quakeforge/tools/qfcc/source/options.c
Bill Currie cea24af5c4 [qfcc] Clean up default option handling
It turns out the switch to c23 (and using bool) broke the way default
options were handled: -1 just doesn't work.
2023-09-01 14:18:54 +09:00

869 lines
25 KiB
C

/*
options.c
command line options handlnig
Copyright (C) 2001 Jeff Teunissen <deek@d2dc.net>
Author: Jeff Teunissen <deek@d2dc.net>
Date: 2002/06/04
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_STRING_H
# include <string.h>
#endif
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif
#include <stdlib.h>
#include <stdio.h>
#include <getopt.h>
#include "QF/va.h"
#include "QF/progs/pr_comp.h"
#include "tools/qfcc/include/cpp.h"
#include "tools/qfcc/include/linker.h"
#include "tools/qfcc/include/options.h"
#include "tools/qfcc/include/qfcc.h"
#include "tools/qfcc/include/strpool.h"
#include "tools/qfcc/include/type.h"
#include "tools/qfcc/source/qc-parse.h"
options_t options = {
.code = {
.fast_float = true,
.promote_float = true,
},
.warnings = {
.uninited_variable = true,
.unused = true,
.executable = true,
.traditional = true,
.precedence = true,
.initializer = true,
.unimplemented = true,
.redeclared = true,
.enum_switch = true,
},
.single_cpp = true,
.save_temps = false,
.verbosity = 0,
};
static options_t options_user_set;
const char *this_program;
const char **source_files;
static int num_files;
static int files_size;
// keep me sane when adding long options :P
enum {
start_opts = 255, // not used, starts the enum.
OPT_ADVANCED,
OPT_BLOCK_DOT,
OPT_CPP,
OPT_EXTENDED,
OPT_FRAMES,
OPT_INCLUDE,
OPT_NO_DEFAULT_PATHS,
OPT_PROGDEFS,
OPT_QCCX_ESCAPES,
OPT_RUAMOKO,
OPT_TRADITIONAL,
OPT_BUG,
};
static struct option const long_options[] = {
{"advanced", no_argument, 0, OPT_ADVANCED},
{"block-dot", optional_argument, 0, OPT_BLOCK_DOT},
{"bug", required_argument, 0, OPT_BUG},
{"code", required_argument, 0, 'C'},
{"cpp", required_argument, 0, OPT_CPP},
{"define", required_argument, 0, 'D'},
{"extended", no_argument, 0, OPT_EXTENDED},
{"files", no_argument, 0, 'F'},
{"frames", no_argument, 0, OPT_FRAMES},
{"help", no_argument, 0, 'h'},
{"include", required_argument, 0, OPT_INCLUDE},
{"no-default-paths", no_argument, 0, OPT_NO_DEFAULT_PATHS},
{"notice", required_argument, 0, 'N'},
{"output-file", required_argument, 0, 'o'},
{"progdefs", no_argument, 0, OPT_PROGDEFS},
{"progs-src", required_argument, 0, 'P'},
{"qccx-escapes", no_argument, 0, OPT_QCCX_ESCAPES},
{"quiet", no_argument, 0, 'q'},
{"raumoko", no_argument, 0, OPT_RUAMOKO},
{"relocatable", no_argument, 0, 'r'},
{"ruamoko", no_argument, 0, OPT_RUAMOKO},
{"save-temps", no_argument, 0, 'S'},
{"source", required_argument, 0, 's'},
{"traditional", no_argument, 0, OPT_TRADITIONAL},
{"undefine", required_argument, 0, 'U'},
{"verbose", no_argument, 0, 'v'},
{"version", no_argument, 0, 'V'},
{"warn", required_argument, 0, 'W'},
{NULL, 0, NULL, 0}
};
static const char *short_options =
"-" // magic option parsing mode doohicky (must come first)
"C:" // code options
"c" // separate compilation
"D:" // define
"E" // only preprocess
"F" // generate files.dat
"g" // debug
"h" // help
"I:" // set includes
"L:" // lib path
"l:" // lib file
"M::"
"N:" // notice options
"o:" // output file
"O" // optimize
"P:" // progs.src name
"q" // quiet
"r" // partial linking
"S" // save temps
"s:" // source dir
"U:" // undefine
"V" // version
"v" // verbose
