X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gdb%2Futils.c;h=b957b0dc5c290546f52178f5183046659c30e3d9;hb=7c4e78cf63f6436ae43e8289badba78d81e2eb2c;hp=577f9df4ecc6d0a5838daaa9c20a6e2d9ecca7a6;hpb=b4987c956dfa44ca9fd8552f63e15f5fa094b2a4;p=deliverable%2Fbinutils-gdb.git

diff --git a/gdb/utils.c b/gdb/utils.c
index 577f9df4ec..b957b0dc5c 100644
--- a/gdb/utils.c
+++ b/gdb/utils.c
@@ -141,36 +141,6 @@ show_pagination_enabled (struct ui_file *file, int from_tty,
    because while they use the "cleanup API" they are not part of the
    "cleanup API".  */
 
-static void
-do_free_section_addr_info (void *arg)
-{
-  free_section_addr_info ((struct section_addr_info *) arg);
-}
-
-struct cleanup *
-make_cleanup_free_section_addr_info (struct section_addr_info *addrs)
-{
-  return make_cleanup (do_free_section_addr_info, addrs);
-}
-
-/* Helper for make_cleanup_unpush_target.  */
-
-static void
-do_unpush_target (void *arg)
-{
-  struct target_ops *ops = (struct target_ops *) arg;
-
-  unpush_target (ops);
-}
-
-/* Return a new cleanup that unpushes OPS.  */
-
-struct cleanup *
-make_cleanup_unpush_target (struct target_ops *ops)
-{
-  return make_cleanup (do_unpush_target, ops);
-}
-
 /* Helper for make_cleanup_value_free_to_mark.  */
 
 static void
@@ -1200,9 +1170,7 @@ parse_escape (struct gdbarch *gdbarch, const char **string_ptr)
    character. */
 
 static void
-printchar (int c, void (*do_fputs) (const char *, struct ui_file *),
-	   void (*do_fprintf) (struct ui_file *, const char *, ...)
-	   ATTRIBUTE_FPTR_PRINTF_2, struct ui_file *stream, int quoter)
+printchar (int c, do_fputc_ftype do_fputc, ui_file *stream, int quoter)
 {
   c &= 0xFF;			/* Avoid sign bit follies */
 
@@ -1210,39 +1178,45 @@ printchar (int c, void (*do_fputs) (const char *, struct ui_file *),
       (c >= 0x7F && c < 0xA0) ||	/* DEL, High controls */
       (sevenbit_strings && c >= 0x80))
     {				/* high order bit set */
+      do_fputc ('\\', stream);
+
       switch (c)
 	{
 	case '\n':
-	  do_fputs ("\\n", stream);
+	  do_fputc ('n', stream);
 	  break;
 	case '\b':
-	  do_fputs ("\\b", stream);
+	  do_fputc ('b', stream);
 	  break;
 	case '\t':
-	  do_fputs ("\\t", stream);
+	  do_fputc ('t', stream);
 	  break;
 	case '\f':
-	  do_fputs ("\\f", stream);
+	  do_fputc ('f', stream);
 	  break;
 	case '\r':
-	  do_fputs ("\\r", stream);
+	  do_fputc ('r', stream);
 	  break;
 	case '\033':
-	  do_fputs ("\\e", stream);
+	  do_fputc ('e', stream);
 	  break;
 	case '\007':
-	  do_fputs ("\\a", stream);
+	  do_fputc ('a', stream);
 	  break;
 	default:
-	  do_fprintf (stream, "\\%.3o", (unsigned int) c);
-	  break;
+	  {
+	    do_fputc ('0' + ((c >> 6) & 0x7), stream);
+	    do_fputc ('0' + ((c >> 3) & 0x7), stream);
+	    do_fputc ('0' + ((c >> 0) & 0x7), stream);
+	    break;
+	  }
 	}
     }
   else
     {
       if (quoter != 0 && (c == '\\' || c == quoter))
-	do_fputs ("\\", stream);
-      do_fprintf (stream, "%c", c);
+	do_fputc ('\\', stream);
+      do_fputc (c, stream);
     }
 }
 
@@ -1255,34 +1229,30 @@ void
 fputstr_filtered (const char *str, int quoter, struct ui_file *stream)
 {
   while (*str)
-    printchar (*str++, fputs_filtered, fprintf_filtered, stream, quoter);
+    printchar (*str++, fputc_filtered, stream, quoter);
 }
 
 void
 fputstr_unfiltered (const char *str, int quoter, struct ui_file *stream)
 {
   while (*str)
-    printchar (*str++, fputs_unfiltered, fprintf_unfiltered, stream, quoter);
+    printchar (*str++, fputc_unfiltered, stream, quoter);
 }
 
