version 1.8, 2000/12/05 01:24:57 |
version 1.19, 2001/12/21 08:23:15 |
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* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* |
* |
* $OpenXM: OpenXM_contrib2/asir2000/parse/lex.c,v 1.7 2000/12/01 04:34:01 noro Exp $ |
* $OpenXM: OpenXM_contrib2/asir2000/parse/lex.c,v 1.18 2001/10/09 01:36:24 noro Exp $ |
*/ |
*/ |
#include <ctype.h> |
#include <ctype.h> |
#include "ca.h" |
#include "ca.h" |
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#include "parse.h" |
#include "parse.h" |
#include <sys/types.h> |
#include <sys/types.h> |
#include <sys/stat.h> |
#include <sys/stat.h> |
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#if defined(VISUAL) |
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#include "ytab.h" |
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#else |
#include "y.tab.h" |
#include "y.tab.h" |
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#endif |
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extern IN asir_infile; |
static int Getc(); |
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static void Ungetc(int c); |
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static void Gets(char *s); |
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static int skipspace(); |
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extern INFILE asir_infile; |
extern struct oTKWD kwd[]; |
extern struct oTKWD kwd[]; |
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int afternl(); |
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int myatoi(); |
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int aftercomment(); |
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extern int main_parser; |
extern int main_parser; |
extern char *parse_strp; |
extern char *parse_strp; |
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extern int recv_intr; |
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static int skipspace(); |
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static int Getc(); |
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static void Ungetc(); |
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static void Gets(); |
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#define NBUFSIZ (BUFSIZ*10) |
#define NBUFSIZ (BUFSIZ*10) |
#define TBUFSIZ (BUFSIZ) |
#define TBUFSIZ (BUFSIZ) |
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break;\ |
break;\ |
} |
} |
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yylex() |
int yylex() |
{ |
{ |
#define yylvalp (&yylval) |
#define yylvalp (&yylval) |
register int c,c1; |
register int c,c1; |
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Ungetc(c); REALLOC_TBUF tbuf[i] = 0; |
Ungetc(c); REALLOC_TBUF tbuf[i] = 0; |
if ( !strcmp(tbuf,"@p") ) |
if ( !strcmp(tbuf,"@p") ) |
return GFPNGEN; |
return GFPNGEN; |
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else if ( !strcmp(tbuf,"@s") ) |
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return GFSNGEN; |
else if ( !strcmp(tbuf,"@i") ) { |
else if ( !strcmp(tbuf,"@i") ) { |
extern pointer IU; |
extern pointer IU; |
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Line 404 void purge_stdin() |
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Line 407 void purge_stdin() |
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#elif defined(linux) |
#elif defined(linux) |
stdin->_IO_read_end = stdin->_IO_read_base; |
stdin->_IO_read_end = stdin->_IO_read_base; |
stdin->_IO_read_ptr = stdin->_IO_read_base; |
stdin->_IO_read_ptr = stdin->_IO_read_base; |
#elif defined(sparc) || defined(__alpha) || defined(__SVR4) || defined(mips) |
#elif defined(VISUAL_LIB) |
stdin->_ptr = stdin->_base; stdin->_cnt = 0; |
void w_purge_stdin(); |
#elif defined(VISUAL) |
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w_purge_stdin(); |
w_purge_stdin(); |
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#elif defined(sparc) || defined(__alpha) || defined(__SVR4) || defined(mips) || defined(VISUAL) || defined(_IBMR2) |
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stdin->_ptr = stdin->_base; stdin->_cnt = 0; |
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#elif (defined(__MACH__) && defined(__ppc__)) || defined(__CYGWIN__) |
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stdin->_r = 0; stdin->_p = stdin->_bf._base; |
#else |
#else |
--->FIXIT |
--->FIXIT |
#endif |
#endif |
Line 418 static int skipspace() { |
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Line 425 static int skipspace() { |
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for ( c = Getc(); ; ) |
for ( c = Getc(); ; ) |
switch ( c ) { |
switch ( c ) { |
case ' ': case '\t': |
case ' ': case '\t': case '\r': |
c = Getc(); break; |
c = Getc(); break; |
case '\n': |
case '\n': |
c = afternl(); break; |
c = afternl(); break; |
Line 474 int aftercomment() { |
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Line 481 int aftercomment() { |
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} |
} |
} |
} |
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int myatoi(s) |
int myatoi(char *s) |
char *s; |
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{ |
{ |
int i,r; |
int i,r; |
for ( i = 0, r = 0; i < DLENGTH; i++ ) r = r * 10 + ( s[i] - '0' ); |
for ( i = 0, r = 0; i < DLENGTH; i++ ) r = r * 10 + ( s[i] - '0' ); |
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extern int ox_do_copy; |
extern int ox_do_copy; |
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void yyerror(s) |
void yyerror(char *s) |
char *s; |
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{ |
{ |
if ( main_parser ) |
if ( main_parser ) |
if ( ox_do_copy ) { |
if ( ox_do_copy ) { |
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extern int read_exec_file, do_fep, do_file; |
extern int read_exec_file, do_fep, do_file; |
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int readline_getc(); |
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void readline_ungetc(); |
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int Egetc(); |
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void Eungetc(); |
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unsigned char encrypt_char(unsigned char); |
unsigned char encrypt_char(unsigned char); |
unsigned char decrypt_char(unsigned char); |
unsigned char decrypt_char(unsigned char); |
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int Egetc(fp) |
int Egetc(FILE *fp) |
FILE *fp; |
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{ |
{ |
int c; |
int c; |
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if ( fp ) { |
if ( fp ) { |
c = getc(fp); |
#if FEP |
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if ( do_fep && isatty(fileno(fp)) ) |
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c = readline_getc(); |
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else |
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#endif |
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c = getc(fp); |
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#if defined(VISUAL) |
