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+/* xsystem.h - system(3) with error messages
+
+ Carl D. Worth
+
+ Copyright (C) 2001 University of Southern California
+
+ This program is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License as
+ published by the Free Software Foundation; either version 2, or (at
+ your option) any later version.
+
+ This program is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+*/
+
+#ifndef XSYSTEM_H
+#define XSYSTEM_H
+
+#include <stdlib.h>
+
+/* Like system(3), but with error messages printed if the fork fails
+ or if the child process dies due to an uncaught signal. Also, the
+ return value is a bit simpler:
+
+ -1 if there was any problem
+ Otherwise, the 8-bit return value of the program ala WEXITSTATUS
+ as defined in <sys/wait.h>.
+*/
+int xsystem(const char *cmd);
+
+#endif
+