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[oftp] / src / util.c

diff --git a/src/util.c b/src/util.c
index 241cade..b4b96b7 100644 (file)
--- a/src/util.c
+++ b/src/util.c
@@ -54,6 +54,26 @@ int match_prefix(const char *str, const char *prefix)
        return *prefix ? 0 : 1;
 }
 
+static FILE *logfile;
+
+static void closelog(void)
+{
+       fclose(logfile);
+}
+
+static void logmsg(const char *tag, const char *fmt, va_list ap)
+{
+       if(!logfile) {
+               if(!(logfile = fopen("oftp.log", "w"))) {
+                       return;
+               }
+               setvbuf(logfile, 0, _IOLBF, 0);
+               atexit(closelog);
+       }
+       fprintf(logfile, "%s: ", tag);
+       vfprintf(logfile, fmt, ap);
+}
+
 void errmsg(const char *fmt, ...)
 {
        va_list ap;
@@ -61,6 +81,10 @@ void errmsg(const char *fmt, ...)
        va_start(ap, fmt);
        tui_vmsgbox(TUI_ERROR, "error", fmt, ap);
        va_end(ap);
+
+       va_start(ap, fmt);
+       logmsg("error", fmt, ap);
+       va_end(ap);
 }
 
 void warnmsg(const char *fmt, ...)
@@ -70,6 +94,10 @@ void warnmsg(const char *fmt, ...)
        va_start(ap, fmt);
        tui_status(TUI_WARN, fmt, ap);
        va_end(ap);
+
+       va_start(ap, fmt);
+       logmsg("warning", fmt, ap);
+       va_end(ap);
 }
 
 void infomsg(const char *fmt, ...)
@@ -79,4 +107,8 @@ void infomsg(const char *fmt, ...)
        va_start(ap, fmt);
        tui_status(TUI_INFO, fmt, ap);
        va_end(ap);
+
+       va_start(ap, fmt);
+       logmsg("info", fmt, ap);
+       va_end(ap);
 }