===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/io/ox_asir.c,v
retrieving revision 1.19
retrieving revision 1.37
diff -u -p -r1.19 -r1.37
--- OpenXM_contrib2/asir2000/io/ox_asir.c	2000/09/12 06:05:30	1.19
+++ OpenXM_contrib2/asir2000/io/ox_asir.c	2001/12/28 09:50:36	1.37
@@ -44,7 +44,7 @@
  * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
  * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
  * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
- * $OpenXM: OpenXM_contrib2/asir2000/io/ox_asir.c,v 1.18 2000/09/07 23:59:55 noro Exp $ 
+ * $OpenXM: OpenXM_contrib2/asir2000/io/ox_asir.c,v 1.36 2001/12/27 07:51:17 noro Exp $ 
 */
 #include "ca.h"
 #include "parse.h"
@@ -58,11 +58,12 @@
 void ox_usr1_handler();
 int asir_ox_init();
 
+/* environement is defined in libpari.a */
 extern jmp_buf environnement;
 
 extern int do_message;
 extern int ox_flushing;
-extern jmp_buf ox_env;
+extern JMP_BUF ox_env;
 extern MATHCAP my_mathcap;
 
 extern int little_endian,ox_sock_id;
@@ -72,29 +73,30 @@ int lib_ox_need_conv;
 
 void create_error(ERR *,unsigned int ,char *);
 
-static int asir_OperandStackSize;
-static Obj *asir_OperandStack;
-static int asir_OperandStackPtr = -1;
+int asir_OperandStackSize;
+Obj *asir_OperandStack;
+int asir_OperandStackPtr = -1;
 
-static void ox_io_init();
-static void ox_asir_init(int,char **);
-static Obj asir_pop_one();
-static Obj asir_peek_one();
-static void asir_push_one(Obj);
-static void asir_end_flush();
-static void asir_executeFunction(int);
-static int asir_executeString();
-static void asir_evalName(unsigned int);
-static void asir_setName(unsigned int);
-static void asir_pops();
-static void asir_popString();
-static void asir_popCMO(unsigned int);
-static void asir_popSerializedLocalObject();
-static void asir_pushCMOtag(unsigned int);
-static LIST asir_GetErrorList();
-static char *name_of_cmd(int);
-static char *name_of_id(int);
+void ox_io_init();
+void ox_asir_init(int,char **);
+Obj asir_pop_one();
+Obj asir_peek_one();
+void asir_push_one(Obj);
+void asir_end_flush();
+int asir_executeString();
+void asir_evalName(unsigned int);
+void asir_setName(unsigned int);
+void asir_pops();
+void asir_popString();
+void asir_popCMO(unsigned int);
+void asir_popSerializedLocalObject();
+void asir_pushCMOtag(unsigned int);
+LIST asir_GetErrorList();
+char *name_of_cmd(int);
+char *name_of_id(int);
+
 static void asir_do_cmd(int,unsigned int);
+static void asir_executeFunction(int);
 
 #if MPI
 /* XXX : currently MPI version supports only a homogeneous cluster. */
@@ -133,10 +135,7 @@ void ox_main(int argc,char **argv) {
 	int id;
 	int cmd;
 	Obj obj;
-	USINT ui;
 	ERR err;
-	LIST list;
-	NODE n,n1;
 	unsigned int serial;
 	int ret;
 	extern char LastError[];
@@ -144,7 +143,7 @@ void ox_main(int argc,char **argv) {
 	ox_asir_init(argc,argv);
 	if ( do_message )
 		fprintf(stderr,"I'm an ox_asir, Version %d.\n",ASIR_VERSION);
-	if ( setjmp(ox_env) ) {
+	if ( SETJMP(ox_env) ) {
 		while ( NEXT(asir_infile) )
 			closecurrentinput();
 		ox_send_sync(0);
@@ -173,7 +172,7 @@ void ox_main(int argc,char **argv) {
 					break;
 				if ( do_message )
 					fprintf(stderr," %s\n",name_of_cmd(cmd));
-				if ( ret = setjmp(env) ) {
+				if ( ret = SETJMP(main_env) ) {
 					if ( ret == 1 ) {
 						create_error(&err,serial,LastError);
 						asir_push_one((Obj)err);
@@ -265,7 +264,7 @@ static void asir_do_cmd(int cmd,unsigned int serial)
 	}
 }
 
