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bmain.c
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bmain.c
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/*
* Copyright (C) 1985-1992 New York University
*
* This file is part of the Ada/Ed-C system. See the Ada/Ed README file for
* warranty (none) and distribution info and also the GNU General Public
* License for more details.
*/
#define GEN
#include <stdio.h>
#include <ctype.h>
#include "hdr.h"
#include "vars.h"
#include "gvars.h"
#include "libhdr.h"
#include "segment.h"
#include "ifile.h"
#include "slot.h"
#include "arithprots.h"
#include "dclmapprots.h"
#include "readprots.h"
#include "dbxprots.h"
#include "initprots.h"
#include "blibprots.h"
#include "libprots.h"
#include "glibprots.h"
#include "libfprots.h"
#include "librprots.h"
#include "libwprots.h"
#include "g0aprots.h"
#include "setprots.h"
#include "miscprots.h"
#include "gmiscprots.h"
#include "bmainprots.h"
static void fold_upper(char *);
static void bpreface();
static void exitf(int);
/* Driver routine for ada gen */
char *argname;
IFILE *AISFILE, *AXQFILE, *STUBFILE, *LIBFILE, *TREFILE;
int list_unit_0 = 0; /* set by '0' option to list unit 0 structure */
int peep_option = 1; /* on for peep_hole optimization */
int adacomp_option = 0; /* set if called from adacomp */
extern Segment CODE_SEGMENT, DATA_SEGMENT, DATA_SEGMENT_MAIN;
extern Segment VARIANT_TABLE, FIELD_TABLE ;
char *lib_name;
#ifdef DEBUG
extern int zpadr_opt; /* not for EXPORT */
#endif
void main(int argc, char **argv)
{
int c, i, n;
int errflg = 0, nobuffer = 0, mflag = 0;
int lib_opt = FALSE;
extern int optind;
extern char *optarg;
char *t_name;
char *fname, *tfname, *source_name;
AISFILE = (IFILE *)0;
AXQFILE = (IFILE *)0;
LIBFILE = (IFILE *)0;
STUBFILE = (IFILE *)0;
TREFILE = (IFILE *)0;
MAINunit = "";
interface_files = "";
#ifdef IBM_PC
while ((c = getopt (argc, argv, "C:c:G:g:M:m:i:l:L:")) != EOF) {
#else
while ((c = getopt (argc, argv, "c:g:m:i:l:")) != EOF) {
#endif
/*
* user:
* c set if called from adacomp (errors in msg format).
* g debugging, followed by list of options:
* 0 show structure of unit 0
* b do not buffer standard output
* e flag signalling errors in the parsing phase
* g list generated code
* l show line numbers in generated code
* z call trapini to initialize traps
* i to specify object files and libraries for pragma interface
* l using library
* m main unit name
*/
#ifdef IBM_PC
if (isupper(c)) c = tolower(c);
#endif
switch (c) {
case 'c':
adacomp_option++;
source_name = malloc(strlen(optarg)+1);
strcpy(source_name, optarg);
break;
case 'i':
interface_files = strjoin(interface_files, optarg);
interface_files = strjoin(interface_files, " ");
break;
case 'l': /* using existing library */
lib_opt = TRUE;
lib_name = emalloc(strlen(optarg) + 1);
strcpy(lib_name, optarg);
break;
case 'm': /* specify main unit name */
MAINunit = malloc(strlen(optarg)+1);
strcpy(MAINunit, optarg);
fold_upper(MAINunit);
break;
case 'g': /* gen debug options */
n = strlen(optarg);
for (i = 0; i < n; i++) {
#ifdef IBM_PC
fold_lower(optarg);
#endif
switch((int)optarg[i]) {
#ifdef DEBUG
case 'a':
zpadr_opt = 0; /* do not print addresses in zpadr */
break;
#endif
case 'g':
list_code++;
break;
case 'l':
line_option++;
break;
#ifdef DEBUG
case 'b': /* do not buffer output */
nobuffer++;
break;
case 'd': /* force debugging output */
debug_flag++;
break;
case 'e':
errors = TRUE;
break;
case 'o': /* disable optimization (peep) */
peep_option = 0;
break;
case '0': /* read trace including unit 0 */
list_unit_0++;
break;
case 'z':
trapini();
break;
#endif
}
}
break;
case '?':
errflg++;
}
}
#ifdef IBM_PC
if (!adacomp_option) {
fprintf(stderr, "NYU Binder Version 1.11.2,");
fprintf(stderr, " Copyright (C) 1985-1992 by New York University\n");
