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etags ‘fatal’ function is now printf-like

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* lib-src/etags.c (fatal): Now printf-like.  All callers changed.
Also, now static; not clear why it needed to be extern.
(verror): New function, with most of the old contents of ‘error’.
(fatal, error): Use it.
This commit is contained in:
Paul Eggert 2015-09-16 14:39:29 -07:00
parent 641350b2fd
commit 82198ed57e
1 changed files with 21 additions and 11 deletions
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32
lib-src/etags.c
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@ -361,8 +361,9 @@ static void analyze_regex (char *);
static void free_regexps (void);
static void regex_tag_multiline (void);
static void error (const char *, ...) ATTRIBUTE_FORMAT_PRINTF (1, 2);
static void verror (char const *, va_list) ATTRIBUTE_FORMAT_PRINTF (1, 0);
static _Noreturn void suggest_asking_for_help (void);
_Noreturn void fatal (const char *, const char *);
static _Noreturn void fatal (char const *, ...) ATTRIBUTE_FORMAT_PRINTF (1, 2);
static _Noreturn void pfatal (const char *);
static void add_node (node *, node **);
@ -1091,7 +1092,7 @@ main (int argc, char **argv)
++current_arg;
++file_count;
if (parsing_stdin)
fatal ("cannot parse standard input more than once", (char *)NULL);
fatal ("cannot parse standard input more than once");
parsing_stdin = true;
break;
@ -1255,8 +1256,8 @@ main (int argc, char **argv)
if (streq (this_file, "-"))
{
if (parsing_stdin)
fatal ("cannot parse standard input AND read file names from it",
(char *)NULL);
fatal ("cannot parse standard input "
"AND read file names from it");
while (readline_internal (&filename_lb, stdin, "-") > 0)
process_file_name (filename_lb.buffer, lang);
}
@ -1324,7 +1325,7 @@ main (int argc, char **argv)
z = stpcpy (z, tagfile);
strcpy (z, ";rm OTAGS");
if (system (cmd) != EXIT_SUCCESS)
fatal ("failed to execute shell command", (char *)NULL);
fatal ("failed to execute shell command");
}
free (cmd);
append_to_tagfile = true;
@ -6351,10 +6352,13 @@ skip_name (char *cp)
}
/* Print error message and exit. */
void
fatal (const char *s1, const char *s2)
static void
fatal (char const *format, ...)
{
error (s1, s2);
va_list ap;
va_start (ap, format);
verror (format, ap);
va_end (ap);
exit (EXIT_FAILURE);
}
@ -6379,10 +6383,16 @@ error (const char *format, ...)
{
va_list ap;
va_start (ap, format);
verror (format, ap);
va_end (ap);
}
static void
verror (char const *format, va_list ap)
{
fprintf (stderr, "%s: ", progname);
vfprintf (stderr, format, ap);
fprintf (stderr, "\n");
va_end (ap);
}
/* Return a newly-allocated string whose contents
@ -6673,7 +6683,7 @@ xmalloc (size_t size)
{
void *result = malloc (size);
if (result == NULL)
fatal ("virtual memory exhausted", (char *)NULL);
fatal ("virtual memory exhausted");
return result;
}
@ -6682,7 +6692,7 @@ xrealloc (void *ptr, size_t size)
{
void *result = realloc (ptr, size);
if (result == NULL)
fatal ("virtual memory exhausted", (char *)NULL);
fatal ("virtual memory exhausted");
return result;
}