1003 lines
32 KiB
C
1003 lines
32 KiB
C
/*
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* Program entry point, command line parsing
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*
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* Copyright (C) 2001-2008 Peter Johnson
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* Copyright (C) 2007-2008 Samuel Thibault
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND OTHER CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR OTHER CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <util.h>
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/*@unused@*/ RCSID("$Id: tasm.c 1523 2006-05-06 16:11:56Z peter $");
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#include <ctype.h>
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#include <libyasm/compat-queue.h>
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#include <libyasm/bitvect.h>
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#include <libyasm.h>
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#ifdef HAVE_LIBGEN_H
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#include <libgen.h>
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#endif
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#include "tasm-options.h"
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#ifdef CMAKE_BUILD
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#include "yasm-plugin.h"
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#endif
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#include "license.c"
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#define DEFAULT_OBJFMT_MODULE "bin"
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/*@null@*/ /*@only@*/ static char *obj_filename = NULL, *in_filename = NULL;
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/*@null@*/ /*@only@*/ static char *list_filename = NULL, *xref_filename = NULL;
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/*@null@*/ /*@only@*/ static char *machine_name = NULL;
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static int special_options = 0;
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static int segment_ordering = 0;
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static int cross_reference = 0;
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static int floating_point = 0;
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static int listing = 0;
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static int expanded_listing = 0;
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static int case_sensitivity = 0;
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static int valid_length = -1;
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/*@null@*/ /*@dependent@*/ static yasm_arch *cur_arch = NULL;
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/*@null@*/ /*@dependent@*/ static const yasm_arch_module *
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cur_arch_module = NULL;
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/*@null@*/ /*@dependent@*/ static const yasm_parser_module *
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cur_parser_module = NULL;
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/*@null@*/ /*@dependent@*/ static yasm_preproc *cur_preproc = NULL;
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/*@null@*/ /*@dependent@*/ static const yasm_preproc_module *
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cur_preproc_module = NULL;
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/*@null@*/ static char *objfmt_keyword = NULL;
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/*@null@*/ /*@dependent@*/ static const yasm_objfmt_module *
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cur_objfmt_module = NULL;
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/*@null@*/ /*@dependent@*/ static const yasm_dbgfmt_module *
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cur_dbgfmt_module = NULL;
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/*@null@*/ /*@dependent@*/ static yasm_listfmt *cur_listfmt = NULL;
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/*@null@*/ /*@dependent@*/ static const yasm_listfmt_module *
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cur_listfmt_module = NULL;
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static int warning_error = 0; /* warnings being treated as errors */
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static FILE *errfile;
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/*@null@*/ /*@only@*/ static char *error_filename = NULL;
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/*@null@*/ /*@dependent@*/ static FILE *open_file(const char *filename,
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const char *mode);
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static void check_errors(/*@only@*/ yasm_errwarns *errwarns,
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/*@only@*/ yasm_object *object,
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/*@only@*/ yasm_linemap *linemap);
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static void cleanup(/*@null@*/ /*@only@*/ yasm_object *object);
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/* Forward declarations: cmd line parser handlers */
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static int opt_special_handler(char *cmd, /*@null@*/ char *param, int extra);
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static int opt_segment_ordering_handler(char *cmd, /*@null@*/ char *param, int extra);
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static int opt_cross_reference_handler(char *cmd, /*@null@*/ char *param, int extra);
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static int opt_floating_point_handler(char *cmd, /*@null@*/ char *param, int extra);
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static int opt_ignore(char *cmd, /*@null@*/ char *param, int extra);
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static int opt_listing_handler(char *cmd, /*@null@*/ char *param, int extra);
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static int opt_case_handler(char *cmd, /*@null@*/ char *param, int extra);
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static int opt_valid_length_handler(char *cmd, /*@null@*/ char *param, int extra);
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static int opt_warning_handler(char *cmd, /*@null@*/ char *param, int extra);
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static int opt_preproc_option(char *cmd, /*@null@*/ char *param, int extra);
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static int opt_exe_handler(char *cmd, /*@null@*/ char *param, int extra);
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static /*@only@*/ char *replace_extension(const char *orig, /*@null@*/
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const char *ext, const char *def);
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static void print_error(const char *fmt, ...);
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static /*@exits@*/ void handle_yasm_int_error(const char *file,
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unsigned int line,
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const char *message);
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static /*@exits@*/ void handle_yasm_fatal(const char *message, va_list va);
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static const char *handle_yasm_gettext(const char *msgid);
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static void print_yasm_error(const char *filename, unsigned long line,
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const char *msg, /*@null@*/ const char *xref_fn,
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unsigned long xref_line,
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/*@null@*/ const char *xref_msg);
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static void print_yasm_warning(const char *filename, unsigned long line,
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const char *msg);
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static void apply_preproc_builtins(void);
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static void apply_preproc_standard_macros(const yasm_stdmac *stdmacs);
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static void apply_preproc_saved_options(void);
