From ceb9471fed96f907e37a6ba031825c31167a8ff4 Mon Sep 17 00:00:00 2001
From: Freya Murphy <freya@freyacat.org>
Date: Mon, 21 Apr 2025 16:45:28 -0400
Subject: update userland to compile

---
 user/progI.c | 107 -----------------------------------------------------------
 1 file changed, 107 deletions(-)
 delete mode 100644 user/progI.c

(limited to 'user/progI.c')

diff --git a/user/progI.c b/user/progI.c
deleted file mode 100644
index a1988e3..0000000
--- a/user/progI.c
+++ /dev/null
@@ -1,107 +0,0 @@
-#include <common.h>
-
-#ifndef MAX_CHILDREN
-#define MAX_CHILDREN 50
-#endif
-
-/**
-** User function I:  exit, fork, exec, kill, sleep, waitpid, write
-**
-** Reports, then loops spawing userW, sleeps, kills two children, then
-** loops checking the status of all its children
-**
-** Invoked as:  userI [ x [ n ] ]
-**	 where x is the ID character (defaults to 'i')
-**		   n is the number of children to spawn (defaults to 5)
-*/
-
-USERMAIN(main)
-{
-	int count = 5; // default child count
-	char ch = 'i'; // default character to print
-	int nap = 5; // nap time
-	char buf[128];
-	char ch2[] = "*?*";
-	uint_t children[MAX_CHILDREN];
-	int nkids = 0;
-
-	// process the command-line arguments
-	switch (argc) {
-	case 3:
-		count = str2int(argv[2], 10);
-		// FALL THROUGH
-	case 2:
-		ch = argv[1][0];
-		break;
-	case 1: // just use the defaults
-		break;
-	default:
-		sprint(buf, "userI: argc %d, args: ", argc);
-		cwrites(buf);
-		for (int i = 0; i <= argc; ++i) {
-			sprint(buf, " %s", argv[argc] ? argv[argc] : "(null)");
-			cwrites(buf);
-		}
-		cwrites("\n");
-	}
-
-	// secondary output (for indicating errors)
-	ch2[1] = ch;
-
-	// announce our presence
-	write(CHAN_SIO, &ch, 1);
-
-	// set up the argument vector
-	// we run:	userW 10 5
-
-	char *argsw[] = { "userW", "W", "10", "5", NULL };
-
-	for (int i = 0; i < count; ++i) {
-		int whom = spawn(ProgW, argsw);
-		if (whom < 0) {
-			swrites(ch2);
-		} else {
-			swritech(ch);
-			children[nkids++] = whom;
-		}
-	}
-
-	// let the children start
-	sleep(SEC_TO_MS(nap));
-
-	// kill two of them
-	int32_t status = kill(children[1]);
-	if (status) {
-		sprint(buf, "!! %c: kill(%d) status %d\n", ch, children[1], status);
-		cwrites(buf);
-		children[1] = -42;
-	}
-	status = kill(children[3]);
-	if (status) {
-		sprint(buf, "!! %c: kill(%d) status %d\n", ch, children[3], status);
-		cwrites(buf);
-		children[3] = -42;
-	}
-
-	// collect child information
-	while (1) {
-		int n = waitpid(0, NULL);
-		if (n == E_NO_CHILDREN) {
-			// all done!
-			break;
-		}
-		for (int i = 0; i < count; ++i) {
-			if (children[i] == n) {
-				sprint(buf, "== %c: child %d (%d)\n", ch, i, children[i]);
-				cwrites(buf);
-			}
-		}
-		sleep(SEC_TO_MS(nap));
-	};
-
-	// let init() clean up after us!
-
-	exit(0);
-
-	return (42); // shut the compiler up!
-}
-- 
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