"L:" // lib path
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"l:" // lib file
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"M::"
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"N:" // notice options
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"o:" // output file
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"O" // optimize
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"P:" // progs.src name
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"p:" // strip path
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"q" // quiet
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"r" // partial linking
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"S" // save temps
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"s:" // source dir
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"U:" // undefine
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"V" // version
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"v" // verbose
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"W:" // warning options
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"z" // compress qfo files
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;
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static void
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usage (int status)
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{
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printf ("%s - QuakeForge Code Compiler\n", this_program);
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printf ("Usage: %s [options] [files]\n", this_program);
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printf (
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"Options:\n"
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" --advanced Advanced Ruamoko mode\n"
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" default for separate compilation mode\n"
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" -C, --code OPTION,... Set code generation options\n"
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" -c Only compile, don't link\n"
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" --cpp CPPSPEC cpp execution command line\n"
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" -D, --define SYMBOL[=VAL] Define symbols for the preprocessor\n"
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" -E Only preprocess\n"
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" --extended Allow extended keywords in traditional mode\n"
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" -F, --files Generate files.dat\n"
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" --frames Generate <source>.frame files\n"
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" -g Generate debugging info\n"
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" -h, --help Display this help and exit\n"
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" -I DIR Set directories for the preprocessor\n"
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" to search for #includes\n"
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" --include FILE Process file as if `#include \"file\"'\n"
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" appeared as the first line of the primary\n"
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" source file.\n"
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" -L DIR Add linker library search path\n"
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" -l LIB Link with libLIB.a\n"
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" -M[flags] Generate depency info. Dependent on cpp\n"
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" --no-default-paths Do not search default paths for headers or\n"
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" libs\n"
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" -N, --notice OPTION,... Set notice options\n"
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" -o, --output-file FILE Specify output file name\n"
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" --progdefs Genderate progdefs.h\n"
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" -P, --progs-src FILE File to use instead of progs.src\n"
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" -p, --strip-path NUM Strip NUM leading path elements from file\n"
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" names\n"
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" --qccx-escapes Use QCCX escape sequences instead of standard\n"
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" C/QuakeForge sequences.\n"
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" -q, --quiet Inhibit usual output\n"
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" -r, --relocatable Incremental linking\n"
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" -S, --save-temps Do not delete temporary files\n"
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" -s, --source DIR Look for progs.src in DIR instead of \".\"\n"
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" --traditional Traditional QuakeC mode: implies v6only\n"
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" default when using progs.src\n"
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" -U, --undefine SYMBOL Undefine preprocessor symbols\n"
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" -V, --version Output version information and exit\n"
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" -v, --verbose Display more output than usual\n"
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" -W, --warn OPTION,... Set warning options\n"
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" -z Compress object files\n"
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"\n"
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"For help on options for --code, --notice and --warn, see the qfcc(1) manual\n"
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"page, or use `help' as the option.\n"
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);
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exit (status);
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}
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static void
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code_usage (void)
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{
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printf ("%s - QuakeForge Code Compiler\n", this_program);
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printf ("Code generation options\n");
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printf (
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" [no-]cow Allow assignment to initialized globals.\n"
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" [no-]cpp Preprocess all input files with cpp.\n"
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" [no-]crc Write progdefs.h crc to progs.dat.\n"
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" [no-]debug Generate debug information.\n"
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" [no-]fast-float Use float values directly in \"if\" statements.\n"