"W:" // warning options
"z" // compress qfo files
;
static void
usage (int status)
{
printf ("%s - QuakeForge Code Compiler\n", this_program);
printf ("Usage: %s [options] [files]\n", this_program);
printf (
"Options:\n"
" --advanced Advanced Ruamoko mode\n"
" --bug OPTION,... Set bug options\n"
" -C, --code OPTION,... Set code generation options\n"
" -c Only compile, don't link\n"
" --cpp CPPSPEC cpp execution command line\n"
" -D, --define SYMBOL[=VAL] Define symbols for the preprocessor\n"
" -E Only preprocess\n"
" --extended Allow extended keywords in traditional mode\n"
" -F, --files Generate files.dat\n"
" --frames Generate <source>.frame files\n"
" -g Generate debugging info\n"
" -h, --help Display this help and exit\n"
" -I DIR Set directories for the preprocessor\n"
" to search for #includes\n"
" --include FILE Process file as if `#include \"file\"'\n"
" appeared as the first line of the primary\n"
" source file.\n"
" -L DIR Add linker library search path\n"
" -l LIB Link with libLIB.a\n"
" -M[flags] Generate depency info. Dependent on cpp\n"
" --no-default-paths Do not search default paths for headers or\n"
" libs\n"
" -N, --notice OPTION,... Set notice options\n"
" -o, --output-file FILE Specify output file name\n"
" --progdefs Genderate progdefs.h\n"
" -P, --progs-src FILE File to use instead of progs.src\n"
" --qccx-escapes Use QCCX escape sequences instead of standard\n"
" C/QuakeForge sequences.\n"
" -q, --quiet Inhibit usual output\n"
" -r, --relocatable Incremental linking\n"
" --raumoko Use both Ruamoko language features and the\n"
" --ruamoko Ruamoko ISA, providing access to SIMD types\n"
" and a stack for locals.\n"
" default for separate compilation mode\n"
" -S, --save-temps Do not delete temporary files\n"
" -s, --source DIR Look for progs.src in DIR instead of \".\"\n"
" --traditional Traditional QuakeC mode: implies v6only\n"
" default when using progs.src\n"
" -U, --undefine SYMBOL Undefine preprocessor symbols\n"
" -V, --version Output version information and exit\n"
" -v, --verbose Display more output than usual\n"
" -W, --warn OPTION,... Set warning options\n"
" -z Compress object files\n"
"\n"
"For help on options for --code, --notice and --warn, see the qfcc(1) manual\n"
"page, or use `help' as the option.\n"
);
exit (status);
}
static bool
code_usage (void)
{
printf ("%s - QuakeForge Code Compiler\n", this_program);
printf ("Code generation options\n");
printf (
" [no-]const-initializers Treat initialized globals as constants.\n"
" [no-]cow Allow assignment to initialized globals.\n"
" [no-]cpp Preprocess all input files with cpp.\n"
" [no-]crc Write progdefs.h crc to progs.dat.\n"
" [no-]debug Generate debug information.\n"
" [no-]fast-float Use float values directly in \"if\" statements.\n"
" help Display this text.\n"
" [no-]local-merging Merge the local variable blocks into one.\n"
" [no-]optimize Perform various optimizations on the code.\n"
" [no-]promote-float Promote float when passed through ...\n"
" [no-]short-circuit Generate short circuit code for logical\n"
" operators.\n"
" [no-]single-cpp Convert progs.src to cpp input file.\n"
" [no-]vector-calls Generate slower but data efficient code for\n"
" passing\n"
" vectors to functiosn.\n"
" [no-]vector-components Create *_[xyz] symbols for vector variables.\n"
" target=v6|v6p|ruamoko Generate code for the specified target VM\n"
" v6 Standard Quake VM (qcc compatible)\n"
