Change tui_source_element::line to have type std::string

[deliverable/binutils-gdb.git] / gdb / utils.h

diff --git a/gdb/utils.h b/gdb/utils.h
index b0b5573239eec191424d340f860be01526e6528a..79c8a6fc8d823d7f58672a64b998ea5e4d18a2c9 100644 (file)
--- a/gdb/utils.h
+++ b/gdb/utils.h
@@ -25,11 +25,13 @@
 #include "gdbsupport/scoped_restore.h"
 #include <chrono>
 
+#ifdef HAVE_LIBXXHASH
+#include <xxhash.h>
+#endif
+
 struct completion_match_for_lcd;
 class compiled_regex;
 
-extern void initialize_utils (void);
-
 /* String utilities.  */
 
 extern bool sevenbit_strings;
@@ -103,8 +105,6 @@ extern int streq_hash (const void *, const void *);
 
 extern int subset_compare (const char *, const char *);
 
-int compare_positive_ints (const void *ap, const void *bp);
-
 /* Compare C strings for std::sort.  */
 
 static inline bool
@@ -125,7 +125,7 @@ void reset_prompt_for_continue_wait_time (void);
 /* Return the time spent in prompt_for_continue.  */
 std::chrono::steady_clock::duration get_prompt_for_continue_wait_time ();
 \f
-/* Parsing utilites.  */
+/* Parsing utilities.  */
 
 extern int parse_pid_to_attach (const char *args);
 
@@ -352,7 +352,10 @@ extern struct ui_file *gdb_stdtargin;
 extern void set_screen_width_and_height (int width, int height);
 
 /* More generic printf like operations.  Filtered versions may return
-   non-locally on error.  */
+   non-locally on error.  As an extension over plain printf, these
+   support some GDB-specific format specifiers.  Particularly useful
+   here are the styling formatters: '%p[', '%p]' and '%ps'.  See
+   ui_out::message for details.  */
 
 extern void fputs_filtered (const char *, struct ui_file *);
 
@@ -432,6 +435,20 @@ extern void fprintf_styled (struct ui_file *stream,
                            ...)
   ATTRIBUTE_PRINTF (3, 4);
 
+extern void vfprintf_styled (struct ui_file *stream,
+                            const ui_file_style &style,
+                            const char *fmt,
+                            va_list args)
+  ATTRIBUTE_PRINTF (3, 0);
+
+/* Like vfprintf_styled, but do not process gdb-specific format
+   specifiers.  */
+extern void vfprintf_styled_no_gdbfmt (struct ui_file *stream,
+                                      const ui_file_style &style,
+                                      bool filter,
+                                      const char *fmt, va_list args)
+  ATTRIBUTE_PRINTF (4, 0);
+
 /* Like fputs_filtered, but styles the output according to STYLE, when
    appropriate.  */
 
@@ -439,6 +456,12 @@ extern void fputs_styled (const char *linebuffer,
                          const ui_file_style &style,
                          struct ui_file *stream);
 
+/* Unfiltered variant of fputs_styled.  */
+
+extern void fputs_styled_unfiltered (const char *linebuffer,
+                                    const ui_file_style &style,
+                                    struct ui_file *stream);
+
 /* Like fputs_styled, but uses highlight_style to highlight the
    parts of STR that match HIGHLIGHT.  */
 
@@ -548,4 +571,18 @@ extern void copy_bitwise (gdb_byte *dest, ULONGEST dest_offset,
                          const gdb_byte *source, ULONGEST source_offset,
                          ULONGEST nbits, int bits_big_endian);
 
+/* A fast hashing function.  This can be used to hash strings in a fast way
+   when the length is known.  If no fast hashing library is available, falls
+   back to iterative_hash from libiberty.  */
+
+static inline unsigned int
+fast_hash (const char* str, size_t len)
+{
+#ifdef HAVE_LIBXXHASH
+  return XXH64 (str, len, 0);
+#else
+  return iterative_hash (str, len, 0);
+#endif
+}
+
 #endif /* UTILS_H */