Add more const type qualifiers to GAS sources.

[thirdparty/binutils-gdb.git] / gas / stabs.c

diff --git a/gas/stabs.c b/gas/stabs.c
index 69cca1de4b1ee04ca31c5b1d7ba825213c26f171..b734f35238dcb3579b7a56ea82e3faca9ee522a6 100644 (file)
--- a/gas/stabs.c
+++ b/gas/stabs.c
@@ -1,6 +1,5 @@
 /* Generic stabs parsing for gas.
-   Copyright 1989, 1990, 1991, 1993, 1995, 1996, 1997, 1998, 2000, 2001
-   2002, 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
+   Copyright (C) 1989-2016 Free Software Foundation, Inc.
 
    This file is part of GAS, the GNU Assembler.
 
@@ -20,6 +19,7 @@
    02110-1301, USA.  */
 
 #include "as.h"
+#include "filenames.h"
 #include "obstack.h"
 #include "subsegs.h"
 #include "ecoff.h"
@@ -34,8 +34,8 @@
 
 int outputting_stabs_line_debug = 0;
 
-static void s_stab_generic (int, char *, char *);
-static void generate_asm_file (int, char *);
+static void s_stab_generic (int, const char *, const char *);
+static void generate_asm_file (int, const char *);
 
 /* Allow backends to override the names used for the stab sections.  */
 #ifndef STAB_SECTION_NAME
@@ -176,10 +176,13 @@ aout_process_stab (what, string, type, other, desc)
    kinds of stab sections.  */
 
 static void
-s_stab_generic (int what, char *stab_secname, char *stabstr_secname)
+s_stab_generic (int          what,
+               const char * stab_secname,
+               const char * stabstr_secname)
 {
   long longint;
-  char *string, *saved_string_obstack_end;
+  const char *string;
+  char *saved_string_obstack_end;
   int type;
   int other;
   int desc;
@@ -457,11 +460,10 @@ s_desc (ignore)
   symbolS *symbolP;
   int temp;
 
-  name = input_line_pointer;
-  c = get_symbol_end ();
+  c = get_symbol_name (&name);
   p = input_line_pointer;
   *p = c;
-  SKIP_WHITESPACE ();
+  SKIP_WHITESPACE_AFTER_NAME ();
   if (*input_line_pointer != ',')
     {
       *p = 0;
@@ -488,19 +490,20 @@ s_desc (ignore)
 void
 stabs_generate_asm_file (void)
 {
-  char *file;
+  const char *file;
   unsigned int lineno;
 
-  as_where (&file, &lineno);
+  file = as_where (&lineno);
   if (use_gnu_debug_info_extensions)
     {
       const char *dir;
       char *dir2;
 
       dir = remap_debug_filename (getpwd ());
-      dir2 = alloca (strlen (dir) + 2);
+      dir2 = (char *) alloca (strlen (dir) + 2);
       sprintf (dir2, "%s%s", dir, "/");
       generate_asm_file (N_SO, dir2);
+      xfree ((char *) dir);
     }
   generate_asm_file (N_SO, file);
 }
@@ -509,19 +512,19 @@ stabs_generate_asm_file (void)
    TYPE is one of N_SO, N_SOL.  */
 
 static void
-generate_asm_file (int type, char *file)
+generate_asm_file (int type, const char *file)
 {
   static char *last_file;
   static int label_count;
   char *hold;
   char sym[30];
   char *buf;
-  char *tmp = file;
-  char *endp = file + strlen (file);
+  const char *tmp = file;
+  const char *file_endp = file + strlen (file);
   char *bufp;
 
   if (last_file != NULL
-      && strcmp (last_file, file) == 0)
+      && filename_cmp (last_file, file) == 0)
     return;
 
   /* Rather than try to do this in some efficient fashion, we just
@@ -536,11 +539,11 @@ generate_asm_file (int type, char *file)
   /* Allocate enough space for the file name (possibly extended with
      doubled up backslashes), the symbol name, and the other characters
      that make up a stabs file directive.  */
-  bufp = buf = xmalloc (2 * strlen (file) + strlen (sym) + 12);
+  bufp = buf = (char *) xmalloc (2 * strlen (file) + strlen (sym) + 12);
 
   *bufp++ = '"';
 
-  while (tmp < endp)
+  while (tmp < file_endp)
     {
       char *bslash = strchr (tmp, '\\');
       size_t len = (bslash) ? (size_t) (bslash - tmp + 1) : strlen (tmp);
@@ -580,7 +583,7 @@ stabs_generate_asm_lineno (void)
 {
   static int label_count;
   char *hold;
-  char *file;
+  const char *file;
   unsigned int lineno;
   char *buf;
   char sym[30];
@@ -595,7 +598,7 @@ stabs_generate_asm_lineno (void)
 
   hold = input_line_pointer;
 
-  as_where (&file, &lineno);
+  file = as_where (&lineno);
 
   /* Don't emit sequences of stabs for the same line.  */
   if (prev_file == NULL)
@@ -605,7 +608,7 @@ stabs_generate_asm_lineno (void)
       prev_lineno = lineno;
     }
   else if (lineno == prev_lineno
-          && strcmp (file, prev_file) == 0)
+          && filename_cmp (file, prev_file) == 0)
     {
       /* Same file/line as last time.  */
       return;
@@ -614,7 +617,7 @@ stabs_generate_asm_lineno (void)
     {
       /* Remember file/line for next time.  */
       prev_lineno = lineno;
-      if (strcmp (file, prev_file) != 0)
+      if (filename_cmp (file, prev_file) != 0)
        {
          free (prev_file);
          prev_file = xstrdup (file);
@@ -658,7 +661,6 @@ stabs_generate_asm_func (const char *funcname, const char *startlabname)
   static int void_emitted_p;
   char *hold = input_line_pointer;
   char *buf;
-  char *file;
   unsigned int lineno;
 
   if (! void_emitted_p)
@@ -668,7 +670,7 @@ stabs_generate_asm_func (const char *funcname, const char *startlabname)
       void_emitted_p = 1;
     }
 
-  as_where (&file, &lineno);
+  as_where (&lineno);
   if (asprintf (&buf, "\"%s:F1\",%d,0,%d,%s",
                funcname, N_FUN, lineno + 1, startlabname) == -1)
     as_fatal ("%s", xstrerror (errno));