-static char *name_of_id(int id)
+char *name_of_id(int id)
 {
 	switch ( id ) {
 		case OX_COMMAND:
@@ -286,7 +285,7 @@ static char *name_of_id(int id)
 	}
 }
 
-static char *name_of_cmd(int cmd)
+char *name_of_cmd(int cmd)
 {
 	switch ( cmd ) {
 		case SM_popSerializedLocalObject:
@@ -344,7 +343,7 @@ static char *name_of_cmd(int cmd)
 	}
 }
 
-static LIST asir_GetErrorList()
+LIST asir_GetErrorList()
 {
 	int i;
 	NODE n,n0;
@@ -361,7 +360,7 @@ static LIST asir_GetErrorList()
 	return err;
 }
 
-static void asir_popSerializedLocalObject()
+void asir_popSerializedLocalObject()
 {
 	Obj obj;
 	VL t,vl;
@@ -377,7 +376,7 @@ static void asir_popSerializedLocalObject()
 	ox_send_cmd(0,SM_endBlock);
 }
 
-static void asir_popCMO(unsigned int serial)
+void asir_popCMO(unsigned int serial)
 {
 	Obj obj;
 	ERR err;
@@ -392,7 +391,7 @@ static void asir_popCMO(unsigned int serial)
 	}
 }
 
-static void asir_pushCMOtag(unsigned int serial)
+void asir_pushCMOtag(unsigned int serial)
 {
 	Obj obj;
 	ERR err;
@@ -409,7 +408,7 @@ static void asir_pushCMOtag(unsigned int serial)
 	}
 }
 
-static void asir_popString()
+void asir_popString()
 {
 	Obj val;
 	char *buf,*obuf;
@@ -418,7 +417,7 @@ static void asir_popString()
 
 	val = asir_pop_one();
 	if ( !val )
-		obuf = 0;
+		obuf = "0";
 	else {
 		l = estimate_length(CO,val);
 		buf = (char *)ALLOCA(l+1);
@@ -432,7 +431,7 @@ static void asir_popString()
 	ox_send_data(0,str);
 }
 
-static void asir_pops()
+void asir_pops()
 {
 	int n;
 
@@ -440,7 +439,7 @@ static void asir_pops()
 	asir_OperandStackPtr = MAX(asir_OperandStackPtr-n,-1);
 }
 
-static void asir_setName(unsigned int serial)
+void asir_setName(unsigned int serial)
 {
 	char *name;
 	int l,n;
@@ -462,7 +461,7 @@ static void asir_setName(unsigned int serial)
 	}
 }
 
-static void asir_evalName(unsigned int serial)
+void asir_evalName(unsigned int serial)
 {
 	char *name;
 	int l,n;
@@ -483,13 +482,14 @@ static void asir_evalName(unsigned int serial)
 	asir_push_one(val);
 }
 
-static int asir_executeString()
+int asir_executeString()
 {
 	SNODE snode;
 	pointer val;
 	char *cmd;
 #if PARI
 	recover(0);
+	/* environement is defined in libpari.a */
 	if ( setjmp(environnement) ) {
 		avma = top; recover(1);
 		resetenv("");
@@ -521,11 +521,9 @@ static void asir_executeFunction(int serial)
 	int argc;
 	FUNC f;
 	Obj result;
-	VL vl;
 	NODE n,n1; 
 	STRING fname;
 	char *path;
-	USINT ui;
 	ERR err;
 	Obj arg;
 	static char buf[BUFSIZ];
@@ -588,7 +586,7 @@ error:
 	asir_push_one(result);
 }
 