}
#endif
fname = (char *)0;
if (optind < argc)
fname = argv[optind];
/* if fname not given, get from environment. */
if (!errflg && !lib_opt && fname == (char *)0) {
fname = getenv("ADALIB");
if (fname!= (char *)0 && !adacomp_option) {
#ifdef IBM_PC
fprintf(stderr, "L");
#else
fprintf(stderr, "l");
#endif
fprintf(stderr, "ibrary defined by ADALIB: %s\n", fname);
}
}
if ((!lib_opt && fname == (char *)0) || errflg) {
fprintf (stderr, "Usage: adabind [-m main_unit] [-l library]\n");
exitp(RC_ABORT);
}
if (!lib_opt) {
lib_name = emalloc(strlen(fname) + 1);
strcpy(lib_name, fname);
}
t_name = libset(lib_name); /* set library */
gen_option = FALSE; /* bind only */
tup_init(); /* initialize set and tuple procedures */
FILENAME = (fname != (char *)0) ? strjoin(fname, "") : lib_name;
PREDEFNAME = predef_env();
if (nobuffer) {
setbuf (stdout, (char *) 0); /* do not buffer output (for debug) */
}
rat_init(); /* initialize arithmetic and rational package*/
dstrings_init(2048, 256); /* initialize dstrings package */
init_sem();
DATA_SEGMENT_MAIN = main_data_segment();
aisunits_read = tup_new(0);
init_symbols = tup_exp(init_symbols, seq_symbol_n);
for (i = 1; i <= seq_symbol_n; i++)
init_symbols[i] = seq_symbol[i];
num_predef_units = init_predef();
/*
* When the separate compilation facility is being used all references to
* AIS files will be made via the directory in LIBFILE. AISFILENAME is set
* to a number.
*/
if (new_library)
AISFILENAME = "1";
else
AISFILENAME = lib_aisname(); /* retrieve name from library */
/* open the appropriate files using the suffix .axq for axq files and
* .trc for tree file.
*
* Open MESSAGEFILE with suffixe ".msg" if a file name specified;
* otherwise, if a file name not required, and one is not given,
* used stderr.
*/
AXQFILE = ifopen(AISFILENAME, "axq", "w", 0);
if (adacomp_option) {
MSGFILE = efopenl(source_name, "msg", "a", "t");
/* unbuffer output for debugging purposes */
setbuf(MSGFILE, (char *) 0);
}
else {
MSGFILE = stdout;
}
bpreface();
/* Code formerly procedure finit() in init.c is now put here directly */
if (!errors) {
write_glib();
cleanup_files();
}
exitf(RC_SUCCESS);
}
static void fold_upper(char *s) /*;fold_upper*/
{
register char c;
while (c = *s) {
if (islower(c)) *s = toupper(c);
s++;
}
}
void fold_lower(char *s) /*;fold_lower*/
{
register char c;
while (c = *s) {
if (isupper(c)) *s = tolower(c);
s++;
}
}
static void bpreface() /*;bpreface*/
{
/* bpreface is version of preface for use with binder */
int i;
Tuple aisread_tup;
aisread_tup = tup_new(0);
initialize_1();
/* 1- Load PREDEF */
TASKS_DECLARED = FALSE;
/* 2- Generate user program */
initialize_2();
ada_line = 9998;
/* if binding, make ais_read tupe correspond to library */
aisread_tup = tup_new(0);
for (i = 11; i <= unit_numbers; i++)
aisread_tup = tup_with(aisread_tup, pUnits[i]->name);
#ifdef EXPORT
list_code = 0;
#endif
if (binder(aisread_tup))
store_axq(AXQFILE, unit_number_now);
ifclose(AXQFILE);
if (errors) {
#ifdef DEBUG
user_info("Binding stopped");
#endif
exitf(RC_ERRORS);
}
}
static void exitf(int status) /*;exitf*/
{
/* exit after closing any open files */
ifoclose(AXQFILE);
ifoclose(LIBFILE);
ifoclose(STUBFILE);
exitp(status);
}
void user_error(char *reason) /*;user_error*/
{
errors++;
if (adacomp_option) {
list_hdr(ERR_SEMANTIC);
fprintf(MSGFILE, " %s\n", reason);
}
else
printf(" %s\n", reason);
}
void user_info(char *line) /*;user_info*/
{
/* In SETL USER_INFO macro is defined to be
* PRINTA(GENfile, INFORMATION, ada_line, 0, ada_line, 0, ' '+line) endm;
* where the argument is always a unit_name passed to formatted name
* In C, we call user_info and fill in needed info
*/
if (adacomp_option) {
list_hdr(INFORMATION);
fprintf(MSGFILE, "%s\n", line);
}
else {
printf("%s\n", line);
}
}