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static void print_list_keyword_desc(const char *name, const char *keyword);
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/* values for special_options */
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#define SPECIAL_SHOW_HELP 0x01
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#define SPECIAL_SHOW_VERSION 0x02
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#define SPECIAL_SHOW_LICENSE 0x04
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#define SEGMENT_ORDERING_ALPHABETIC 0x01
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#define SEGMENT_ORDERING_SOURCE 0x02
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#define FP_EMULATED 0x01
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#define FP_REAL 0x02
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#define CASE_ALL 0x01
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#define CASE_GLOBALS 0x02
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#define CASE_NONE 0x04
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#define DEBUG_FULL 0x01
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#define DEBUG_LINES 0x02
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#define DEBUG_NONE 0x04
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/* command line options */
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static opt_option options[] =
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{
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{ "version", 0, opt_special_handler, SPECIAL_SHOW_VERSION,
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N_("show version text"), NULL },
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{ "license", 0, opt_special_handler, SPECIAL_SHOW_LICENSE,
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N_("show license text"), NULL },
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{ "a", 0, opt_segment_ordering_handler, SEGMENT_ORDERING_ALPHABETIC,
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N_("Alphabetic segment ordering"), NULL },
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{ "s", 0, opt_segment_ordering_handler, SEGMENT_ORDERING_SOURCE,
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N_("Source segment ordering"), NULL },
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{ "c", 0, opt_cross_reference_handler, 0,
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N_("Generate cross-reference in listing"), NULL },
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{ "d", 1, opt_preproc_option, 2,
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N_("pre-define a macro, optionally to value"), N_("macro[=value]") },
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{ "e", 0, opt_floating_point_handler, FP_EMULATED,
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N_("Emulated floating-point instructions (not supported)"), NULL },
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{ "r", 0, opt_floating_point_handler, FP_REAL,
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N_("Real floating-point instructions"), NULL },
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{ "h", 0, opt_special_handler, SPECIAL_SHOW_HELP,
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N_("show help text"), NULL },
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{ "?", 0, opt_special_handler, SPECIAL_SHOW_HELP,
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N_("show help text"), NULL },
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{ "i", 1, opt_preproc_option, 0,
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N_("add include path"), N_("path") },
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{ "j", 1, opt_ignore, 0,
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N_("Jam in an assemble directive CMD (eg. /jIDEAL) (not supported)"), NULL },
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{ "k", 1, opt_ignore, 0,
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N_("Hash table capacity (ignored)"), N_("# symbols") },
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{ "l", 0, opt_listing_handler, 0,
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N_("Generate listing"), N_("l=normal listing, la=expanded listing") },
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{ "ml", 0, opt_case_handler, CASE_ALL,
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N_("Case sensitivity on all symbols"), NULL },
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{ "mx", 0, opt_case_handler, CASE_GLOBALS,
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N_("Case sensitivity on global symbols"), NULL },
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{ "mu", 0, opt_case_handler, CASE_NONE,
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N_("No case sensitivity on symbols"), NULL },
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{ "mv", 0, opt_valid_length_handler, 0,
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N_("Set maximum valid length for symbols"), N_("length") },
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{ "m", 1, opt_ignore, 0,
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N_("Allow multiple passes to resolve forward reference (ignored)"), N_("number of passes") },
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{ "n", 0, opt_ignore, 0,
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N_("Suppress symbol tables in listing"), NULL },
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{ "o", 0, opt_ignore, 0,
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N_("Object code"), N_("os: standard, o: standard w/overlays, op: Phar Lap, oi: IBM") },
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{ "p", 0, opt_ignore, 0,
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N_("Check for code segment overrides in protected mode"), NULL },
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{ "q", 0, opt_ignore, 0,
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N_("Suppress OBJ records not needed for linking (ignored)"), NULL },
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{ "t", 0, opt_ignore, 0,
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N_("Suppress messages if successful assembly"), NULL },
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{ "u", 0, opt_ignore, 0,
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N_("Set version emulation"), N_("Version") },
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{ "w", 1, opt_warning_handler, 0,
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N_("Set warning level"), N_("w0=none, w1=w2=warnings on, w-xxx/w+xxx=disable/enable warning xxx") },
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{ "x", 0, opt_ignore, 0,
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N_("Include false conditionals in listing"), NULL },
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{ "zi", 0, opt_ignore, DEBUG_FULL,
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N_("Full debug info"), NULL },
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{ "zd", 0, opt_ignore, DEBUG_LINES,
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N_("Line numbers debug info"), NULL },
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{ "zn", 0, opt_ignore, DEBUG_NONE,
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N_("No debug info"), NULL },
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{ "z", 0, opt_ignore, 0,
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N_("Display source line with error message (ignored)"), NULL },
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{ "b", 0, opt_exe_handler, 0,
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N_("Build a (very) basic .exe file"), NULL },
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};
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/* version message */
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/*@observer@*/ static const char *version_msg[] = {
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PACKAGE_NAME " " PACKAGE_INTVER "." PACKAGE_BUILD,
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"Compiled on " __DATE__ ".",
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"Copyright (c) 2001-2010 Peter Johnson and other Yasm developers.",
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"Run yasm --license for licensing overview and summary."