" v6p *QuakeForge extended v6 instructions\n"
" ruamoko QuakeForge SIMD instructions\n"
"\n"
"For details, see the qfcc(1) manual page\n"
);
exit (0);
return false;
}
static bool
warning_usage (void)
{
printf ("%s - QuakeForge Code Compiler\n", this_program);
printf ("Warnings options\n");
printf (
" all Turn on all warnings.\n"
" [no-]cow Warn about assignement to initialized globals.\n"
" [no-]error Treat warnings as errors.\n"
" [no-]executable Warn about statements with no effect.\n"
" help Display his text.\n"
" [no-]initializer Warn about excessive structure/array\n"
" initializers.\n"
" [no-]integer-divide Warn about division of integer constants.\n"
" [no-]interface-check Warn about methods not declared in the\n"
" interface.\n"
" none Turn off all warnings.\n"
" [no-]precedence Warn about potentially ambiguous logic.\n"
" [no-]switch Warn about unhandled enum values in switch\n"
" statements.\n"
" [no-]redeclared Warn about redeclared local variables.\n"
" [no-]traditional Warn about bad code that qcc allowed.\n"
" [no-]undef-function Warn about calling a yet to be defined\n"
" function.\n"
" [no-]unimplemented Warn about unimplemented class methods.\n"
" [no-]unused Warn about unused local variables.\n"
" [no-]uninited-var Warn about using uninitialied variables.\n"
" [no-]vararg-integer Warn about passing integer constants to\n"
" functions with variable args.\n"
"\n"
"For details, see the qfcc(1) manual page\n"
);
exit (0);
return false;
}
static bool
notice_usage (void)
{
printf ("%s - QuakeForge Code Compiler\n", this_program);
printf ("Notice options\n");
printf (
" help Display his text.\n"
" none Turn off all notices.\n"
" warn Change notices to warnings.\n"
"\n"
"For details, see the qfcc(1) manual page\n"
);
exit (0);
return false;
}
static bool
bug_usage (void)
{
printf ("%s - QuakeForge Code Compiler\n", this_program);
printf ("Bug options\n");
printf (
" help Display his text.\n"
" none Turn off all bugs (don't we wish: messages).\n"
" die Change bugs to internal errors.\n"
"\n"
"This is a developer feature and thus not in the manual page\n"
);
exit (0);
return false;
}
static void
add_file (const char *file)
{
if (num_files >= files_size - 1) {
files_size += 16;
source_files = realloc (source_files, files_size * sizeof (char *));
}
source_files[num_files++] = save_string (file);
source_files[num_files] = 0;
}
#define OPTION(type, opt, str, field, flag) \
({ \
bool match = false; \
if (strcasecmp (opt, str) == 0) { \
options.type.field = flag; \
options_user_set.type.field = true; \
match = true; \
} \
match; \
})
static bool
parse_block_dot_option (const char *opt)
{
bool flag = true;
if (!strncasecmp (opt, "no-", 3)) {
flag = false;
opt += 3;
}
if (OPTION (block_dot, opt, "initial", initial, flag)) {
return true;
}
if (OPTION (block_dot, opt, "thread", thread, flag)) {
return true;
}
if (OPTION (block_dot, opt, "dead", dead, flag)) {
return true;
}
if (OPTION (block_dot, opt, "final", final, flag)) {
return true;
}
if (OPTION (block_dot, opt, "dags", dags, flag)) {
return true;
}
if (OPTION (block_dot, opt, "expr", expr, flag)) {
return true;
}
if (OPTION (block_dot, opt, "flow", flow, flag)) {
return true;
}
if (OPTION (block_dot, opt, "reaching", reaching, flag)) {
return true;
}
if (OPTION (block_dot, opt, "statements", statements, flag)) {
return true;
}
if (OPTION (block_dot, opt, "live", live, flag)) {
return true;
}
