===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/parse/glob.c,v
retrieving revision 1.24
retrieving revision 1.46
diff -u -p -r1.24 -r1.46
--- OpenXM_contrib2/asir2000/parse/glob.c	2001/10/09 01:36:24	1.24
+++ OpenXM_contrib2/asir2000/parse/glob.c	2004/02/09 08:23:30	1.46
@@ -45,22 +45,26 @@
  * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
  * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
  *
- * $OpenXM: OpenXM_contrib2/asir2000/parse/glob.c,v 1.23 2001/10/05 10:23:07 noro Exp $ 
+ * $OpenXM: OpenXM_contrib2/asir2000/parse/glob.c,v 1.45 2004/02/05 08:28:53 noro Exp $ 
 */
 #include "ca.h"
 #include "al.h"
 #include "parse.h"
 #include "ox.h"
-#if PARI
+#if defined(PARI)
 #include "genpari.h"
 #endif
-#if !defined(VISUAL) && !defined(_PA_RISC1_1) && !defined(linux) && !defined(SYSV)
+#if !defined(VISUAL) && !defined(_PA_RISC1_1) && !defined(linux) && !defined(SYSV) && !defined(__CYGWIN__) && !defined(__INTERIX)
 #include <sgtty.h>
 #endif
 
 #if defined(VISUAL)
 #include <io.h>
 #include <direct.h>
+#else
+#include <unistd.h>
+#include <string.h>
+#include <stdio.h>
 #endif
 
 #if defined(SYSV) && !defined(_IBMR2)
@@ -78,14 +82,14 @@ extern int GC_free_space_numerator;
 extern FILE *asir_out;
 
 INFILE asir_infile;
-jmp_buf main_env,debug_env,timer_env,exec_env;
+JMP_BUF main_env,debug_env,timer_env,exec_env;
 int little_endian,debug_mode;
 char *asir_libdir;
 char *asir_pager;
 
 NODE usrf,sysf,noargsysf,ubinf,parif;
 NODE ONENODE;
-int main_parser, ox_do_copy, ox_do_count, ox_count_length;
+int main_parser, allow_create_var, ox_do_copy, ox_do_count, ox_count_length;
 int ox_file_io, ox_need_conv;
 char *ox_copy_bptr;
 char *parse_strp;
@@ -124,29 +128,31 @@ struct oVS oGPVS,oAPVS,oEPVS;
 VS GPVS = &oGPVS;
 VS APVS = &oAPVS;
 VS EPVS = &oEPVS;
-VS CPVS;
+VS CPVS,MPVS;
 
+NODE MODULE_LIST;
+MODULE CUR_MODULE;
+char *CUR_FUNC;
+
+struct oSYMBOL oGrlex, oGlex, oLex;
+SYMBOL Symbol_grlex = &oGrlex;
+SYMBOL Symbol_glex = &oGlex;
+SYMBOL Symbol_lex = &oLex;;
+
 struct oF oF_TRUE,oF_FALSE;
 F F_TRUE = &oF_TRUE;  
 F F_FALSE = &oF_FALSE;
 
-#if defined(__SVR4) && defined(sun)
-char cppname[BUFSIZ] = "/usr/ccs/lib/cpp ";
-#else
-#if defined(__FreeBSD__) || defined(__NetBSD__) || (defined(__MACH__) && defined(__ppc__))
-char cppname[BUFSIZ] = "/usr/bin/cpp ";
-#else
 #if defined(VISUAL)
 char cppname[BUFSIZ] = "c:\\asir\\stdlib\\cpp ";
 #else
 char cppname[BUFSIZ] = "/lib/cpp ";
 #endif
-#endif
-#endif
 char asirname[BUFSIZ];
 char displayname[BUFSIZ];
 
 int Verbose;
+int do_quiet;
 
 void glob_init() {
 	int i;
@@ -161,6 +167,12 @@ void glob_init() {
 	MKNODE(ONENODE,mkfnode(1,I_FORMULA,ONE),0);
 	OID(F_TRUE)=O_F; FOP(F_TRUE)=AL_TRUE; F_TRUE->arg.dummy = 0;
 	OID(F_FALSE)=O_F; FOP(F_FALSE)=AL_FALSE; F_FALSE->arg.dummy = 0;
+	OID(Symbol_grlex) = O_SYMBOL; Symbol_grlex->name = "@grlex"; 
+	Symbol_grlex->value = 0;
+	OID(Symbol_glex) = O_SYMBOL; Symbol_glex->name = "@glex"; 
+	Symbol_glex->value = 1;
+	OID(Symbol_lex) = O_SYMBOL; Symbol_lex->name = "@lex"; 
+	Symbol_lex->value = 2;
 	sprintf(asirname,"%s/asir_symtab",asir_libdir);
 }
 