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};
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/* help messages */
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/*@observer@*/ static const char *help_head = N_(
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"usage: tasm [option]* source [,object] [,listing] [,xref] \n"
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"Options:\n");
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/*@observer@*/ static const char *help_tail = N_(
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"\n"
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"source is asm source to be assembled.\n"
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"\n"
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"Sample invocation:\n"
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" tasm /zi source.asm\n"
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"\n"
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"Report bugs to bug-yasm@tortall.net\n");
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/* parsed command line storage until appropriate modules have been loaded */
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typedef STAILQ_HEAD(constcharparam_head, constcharparam) constcharparam_head;
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typedef struct constcharparam {
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STAILQ_ENTRY(constcharparam) link;
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const char *param;
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int id;
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} constcharparam;
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static constcharparam_head preproc_options;
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static int
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do_assemble(void)
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{
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yasm_object *object;
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const char *base_filename;
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/*@null@*/ FILE *obj = NULL;
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yasm_arch_create_error arch_error;
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yasm_linemap *linemap;
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yasm_errwarns *errwarns = yasm_errwarns_create();
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int i, matched;
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/* Initialize line map */
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linemap = yasm_linemap_create();
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yasm_linemap_set(linemap, in_filename, 0, 1, 1);
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/* determine the object filename if not specified */
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if (!obj_filename) {
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if (in_filename == NULL)
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/* Default to yasm.out if no obj filename specified */
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obj_filename = yasm__xstrdup("yasm.out");
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else {
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/* replace (or add) extension to base filename */
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yasm__splitpath(in_filename, &base_filename);
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if (base_filename[0] == '\0')
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obj_filename = yasm__xstrdup("yasm.out");
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else
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obj_filename = replace_extension(base_filename,
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"obj",
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"yasm.out");
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}
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}
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cur_arch = yasm_arch_create(cur_arch_module, machine_name,
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cur_parser_module->keyword, &arch_error);
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if (!cur_arch) {
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switch (arch_error) {
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case YASM_ARCH_CREATE_BAD_MACHINE:
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print_error(_("%s: `%s' is not a valid %s for %s `%s'"),
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_("FATAL"), machine_name, _("machine"),
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_("architecture"), cur_arch_module->keyword);
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break;
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case YASM_ARCH_CREATE_BAD_PARSER:
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print_error(_("%s: `%s' is not a valid %s for %s `%s'"),
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_("FATAL"), cur_parser_module->keyword,
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_("parser"), _("architecture"),
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cur_arch_module->keyword);
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break;
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default:
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print_error(_("%s: unknown architecture error"), _("FATAL"));
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}
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return EXIT_FAILURE;
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}
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/* Create object */
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object = yasm_object_create(in_filename, obj_filename, cur_arch,
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cur_objfmt_module, cur_dbgfmt_module);
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if (!object) {
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yasm_error_class eclass;
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unsigned long xrefline;
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/*@only@*/ /*@null@*/ char *estr, *xrefstr;
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yasm_error_fetch(&eclass, &estr, &xrefline, &xrefstr);
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print_error("%s: %s", _("FATAL"), estr);
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yasm_xfree(estr);
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yasm_xfree(xrefstr);
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cleanup(object);
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return EXIT_FAILURE;
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}
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/* Get a fresh copy of objfmt_module as it may have changed. */
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cur_objfmt_module = ((yasm_objfmt_base *)object->objfmt)->module;
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/* Check to see if the requested preprocessor is in the allowed list
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* for the active parser.
