===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/parse/load.c,v
retrieving revision 1.6
retrieving revision 1.16
diff -u -p -r1.6 -r1.16
--- OpenXM_contrib2/asir2000/parse/load.c	2001/08/20 09:03:27	1.6
+++ OpenXM_contrib2/asir2000/parse/load.c	2005/03/24 22:54:22	1.16
@@ -45,7 +45,7 @@
  * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
  * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
  *
- * $OpenXM: OpenXM_contrib2/asir2000/parse/load.c,v 1.5 2000/11/10 08:28:53 noro Exp $ 
+ * $OpenXM: OpenXM_contrib2/asir2000/parse/load.c,v 1.15 2005/03/24 12:46:45 takayama Exp $ 
 */
 #include "ca.h"
 #include "parse.h"
@@ -74,14 +74,13 @@
 #include <io.h>
 #endif
 
+#ifdef MALLOC
 #undef MALLOC
 #define MALLOC(x) GC_malloc((x)+4)
+#endif
 
-char *ASIRLOADPATH[32];
+char **ASIRLOADPATH;
 
-void encrypt_file(char *,char *);
-void decrypt_file(char *,char *);
-
 #if defined(VISUAL)
 #define ENVDELIM ';'
 #define MORE "more < "
@@ -95,15 +94,49 @@ void decrypt_file(char *,char *);
 #endif
 
 char *getenv();
+void Pget_rootdir();
+char *search_executable(char *name);
+
 extern char *asir_libdir;
 extern char *asir_pager;
 extern int read_exec_file;
 extern int main_parser;
-extern jmp_buf exec_env;
+extern JMP_BUF exec_env;
 
+char *search_executable(char *name)
+{
+	char *c,*s,*ret;
+	int len,nlen;
+	char dir[BUFSIZ],path[BUFSIZ];
+	struct stat buf;
+
+	nlen = strlen(name);
+	for ( s = (char *)getenv("PATH"); s; ) {
+		c = (char *)index(s,':');
+		len = c ? c-s : strlen(s);
+		if ( len >= BUFSIZ ) continue;
+		strncpy(dir,s,len); dir[len] = 0;
+		if ( c ) s = c+1;
+		else s = 0;
+		if ( len+nlen+1 >= BUFSIZ ) continue;
+		sprintf(path,"%s/%s",dir,name);
+		if ( !stat(path,&buf) && !(buf.st_mode & S_IFDIR) 
+#if !defined(VISUAL)
+			&& !access(path,X_OK)
+#endif
+                ) {
+			len = strlen(path)+1;
+			ret = (char *)MALLOC(len);
+			strcpy(ret,path);
+			return ret;
+		}
+	}
+	return 0;
+}
+
 void env_init() {
 	char *e,*p,*q;
-	int i,l;
+	int i,l,japanese;
 	char *getenv();
 	char *oxhome;
 	char rootname[BUFSIZ];
@@ -124,12 +157,35 @@ void env_init() {
 		}
 	}
 	if ( !(asir_pager = getenv("PAGER")) ) {
-		asir_pager = (char *)malloc(strlen(MORE)+1);
-		strcpy(asir_pager,MORE);
+		japanese = 0;
+		if ( (e = getenv("LANGUAGE")) && 
+			(!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
+		else if ( (e = getenv("LC_ALL")) && 
+			(!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
+		else if ( (e = getenv("LC_CTYPE")) && 
+			(!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
+		else if ( (e = getenv("LANG")) && 
+			(!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
+		if ( japanese )
+			asir_pager = search_executable("jless");
+		if ( !asir_pager ) {
+			/* default: more */
+			asir_pager = (char *)malloc(strlen(MORE)+1);
+			strcpy(asir_pager,MORE);
+		}
 	}
-	if ( e = getenv("ASIRLOADPATH" ) )
+	if ( e = getenv("ASIRLOADPATH" ) ) {
 		for ( i = 0; ; i++, e = p+1 ) {
 			p = (char *)index(e,ENVDELIM);
+			if ( !p )
+				break;
+		}
+		i += 3;
+        ASIRLOADPATH=(char **)MALLOC(sizeof(char *)*i);
+		for ( l = 0; l<i; l++) ASIRLOADPATH[l] = NULL; 
+		e = getenv("ASIRLOADPATH");
+		for ( i = 0; ; i++, e = p+1 ) {
+			p = (char *)index(e,ENVDELIM);
 			l = p ? p-e : strlen(e); q = (char *)MALLOC(l+1);
 			if ( l ) {
 				strncpy(q,e,l); q[l] = 0; ASIRLOADPATH[i] = q;
@@ -137,13 +193,16 @@ void env_init() {
 			if ( !p )
 				break;
 		}
+    }else{
+	  ASIRLOADPATH=(char **)MALLOC(sizeof(char *)*3);
+	  ASIRLOADPATH[0] = NULL;
+    }
 	for ( i = 0; ASIRLOADPATH[i]; i++ );
-	ASIRLOADPATH[i] = asir_libdir;
+	ASIRLOADPATH[i++] = asir_libdir;
+	ASIRLOADPATH[i] = NULL;
 }
 