@@ -178,10 +190,11 @@ void notdef(VL vl,Obj a,Obj b,Obj *c)
 
 int do_asirrc;
 int do_file;
+char *do_filename;
 int do_message;
 int do_fep;
-int no_prompt;
 int read_exec_file;
+int asir_setenv;
 static int buserr_sav;
 static char asir_history[BUFSIZ];
 
@@ -206,12 +219,12 @@ void asir_terminate(int status)
 		t = read_exec_file;
 		read_exec_file = 0;
 		if ( t == 1 )
-			longjmp(main_env,status);
+			LONGJMP(main_env,status);
 		else
-			longjmp(exec_env,status);
+			LONGJMP(exec_env,status);
 	} else {
 		tty_reset();
-#if MPI
+#if defined(MPI)
 		if ( !mpi_myid )
 			close_allconnections();
 		mpi_finalize();
@@ -241,10 +254,16 @@ void param_init() {
 	else
 		little_endian = 0;
 }
-	
+
+Obj user_defined_prompt;
+
 void prompt() {
-	if ( !no_prompt && !do_fep && asir_infile->fp == stdin )
+	if ( !do_quiet && !do_fep && asir_infile->fp == stdin )
 		fprintf(asir_out,"[%d] ",APVS->n);
+	else if ( do_quiet && user_defined_prompt 
+		&& OID(user_defined_prompt)==O_STR) {
+		fprintf(asir_out,BDY((STRING)user_defined_prompt),APVS->n);
+	}
 	fflush(asir_out);
 }
 
@@ -253,14 +272,56 @@ void sprompt(char *ptr)
 	sprintf(ptr,"[%d] ",APVS->n);
 }
 
+#if !defined(VISUAL)
+static int which(char *prog, char *path, char *buf, size_t size)
+{
+    char *tok;
+    char delim[] = ":";
+    char *path2  = malloc(strlen(path)+1);
+    char *name   = malloc(size);
+    int  proglen = strlen(prog)+3; /* "/" + prog + " \0" */
+
+    if (!name || !path2) {
+        return 0;
+    }
+    strcpy(path2, path);
+    tok = strtok(path2, delim);
+    while (tok != NULL) {
+        if (size >= strlen(tok)) {
+            sprintf(name, "%s/%s", tok, prog);
+            if (access(name, X_OK&R_OK) == 0) {
+                strcpy(buf, name);
+                strcat(buf, " ");
+                free(path2); free(name);
+                return 1;
+            }
+            tok = strtok(NULL, delim);
+        }
+    }
+    free(path2); free(name);
+    return 0;
+}
+#endif
+
+void cppname_init()
+{
+#if !defined(VISUAL)
+    if (access(cppname, X_OK&R_OK) != 0) {
+        which("cpp", "/lib:/usr/ccs/lib:/usr/bin", cppname, BUFSIZ) ||
+        which("cpp", getenv("PATH"), cppname, BUFSIZ);
+    }
+#endif
+}
+
 FILE *in_fp;
 
 void process_args(int ac,char **av)
 {
 	do_asirrc = 1;
-#if !MPI
+#if !defined(MPI)
 	do_message = 1;
 #endif
+	do_quiet = 0;
 	while ( ac > 0 ) {
 		if ( !strcmp(*av,"-heap") && (ac >= 2) ) {
 			void GC_expand_hp(int);
@@ -279,19 +340,23 @@ void process_args(int ac,char **av)
 		} else if ( !strcmp(*av,"-cpp") && (ac >= 2) ) {
 			strcpy(cppname,*(av+1)); av += 2; ac -= 2;
 		} else if ( !strcmp(*av,"-f") && (ac >= 2) ) {
+			do_quiet = 1;
 			in_fp = fopen(*(av+1),"r");
 			if ( !in_fp ) {
 				fprintf(stderr,"%s does not exist!",*(av+1));
 				asir_terminate(1);
 			}
 			do_file = 1;
+			do_filename = *(av+1);
 			av += 2; ac -= 2;
+		} else if ( !strcmp(*av,"-E") ) {
+			asir_setenv = 1; av++; ac--;
+		} else if ( !strcmp(*av,"-quiet") ) {
+			do_quiet = 1; av++; ac--;
 		} else if ( !strcmp(*av,"-norc") ) {
 			do_asirrc = 0; av++; ac--;
 		} else if ( !strcmp(*av,"-nomessage") ) {
 			do_message = 0; av++; ac--;
-		} else if ( !strcmp(*av,"-terse") ) {
-			no_prompt = 0; av++; ac--;
 		} else if ( !strcmp(*av,"-rootdir") && (ac >= 2) ) {
 			set_rootdir(*(av+1)); av += 2; ac -= 2;
 		} else if ( !strcmp(*av,"-maxheap") && (ac >= 2) ) {
@@ -306,7 +371,7 @@ void process_args(int ac,char **av)
 		} else if ( !strcmp(*av,"-fep") ) {
 			do_fep = 1; av++; ac--;
 #endif
-#if PARI
+#if defined(PARI)
 		} else if ( !strcmp(*av,"-paristack") ) {
 			extern int paristack;
 