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*/
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matched = 0;
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for (i=0; cur_parser_module->preproc_keywords[i]; i++)
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if (yasm__strcasecmp(cur_parser_module->preproc_keywords[i],
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cur_preproc_module->keyword) == 0)
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matched = 1;
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if (!matched) {
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print_error(_("%s: `%s' is not a valid %s for %s `%s'"), _("FATAL"),
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cur_preproc_module->keyword, _("preprocessor"),
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_("parser"), cur_parser_module->keyword);
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cleanup(object);
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return EXIT_FAILURE;
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}
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cur_preproc = yasm_preproc_create(cur_preproc_module, in_filename,
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object->symtab, linemap, errwarns);
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apply_preproc_builtins();
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apply_preproc_standard_macros(cur_parser_module->stdmacs);
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apply_preproc_standard_macros(cur_objfmt_module->stdmacs);
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apply_preproc_saved_options();
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/* Get initial x86 BITS setting from object format */
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if (strcmp(cur_arch_module->keyword, "x86") == 0) {
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yasm_arch_set_var(cur_arch, "mode_bits",
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cur_objfmt_module->default_x86_mode_bits);
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}
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/* Parse! */
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cur_parser_module->do_parse(object, cur_preproc, list_filename != NULL,
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linemap, errwarns);
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check_errors(errwarns, object, linemap);
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/* Finalize parse */
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yasm_object_finalize(object, errwarns);
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check_errors(errwarns, object, linemap);
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/* Optimize */
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yasm_object_optimize(object, errwarns);
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check_errors(errwarns, object, linemap);
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/* generate any debugging information */
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yasm_dbgfmt_generate(object, linemap, errwarns);
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check_errors(errwarns, object, linemap);
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/* open the object file for output (if not already opened by dbg objfmt) */
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if (!obj && strcmp(cur_objfmt_module->keyword, "dbg") != 0) {
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obj = open_file(obj_filename, "wb");
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if (!obj) {
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cleanup(object);
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return EXIT_FAILURE;
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}
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}
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/* Write the object file */
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yasm_objfmt_output(object, obj?obj:stderr,
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strcmp(cur_dbgfmt_module->keyword, "null"), errwarns);
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/* Close object file */
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if (obj)
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fclose(obj);
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/* If we had an error at this point, we also need to delete the output
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* object file (to make sure it's not left newer than the source).
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*/
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if (yasm_errwarns_num_errors(errwarns, warning_error) > 0)
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remove(obj_filename);
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check_errors(errwarns, object, linemap);
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/* Open and write the list file */
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if (list_filename) {
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FILE *list = open_file(list_filename, "wt");
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if (!list) {
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cleanup(object);
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return EXIT_FAILURE;
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}
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/* Initialize the list format */
|
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cur_listfmt = yasm_listfmt_create(cur_listfmt_module, in_filename,
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obj_filename);
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yasm_listfmt_output(cur_listfmt, list, linemap, cur_arch);
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fclose(list);
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}
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yasm_errwarns_output_all(errwarns, linemap, warning_error,
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print_yasm_error, print_yasm_warning);
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yasm_linemap_destroy(linemap);
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yasm_errwarns_destroy(errwarns);
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cleanup(object);
