}
\f
+/* Like asprintf/vasprintf but get an internal_error if the call
+ fails. */
+
+void
+xasprintf (char **ret, const char *format, ...)
+{
+ va_list args;
+ va_start (args, format);
+ xvasprintf (ret, format, args);
+ va_end (args);
+}
+
+void
+xvasprintf (char **ret, const char *format, va_list ap)
+{
+ int status = vasprintf (ret, format, ap);
+ /* NULL could be returned due to a memory allocation problem; a
+ badly format string; or something else. */
+ if ((*ret) == NULL)
+ internal_error ("%s:%d: vasprintf returned NULL buffer (errno %d)",
+ __FILE__, __LINE__, errno);
+ /* A negative status with a non-NULL buffer shouldn't never
+ happen. But to be sure. */
+ if (status < 0)
+ internal_error ("%s:%d: vasprintf call failed (errno %d)",
+ __FILE__, __LINE__, errno);
+}
+
+
/* My replacement for the read system call.
Used like `read' but keeps going if `read' returns too soon. */
char *linebuffer;
struct cleanup *old_cleanups;
- vasprintf (&linebuffer, format, args);
- if (linebuffer == NULL)
- {
- fputs_unfiltered ("\ngdb: virtual memory exhausted.\n", gdb_stderr);
- exit (1);
- }
+ xvasprintf (&linebuffer, format, args);
old_cleanups = make_cleanup (free, linebuffer);
fputs_maybe_filtered (linebuffer, stream, filter);
do_cleanups (old_cleanups);
char *linebuffer;
struct cleanup *old_cleanups;
- vasprintf (&linebuffer, format, args);
- if (linebuffer == NULL)
- {
- fputs_unfiltered ("\ngdb: virtual memory exhausted.\n", gdb_stderr);
- exit (1);
- }
+ xvasprintf (&linebuffer, format, args);
old_cleanups = make_cleanup (free, linebuffer);
fputs_unfiltered (linebuffer, stream);
do_cleanups (old_cleanups);