Fixed some grammer ambiguities

Better error reporting
sun3 support

6 files changed, 135 insertions, 193 deletions

diff --git a/ld/config.h b/ld/config.h
index 756956c..ca4cc87 100644
--- a/ld/config.h
+++ b/ld/config.h
@@ -22,16 +22,18 @@
 #define EMULATION_ENVIRON "LDEMULATION"
 /* If in there look for the strings: */
 #define GLD_EMULATION_NAME "gld"
+#define GLD68K_EMULATION_NAME "gld68k"
 #define GLD960_EMULATION_NAME "gld960"
 #define LNK960_EMULATION_NAME "lnk960"
 /* Otherwise default to this emulation */
-#define DEFAULT_EMULATION GLD960_EMULATION_NAME
+#define DEFAULT_EMULATION GLD68K_EMULATION_NAME
 
 
 /* Look in this variable for a target format */
 #define TARGET_ENVIRON "GNUTARGET"
 /* If not there then choose this */
 #define GLD_TARGET "a.out-generic-big"
+#define GLD68K_TARGET "a.out-generic-big"
 #define LNK960_TARGET "coff-Intel-big"
 #define GLD960_TARGET "b.out.big"
 
diff --git a/ld/ld-emul.c b/ld/ld-emul.c
index fed96f3..5c20791 100755
--- a/ld/ld-emul.c
+++ b/ld/ld-emul.c
@@ -20,27 +20,6 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 /*
    $Id$ 
-
-   $Log$
-   Revision 1.2  1991/03/22 23:02:28  steve
-   Brought up to sync with Intel again.
-
- * Revision 1.1  1991/03/13  00:48:09  chrisb
- * Initial revision
- *
- * Revision 1.4  1991/03/10  09:31:16  rich
- *  Modified Files:
- *  	Makefile config.h ld-emul.c ld-emul.h ld-gld.c ld-gld960.c
- *  	ld-lnk960.c ld.h lddigest.c ldexp.c ldexp.h ldfile.c ldfile.h
- *  	ldgram.y ldinfo.h ldlang.c ldlang.h ldlex.h ldlex.l ldmain.c
- *  	ldmain.h ldmisc.c ldmisc.h ldsym.c ldsym.h ldversion.c
- *  	ldversion.h ldwarn.h ldwrite.c ldwrite.h y.tab.h
- *
- * As of this round of changes, ld now builds on all hosts of (Intel960)
- * interest and copy passes my copy test on big endian hosts again.
- *
- * Revision 1.3  1991/02/22  17:14:55  sac
- * Added RCS keywords and copyrights
  *
 */
 /*
@@ -57,6 +36,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 extern ld_emulation_xfer_type ld_lnk960_emulation;
 extern ld_emulation_xfer_type ld_gld_emulation;
+extern ld_emulation_xfer_type ld_gld68k_emulation;
 extern ld_emulation_xfer_type ld_gld960_emulation;
 
 
@@ -132,6 +112,9 @@ char *target;
   else if (strcmp(target,GLD_EMULATION_NAME)==0) {
     ld_emulation = &ld_gld_emulation;
   }
+  else if (strcmp(target,GLD68K_EMULATION_NAME)==0) {
+    ld_emulation = &ld_gld68k_emulation;
+  }
   else if (strcmp(target,GLD960_EMULATION_NAME)==0) {
     ld_emulation = &ld_gld960_emulation;
   }
diff --git a/ld/ldexp.h b/ld/ldexp.h
index f7e1321..8211f44 100644
--- a/ld/ldexp.h
+++ b/ld/ldexp.h
@@ -97,3 +97,31 @@ PROTO(etree_type *,exp_assop,(int, char *, etree_type *));
 PROTO(void, exp_print_tree,(struct _iobuf *, etree_type *));
 PROTO(bfd_vma, exp_get_vma,(etree_type *, bfd_vma, char *, enum boolean));
 PROTO(int, exp_get_value_int,(etree_type *, int, char *, enum boolean));
+#if 0
+#define LONG 1000
+#define SHORT 1001
+#define BYTE 1002
+#define NAME 1003
+#define NEXT 1004
+#define DEFINED 1005
+#define SIZEOF 1006
+#define ADDR 1007
+#define ALIGN_K 1008
+#define BLOCK 1009
+#define SECTIONS 1010
+#define SIZEOF_HEADERS 1011
+#define MEMORY 1012
+#define DSECT 1013
+#define COPY 1014
+#define INFO 1015
+#define OVERLAY 1016
+#define TARGET_K 1017
+#define MAP 1018
+#define ENTRY 1019
+#define ORIGIN 1020
+#define LENGTH 1021
+#define NOLOAD 1022
+#define SEARCH_DIR 1023
+#define ALIGNMENT 1024
+
+#endif
diff --git a/ld/ldgram.y b/ld/ldgram.y
index aa0f325..c42a3e5 100644
--- a/ld/ldgram.y
+++ b/ld/ldgram.y
@@ -20,37 +20,6 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 /*
  * $Id$ 
  *
- * $Log$
- * Revision 1.1  1991/03/21 21:28:41  gumby
- * Initial revision
- *
- * Revision 1.2  1991/03/16  22:27:24  rich
- * fish
- *
- * Revision 1.1  1991/03/13  00:48:21  chrisb
- * Initial revision
- *
- * Revision 1.6  1991/03/10  09:31:26  rich
- *  Modified Files:
- *  	Makefile config.h ld-emul.c ld-emul.h ld-gld.c ld-gld960.c
- *  	ld-lnk960.c ld.h lddigest.c ldexp.c ldexp.h ldfile.c ldfile.h
- *  	ldgram.y ldinfo.h ldlang.c ldlang.h ldlex.h ldlex.l ldmain.c
- *  	ldmain.h ldmisc.c ldmisc.h ldsym.c ldsym.h ldversion.c
- *  	ldversion.h ldwarn.h ldwrite.c ldwrite.h y.tab.h
- *
- * As of this round of changes, ld now builds on all hosts of (Intel960)
- * interest and copy passes my copy test on big endian hosts again.
- *
- * Revision 1.5  1991/03/09  03:25:48  sac
- * Can now parse the -Ur flag
- *
- * Revision 1.4  1991/03/06  02:26:01  sac
- * Added support for constructor sections.
- * Remove parsing ambiguity.
- * Lint
- *
- * Revision 1.3  1991/02/22  17:15:13  sac
- * Added RCS keywords and copyrights
  *
 */
 