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" help Display his text.\n"
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" [no-]local-merging Merge the local variable blocks into one.\n"
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" [no-]optimize Perform various optimizations on the code.\n"
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" [no-]short-circuit Generate short circuit code for logical\n"
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" operators.\n"
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" [no-]single-cpp Convert progs.src to cpp input file.\n"
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" [no-]vector-calls Generate slower but data efficient code for\n"
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" passing\n"
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" vectors to functiosn.\n"
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" [no-]vector-components Create *_[xyz] symbols for vector variables.\n"
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" [no-]v6only Restrict output code to version 6 progs\n"
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" features.\n"
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"\n"
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"For details, see the qfcc(1) manual page\n"
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);
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exit (0);
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}
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static void
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warning_usage (void)
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{
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printf ("%s - QuakeForge Code Compiler\n", this_program);
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printf ("Warnings options\n");
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printf (
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" all Turn on all warnings.\n"
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" [no-]cow Warn about assignement to initialized globals.\n"
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" [no-]error Treat warnings as errors.\n"
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" [no-]executable Warn about statements with no effect.\n"
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" help Display his text.\n"
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" [no-]initializer Warn about excessive structure/array\n"
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" initializers.\n"
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" [no-]integer-divide Warn about division of integer constants.\n"
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" [no-]interface-check Warn about methods not declared in the\n"
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" interface.\n"
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" none Turn off all warnings.\n"
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" [no-]precedence Warn about potentially ambiguous logic.\n"
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" [no-]redeclared Warn about redeclared local variables.\n"
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" [no-]traditional Warn about bad code that qcc allowed.\n"
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" [no-]undef-function Warn about calling a yet to be defined\n"
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" function.\n"
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" [no-]unimplemented Warn about unimplemented class methods.\n"
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" [no-]unused Warn about unused local variables.\n"
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" [no-]uninited-var Warn about using uninitialied variables.\n"
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" [no-]vararg-integer Warn about passing integer constants to\n"
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" functions with variable args.\n"
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"\n"
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"For details, see the qfcc(1) manual page\n"
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);
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exit (0);
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}
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static void
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notice_usage (void)
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{
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printf ("%s - QuakeForge Code Compiler\n", this_program);
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printf ("Notice options\n");
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printf (
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" help Display his text.\n"
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" none Turn off all notices.\n"
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" warn Change notices to warnings.\n"
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"\n"
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"For details, see the qfcc(1) manual page\n"
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);
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exit (0);
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}
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static void
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add_file (const char *file)
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{
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if (num_files >= files_size - 1) {
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files_size += 16;
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source_files = realloc (source_files, files_size * sizeof (char *));
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}
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source_files[num_files++] = save_string (file);
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source_files[num_files] = 0;
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}
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int
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DecodeArgs (int argc, char **argv)
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{
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int c;
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int saw_E = 0, saw_MD = 0;
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add_cpp_def ("-D__QFCC__=1");
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add_cpp_def ("-D__QUAKEC__=1");
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options.code.short_circuit = -1;
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options.code.local_merging = -1;
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options.code.vector_components = -1;
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options.code.crc = -1;
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options.code.fast_float = true;
