File cvs-useless-asnprintf.diff of Package cvs.5527

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File cvs-useless-asnprintf.diff of Package cvs.5527

--- m4/gnulib.m4
+++ m4/gnulib.m4
@@ -80,7 +80,6 @@
   gl_TIMESPEC
   gl_FUNC_TZSET_CLOBBER
   gl_FUNC_GLIBC_UNLOCKED_IO
-  gl_FUNC_VASNPRINTF
   gl_FUNC_VASPRINTF
   gl_XALLOC
   gl_XGETCWD
--- src/error.c
+++ src/error.c
@@ -111,24 +111,14 @@
     int save_errno = errno;
 
     /* Various buffers we attempt to use to generate the error message.  */
-    char statbuf[256];
     char *buf;
     size_t length;
-    char statbuf2[384];
     char *buf2;
-    char statcmdbuf[32];
-    char *cmdbuf;
-    char *emptybuf = "";
-
-    /* Initialize these to avoid a lot of special case error handling.  */
-    buf = statbuf;
-    buf2 = statbuf2;
-    cmdbuf = emptybuf;
+    char *cmdbuf = 0;
 
     /* Expand the message the user passed us.  */
     va_start (args, message);
-    length = sizeof (statbuf);
-    buf = vasnprintf (statbuf, &length, message, args);
+    length = vasprintf (&buf, message, args);
     va_end (args);
     if (!buf) goto memerror;
 
@@ -141,21 +131,19 @@
      */
     if (cvs_cmd_name)
     {
-	length = sizeof (statcmdbuf);
-	cmdbuf = asnprintf (statcmdbuf, &length, " %s%s%s",
-			    status ? "[" : "",
-			    cvs_cmd_name,
-			    status ? " aborted]" : "");
+	length = asprintf (&cmdbuf, " %s%s%s",
+			   status ? "[" : "",
+			   cvs_cmd_name,
+			   status ? " aborted]" : "");
 	/* Else cmdbuf still = emptybuf.  */
 	if (!cmdbuf) goto memerror;
     }
     /* Else cmdbuf still = emptybuf.  */
 
     /* Now put it all together.  */
-    length = sizeof (statbuf2);
-    buf2 = asnprintf (statbuf2, &length, "%s%s: %s%s%s\n",
-                      program_name, cmdbuf, buf,
-                      errnum ? ": " : "", errnum ? strerror (errnum) : "");
+    length = asprintf (&buf2, "%s%s: %s%s%s\n",
+		       program_name, cmdbuf ? cmdbuf : "", buf,
+		       errnum ? ": " : "", errnum ? strerror (errnum) : "");
     if (!buf2) goto memerror;
 
     /* Send the final message to the client or log it.  */
@@ -166,9 +154,9 @@
 	exit (EXIT_FAILURE);
 
     /* Free anything we may have allocated.  */
-    if (buf != statbuf) free (buf);
-    if (buf2 != statbuf2) free (buf2);
-    if (cmdbuf != statcmdbuf && cmdbuf != emptybuf) free (cmdbuf);
+    free (buf);
+    free (buf2);
+    free (cmdbuf);
 
     /* Restore errno per our charter.  */
     errno = save_errno;
--- src/subr.c
+++ src/subr.c
@@ -1881,8 +1881,8 @@
     char *result;
 
     va_start (args, format);
-    result = vasnprintf (resultbuf, lengthp, format, args);
-    if (result == NULL)
+    *lengthp = vasprintf (&result, format, args);
+    if (*lengthp < 0)
 	error (1, errno, "Failed to write to string.");
     va_end (args);

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File cvs-useless-asnprintf.diff of Package cvs.5527

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