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return EXIT_SUCCESS;
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}
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|
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/* main function */
|
|
/*@-globstate -unrecog@*/
|
|
int
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main(int argc, char *argv[])
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{
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size_t i;
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errfile = stderr;
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#if defined(HAVE_SETLOCALE) && defined(HAVE_LC_MESSAGES)
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setlocale(LC_MESSAGES, "");
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#endif
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#if defined(LOCALEDIR)
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bindtextdomain(PACKAGE, LOCALEDIR);
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#endif
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textdomain(PACKAGE);
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/* Initialize errwarn handling */
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yasm_internal_error_ = handle_yasm_int_error;
|
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yasm_fatal = handle_yasm_fatal;
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yasm_gettext_hook = handle_yasm_gettext;
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yasm_errwarn_initialize();
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|
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/* Initialize BitVector (needed for intnum/floatnum). */
|
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if (BitVector_Boot() != ErrCode_Ok) {
|
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print_error(_("%s: could not initialize BitVector"), _("FATAL"));
|
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return EXIT_FAILURE;
|
|
}
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|
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/* Initialize intnum and floatnum */
|
|
yasm_intnum_initialize();
|
|
yasm_floatnum_initialize();
|
|
|
|
#ifdef CMAKE_BUILD
|
|
/* Load standard modules */
|
|
if (!load_plugin("yasmstd")) {
|
|
print_error(_("%s: could not load standard modules"), _("FATAL"));
|
|
return EXIT_FAILURE;
|
|
}
|
|
#endif
|
|
|
|
/* Initialize parameter storage */
|
|
STAILQ_INIT(&preproc_options);
|
|
|
|
if (parse_cmdline(argc, argv, options, NELEMS(options), print_error))
|
|
return EXIT_FAILURE;
|
|
|
|
switch (special_options) {
|
|
case SPECIAL_SHOW_HELP:
|
|
/* Does gettext calls internally */
|
|
help_msg(help_head, help_tail, options, NELEMS(options));
|
|
return EXIT_SUCCESS;
|
|
case SPECIAL_SHOW_VERSION:
|
|
for (i=0; i<NELEMS(version_msg); i++)
|
|
printf("%s\n", version_msg[i]);
|
|
return EXIT_SUCCESS;
|
|
case SPECIAL_SHOW_LICENSE:
|
|
for (i=0; i<NELEMS(license_msg); i++)
|
|
printf("%s\n", license_msg[i]);
|
|
return EXIT_SUCCESS;
|
|
}
|
|
|
|
/* Open error file if specified. */
|
|
if (error_filename) {
|
|
errfile = open_file(error_filename, "wt");
|
|
if (!errfile)
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
/* If not already specified, default to bin as the object format. */
|
|
if (!cur_objfmt_module) {
|
|
if (!objfmt_keyword)
|
|
objfmt_keyword = yasm__xstrdup(DEFAULT_OBJFMT_MODULE);
|
|
cur_objfmt_module = yasm_load_objfmt(objfmt_keyword);
|
|
if (!cur_objfmt_module) {
|
|
print_error(_("%s: could not load default %s"), _("FATAL"),
|
|
_("object format"));
|
|
return EXIT_FAILURE;
|
|
}
|
|
}
|
|
|
|
/* TASM's architecture is x86 */
|
|
cur_arch_module = yasm_load_arch("x86");
|
|
if (!cur_arch_module) {
|
|
print_error(_("%s: could not load %s"), _("FATAL"),
|
|
_("architecture"));
|
|
return EXIT_FAILURE;
|
|
}
|
|
machine_name =
|
|
yasm__xstrdup(cur_arch_module->default_machine_keyword);
|
|
|
|
/* Check for arch help */
|
|
if (machine_name && strcmp(machine_name, "help") == 0) {
|
|
const yasm_arch_machine *m = cur_arch_module->machines;
|
|
printf(_("Available %s for %s `%s':\n"), _("machines"),
|
|
_("architecture"), cur_arch_module->keyword);
|
|
while (m->keyword && m->name) {
|
|
print_list_keyword_desc(m->name, m->keyword);
|
|
m++;
|
|
}
|
|
return EXIT_SUCCESS;
|
|
}
|
|
|
|
cur_parser_module = yasm_load_parser("tasm");
|
|
if (!cur_parser_module) {
|
|
print_error(_("%s: could not load %s"), _("FATAL"),
|
|
_("parser"));
|
|
cleanup(NULL);
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
/* If not already specified, default to the parser's default preproc. */
|
|
if (!cur_preproc_module) {
|
|
cur_preproc_module =
|
|
yasm_load_preproc(cur_parser_module->default_preproc_keyword);
|
|
if (!cur_preproc_module) {
|
|
print_error(_("%s: could not load default %s"), _("FATAL"),
|
|
_("preprocessor"));
|
|
cleanup(NULL);
|
|
return EXIT_FAILURE;
|
|
}
|
|
}
|
|
|
|
/* Determine input filename and open input file. */
|
|
if (!in_filename) {
|
|
print_error(_("No input files specified"));
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
/* If list file enabled, make sure we have a list format loaded. */
|
|
if (list_filename) {
|
|
/* use nasm as the list format. */
|
|
cur_listfmt_module = yasm_load_listfmt("nasm");
|
|
}
|
|
|
|
/* If not already specified, default to null as the debug format. */
|
|
if (!cur_dbgfmt_module) {
|
|
cur_dbgfmt_module = yasm_load_dbgfmt("null");
|
|
if (!cur_dbgfmt_module) {
|
|
print_error(_("%s: could not load default %s"), _("FATAL"),
|
|
_("debug format"));
|
|
return EXIT_FAILURE;
|
|
}
|
|
}
|
|
|
|
return do_assemble();
|
|
}
|
|
/*@=globstate =unrecog@*/
|
|
|
|
/* Open the object file. Returns 0 on failure. */
|
|
static FILE *
|
|
open_file(const char *filename, const char *mode)
|
|
{
|
|
FILE *f;
|
|
|
|
f = fopen(filename, mode);
|
|
if (!f)
|
|
print_error(_("could not open file `%s'"), filename);
|
|
return f;
|
|
}
|
|
|
|
static void
|
|
check_errors(yasm_errwarns *errwarns, yasm_object *object,
|
|
yasm_linemap *linemap)
|
|
{
|
|
if (yasm_errwarns_num_errors(errwarns, warning_error) > 0) {
|
|
yasm_errwarns_output_all(errwarns, linemap, warning_error,
|
|
print_yasm_error, print_yasm_warning);
|
|
yasm_linemap_destroy(linemap);
|
|
yasm_errwarns_destroy(errwarns);
|
|
cleanup(object);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
}
|
|
|
|
/* Define DO_FREE to 1 to enable deallocation of all data structures.