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options.warnings.uninited_variable = true;
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options.warnings.unused = true;
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options.warnings.executable = true;
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options.warnings.traditional = true;
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options.warnings.precedence = true;
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options.warnings.initializer = true;
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options.warnings.unimplemented = true;
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options.warnings.redeclared = true;
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options.single_cpp = true;
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options.save_temps = false;
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options.verbosity = 0;
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options.strip_path = 0;
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sourcedir = "";
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progs_src = "progs.src";
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while ((c = getopt_long (argc, argv, short_options, long_options, 0))
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!= EOF) {
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switch (c) {
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case 1: // ordinary file
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add_file (NORMALIZE (optarg));
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break;
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case 'o':
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if (options.output_file) {
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fprintf (stderr, "%s: -o must not be used more than once\n",
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this_program);
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exit (1);
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} else {
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options.output_file = save_string (NORMALIZE (optarg));
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}
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break;
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case 'l': // lib file
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add_file (va ("-l%s", NORMALIZE (optarg)));
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break;
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case 'L':
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linker_add_path (NORMALIZE (optarg));
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break;
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case 'h': // help
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usage (0);
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break;
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case 'V': // version
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printf ("%s version %s\n", PACKAGE_NAME, PACKAGE_VERSION);
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exit (0);
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break;
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case 's': // src dir
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sourcedir = save_string (NORMALIZE (optarg));
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break;
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case 'P': // progs-src
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progs_src = save_string (NORMALIZE (optarg));
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break;
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case 'p':
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options.strip_path = atoi (optarg);
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break;
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case 'F':
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options.files_dat = true;
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break;
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case OPT_PROGDEFS:
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options.progdefs_h = true;
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break;
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case OPT_QCCX_ESCAPES:
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options.qccx_escapes = true;
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break;
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case 'q': // quiet
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options.verbosity -= 1;
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break;
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case 'v': // verbose
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options.verbosity += 1;
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break;
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case 'g': // debug
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options.code.debug = true;
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break;
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case 'O': // optimize
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options.code.optimize = true;
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break;
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case OPT_FRAMES:
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options.frames_files = 1;
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break;
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case OPT_EXTENDED:
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options.traditional = 1;
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options.advanced = false;
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options.code.progsversion = PROG_ID_VERSION;
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break;
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case OPT_TRADITIONAL:
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options.traditional = 2;
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options.advanced = false;
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options.code.progsversion = PROG_ID_VERSION;
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break;
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case OPT_ADVANCED:
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options.traditional = 0;
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options.advanced = true;
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options.code.progsversion = PROG_VERSION;
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break;
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case OPT_BLOCK_DOT:
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if (optarg) {
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char *opts = strdup (optarg);
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char *temp = strtok (opts, ",");