-void searchasirpath(name,pathp)
-char *name;
-char **pathp;
+void searchasirpath(char *name,char **pathp)
 {
 	char **p;
 	char *q;
@@ -195,19 +254,16 @@ char **pathp;
 
 #define DELIM '/'
 
-void Eungetc(int,FILE *);
-
-void loadasirfile(name0)
-char *name0;
+void loadasirfile(char *name0)
 {
 	FILE *in;
-	IN t;
+	INFILE t;
 	extern char cppname[];
 #if defined(VISUAL)
 	char ibuf1[BUFSIZ],ibuf2[BUFSIZ];
 	int ac;
 	char *av[BUFSIZ];
-	char *p,*c;
+	char *p;
 	FILE *fp;
 	char dname[BUFSIZ],tname0[BUFSIZ];
 	char *name,*tname;
@@ -217,6 +273,7 @@ char *name0;
 	char CppExe[BUFSIZ];
 	char nbuf[BUFSIZ],tnbuf[BUFSIZ];
 	STRING rootdir;
+	void call_exe(char *,char **);
 
 	/* create the unique prefix */
 	if ( !prefix[0] )
@@ -280,7 +337,7 @@ char *name0;
 		perror("fopen");
 		error("load : failed");
 	}
-	t = (IN)MALLOC(sizeof(struct oIN));
+	t = (INFILE)MALLOC(sizeof(struct oINFILE));
 	t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
 	t->tname = (char *)MALLOC(strlen(tname)+1); strcpy(t->tname,tname); free(tname);
 	t->encoded = encoded;
@@ -292,7 +349,7 @@ char *name0;
 		perror("popen");
 		error("load : failed");
 	}
-	t = (IN)MALLOC(sizeof(struct oIN));
+	t = (INFILE)MALLOC(sizeof(struct oINFILE));
 	t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
 #endif
 	t->fp = in; t->ln = 1; t->next = asir_infile; asir_infile = t;
@@ -302,8 +359,7 @@ char *name0;
 		reallocarray((char **)&EPVS->va,(int *)&EPVS->asize,(int *)&EPVS->n,(int)sizeof(struct oPV));
 }
 
-void execasirfile(name)
-char *name;
+void execasirfile(char *name)
 {
 	loadasirfile(name);
 	read_exec_file = 1;
@@ -311,17 +367,19 @@ char *name;
 	read_exec_file = 0;
 }
 
-void load_and_execfile(name)
-char *name;
+void load_and_execfile(char *name)
 {
 	FILE *fp;
-	IN save_asir_infile;
+	INFILE save_asir_infile;
+	int save_prresult;
+	extern prresult;
 
 	savepvs();
 	save_asir_infile = asir_infile;
+	save_prresult = prresult;
 	fp = fopen(name,"rb");
 	input_init(fp,name);
-	if ( !setjmp(exec_env) ) {
+	if ( !SETJMP(exec_env) ) {
 		/* XXX : information for asir_teriminate() */
 		read_exec_file = 2;
 		read_eval_loop();
@@ -330,12 +388,12 @@ char *name;
 	fclose(fp);
 	restorepvs();
 	asir_infile = save_asir_infile;
+	prresult = save_prresult;
 }
 
 static NODE objfile = 0;
 
-int loadfile(s)
-char *s;
+int loadfile(char *s)
 {
 	FILE *in;
 
@@ -347,7 +405,7 @@ char *s;
 		return 0;
 }
 
-int loadfiles(node) NODE node; { return 0; }
+int loadfiles(NODE node) { return 0; }
 
 static unsigned char encrypt_tab[128][2] = {
 {137,40},{1,194},{133,79},{48,20},{254,76},{98,17},{110,233},{19,231},
@@ -397,8 +455,7 @@ unsigned char decrypt_char(unsigned char c)
 	return decrypt_tab[c];
 }
 
-void encrypt_file(in,out)
-char *in,*out;
+void encrypt_file(char *in,char *out)
 {
 	FILE *infp,*outfp;
 	int c;
@@ -409,13 +466,12 @@ char *in,*out;
 		c = getc(infp);
 		if ( c == EOF )
 			break;
-		putc(encrypt_char(c),outfp);
+		putc(encrypt_char((unsigned char)c),outfp);
 	}
 	fclose(infp); fclose(outfp);
 }
 
-void decrypt_file(in,out)
-char *in,*out;
+void decrypt_file(char *in,char *out)
 {
 	FILE *infp,*outfp;
 	int c;
@@ -428,7 +484,7 @@ char *in,*out;
 		c = getc(infp);
 		if ( c == EOF )
 			break;
-		putc(decrypt_char(c),outfp);
+		putc(decrypt_char((unsigned char)c),outfp);
 	}
 	fclose(infp); fclose(outfp);
 }