-static void asir_end_flush()
+void asir_end_flush()
 {
 	ox_flushing = 0;
 }
@@ -600,7 +598,7 @@ static void asir_end_flush()
 */
 
 
-static void asir_push_one(Obj obj)
+void asir_push_one(Obj obj)
 {
 	if ( !obj || OID(obj) != O_VOID ) {
 		asir_OperandStackPtr++;
@@ -614,7 +612,7 @@ static void asir_push_one(Obj obj)
 	}
 }
 
-static Obj asir_pop_one() {
+Obj asir_pop_one() {
 	if ( asir_OperandStackPtr < 0 ) {
 		if ( do_message )
 			fprintf(stderr,"OperandStack underflow");
@@ -626,7 +624,7 @@ static Obj asir_pop_one() {
 	}
 }
 
-static Obj asir_peek_one() {
+Obj asir_peek_one() {
 	if ( asir_OperandStackPtr < 0 ) {
 		if ( do_message )
 			fprintf(stderr,"OperandStack underflow");
@@ -638,19 +636,22 @@ static Obj asir_peek_one() {
 	}
 }
 
-static void ox_asir_init(int argc,char **argv)
+void ox_asir_init(int argc,char **argv)
 {
-	int tmp;
 	char ifname[BUFSIZ];
 	extern int GC_dont_gc;
 	extern int read_exec_file;
 	extern int do_asirrc;
 	extern int do_server_in_X11;
+	extern char displayname[];
 	char *getenv();
 	static ox_asir_initialized = 0;
 	FILE *ifp;
 	char *homedir;
 	char *ptr;
+#if !defined(VISUAL)
+	int tmp;
+#endif
 
 #if !defined(VISUAL) && !MPI
 	do_server_in_X11 = 1; /* XXX */
@@ -661,18 +662,15 @@ static void ox_asir_init(int argc,char **argv)
 #endif
 	srandom((int)get_current_time());
 
-#if defined(THINK_C)
-	param_init();
-#endif
-	StackBottom = &tmp + 1; /* XXX */
 	rtime_init();
 	env_init();
 	endian_init();
-#if !defined(VISUAL) && !defined(THINK_C)
-/*	check_key(); */
-#endif
 	GC_init();
 	process_args(--argc,++argv);
+#if defined(__CYGWIN__)
+	if ( !displayname[0] )
+		do_server_in_X11 = 0; /* XXX */
+#endif
 	output_init();
 	arf_init();
 	nglob_init();
@@ -693,9 +691,6 @@ static void ox_asir_init(int argc,char **argv)
 	if ( ptr = getenv("ASIR_CONFIG") )
 		strcpy(ifname,ptr);
 	else {
-#if defined(THINK_C)
-		sprintf(ifname,"asirrc");
-#else
 		homedir = getenv("HOME");
 		if ( !homedir ) {
 			char rootname[BUFSIZ];
@@ -704,11 +699,10 @@ static void ox_asir_init(int argc,char **argv)
 			homedir = rootname;
 		}
 		sprintf(ifname,"%s/.asirrc",homedir);
-#endif
 	}
 	if ( do_asirrc && (ifp = fopen(ifname,"r")) ) {
 		input_init(ifp,ifname);
-		if ( !setjmp(env) ) {
+		if ( !SETJMP(main_env) ) {
 			read_exec_file = 1;
 			read_eval_loop();
 			read_exec_file = 0;
@@ -716,15 +710,35 @@ static void ox_asir_init(int argc,char **argv)
 		fclose(ifp);
 	}
 	input_init(0,"string");
-#if !MPI
+/* XXX Windows compatibility */
 	ox_io_init();
-#endif
 	create_my_mathcap("ox_asir");
 }
 
-static void ox_io_init() {
+void ox_io_init() {
 	unsigned char c,rc;
+	extern int I_am_server;
 
