From 1077fa4d772832f77a677ce7fb7c2d513b959e3f Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Thu, 10 May 2001 00:40:28 +0000 Subject: uClibc now has a math library. muahahahaha! -Erik --- libm/double/time-it.c | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 libm/double/time-it.c (limited to 'libm/double/time-it.c') diff --git a/libm/double/time-it.c b/libm/double/time-it.c new file mode 100644 index 000000000..32d07db4e --- /dev/null +++ b/libm/double/time-it.c @@ -0,0 +1,38 @@ +/* Reports run time, in seconds, for a command. + The command argument can have multiple words, but then + it has to be quoted, as for example + + time-it "command < file1 > file2" + + The time interval resolution is one whole second. */ + + +#include +int system (); +int printf (); + +int +main (argv, argc) + int argv; + char **argc; +{ + time_t t0, t1; + + if (argv < 2) + { + printf ("Usage: time-it name_of_program_to_be_timed\n"); + exit (1); + } + time (&t0); + /* Wait til the clock changes before starting. */ + do + { + time (&t1); + } + while (t1 == t0); + system (argc[1]); + t0 = t1; + time (&t1); + printf ("%ld seconds.\n", t1 - t0); + exit (0); +} -- cgit v1.2.3