|
|
* Useful for detecting memory leaks, but slows down execution unnecessarily
|
|
* (as the OS will free everything we miss here).
|
|
*/
|
|
#define DO_FREE 1
|
|
|
|
/* Cleans up all allocated structures. */
|
|
static void
|
|
cleanup(yasm_object *object)
|
|
{
|
|
if (DO_FREE) {
|
|
if (cur_listfmt)
|
|
yasm_listfmt_destroy(cur_listfmt);
|
|
if (cur_preproc)
|
|
yasm_preproc_destroy(cur_preproc);
|
|
if (object)
|
|
yasm_object_destroy(object);
|
|
|
|
yasm_floatnum_cleanup();
|
|
yasm_intnum_cleanup();
|
|
|
|
yasm_errwarn_cleanup();
|
|
|
|
BitVector_Shutdown();
|
|
}
|
|
|
|
if (DO_FREE) {
|
|
if (in_filename)
|
|
yasm_xfree(in_filename);
|
|
if (obj_filename)
|
|
yasm_xfree(obj_filename);
|
|
if (list_filename)
|
|
yasm_xfree(list_filename);
|
|
if (xref_filename)
|
|
yasm_xfree(xref_filename);
|
|
if (machine_name)
|
|
yasm_xfree(machine_name);
|
|
if (objfmt_keyword)
|
|
yasm_xfree(objfmt_keyword);
|
|
}
|
|
|
|
if (errfile != stderr && errfile != stdout)
|
|
fclose(errfile);
|
|
#ifdef CMAKE_BUILD
|
|
unload_plugins();
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* Command line options handlers
|
|
*/
|
|
static char ** const filenames[] = {
|
|
&in_filename, &obj_filename, &list_filename, &xref_filename, NULL
|
|
}, ** const * cur_filename = &filenames[0];
|
|
|
|
static int filename_handler(char *param) {
|
|
if (!*cur_filename) {
|
|
print_error(_("error: too many files on command line."));
|
|
return 1;
|
|
}
|
|
|
|
if (*param)
|
|
**cur_filename = yasm__xstrdup(param);
|
|
|
|
return 0;
|
|
}
|
|
int
|
|
not_an_option_handler(char *param) {
|
|
char *c, *d = param;
|
|
|
|
while ((c = strchr(d, ','))) {
|
|
*c = '\0';
|
|
if (filename_handler(d))
|
|
return 1;
|
|
d = c + 1;
|
|
cur_filename++;
|
|
}
|
|
filename_handler(d);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
opt_special_handler(/*@unused@*/ char *cmd, /*@unused@*/ char *param, int extra)
|
|
{
|
|
if (special_options == 0)
|
|
special_options = extra;
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
opt_segment_ordering_handler(/*@unused@*/ char *cmd, /*@unused@*/ char *param, int extra)
|
|
{
|
|
segment_ordering = extra;
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
opt_cross_reference_handler(/*@unused@*/ char *cmd, /*@unused@*/ char *param, int extra)
|
|
{
|
|
cross_reference = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
opt_floating_point_handler(/*@unused@*/ char *cmd, /*@unused@*/ char *param, int extra)
|
|
{
|
|
floating_point = extra;
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
opt_ignore(/*@unused@*/ char *cmd, /*@unused@*/ char *param, int extra)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
opt_listing_handler(/*@unused@*/ char *cmd, /*@unused@*/ char *param, int extra)
|
|
{
|
|
if (param && param[0]) {
|
|
if (param[0] != 'a')
|
|
return 1;
|
|
expanded_listing = 1;
|
|
}
|
|
listing = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
opt_case_handler(/*@unused@*/ char *cmd, /*@unused@*/ char *param, int extra)
|
|
{
|
|
case_sensitivity = extra;
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
opt_valid_length_handler(/*@unused@*/ char *cmd, /*@unused@*/ char *param, int extra)
|
|
{
|
|
valid_length = atoi(param);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
opt_warning_handler(char *cmd, /*@unused@*/ char *param, int extra)
|
|
{
|
|
/* is it disabling the warning instead of enabling? */
|
|
void (*action)(yasm_warn_class wclass) = NULL;
|
|
|
|
if (cmd[0] == '0') {
|
|