if (OPTION (block_dot, opt, "post", post, flag)) {
return true;
}
return false;
}
static bool
parse_bug_option (const char *opt)
{
if (OPTION (bug, opt, "help", help, bug_usage ())) {
return true;
}
if (OPTION (bug, opt, "none", silent, true)) {
return true;
}
if (OPTION (bug, opt, "warn", promote, true)) {
return true;
}
return false;
}
static bool
parse_notice_option (const char *opt)
{
if (OPTION (notices, opt, "help", help, notice_usage ())) {
return true;
}
if (OPTION (notices, opt, "none", silent, true)) {
return true;
}
if (OPTION (notices, opt, "warn", promote, true)) {
return true;
}
return false;
}
bool
parse_warning_option (const char *opt)
{
if (!(strcasecmp (opt, "all"))) {
OPTION(warnings, "", "", cow, true);
OPTION(warnings, "", "", undefined_function, true);
OPTION(warnings, "", "", uninited_variable, true);
OPTION(warnings, "", "", vararg_integer, true);
OPTION(warnings, "", "", integer_divide, true);
OPTION(warnings, "", "", interface_check, true);
OPTION(warnings, "", "", unused, true);
OPTION(warnings, "", "", executable, true);
OPTION(warnings, "", "", traditional, true);
OPTION(warnings, "", "", precedence, true);
OPTION(warnings, "", "", initializer, true);
OPTION(warnings, "", "", unimplemented, true);
OPTION(warnings, "", "", redeclared, true);
OPTION(warnings, "", "", enum_switch, true);
return true;
} else if (!(strcasecmp (opt, "none"))) {
OPTION(warnings, "", "", cow, false);
OPTION(warnings, "", "", undefined_function, false);
OPTION(warnings, "", "", uninited_variable, false);
OPTION(warnings, "", "", vararg_integer, false);
OPTION(warnings, "", "", integer_divide, false);
OPTION(warnings, "", "", interface_check, false);
OPTION(warnings, "", "", unused, false);
OPTION(warnings, "", "", executable, false);
OPTION(warnings, "", "", traditional, false);
OPTION(warnings, "", "", precedence, false);
OPTION(warnings, "", "", initializer, false);
OPTION(warnings, "", "", unimplemented, false);
OPTION(warnings, "", "", redeclared, false);
OPTION(warnings, "", "", enum_switch, false);
return true;
} else {
bool flag = true;
if (!strncasecmp (opt, "no-", 3)) {
flag = false;
opt += 3;
}
if (OPTION(warnings, opt, "cow", cow, flag)) {
return true;
}
if (OPTION(warnings, opt, "error", promote, flag)) {
return true;
}
if (OPTION(warnings, opt, "executable", executable, flag)) {
return true;
}
if (OPTION(warnings, opt, "help", help, warning_usage())) {
return true;
}
if (OPTION(warnings, opt, "initializer", initializer, flag)) {
return true;
}
if (OPTION(warnings, opt, "integer-divide", integer_divide, flag)) {
return true;
}
if (OPTION(warnings, opt, "interface-check", interface_check, flag)) {
return true;
}
if (OPTION(warnings, opt, "precedence", precedence, flag)) {
return true;
}
if (OPTION(warnings, opt, "redeclared", redeclared, flag)) {
return true;
}
if (OPTION(warnings, opt, "switch", enum_switch, flag)) {
return true;
}
if (OPTION(warnings, opt, "traditional", traditional, flag)) {
return true;
}
if (OPTION(warnings, opt, "undef-function", undefined_function, flag)) {
return true;
}
if (OPTION(warnings, opt, "unimplemented", unimplemented, flag)) {
return true;
}
if (OPTION(warnings, opt, "unused", unused, flag)) {
return true;
}
if (OPTION(warnings, opt, "uninited-var", uninited_variable, flag)) {
return true;
}
if (OPTION(warnings, opt, "vararg-integer", vararg_integer, flag)) {
return true;
}
}
return false;
}
bool