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while (temp) {
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qboolean flag = true;
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if (!strncasecmp (temp, "no-", 3)) {
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flag = false;
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temp += 3;
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}
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if (!strcasecmp (temp, "initial")) {
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options.block_dot.initial = flag;
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} else if (!(strcasecmp (temp, "thread"))) {
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options.block_dot.thread = flag;
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} else if (!(strcasecmp (temp, "dead"))) {
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options.block_dot.dead = flag;
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} else if (!(strcasecmp (temp, "final"))) {
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options.block_dot.final = flag;
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} else if (!(strcasecmp (temp, "dags"))) {
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options.block_dot.dags = flag;
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} else if (!(strcasecmp (temp, "expr"))) {
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options.block_dot.expr = flag;
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} else if (!(strcasecmp (temp, "flow"))) {
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options.block_dot.flow = flag;
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} else if (!(strcasecmp (temp, "reaching"))) {
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options.block_dot.reaching = flag;
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} else if (!(strcasecmp (temp, "live"))) {
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options.block_dot.live = flag;
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} else if (!(strcasecmp (temp, "post"))) {
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options.block_dot.post = flag;
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}
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temp = strtok (NULL, ",");
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}
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free (opts);
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} else {
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options.block_dot.initial = true;
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options.block_dot.thread = true;
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options.block_dot.dead = true;
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options.block_dot.final = true;
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options.block_dot.dags = true;
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options.block_dot.expr = true;
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options.block_dot.flow = true;
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options.block_dot.reaching = true;
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options.block_dot.live = true;
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options.block_dot.post = true;
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}
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break;
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case 'c':
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options.compile = true;
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break;
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case 'r':
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options.partial_link = true;
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break;
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case 'z':
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options.gzip = true;
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break;
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case 'C':{ // code options
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char *opts = strdup (optarg);
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char *temp = strtok (opts, ",");
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while (temp) {
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qboolean flag = true;
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if (!strncasecmp (temp, "no-", 3)) {
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flag = false;
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temp += 3;
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}
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if (!strcasecmp (temp, "cow")) {
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options.code.cow = flag;
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} else if (!(strcasecmp (temp, "cpp"))) {
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cpp_name = flag ? CPP_NAME : 0;
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} else if (!(strcasecmp (temp, "crc"))) {
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options.code.crc = flag;
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} else if (!(strcasecmp (temp, "debug"))) {
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options.code.debug = flag;
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} else if (!(strcasecmp (temp, "fast-float"))) {
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options.code.fast_float = flag;
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} else if (!strcasecmp (temp, "help")) {
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code_usage ();
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} else if (!(strcasecmp (temp, "local-merging"))) {
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options.code.local_merging = flag;
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} else if (!(strcasecmp (temp, "optimize"))) {
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options.code.optimize = flag;
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} else if (!(strcasecmp (temp, "short-circuit"))) {
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options.code.short_circuit = flag;
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} else if (!(strcasecmp (temp, "single-cpp"))) {
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options.single_cpp = flag;
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} else if (!(strcasecmp (temp, "vector-calls"))) {
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options.code.vector_calls = flag;
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} else if (!(strcasecmp (temp, "vector-components"))) {
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options.code.vector_components = flag;
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} else if (!(strcasecmp (temp, "v6only"))) {
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if (flag)