 void
 fputstrn_filtered (const char *str, int n, int quoter,
 		   struct ui_file *stream)
 {
-  int i;
-
-  for (i = 0; i < n; i++)
-    printchar (str[i], fputs_filtered, fprintf_filtered, stream, quoter);
+  for (int i = 0; i < n; i++)
+    printchar (str[i], fputc_filtered, stream, quoter);
 }
 
 void
 fputstrn_unfiltered (const char *str, int n, int quoter,
-		     struct ui_file *stream)
+		     do_fputc_ftype do_fputc, struct ui_file *stream)
 {
-  int i;
-
-  for (i = 0; i < n; i++)
-    printchar (str[i], fputs_unfiltered, fprintf_unfiltered, stream, quoter);
+  for (int i = 0; i < n; i++)
+    printchar (str[i], do_fputc, stream, quoter);
 }
 
 
@@ -1491,9 +1461,7 @@ set_screen_width_and_height (int width, int height)
 static void
 prompt_for_continue (void)
 {
-  char *ignore;
   char cont_prompt[120];
-  struct cleanup *old_chain = make_cleanup (null_cleanup, NULL);
   /* Used to add duration we waited for user to respond to
      prompt_for_continue_wait_time.  */
   using namespace std::chrono;
@@ -1516,8 +1484,7 @@ prompt_for_continue (void)
 
   /* Call gdb_readline_wrapper, not readline, in order to keep an
      event loop running.  */
-  ignore = gdb_readline_wrapper (cont_prompt);
-  make_cleanup (xfree, ignore);
+  gdb::unique_xmalloc_ptr<char> ignore (gdb_readline_wrapper (cont_prompt));
 
   /* Add time spend in this routine to prompt_for_continue_wait_time.  */
   prompt_for_continue_wait_time += steady_clock::now () - prompt_started;
@@ -1527,7 +1494,7 @@ prompt_for_continue (void)
 
   if (ignore != NULL)
     {
-      char *p = ignore;
+      char *p = ignore.get ();
 
       while (*p == ' ' || *p == '\t')
 	++p;
@@ -1541,8 +1508,6 @@ prompt_for_continue (void)
   reinitialize_more_filter ();
 
   dont_repeat ();		/* Forget prev cmd -- CR won't repeat it.  */
-
-  do_cleanups (old_chain);
 }
 
 /* Initialize timer to keep track of how long we waited for the user.  */
@@ -2636,13 +2601,22 @@ strcmp_iw_ordered (const char *string1, const char *string2)
     }
 }
 
-/* A simple comparison function with opposite semantics to strcmp.  */
+/* See utils.h.  */
 
-int
+bool
 streq (const char *lhs, const char *rhs)
 {
   return !strcmp (lhs, rhs);
 }
+
+/* See utils.h.  */
+
+int
+streq_hash (const void *lhs, const void *rhs)
+{
+  return streq ((const char *) lhs, (const char *) rhs);
+}
+
 
 
 /*
@@ -2963,17 +2937,6 @@ compare_positive_ints (const void *ap, const void *bp)
   return * (int *) ap - * (int *) bp;
 }
 
-/* String compare function for qsort.  */
-
-int
-compare_strings (const void *arg1, const void *arg2)
-{
-  const char **s1 = (const char **) arg1;
-  const char **s2 = (const char **) arg2;
-
-  return strcmp (*s1, *s2);
-}
-
 #define AMBIGUOUS_MESS1	".\nMatching formats:"
 #define AMBIGUOUS_MESS2	\
   ".\nUse \"set gnutarget format-name\" to specify the format."
@@ -3052,30 +3015,6 @@ make_bpstat_clear_actions_cleanup (void)
   return make_cleanup (do_bpstat_clear_actions_cleanup, NULL);
 }
 
-
-/* Helper for make_cleanup_free_char_ptr_vec.  */
-
-static void
-do_free_char_ptr_vec (void *arg)
-{
-  VEC (char_ptr) *char_ptr_vec = (VEC (char_ptr) *) arg;
-
-  free_char_ptr_vec (char_ptr_vec);
-}
-
-/* Make cleanup handler calling xfree for each element of CHAR_PTR_VEC and
-   final VEC_free for CHAR_PTR_VEC itself.
-
-   You must not modify CHAR_PTR_VEC after this cleanup registration as the
-   CHAR_PTR_VEC base address may change on its updates.  Contrary to VEC_free
-   this function does not (cannot) clear the pointer.  */
-
-struct cleanup *
-make_cleanup_free_char_ptr_vec (VEC (char_ptr) *char_ptr_vec)
-{
-  return make_cleanup (do_free_char_ptr_vec, char_ptr_vec);
-}
-
 /* Substitute all occurences of string FROM by string TO in *STRINGP.  *STRINGP
    must come from xrealloc-compatible allocator and it may be updated.  FROM
    needs to be delimited by IS_DIR_SEPARATOR or DIRNAME_SEPARATOR (or be