tal/str: rename tal_asprintf/tal_vasprintf to tal_fmt/tal_vfmt.

Shorter, sweeter, and less legacy.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

ccan/tal/str/str.c

@@ -40,19 +40,19 @@ char *tal_strndup(const tal_t *ctx, const char *p, size_t n)
 	return ret;
 }
 
-char *tal_asprintf(const tal_t *ctx, const char *fmt, ...)
+char *tal_fmt(const tal_t *ctx, const char *fmt, ...)
 {
 	va_list ap;
 	char *ret;
 
 	va_start(ap, fmt);
-	ret = tal_vasprintf(ctx, fmt, ap);
+	ret = tal_vfmt(ctx, fmt, ap);
 	va_end(ap);
 
 	return ret;
 }
 
-char *tal_vasprintf(const tal_t *ctx, const char *fmt, va_list ap)
+char *tal_vfmt(const tal_t *ctx, const char *fmt, va_list ap)
 {
 	size_t max;
 	char *buf;

ccan/tal/str/str.h

@@ -24,19 +24,19 @@ char *tal_strdup(const tal_t *ctx, const char *p);
 char *tal_strndup(const tal_t *ctx, const char *p, size_t n);
 
 /**
- * tal_asprintf - allocate a formatted string
+ * tal_fmt - allocate a formatted string
  * @ctx: NULL, or tal allocated object to be parent.
  * @fmt: the printf-style format (can be take()).
  */
-char *tal_asprintf(const tal_t *ctx, const char *fmt, ...) PRINTF_FMT(2,3);
+char *tal_fmt(const tal_t *ctx, const char *fmt, ...) PRINTF_FMT(2,3);
 
 /**
- * tal_vasprintf - allocate a formatted string (va_list version)
+ * tal_vfmt - allocate a formatted string (va_list version)
  * @ctx: NULL, or tal allocated object to be parent.
  * @fmt: the printf-style format (can be take()).
  * @va: the va_list containing the format args.
  */
-char *tal_vasprintf(const tal_t *ctx, const char *fmt, va_list ap)
+char *tal_vfmt(const tal_t *ctx, const char *fmt, va_list ap)
 	PRINTF_FMT(2,0);
 
 /**

ccan/tal/str/test/run-string.c

@@ -36,7 +36,7 @@ int main(void)
 	strcat(c, "x");
 	tal_free(c);
 
-	c = tal_asprintf(parent, "hello %s", "there");
+	c = tal_fmt(parent, "hello %s", "there");
 	ok1(strcmp(c, "hello there") == 0);
 	ok1(tal_parent(c) == parent);
 	tal_free(c);

ccan/tal/str/test/run-take.c

@@ -27,7 +27,7 @@ int main(void)
 	tal_free(c);
 
 	c = tal_strdup(parent, "hello %s");
-	c = tal_asprintf(parent, take(c), "there");
+	c = tal_fmt(parent, take(c), "there");
 	ok1(strcmp(c, "hello there") == 0);
 	ok1(tal_parent(c) == parent);
 	/* No leftover allocations. */
@@ -41,7 +41,7 @@ int main(void)
 	c = NULL;
 	ok1(tal_strdup(NULL, take(c)) == NULL);
 	ok1(tal_strndup(NULL, take(c), 5) == NULL);
-	ok1(tal_asprintf(NULL, take(c), 0) == NULL);
+	ok1(tal_fmt(NULL, take(c), 0) == NULL);
 
 	return exit_status();
 }