parse_code_option (const char *opt)
{
bool flag = true;
if (!(strncasecmp (opt, "target=", 7))) {
const char *tgt = opt + 7;
if (!strcasecmp (tgt, "v6")) {
options.code.progsversion = PROG_ID_VERSION;
} else if (!strcasecmp (tgt, "v6p")) {
options.code.progsversion = PROG_V6P_VERSION;
} else if (!strcasecmp (tgt, "ruamoko")) {
options.code.progsversion = PROG_VERSION;
} else {
fprintf (stderr, "unknown target: %s\n", tgt);
exit (1);
}
return true;
}
if (!strncasecmp (opt, "no-", 3)) {
flag = false;
opt += 3;
}
if (!strcasecmp (opt, "cpp")) {
cpp_name = flag ? CPP_NAME : 0;
return true;
}
if (!strcasecmp (opt, "single-cpp")) {
options.single_cpp = flag;
return true;
}
if (OPTION(code, opt, "cow", cow, flag)) {
return true;
}
if (OPTION(code, opt, "crc", crc, flag)) {
return true;
}
if (OPTION(code, opt, "debug", debug, flag)) {
return true;
}
if (OPTION(code, opt, "fast-float", fast_float, flag)) {
return true;
}
if (OPTION(code, opt, "promote-float", promote_float, flag)) {
return true;
}
if (OPTION(code, opt, "help", help, code_usage ())) {
return true;
}
if (OPTION(code, opt, "local-merging", local_merging, flag)) {
return true;
}
if (OPTION(code, opt, "optimize", optimize, flag)) {
return true;
}
if (OPTION(code, opt, "short-circuit", short_circuit, flag)) {
return true;
}
if (OPTION(code, opt, "ifstring", ifstring, flag)) {
return true;
}
if (OPTION(code, opt, "vector-calls", vector_calls, flag)) {
return true;
}
if (OPTION(code, opt, "vector-components", vector_components, flag)) {
return true;
}
if (OPTION(code, opt, "const-initializers", const_initializers, flag)) {
return true;
}
return false;
}
static int
parse_args_string (const char *args, bool (*parse) (const char *))
{
void free_opts (char **o) { free (*o); }
__attribute__((cleanup(free_opts))) char *opts = strdup (optarg);
char *temp = strtok (opts, ",");
while (temp) {
if (!parse (temp)) {
return false;
}
temp = strtok (NULL, ",");
}
return true;
}
int
DecodeArgs (int argc, char **argv)
{
int c;
int saw_E = 0, saw_MD = 0;
add_cpp_undef ("-undef");
add_cpp_undef ("-nostdinc");
add_cpp_undef ("-fno-extended-identifiers");
add_cpp_def ("-D__QFCC__=1");
add_cpp_def ("-D__QUAKEC__=1");
sourcedir = "";
progs_src = "progs.src";
while ((c = getopt_long (argc, argv, short_options, long_options, 0))
!= EOF) {
switch (c) {
case 1: // ordinary file
add_file (NORMALIZE (optarg));
break;
case 'o':
if (options.output_file) {
fprintf (stderr, "%s: -o must not be used more than once\n",
this_program);
exit (1);
} else {
options.output_file = save_string (NORMALIZE (optarg));
}
break;
case 'l': // lib file
add_file (va (0, "-l%s", NORMALIZE (optarg)));
break;
case 'L':
linker_add_path (NORMALIZE (optarg));
break;
case 'h': // help
usage (0);
break;
case 'V': // version
printf ("%s version %s\n", PACKAGE_NAME, PACKAGE_VERSION);
exit (0);
break;
case 's': // src dir
sourcedir = save_string (NORMALIZE (optarg));
break;
case 'P': // progs-src
progs_src = save_string (NORMALIZE (optarg));
break;
case 'F':
options.files_dat = true;
break;
case OPT_PROGDEFS:
options.progdefs_h = true;
break;
case OPT_QCCX_ESCAPES:
options.qccx_escapes = true;
break;
case 'q': // quiet
options.verbosity -= 1;
break;
case 'v': // verbose
options.verbosity += 1;
break;
case 'g': // debug
options.code.debug = true;
break;
case 'O': // optimize
options.code.optimize = true;
break;
case OPT_FRAMES:
options.frames_files = 1;
break;
case OPT_EXTENDED:
