head 1.1;A access ; symbols ; locks ; strict; comment @ * @; 1.1 date 85.03.31.18.10.49; author bbanerje; state Exp; branches ; next ; desc @@ 1.1 log @Initial revision @ text @/* C code startup routine for Vax 4.2 BSD ONLY! Copyright (C) 1985 Richard M. Stallman This program is distributed in the hope that it will be useful, but without any warranty. No author or distributor accepts responsibility to anyone for the consequences of using it or for whether it serves any particular purpose or works at all, unless he says so in writing. Permission is granted to anyone to distribute verbatim copies of this program's source code as received, in any medium, provided that the copyright notice, the nonwarraty notice above and this permission notice are preserved, and that the distributor grants the recipient all rights for further redistribution as permitted by this notice, and informs him of these rights. Permission is granted to distribute modified versions of this program's source code, or of portions of it, under the above conditions, plus the conditions that all changed files carry prominent notices stating who last changed them and that the derived material, including anything packaged together with it and conceptually functioning as a modification of it rather than an application of it, is in its entirety subject to a permission notice identical to this one. Permission is granted to distribute this program (verbatim or as modified) in compiled or executable form, provided verbatim redistribution is permitted as stated above for source code, and A. it is accompanied by the corresponding machine-readable source code, under the above conditions, or B. it is accompanied by a written offer, with no time limit, to distribute the corresponding machine-readable source code, under the above conditions, to any one, in return for reimbursement of the cost of distribution. Verbatim redistribution of the written offer must be permitted. Or, C. it is distributed by someone who received only the compiled or executable form, and is accompanied by a copy of the written offer of source code which he received along with it. Permission is granted to distribute this program (verbatim or as modified) in executable form as part of a larger system provided that the source code for this program, including any modifications used, is also distributed or offered as stated in the preceding paragraph. In other words, you are welcome to use, share and improve this program. You are forbidden to forbid anyone else to use, share and improve what you give them. Help stamp out software-hoarding! */ /* It is carefully set up to use only the SP register's initial contents since I find that AP and FP contain mysterious data at fork start time. Also, it allocates no initialized data. Data format on startup: sp -> word containing argc word pointing to first arg string [word pointing to next arg string]... 0 or more times 0 Optionally: [word pointing to environment variable]... 1 or more times ... 0 And always: first arg string [next arg string]... 0 or more times */ char **environ; static start () { start1 (); } static start1 (argc, xargv) int argc; char *xargv; { register char **argv = &xargv; environ = argv + argc + 1; if ((char *)environ == xargv) environ--; exit (main (argc, argv, environ)); } @