[PATCH 02/13] depend.c: make some function arguments const

[tbsaunde+binutils at tbsaunde dot org]

From: Trevor Saunders <tbsaunde+binutils@tbsaunde.org>

gas/ChangeLog:

2016-02-21  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>

	* depend.c (quote_string_for_make): Make src argument const char *.
	(register_dependency): Likewise.
	(wrap_output): Likewise.
	* as.h (register_dependency): Adjust.
---
 gas/as.h     |  2 +-
 gas/depend.c | 14 +++++++-------
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/gas/as.h b/gas/as.h
index 7714277..0a7875f 100644
--- a/gas/as.h
+++ b/gas/as.h
@@ -513,7 +513,7 @@ void   subseg_set (segT, subsegT);
 int    subseg_text_p (segT);
 int    seg_not_empty_p (segT);
 void   start_dependencies (char *);
-void   register_dependency (char *);
+void   register_dependency (const char *);
 void   print_dependencies (void);
 segT   subseg_get (const char *, int);
 
diff --git a/gas/depend.c b/gas/depend.c
index 50db115..4cf73b9 100644
--- a/gas/depend.c
+++ b/gas/depend.c
@@ -36,8 +36,8 @@ static struct dependency * dep_chain = NULL;
 /* Current column in output file.  */
 static int column = 0;
 
-static int quote_string_for_make (FILE *, char *);
-static void wrap_output (FILE *, char *, int);
+static int quote_string_for_make (FILE *, const char *);
+static void wrap_output (FILE *, const char *, int);
 
 /* Number of columns allowable.  */
 #define MAX_COLUMNS 72
@@ -54,7 +54,7 @@ start_dependencies (char *filename)
 /* Noticed a new filename, so try to register it.  */
 
 void
-register_dependency (char *filename)
+register_dependency (const char *filename)
 {
   struct dependency *dep;
 
@@ -80,9 +80,9 @@ register_dependency (char *filename)
    This code is taken from gcc with only minor changes.  */
 
 static int
-quote_string_for_make (FILE *file, char *src)
+quote_string_for_make (FILE *file, const char *src)
 {
-  char *p = src;
+  const char *p = src;
   int i = 0;
 
   for (;;)
@@ -101,7 +101,7 @@ quote_string_for_make (FILE *file, char *src)
 	       preceded by 2N backslashes represents N backslashes at
 	       the end of a file name; and backslashes in other
 	       contexts should not be doubled.  */
-	    char *q;
+	    const char *q;
 
 	    for (q = p - 1; src < q && q[-1] == '\\'; q--)
 	      {
@@ -142,7 +142,7 @@ quote_string_for_make (FILE *file, char *src)
    wrapping as necessary.  */
 
 static void
-wrap_output (FILE *f, char *string, int spacer)
+wrap_output (FILE *f, const char *string, int spacer)
 {
   int len = quote_string_for_make (NULL, string);
 
-- 
2.7.0