/* /w0, disable warnings */
|
|
yasm_warn_disable_all();
|
|
return 0;
|
|
}
|
|
|
|
if (cmd[0] == '1' || cmd[0] == '2') {
|
|
/* /w[12], enable warnings */
|
|
yasm_warn_enable(YASM_WARN_UNREC_CHAR);
|
|
yasm_warn_enable(YASM_WARN_ORPHAN_LABEL);
|
|
yasm_warn_enable(YASM_WARN_UNINIT_CONTENTS);
|
|
return 0;
|
|
}
|
|
|
|
/* detect no- prefix to disable the warning */
|
|
if (cmd[0] == '-') {
|
|
action = yasm_warn_disable;
|
|
} else if (cmd[0] == '+') {
|
|
action = yasm_warn_enable;
|
|
} else return 1;
|
|
|
|
/* skip past '+/-' */
|
|
cmd++;
|
|
|
|
if (cmd[0] == '\0')
|
|
/* just /w- or /w+, so definitely not valid */
|
|
return 1;
|
|
else if (strcmp(cmd, "error") == 0)
|
|
warning_error = (action == yasm_warn_enable);
|
|
else if (strcmp(cmd, "unrecognized-char") == 0)
|
|
action(YASM_WARN_UNREC_CHAR);
|
|
else if (strcmp(cmd, "orphan-labels") == 0)
|
|
action(YASM_WARN_ORPHAN_LABEL);
|
|
else if (strcmp(cmd, "uninit-contents") == 0)
|
|
action(YASM_WARN_UNINIT_CONTENTS);
|
|
else if (strcmp(cmd, "size-override") == 0)
|
|
action(YASM_WARN_SIZE_OVERRIDE);
|
|
else
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
opt_preproc_option(/*@unused@*/ char *cmd, char *param, int extra)
|
|
{
|
|
constcharparam *cp;
|
|
cp = yasm_xmalloc(sizeof(constcharparam));
|
|
cp->param = param;
|
|
cp->id = extra;
|
|
STAILQ_INSERT_TAIL(&preproc_options, cp, link);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
opt_exe_handler(char *cmd, /*@unused@*/ char *param, int extra)
|
|
{
|
|
objfmt_keyword = yasm__xstrdup("dosexe");
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
apply_preproc_builtins()
|
|
{
|
|
char *predef;
|
|
|
|
if (!objfmt_keyword)
|
|
objfmt_keyword = yasm__xstrdup(DEFAULT_OBJFMT_MODULE);
|
|
|
|
/* Define standard YASM assembly-time macro constants */
|
|
predef = yasm_xmalloc(strlen("__YASM_OBJFMT__=")
|
|
+ strlen(objfmt_keyword) + 1);
|
|
strcpy(predef, "__YASM_OBJFMT__=");
|
|
strcat(predef, objfmt_keyword);
|
|
yasm_preproc_define_builtin(cur_preproc, predef);
|
|
yasm_xfree(predef);
|
|
}
|
|
|
|
static void
|
|
apply_preproc_standard_macros(const yasm_stdmac *stdmacs)
|
|
{
|
|
int i, matched;
|
|
|
|
if (!stdmacs)
|
|
return;
|
|
|
|
matched = -1;
|
|
for (i=0; stdmacs[i].parser; i++)
|
|
if (yasm__strcasecmp(stdmacs[i].parser,
|
|
cur_parser_module->keyword) == 0 &&
|
|
yasm__strcasecmp(stdmacs[i].preproc,
|
|
cur_preproc_module->keyword) == 0)
|
|
matched = i;
|
|
if (matched >= 0 && stdmacs[matched].macros)
|
|
yasm_preproc_add_standard(cur_preproc, stdmacs[matched].macros);
|
|
}
|
|
|
|
static void
|
|
apply_preproc_saved_options()
|
|
{
|
|
constcharparam *cp, *cpnext;
|
|
|
|
void (*funcs[3])(yasm_preproc *, const char *);
|
|
funcs[0] = cur_preproc_module->add_include_file;
|
|
funcs[1] = cur_preproc_module->predefine_macro;
|
|
funcs[2] = cur_preproc_module->undefine_macro;
|
|
|
|
STAILQ_FOREACH(cp, &preproc_options, link) {
|
|
if (0 <= cp->id && cp->id < 3 && funcs[cp->id])
|
|
funcs[cp->id](cur_preproc, cp->param);
|
|
}
|
|
|
|
cp = STAILQ_FIRST(&preproc_options);
|
|
while (cp != NULL) {
|
|
cpnext = STAILQ_NEXT(cp, link);
|
|
yasm_xfree(cp);
|
|
cp = cpnext;
|
|
}
|
|
STAILQ_INIT(&preproc_options);
|
|
}
|
|
|
|
/* Replace extension on a filename (or append one if none is present).
|
|
* If output filename would be identical to input (same extension out as in),
|
|
* returns (copy of) def.
|
|
* A NULL ext means the trailing '.' should NOT be included, whereas a "" ext
|
|
* means the trailing '.' should be included.