@@ -113,10 +82,11 @@ char *current_file;
 boolean ldgram_want_filename = true;
 boolean had_script = false;
 boolean force_make_executable = false;
-boolean ldgram_mustbe_filename = false;
-boolean ldgram_mustbe_symbolname = false;
 boolean ldgram_has_inputfile = false;
 
+boolean ldgram_in_expression = false;
+
+boolean ldgram_in_defsym = false;
 /* LOCALS */
 
 
@@ -171,7 +141,9 @@ boolean ldgram_has_inputfile = false;
 %token MEMORY 
 %token DSECT NOLOAD COPY INFO OVERLAY 
 %token NAME DEFINED TARGET_K SEARCH_DIR MAP ENTRY 
-%token OPTION_e OPTION_c OPTION_noinhibit_exec OPTION_s OPTION_S OPTION_format
+%token OPTION_e OPTION_c OPTION_noinhibit_exec OPTION_s OPTION_S
+%token OPTION_format  OPTION_F
+
 %token OPTION_d OPTION_dc OPTION_dp OPTION_x OPTION_X
 %token OPTION_v OPTION_M OPTION_t STARTUP HLL SYSLIB FLOAT NOFLOAT OPTION_defsym
 %token OPTION_n OPTION_r OPTION_o OPTION_b  OPTION_A
@@ -195,14 +167,7 @@ file:	command_line  { lang_final(); };
 
 
 filename:
-	{
-	ldgram_mustbe_filename =true;
-	}
-	NAME
-	{
-	ldgram_mustbe_filename = false;
-	$$ = $2;
-	}
+  NAME;
 
 command_line:
 		command_line command_line_option
@@ -271,23 +236,23 @@ command_line_option:
 			{
 			/* Ignored */
 			}
-        |      OPTION_dp
+        |      	OPTION_dp
 			 {
 			  command_line.force_common_definition = true;
 			}
-        | OPTION_format NAME
-           {
-	     lang_add_target($2);
-           }
+        | 	OPTION_format NAME
+	           {
+			  lang_add_target($2);
+       		   }
 
-	| OPTION_Texp { hex_mode  =true; } 
-		  exp_head
+	| 	OPTION_Texp { hex_mode  =true; } 
+		  exp
 		{ lang_section_start($1, $3);
 		  hex_mode = false; }
 	
-	| OPTION_Aarch 
+	| 	OPTION_Aarch 
 		{ ldfile_add_arch($1); }
-	| OPTION_b NAME
+	|	 OPTION_b NAME
 			{
 			lang_add_target($2);
 			}
@@ -295,6 +260,11 @@ command_line_option:
 			{
 			ldfile_add_library_path($1);
 		}
+	|	OPTION_F
+		{
+		/* Ignore */
+		}
+
 	|	ifile_p1
 	|	input_list
 	|	OPTION_c filename
@@ -317,7 +287,15 @@ command_line_option:
 				lang_input_file_is_symbols_only_enum,
 				(char *)NULL);
 			}
-	|	OPTION_defsym assignment_with_nospaces
+	|	OPTION_defsym 
+			{
+			ldgram_in_defsym = true;
+			}
+			 assignment
+			{
+			ldgram_in_defsym = false;
+			}	
+
 	;
 
