src-test2/bin/echo/echo.c, branch release/7.3.0_cvs

Copy releng/7.3 to release/7.3.0 to mark 7.3-RELEASE.

2010-03-21T01:30:13Z

Approved by: re (implicit) This commit was manufactured to restore the state of the 7.3-RELEASE image.

/*- or .\"- or #- to begin license clauses.

2005-01-10T08:39:26Z

Remove clause 3 from the UCB licenses.

2004-04-06T20:06:54Z

OK'ed by: imp, core

- Check and report write(2) errors.

2003-10-11T20:34:43Z

- Issue a single writev(2) call instead of multiple write(2)s. This change improves the inefficiencies introduced when echo went on an stdio diet. The following figures are for echoing 1000 arguments. original stdio-based echo: 0.01 real 0.01 user 0.00 sys before: 0.05 real 0.00 user 0.04 sys after: 0.01 real 0.00 user 0.00 sys

Quiet warnings about copyright[].

2003-05-01T16:58:57Z

Put echo on a diet, removing unnecessary use of stdio and getopt.

2002-11-13T01:39:02Z

Before... -r-xr-xr-x 1 root wheel 58636 Oct 28 05:16 /bin/echo After... -rwxr-xr-x 1 root wheel 12824 Nov 12 17:39 /usr/obj/usr/src/bin/echo/echo Submitted by: Tim Kientzle

Consistently use __FBSDID

2002-06-30T05:13:54Z

clarify code:

2002-03-04T05:30:04Z

add comments. don't get the length of each arg passed, only the last one. check against == or != NULL rather than using a pointer value as truth test.

Fix warnings inspired by lint, a commercial lint and WARNS=4.

2002-02-22T21:00:16Z

o __P has been reoved

2002-02-02T06:36:49Z

o Old-style K&R declarations have been converted to new C89 style o register has been removed o prototype for main() has been removed (gcc3 makes it an error) o int main(int argc, char *argv[]) is the preferred main definition. o Attempt to not break style(9) conformance for declarations more than they already are. o gc some #ifdef sun ... #endif code Approved by: arch@, new style(9)