|
|
*/
|
|
static char *
|
|
replace_extension(const char *orig, /*@null@*/ const char *ext,
|
|
const char *def)
|
|
{
|
|
char *out, *outext;
|
|
size_t deflen, outlen;
|
|
|
|
/* allocate enough space for full existing name + extension */
|
|
outlen = strlen(orig) + 2;
|
|
if (ext)
|
|
outlen += strlen(ext) + 1;
|
|
deflen = strlen(def) + 1;
|
|
if (outlen < deflen)
|
|
outlen = deflen;
|
|
out = yasm_xmalloc(outlen);
|
|
|
|
strcpy(out, orig);
|
|
outext = strrchr(out, '.');
|
|
if (outext) {
|
|
/* Existing extension: make sure it's not the same as the replacement
|
|
* (as we don't want to overwrite the source file).
|
|
*/
|
|
outext++; /* advance past '.' */
|
|
if (ext && strcmp(outext, ext) == 0) {
|
|
outext = NULL; /* indicate default should be used */
|
|
print_error(
|
|
_("file name already ends in `.%s': output will be in `%s'"),
|
|
ext, def);
|
|
}
|
|
} else {
|
|
/* No extension: make sure the output extension is not empty
|
|
* (again, we don't want to overwrite the source file).
|
|
*/
|
|
if (!ext)
|
|
print_error(
|
|
_("file name already has no extension: output will be in `%s'"),
|
|
def);
|
|
else {
|
|
outext = strrchr(out, '\0'); /* point to end of the string */
|
|
*outext++ = '.'; /* append '.' */
|
|
}
|
|
}
|
|
|
|
/* replace extension or use default name */
|
|
if (outext) {
|
|
if (!ext) {
|
|
/* Back up and replace '.' with string terminator */
|
|
outext--;
|
|
*outext = '\0';
|
|
} else
|
|
strcpy(outext, ext);
|
|
} else
|
|
strcpy(out, def);
|
|
|
|
return out;
|
|
}
|
|
|
|
void
|
|
print_list_keyword_desc(const char *name, const char *keyword)
|
|
{
|
|
printf("%4s%-12s%s\n", "", keyword, name);
|
|
}
|
|
|
|
static void
|
|
print_error(const char *fmt, ...)
|
|
{
|
|
va_list va;
|
|
fprintf(errfile, "tasm: ");
|
|
va_start(va, fmt);
|
|
vfprintf(errfile, fmt, va);
|
|
va_end(va);
|
|
fputc('\n', errfile);
|
|
}
|
|
|
|
static /*@exits@*/ void
|
|
handle_yasm_int_error(const char *file, unsigned int line, const char *message)
|
|
{
|
|
fprintf(stderr, _("INTERNAL ERROR at %s, line %u: %s\n"), file, line,
|
|
gettext(message));
|
|
#ifdef HAVE_ABORT
|
|
abort();
|
|
#else
|
|
exit(EXIT_FAILURE);
|
|
#endif
|
|
}
|
|
|
|
static /*@exits@*/ void
|
|
handle_yasm_fatal(const char *fmt, va_list va)
|
|
{
|
|
fprintf(errfile, "**%s**: ", _("Fatal"));
|
|
vfprintf(errfile, gettext(fmt), va);
|
|
fputc('\n', errfile);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
static const char *
|
|
handle_yasm_gettext(const char *msgid)
|
|
{
|
|
return gettext(msgid);
|
|
}
|
|
|
|
static void
|
|
print_yasm_error(const char *filename, unsigned long line, const char *msg,
|
|
const char *xref_fn, unsigned long xref_line,
|
|
const char *xref_msg)
|
|
{
|
|
if (line)
|
|
fprintf(errfile, "**%s** %s(%lu) %s\n", _("Error"), filename, line, msg);
|
|
else
|
|
fprintf(errfile, "**%s** %s %s\n", _("Error"), filename, msg);
|
|
|
|
if (/* xref_fn && */ xref_msg) {
|
|
if (xref_line)
|
|
fprintf(errfile, "**%s** %s(%lu) %s\n", _("Error"), filename, xref_line, xref_msg);
|
|
else
|
|
fprintf(errfile, "**%s** %s %s\n", _("Error"), filename, xref_msg);
|
|
}
|
|
}
|
|
|
|
static void
|
|
print_yasm_warning(const char *filename, unsigned long line, const char *msg)
|
|
{
|
|
if (line)
|
|
fprintf(errfile, "*%s* %s(%lu) %s\n", _("Warning"), filename, line, msg);
|
|
else
|
|
fprintf(errfile, "*%s* %s %s\n", _("Warning"), filename, msg);
|
|
}
|