 
@@ -468,11 +446,6 @@ assign_op:
 end:	';' | ','
 	;
 
-assignment_with_nospaces:
-	{ ldgram_want_filename = false; }
-		assignment
-	{ ldgram_want_filename = true; }
-	;
 
 assignment:
 	
@@ -663,14 +636,18 @@ opt_things:
 	;
 
 exp_head:
-	{ ldgram_mustbe_symbolname = true; }
+		{ 
+		ldgram_in_expression = true; 
+		}
 	exp
-	{ ldgram_mustbe_symbolname = false; 
-	$$ = $2;
-	}
+		{
+		ldgram_in_expression = false; 
+		$$ = $2;
+		}
+	;
 
 opt_exp:
-		exp
+		exp_head
 			{ $$ = $1; }
 	|		{ $$= (etree_type *)NULL; }
 	;
diff --git a/ld/ldlex.l b/ld/ldlex.l
index 67af46b..4710260 100644
--- a/ld/ldlex.l
+++ b/ld/ldlex.l
@@ -19,41 +19,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 /*
  *  $Id$ 
- *
- * $Log$
- * Revision 1.1  1991/03/21 21:28:50  gumby
- * Initial revision
- *
- * Revision 1.3  1991/03/16  22:27:24  rich
- * fish
- *
- * Revision 1.2  1991/03/15  18:45:55  rich
- * foo
- *
- * Revision 1.1  1991/03/13  00:48:27  chrisb
- * Initial revision
- *
- * Revision 1.6  1991/03/10  09:31:32  rich
- *  Modified Files:
- *  	Makefile config.h ld-emul.c ld-emul.h ld-gld.c ld-gld960.c
- *  	ld-lnk960.c ld.h lddigest.c ldexp.c ldexp.h ldfile.c ldfile.h
- *  	ldgram.y ldinfo.h ldlang.c ldlang.h ldlex.h ldlex.l ldmain.c
- *  	ldmain.h ldmisc.c ldmisc.h ldsym.c ldsym.h ldversion.c
- *  	ldversion.h ldwarn.h ldwrite.c ldwrite.h y.tab.h
- *
- * As of this round of changes, ld now builds on all hosts of (Intel960)
- * interest and copy passes my copy test on big endian hosts again.
- *
- * Revision 1.5  1991/03/09  03:25:49  sac
- * Can now parse the -Ur flag
- *
- * Revision 1.4  1991/03/06  02:26:04  sac
- * Added support for constructor sections.
- * Remove parsing ambiguity.
- * Lint
- *
- * Revision 1.3  1991/02/22  17:15:14  sac
- * Added RCS keywords and copyrights
+
  *
 */
 
@@ -79,9 +45,10 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #define input lex_input
 #define unput lex_unput
 int debug;
-extern boolean ldgram_want_filename;
-extern boolean ldgram_mustbe_filename;
-extern boolean ldgram_mustbe_symbolname;
+
+extern boolean ldgram_in_expression;
+extern boolean ldgram_in_defsym;
+
 static char *command_line;
 
 extern int fgetc();
@@ -138,16 +105,7 @@ extern char *ldfile_input_filename;
 int
 lex_input()
 {
-  /*
-     When we know that the next token must be a filename we force the 
-     input routine to return a '#' character, which will cause the special
-     filname regexp to match the following chars even if they don't look
-     much like a filename to any sane person.
-     */
-  if (ldgram_mustbe_filename) {
-    ldgram_mustbe_filename = false;
-    return '#';
-  }
+
 
   if (have_pushback > 0) 
     {
@@ -170,6 +128,7 @@ lex_input()
   }
   else thischar = 0;
   if(thischar == '\t') thischar = ' ';
+  if (thischar == '\n') { thischar = ' '; lineno++; }
   return thischar ;
 }
 
@@ -289,7 +248,6 @@ FILENAME	{FILENAMECHAR}+
 WHITE		[ \t]+
 
 %%
-"\n"		{ lineno++; }
 
 
 "\ -defsym" { return OPTION_defsym; }
@@ -343,6 +301,13 @@ WHITE		[ \t]+
 		 return OPTION_T;
 	       }
 
+"\ -F"{FILENAME}  {
+		 return OPTION_F;
+	       }
+"\ -F"          {
+		 return OPTION_F;
+	       }
+
 "\ -A"{FILENAME} {
                  yylval.name = buystring(yytext+3);
 		 return OPTION_Aarch;
@@ -394,7 +359,6 @@ WHITE		[ \t]+
     int ch;
     ch = input();
     while (ch != '*') {
-      if (ch == '\n') {lineno++; }
       ch = input();
     }
 