@@ -390,7 +455,7 @@ void resetenv(char *s)
 	w_noflush_stderr(0);
 #endif
 	asir_out = stdout;
-#if PARI
+#if defined(PARI)
 	pari_outfile = stdout;
 #endif
 	/* restore states */
@@ -399,7 +464,7 @@ void resetenv(char *s)
 #if !defined(VISUAL)
 	reset_timer();
 #endif
-	longjmp(main_env,1);
+	LONGJMP(main_env,1);
 }
 
 void fatal(int n)
@@ -540,7 +605,7 @@ void ill_handler(int sig)
 void alrm_handler(int sig)
 {
 	fprintf(stderr,"interval timer expired (VTALRM)\n");
-	longjmp(timer_env,1);
+	LONGJMP(timer_env,1);
 }
 
 void bus_handler(int sig)
@@ -590,7 +655,7 @@ SNODE error_snode;
 
 void error(char *s)
 {
-	SNODE *snp;
+	SNODE *snp=0;
 
 #if !defined(VISUAL)
 	if ( timer_is_set )
@@ -599,7 +664,7 @@ void error(char *s)
 	fprintf(stderr,"%s\n",s);
 	set_lasterror(s);
 	if ( CPVS != GPVS ) {
-		if ( CPVS->usrf && CPVS->usrf && CPVS->usrf->f.usrf )
+		if ( CPVS && CPVS->usrf && CPVS->usrf->f.usrf )
 			searchsn(&BDY(CPVS->usrf->f.usrf),evalstatline,&snp);
 		if ( snp )
 			error_snode = *snp;
@@ -616,7 +681,7 @@ void error(char *s)
 		ExitAsir();
 	}
 	if ( debug_mode )
-		longjmp(debug_env,1);
+		LONGJMP(debug_env,1);
 	if ( CPVS != GPVS )
 		if ( do_server_in_X11 || isatty(0) )
 			bp(error_snode);
@@ -625,7 +690,28 @@ void error(char *s)
 	resetenv("return to toplevel");
 }
 
+void toplevel(char *s)
+{
+	SNODE *snp=0;
+
 #if !defined(VISUAL)
+	if ( timer_is_set )
+		alrm_handler(SIGVTALRM);
+#endif
+	fprintf(stderr,"%s\n",s);
+	if ( do_file ) {
+		char errbuf[BUFSIZ*5]; /* sufficient to store stack information ? */
+
+		sprintf(errbuf,"%s\n",s);
+		showpos_to_string(errbuf+strlen(errbuf));
+		ExitAsir();
+	}
+	if ( read_exec_file )
+		read_exec_file = 0;
+	resetenv("return to toplevel");
+}
+
+#if !defined(VISUAL)
 #include <sys/time.h>
 
 void set_timer(int interval)
@@ -667,10 +753,15 @@ void copyright() {
 		get_asir_version(), get_asir_distribution());
 #endif
 	printf("Copyright (C) 1994-2000, all rights reserved, FUJITSU LABORATORIES LIMITED.\n");
-	printf("Copyright 2000,2001, Risa/Asir committers, http://www.openxm.org/.\n");
-	printf("GC 5.3, copyright 1999, H-J. Boehm, A. J. Demers, Xerox, SGI, HP.\n");
-	printf("PARI 2.2.1(alpha), copyright (C) 2000,\n");
-	printf("     C. Batut, K. Belabas, D. Bernardi, H. Cohen and M. Olivier.\n");
+	printf("Copyright 2000-2003, Risa/Asir committers, http://www.openxm.org/.\n");
+	printf("GC 6.2(alpha6) copyright 1988-2003, H-J. Boehm, A. J. Demers, Xerox, SGI, HP.\n");
+#if PARI
+#if 0
+	printf("PARI 2.2.4, copyright (C) 2002 The PARI Group.\n");
+#endif
+	printf("PARI 2.0.17, copyright 1989-1999, C. Batut, K. Belabas, D. Bernardi,\n");
+	printf("   H. Cohen and M. Olivier.\n");
+#endif
 }