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if ( recv_intr ) { |
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#include <signal.h> |
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if ( recv_intr == 1 ) { |
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recv_intr = 0; |
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int_handler(SIGINT); |
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} else { |
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recv_intr = 0; |
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ox_usr1_handler(0); |
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} |
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} |
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#endif |
if ( c == EOF ) |
if ( c == EOF ) |
return c; |
return c; |
if ( asir_infile->encoded ) |
if ( asir_infile->encoded ) |
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} |
} |
} |
} |
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void Eungetc(c,fp) |
void Eungetc(int c,FILE *fp) |
int c; |
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FILE *fp; |
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{ |
{ |
if ( fp ) { |
if ( fp ) { |
if ( asir_infile->encoded ) |
if ( asir_infile->encoded ) |
c = (int)encrypt_char((unsigned char)c); |
c = (int)encrypt_char((unsigned char)c); |
ungetc(c,fp); |
#if FEP |
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if ( do_fep && isatty(fileno(fp)) ) |
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readline_ungetc(); |
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else |
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#endif |
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ungetc(c,fp); |
} else |
} else |
*--parse_strp = c; |
*--parse_strp = c; |
} |
} |
Line 555 static int Getc() { |
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Line 574 static int Getc() { |
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if ((c = Egetc(asir_infile->fp)) == EOF) |
if ((c = Egetc(asir_infile->fp)) == EOF) |
if ( NEXT(asir_infile) ) { |
if ( NEXT(asir_infile) ) { |
closecurrentinput(); |
closecurrentinput(); |
c = Getc(); |
/* if the input is the top level, generate error */ |
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if ( !NEXT(asir_infile) ) |
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error("end-of-file detected during parsing"); |
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else |
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c = Getc(); |
break; |
break; |
} else if ( read_exec_file || do_file ) |
} else if ( read_exec_file || do_file ) |
asir_terminate(2); |
asir_terminate(2); |
Line 573 static int Getc() { |
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Line 596 static int Getc() { |
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return ( c ); |
return ( c ); |
} |
} |
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static void Ungetc(c) { |
static void Ungetc(int c) { |
if ( main_parser ) { |
if ( main_parser ) { |
Eungetc(c,asir_infile->fp); |
Eungetc(c,asir_infile->fp); |
if ( echoback ) |
if ( echoback ) |
Line 582 static void Ungetc(c) { |
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Line 605 static void Ungetc(c) { |
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*--parse_strp = c; |
*--parse_strp = c; |
} |
} |
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static void Gets(s) |
static void Gets(char *s) |
char *s; |
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{ |
{ |
int c; |
int c; |
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*s++ = c; |
*s++ = c; |
*s = 0; |
*s = 0; |
} |
} |
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#if FEP |
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static char *readline_line; |
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static int readline_nc,readline_index; |
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char *readline_console(); |
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int readline_getc() |
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{ |
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char buf[BUFSIZ]; |
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if ( !readline_nc ) { |
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if ( readline_line ) |
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free(readline_line); |
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sprompt(buf); |
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readline_line = readline_console(buf); |
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readline_nc = strlen(readline_line); |
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readline_index = 0; |
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} |
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readline_nc--; |
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return readline_line[readline_index++]; |
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} |
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void readline_ungetc() |
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{ |
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readline_nc++; readline_index--; |
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} |
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char *readline_console(char *prompt) |
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{ |
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char *line; |
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int exp_result; |
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char *expansion; |
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while ( 1 ) { |
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line = (char *)readline(prompt); |
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if ( line && *line ) { |
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using_history(); |
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exp_result = history_expand(line,&expansion); |
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if ( !exp_result ) { |
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free(expansion); |
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for ( ; isspace(*line); line++ ); |
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add_history(line); |
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break; |
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} else if ( exp_result > 0 ) { |
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free(line); |
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line = expansion; |
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break; |
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} |
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} |
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} |
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return line; |
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} |
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#endif |