Add stringf() helper function

Signed-off-by: Clifford Wolf <clifford@clifford.at>

2 files changed, 15 insertions, 0 deletions

diff --git a/common/log.cc b/common/log.cc
index df5430bb..e30449ad 100644
--- a/common/log.cc
+++ b/common/log.cc
@@ -46,6 +46,18 @@ void (*log_error_atexit)() = NULL;
 // static bool next_print_log = false;
 static int log_newline_count = 0;
 
+std::string stringf(const char *fmt, ...)
+{
+    std::string string;
+    va_list ap;
+
+    va_start(ap, fmt);
+    string = vstringf(fmt, ap);
+    va_end(ap);
+
+    return string;
+}
+
 std::string vstringf(const char *fmt, va_list ap)
 {
     std::string string;
diff --git a/common/log.h b/common/log.h
index 74b9f0f5..b5fddf53 100644
--- a/common/log.h
+++ b/common/log.h
@@ -51,6 +51,9 @@ extern bool log_quiet_warnings;
 extern std::string log_last_error;
 extern void (*log_error_atexit)();
 
+std::string stringf(const char *fmt, ...);
+std::string vstringf(const char *fmt, va_list ap);
+
 extern std::ostream clog;
 void log(const char *format, ...) NPNR_ATTRIBUTE(format(printf, 1, 2));
 void log_always(const char *format, ...) NPNR_ATTRIBUTE(format(printf, 1, 2));