/****************************************************************
*
* Program getparam.c:
- * Program to test function fopen
+ * Program to read system parameters
*
* Author: Simone Piccardi
* Jan. 2002
*
* Usage: getparam -h give all info's
*
- * $Id: getparam.c,v 1.1 2002/01/03 23:44:14 piccardi Exp $
- *
****************************************************************/
/*
* Include needed headers
#include <errno.h> /* error definitions and routines */
#include <stdlib.h> /* C standard library */
#include <unistd.h> /* unix standard library */
-#include <string.h> /* string functions */
-#include <limits.h>
-#include <stdio.h>
-
+#include <string.h> /* C strings library */
+#include <limits.h> /* system limits constants, types and functions */
+#include <stdio.h> /* standard I/O library */
+#include <time.h> /* date and time constants, types and functions */
-#include <time.h> /* for CLK_TCK e CLOCKS_PER_SEC */
/* Table of constants for sysconf() */
char *sc_names[]={"_SC_ARG_MAX",
0,
#endif
#ifdef SSIZE_MAX
- 1
+ 1,
#else
#define SSIZE_MAX -1
0
+#endif
};
* Main code beginning
*
* ***********************************************************/
- /* There must be 2 remaing parameters */
if ( (argc-optind) != 1 ) {
printf("From %d arguments, removed %d options\n", argc, optind);
usage();
* routine to print usage info and exit
*/
void usage(void) {
- printf("Program testfopen : test fopen for a file \n");
+ printf("Program getparam : test fopen for a file \n");
printf("Usage:\n");
- printf(" testfopen [-h] file mode \n");
+ printf(" getparam [-h] parameter \n");
printf(" -h print this help\n");
exit(1);