options.traditional = 1;
options.advanced = false;
options.code.progsversion = PROG_ID_VERSION;
options.code.const_initializers = true;
break;
case OPT_TRADITIONAL:
options.traditional = 2;
options.advanced = 0;
options.code.progsversion = PROG_ID_VERSION;
options.code.const_initializers = true;
break;
case OPT_ADVANCED:
options.traditional = 0;
options.advanced = 1;
options.code.progsversion = PROG_V6P_VERSION;
options.code.const_initializers = false;
break;
case OPT_RUAMOKO:
options.traditional = 0;
options.advanced = 2;
options.code.progsversion = PROG_VERSION;
options.code.const_initializers = false;
break;
case OPT_BLOCK_DOT:
if (optarg) {
parse_args_string (optarg, parse_block_dot_option);
} else {
options.block_dot.initial = true;
options.block_dot.thread = true;
options.block_dot.dead = true;
options.block_dot.final = true;
options.block_dot.dags = true;
options.block_dot.expr = true;
options.block_dot.flow = true;
options.block_dot.reaching = true;
options.block_dot.statements = true;
options.block_dot.live = true;
options.block_dot.post = true;
}
break;
case 'c':
options.compile = true;
break;
case 'r':
options.partial_link = true;
break;
case 'z':
options.gzip = true;
break;
case 'C':
parse_args_string (optarg, parse_code_option);
break;
case 'W':
parse_args_string (optarg, parse_warning_option);
break;
case 'N':
parse_args_string (optarg, parse_notice_option);
break;
case OPT_BUG:
parse_args_string (optarg, parse_bug_option);
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 or --ruamoko 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_user_set.code.ifstring) {
options.code.ifstring = false;
}
if (!options_user_set.code.short_circuit) {
options.code.short_circuit = false;
}
if (!options_user_set.code.local_merging) {
options.code.local_merging = false;
}
if (!options_user_set.code.vector_components) {
options.code.vector_components = true;
}
if (options.math.vector_mult == 0) {
options.math.vector_mult = DOT;
}
}
if (!options.code.progsversion)
options.code.progsversion = PROG_VERSION;
if (!options.traditional) {
// avanced=2 requires the Ruamoko ISA
options.advanced = 2 - (options.code.progsversion < PROG_VERSION);
const char *ruamoko = va (0, "-D__RUAMOKO__=%d", options.advanced);
add_cpp_def (save_string (ruamoko));
if (!options_user_set.code.ifstring) {
options.code.ifstring = false;
}
if (!options_user_set.code.short_circuit) {
options.code.short_circuit = true;
}
if (!options_user_set.code.local_merging) {
options.code.local_merging = true;
}
if (!options_user_set.code.vector_components) {
options.code.vector_components = false;
}
if (!options_user_set.math.vector_mult == 0) {
options.math.vector_mult = options.advanced == 1 ? DOT : HADAMARD;
}
} else {
options.code.promote_float = false;
}
if (options.code.progsversion == PROG_ID_VERSION) {
options.code.promote_float = false;
add_cpp_def ("-D__VERSION6__=1");
if (!options_user_set.code.crc) {
options.code.crc = true;
}
} else {
if (!options_user_set.code.crc) {
options.code.crc = false;
}
}
if (options.traditional && options.advanced) {
fprintf (stderr,
"%s: internal error: traditional and advanced twisted\n",
this_program);
abort ();
}
// add the default paths
if (!options.no_default_paths) {
add_cpp_sysinc ("-isystem");
add_cpp_sysinc (QFCC_INCLUDE_PATH);
linker_add_path (QFCC_LIB_PATH);
}
if (options.verbosity >= 3) {
qc_yydebug = 1;
qp_yydebug = 1;
}
return optind;
}