X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=usystem.c;h=572b910d091a384d7a55bd9dc24d478a36cefc2c;hb=95244a1c40718e9ad8bda9e2df66677e180354d6;hp=23ba305799bc93e6851b794c8a00fabdb87a054a;hpb=2655364624f87e757fa8719d3510bdf02ccf850c;p=xboard.git

diff --git a/usystem.c b/usystem.c
index 23ba305..572b910 100644
--- a/usystem.c
+++ b/usystem.c
@@ -516,6 +516,25 @@ DestroyChildProcess (ProcRef pr, int signalType)
     close(cp->fdTo);
 }
 
+char *
+BufferCommandOutput (char *command, int size)
+{
+    ChildProc *pr;
+    char *res = (char *) calloc(1, size);
+    if(res) {
+	int count;
+	FILE *f;
+	StartChildProcess(command, ".", (ProcRef) &pr);    // run command in daughter process
+	f = fdopen(pr->fdFrom, "r");
+	count = fread(res, 1, size-1, f);  // read its output
+	fclose(f);
+	res[count > 0 ? count : 0] = NULLCHAR;  
+	DestroyChildProcess((ProcRef) pr, 9);
+	free(pr);
+    }
+    return res; // return buffer with output
+}
+
 void
 InterruptChildProcess (ProcRef pr)
 {