+	/* XXX : ssh forwards stdin to a remote host on PC Unix */
+#if defined(linux)
+#include <sys/param.h>
+	int i;
+
+	close(0);
+	for ( i = 5; i < NOFILE; i++ )
+		close(i);
+#elif defined(__FreeBSD__)
+#include <sys/resource.h>
+	int i;
+	struct rlimit rl;
+
+	getrlimit(RLIMIT_NOFILE,&rl);
+	close(0);
+	for ( i = 5; i < rl.rlim_cur; i++ )
+		close(i);
+#endif
+
+	I_am_server = 1;
 	endian_init();
 #if defined(VISUAL)
 	if ( !ox_sock_id )
@@ -735,8 +749,10 @@ static void ox_io_init() {
 	iofp[0].in = fdopen(3,"r");
 	iofp[0].out = fdopen(4,"w");
 
+#if !defined(__CYGWIN__)
 	setbuffer(iofp[0].in,(char *)malloc(LBUFSIZ),LBUFSIZ);
 	setbuffer(iofp[0].out,(char *)malloc(LBUFSIZ),LBUFSIZ);
+#endif
 	signal(SIGUSR1,ox_usr1_handler);
 #endif
 	asir_OperandStackSize = BUFSIZ;
@@ -775,7 +791,7 @@ void asir_ox_push_cmo(void *cmo)
 
 /*
  * Pop an object from the stack and converts it
- * int a binary encoded CMO.
+ * into a binary encoded CMO.
  */
 
 int asir_ox_pop_cmo(void *cmo, int limit)
@@ -799,6 +815,30 @@ int asir_ox_pop_cmo(void *cmo, int limit)
 		return -1;
 }
 
+int asir_ox_pop_string(void *string, int limit)
+{
+	Obj val;
+	int l;
+
+	val = asir_pop_one();
+	if ( !val ) {
+		if ( limit >= 2 ) {
+			sprintf(string,"0");
+			l = strlen(string);
+		} else
+			l = -1;
+	} else {
+		l = estimate_length(CO,val);
+		if ( l+1 <= limit ) {
+			soutput_init(string);
+			sprintexpr(CO,val);
+			l = strlen(string);
+		} else
+			l = -1;
+	}
+	return l;
+}
+
 /*
  * Executes an SM command.
  */
@@ -809,7 +849,7 @@ void asir_ox_push_cmd(int cmd)
 	ERR err;
 	extern char LastError[];
 
-	if ( ret = setjmp(env) ) {
+	if ( ret = SETJMP(main_env) ) {
 		asir_reset_handler();
 		if ( ret == 1 ) {
 			create_error(&err,0,LastError); /* XXX */
@@ -836,7 +876,7 @@ void asir_ox_execute_string(char *s)
 
 	MKSTR(str,s);
 	asir_push_one((Obj)str);
-	if ( ret = setjmp(env) ) {
+	if ( ret = SETJMP(main_env) ) {
 		asir_reset_handler();
 		if ( ret == 1 ) {
 			create_error(&err,0,LastError); /* XXX */
@@ -897,16 +937,9 @@ int asir_ox_init(int byteorder)
 #endif
 	srandom((int)get_current_time());
 
-#if defined(THINK_C)
-	param_init();
-#endif
-	StackBottom = &tmp + 1; /* XXX */
 	rtime_init();
 	env_init();
 	endian_init();
-#if !defined(VISUAL) && !defined(THINK_C)
-/*	check_key(); */
-#endif
 	GC_init();
 /*	process_args(argc,argv); */
 	output_init();
@@ -925,14 +958,10 @@ int asir_ox_init(int byteorder)
 #if defined(UINIT)
 	reg_sysf();
 #endif
-#if defined(THINK_C)
-	sprintf(ifname,"asirrc");
-#else
 	sprintf(ifname,"%s/.asirrc",getenv("HOME"));
-#endif
 	if ( do_asirrc && (ifp = fopen(ifname,"r")) ) {
 		input_init(ifp,ifname);
-		if ( !setjmp(env) ) {
+		if ( !SETJMP(main_env) ) {
 			read_exec_file = 1;
 			read_eval_loop();
 			read_exec_file = 0;