@@ -441,34 +405,46 @@ WHITE		[ \t]+
   yylval.name = buystring(p);
   return NAME;
 }
+{FILENAMECHAR} {
 
-
-{FILENAMECHAR} 	{
-
-int ch;
+  boolean loop = false;
+  /*
+    Tokenize a name, this is really pain, since a name can be a
+    filename or a symbol name. filenames have slashes and stuff whist
+    in an expression those things are seperate tokens. We hack this by
+    setting lang_in_expression when we are expecting a symbol, so that
+    [/+-] get taken to be seperate tokens. An extra gotcha is
+    expressions after defsyms, we only allow +s and -s in a defsym
+    expression, so -defsym foo=bar+9 /file.o is parsed ok.
+    
+    */
+  int ch;
   keyword_type *k;
-  if (yytext[0] == '/' && ldgram_mustbe_symbolname) 
-    { RTOKEN('/');}
-   ch = input();
-  while (true) {
-    if (isalpha(ch) || isdigit(ch) || ch == '.'  || ch == '_') {
-      yytext[yyleng++] = ch;
-    }
-    else if (ch == '-' && ldgram_want_filename == true) {
-      yytext[yyleng++] = ch;
-    }
-    else if (ch == '+' && ldgram_want_filename == true) {
-      yytext[yyleng++] = ch;
-    }
-
-    else if (ch == '/' && ldgram_want_filename == true) {
-      yytext[yyleng++] = ch;
+  if (ldgram_in_expression) {
+    if (yytext[0] != '/' ||  ldgram_in_defsym == false)  {
+      switch (yytext[0]) {
+      case '/': RTOKEN('/');
+      case '+': RTOKEN('+');
+      case '-': RTOKEN('-');
+      }
     }
-
-    else break;
-    ch = input();
   }
 
+  ch = input();
+  while (true)
+      {
+	if (isalpha(ch) || isdigit(ch) || ch == '.'  || ch == '_') {
+	  yytext[yyleng++] = ch;
+	}
+	else if (ch == '+' || ch == '-' || ch == '/') {
+	  if (ldgram_in_expression) break;
+	  yytext[yyleng++] = ch;
+	}
+	else 
+	  break;
+	ch = input();
+      }
+
   yytext[yyleng] = 0;
   unput(ch);
 
diff --git a/ld/ldmisc.c b/ld/ldmisc.c
index b252a31..d3671c8 100644
--- a/ld/ldmisc.c
+++ b/ld/ldmisc.c
@@ -18,40 +18,6 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 /*
  * $Id$ 
- *
- * $Log$
- * Revision 1.2  1991/03/22 23:02:37  steve
- * Brought up to sync with Intel again.
- *
- * Revision 1.2  1991/03/15  18:45:55  rich
- * foo
- *
- * Revision 1.1  1991/03/13  00:48:30  chrisb
- * Initial revision
- *
- * Revision 1.7  1991/03/10  09:31:34  rich
- *  Modified Files:
- *  	Makefile config.h ld-emul.c ld-emul.h ld-gld.c ld-gld960.c
- *  	ld-lnk960.c ld.h lddigest.c ldexp.c ldexp.h ldfile.c ldfile.h
- *  	ldgram.y ldinfo.h ldlang.c ldlang.h ldlex.h ldlex.l ldmain.c
- *  	ldmain.h ldmisc.c ldmisc.h ldsym.c ldsym.h ldversion.c
- *  	ldversion.h ldwarn.h ldwrite.c ldwrite.h y.tab.h
- *
- * As of this round of changes, ld now builds on all hosts of (Intel960)
- * interest and copy passes my copy test on big endian hosts again.
- *
- * Revision 1.6  1991/03/09  03:31:01  sac
- * After a fatal info message, the output file is deleted.
- *
- * Revision 1.5  1991/03/06  21:59:54  sac
- * Made %C print function name if available
- *
- * Revision 1.4  1991/03/06  02:27:45  sac
- * Added support for linenumber printing via %C
- *
- * Revision 1.3  1991/02/22  17:15:03  sac
- * Added RCS keywords and copyrights
- *
  */
 
 /*
@@ -184,11 +150,21 @@ va_dcl
 	    fprintf(stderr,"command line");
 	  }
 	  else {
-	    fprintf(stderr,"%s:%u", ldfile_input_filename, lineno + 1);
+	    fprintf(stderr,"%s:%u", ldfile_input_filename, lineno );
 	  }
 	}
 	else {
-	  fprintf(stderr,"command line ");
+	  int ch;
+	  int n = 0;
+	  fprintf(stderr,"command (before <");
+	  ch = lex_input();
+	  while (ch != 0 && n < 10) {
+	    fprintf(stderr, "%c", ch);
+	    ch = lex_input();
+	    n++;
+	  }
+	  fprintf(stderr,")");
+	    
 	}
 	break;
       case 'C':