From: Nick Clifton <nickc@redhat.com>
Date: Thu, 13 Mar 2003 11:49:33 +0000 (+0000)
Subject: (buffer_and_nest): Store more to sb instead of '\n'.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0822d0753e797b3e9e69bec809adc0500192bb40;p=binutils-gdb.git

(buffer_and_nest): Store more to sb instead of '\n'.
(get_line_sb): Return end of line character or '\n' if it is zero or
non-existent.
---

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 148a04b9165..4f281b764df 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,9 @@
+2003-03-09  James E Wilson  <wilson@tuliptree.org>
+
+	* macro.c (buffer_and_nest): Store more to sb instead of '\n'.
+	* read.c (get_line_sb): Return end of line character or '\n' if
+	it is zero or non-existent.
+
 2003-03-12  Alexandre Oliva  <aoliva@redhat.com>
 
 	* config/tc-mips.c (mips_validate_fix): New function.
diff --git a/gas/macro.c b/gas/macro.c
index 77dc067e58b..469ca801f32 100644
--- a/gas/macro.c
+++ b/gas/macro.c
@@ -222,8 +222,8 @@ buffer_and_nest (from, to, ptr, get_line)
 	    }
 	}
 
-      /* Add a CR to the end and keep running.  */
-      sb_add_char (ptr, '\n');
+      /* Add the original end-of-line char to the end and keep running.  */
+      sb_add_char (ptr, more);
       line_start = ptr->len;
       more = get_line (ptr);
     }
diff --git a/gas/read.c b/gas/read.c
index f8d5d7e0066..90ef3674acc 100644
--- a/gas/read.c
+++ b/gas/read.c
@@ -2235,13 +2235,15 @@ s_lsym (ignore)
   demand_empty_rest_of_line ();
 }
 
-/* Read a line into an sb.  */
+/* Read a line into an sb.  Returns the character that ended the line
+   or zero if there are no more lines.  */
 
 static int
 get_line_sb (line)
      sb *line;
 {
   char quote1, quote2, inquote;
+  unsigned char c;
 
   if (input_line_pointer[-1] == '\n')
     bump_line_counters ();
@@ -2269,31 +2271,29 @@ get_line_sb (line)
 
   inquote = '\0';
 
-  while (!is_end_of_line[(unsigned char) *input_line_pointer]
-	 || (inquote != '\0' && *input_line_pointer != '\n'))
+  while ((c = * input_line_pointer ++) != 0
+	 && (!is_end_of_line[c]
+	     || (inquote != '\0' && c != '\n')))
     {
-      if (inquote == *input_line_pointer)
+      if (inquote == c)
 	inquote = '\0';
       else if (inquote == '\0')
 	{
-	  if (*input_line_pointer == quote1)
+	  if (c == quote1)
 	    inquote = quote1;
-	  else if (*input_line_pointer == quote2)
+	  else if (c == quote2)
 	    inquote = quote2;
 	}
 
-      sb_add_char (line, *input_line_pointer++);
+      sb_add_char (line, c);
     }
 
-  while (input_line_pointer < buffer_limit
-	 && is_end_of_line[(unsigned char) *input_line_pointer])
-    {
-      if (input_line_pointer[-1] == '\n')
-	bump_line_counters ();
-      ++input_line_pointer;
-    }
-
-  return 1;
+  /* Don't skip multiple end-of-line characters, because that breaks support
+     for the IA-64 stop bit (;;) which looks like two consecutive end-of-line
+     characters but isn't.  Instead just skip one end of line character and
+     return the character skipped so that the caller can re-insert it if
+     necessary.   */
+  return c;
 }
 
 /* Define a macro.  This is an interface to macro.c.  */