version 1.5, 2000/08/22 05:04:27 |
version 1.13, 2000/12/26 05:17:47 |
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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 1.4 2000/08/21 08:31:47 noro Exp $ |
* $OpenXM: OpenXM_contrib2/asir2000/parse/lex.c,v 1.12 2000/12/22 10:03:32 saito Exp $ |
*/ |
*/ |
#include <ctype.h> |
#include <ctype.h> |
#include "ca.h" |
#include "ca.h" |
#include "al.h" |
#include "al.h" |
#include "base.h" |
#include "base.h" |
#include "parse.h" |
#include "parse.h" |
#if !defined(THINK_C) |
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#include <sys/types.h> |
#include <sys/types.h> |
#include <sys/stat.h> |
#include <sys/stat.h> |
#endif |
#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; |
extern IN asir_infile; |
extern struct oTKWD kwd[]; |
extern struct oTKWD kwd[]; |
Line 67 int aftercomment(); |
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Line 69 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(); |
static int skipspace(); |
static int Getc(); |
static int Getc(); |
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return ( c ); |
return ( c ); |
} |
} |
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void purge_stdin() |
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{ |
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#if defined(__FreeBSD__) |
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fpurge(stdin); |
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#elif defined(linux) |
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stdin->_IO_read_end = stdin->_IO_read_base; |
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stdin->_IO_read_ptr = stdin->_IO_read_base; |
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#elif defined(VISUAL_LIB) |
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w_purge_stdin(); |
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#elif defined(sparc) || defined(__alpha) || defined(__SVR4) || defined(mips) || defined(VISUAL) |
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stdin->_ptr = stdin->_base; stdin->_cnt = 0; |
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#else |
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--->FIXIT |
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#endif |
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} |
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static int skipspace() { |
static int skipspace() { |
int c,c1; |
int c,c1; |
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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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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 541 static int Getc() { |
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Line 582 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); |
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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(prompt) |
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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 |