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options.code.progsversion = PROG_ID_VERSION;
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else
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options.code.progsversion = PROG_VERSION;
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}
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temp = strtok (NULL, ",");
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}
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free (opts);
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}
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break;
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case 'W':{ // warning options
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char *opts = strdup (optarg);
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char *temp = strtok (opts, ",");
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while (temp) {
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if (!(strcasecmp (temp, "all"))) {
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options.warnings.cow = true;
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options.warnings.undefined_function = true;
|
|
options.warnings.uninited_variable = true;
|
|
options.warnings.vararg_integer = true;
|
|
options.warnings.integer_divide = true;
|
|
options.warnings.interface_check = true;
|
|
options.warnings.unused = true;
|
|
options.warnings.executable = true;
|
|
options.warnings.traditional = true;
|
|
options.warnings.precedence = true;
|
|
options.warnings.initializer = true;
|
|
options.warnings.unimplemented = true;
|
|
options.warnings.redeclared = true;
|
|
} else if (!(strcasecmp (temp, "none"))) {
|
|
options.warnings.cow = false;
|
|
options.warnings.undefined_function = false;
|
|
options.warnings.uninited_variable = false;
|
|
options.warnings.vararg_integer = false;
|
|
options.warnings.integer_divide = false;
|
|
options.warnings.interface_check = false;
|
|
options.warnings.unused = false;
|
|
options.warnings.executable = false;
|
|
options.warnings.traditional = false;
|
|
options.warnings.precedence = false;
|
|
options.warnings.initializer = false;
|
|
options.warnings.unimplemented = false;
|
|
options.warnings.redeclared = false;
|
|
} else {
|
|
qboolean flag = true;
|
|
|
|
if (!strncasecmp (temp, "no-", 3)) {
|
|
flag = false;
|
|
temp += 3;
|
|
}
|
|
if (!(strcasecmp (temp, "cow"))) {
|
|
options.warnings.cow = flag;
|
|
} else if (!strcasecmp (temp, "error")) {
|
|
options.warnings.promote = flag;
|
|
} else if (!strcasecmp (temp, "executable")) {
|
|
options.warnings.executable = flag;
|
|
} else if (!strcasecmp (temp, "help")) {
|
|
warning_usage ();
|
|
} else if (!strcasecmp (temp, "initializer")) {
|
|
options.warnings.initializer = flag;
|
|
} else if (!strcasecmp (temp, "integer-divide")) {
|
|
options.warnings.integer_divide = flag;
|
|
} else if (!strcasecmp (temp, "interface-check")) {
|
|
options.warnings.interface_check = flag;
|
|
} else if (!strcasecmp (temp, "precedence")) {
|
|
options.warnings.precedence = flag;
|
|
} else if (!strcasecmp (temp, "redeclared")) {
|
|
options.warnings.redeclared = flag;
|
|
} else if (!strcasecmp (temp, "traditional")) {
|
|
options.warnings.traditional = flag;
|
|
} else if (!strcasecmp (temp, "undef-function")) {
|
|
options.warnings.undefined_function = flag;
|
|
} else if (!strcasecmp (temp, "unimplemented")) {
|
|
options.warnings.unimplemented = flag;
|
|
} else if (!strcasecmp (temp, "unused")) {
|
|
options.warnings.unused = flag;
|
|
} else if (!strcasecmp (temp, "uninited-var")) {
|
|
options.warnings.uninited_variable = flag;
|
|
} else if (!strcasecmp (temp, "vararg-integer")) {
|
|
options.warnings.vararg_integer = flag;
|
|
}
|
|
}
|
|
temp = strtok (NULL, ",");
|
|
}
|
|
free (opts);
|
|
}
|
|
break;
|
|
case 'N':{ // notice options
|
|
char *opts = strdup (optarg);
|
|
char *temp = strtok (opts, ",");
|
|
|
|
while (temp) {
|
|
if (!strcasecmp (temp, "help")) {
|
|
notice_usage ();
|
|
} else if (!(strcasecmp (temp, "none"))) {
|
|
options.notices.silent = true;
|
|
} else if (!(strcasecmp (temp, "warn"))) {
|
|
options.notices.promote = true;
|
|
}
|
|
temp = strtok (NULL, ",");
|
|
}
|
|
free (opts);
|
|
}
|
|
break;
|
|
case OPT_CPP: // --cpp=
|
|
cpp_name = save_string (optarg);
|
|
break;
|
|
case 'S': // save temps
|
|
options.save_temps = true;
|
|
break;
|
|
case 'D': // defines for cpp
|
|
add_cpp_def (nva ("%s%s", "-D", optarg));
|
|
break;
|
|
case 'E': // defines for cpp
|
|
saw_E = 1;
|
|
options.preprocess_only = 1;
|
|
add_cpp_def ("-E");
|
|
break;
|
|
case OPT_INCLUDE: // include-file
|
|
add_cpp_def (nva ("%s", "-include"));
|
|
add_cpp_def (nva ("%s", optarg));
|
|
break;
|
|
case 'I': // includes
|
|
add_cpp_def (nva ("%s%s", "-I", optarg));
|
|
break;
|
|
case 'U': // undefines
|
|
add_cpp_def (nva ("%s%s", "-U", optarg));
|
|
break;
|
|
case 'M':
|
|
options.preprocess_only = 1;
|
|
if (optarg) {
|
|
add_cpp_def (nva ("-M%s", optarg));
|
|
if (strchr (optarg, 'D'))
|
|
saw_MD = 1;
|
|
if (strchr ("FQT", optarg[0]))
|
|
add_cpp_def (argv[optind++]);
|
|
} else {
|
|
options.preprocess_only = 1;
|
|
add_cpp_def (nva ("-M"));
|
|
}
|
|
break;
|
|
case OPT_NO_DEFAULT_PATHS:
|
|
options.no_default_paths = 1;
|
|
break;
|
|
default:
|
|
usage (1);
|
|
}
|
|
}
|
|
if (!cpp_name)
|
|
options.single_cpp = 0;
|
|
if (saw_E && saw_MD) {
|
|
fprintf (stderr, "%s: cannot use -E and -MD together\n", this_program);
|
|
exit (1);
|
|
}
|
|
if (saw_MD)
|
|
options.preprocess_only = 0;
|
|
if (!source_files && !options.advanced) {
|
|
// progs.src mode without --advanced implies --traditional
|
|
// but --extended overrides
|
|
if (!options.traditional)
|
|
options.traditional = 2;
|
|
options.advanced = false;
|
|
if (!options.code.progsversion)
|
|
options.code.progsversion = PROG_ID_VERSION;
|
|
if (options.code.short_circuit == (qboolean) -1)
|
|
options.code.short_circuit = false;
|
|
if (options.code.local_merging == (qboolean) -1)
|
|
options.code.local_merging = false;
|
|
if (options.code.vector_components == (qboolean) -1)
|
|
options.code.vector_components = true;
|
|
}
|
|
if (!options.code.progsversion)
|
|
options.code.progsversion = PROG_VERSION;
|
|
if (!options.traditional) {
|
|
options.advanced = true;
|
|
add_cpp_def ("-D__RUAMOKO__=1");
|
|
add_cpp_def ("-D__RAUMOKO__=1");
|
|
if (options.code.short_circuit == (qboolean) -1)
|
|
options.code.short_circuit = true;
|
|
if (options.code.local_merging == (qboolean) -1)
|
|
options.code.local_merging = true;
|
|
if (options.code.vector_components == (qboolean) -1)
|
|
options.code.vector_components = false;
|
|
}
|
|
if (options.code.progsversion == PROG_ID_VERSION) {
|
|
add_cpp_def ("-D__VERSION6__=1");
|
|
if (options.code.crc == (qboolean) -1)
|
|
options.code.crc = true;
|
|
} else {
|
|
if (options.code.crc == (qboolean) -1)
|
|
options.code.crc = false;
|
|
}
|
|
|
|
// add the default paths
|
|
if (!options.no_default_paths) {
|
|
add_cpp_def (nva ("-I%s", QFCC_INCLUDE_PATH));
|
|
linker_add_path (QFCC_LIB_PATH);
|
|
}
|
|
|
|
if (options.verbosity >= 3) {
|
|
qc_yydebug = 1;
|
|
qp_yydebug = 1;
|
|
}
|
|
return optind;
|
|
}
|