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Diffstat (limited to '')
-rw-r--r-- | user/progY.c | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/user/progY.c b/user/progY.c deleted file mode 100644 index 43313bd..0000000 --- a/user/progY.c +++ /dev/null @@ -1,52 +0,0 @@ -#include <common.h> - -/** -** User function Y: exit, sleep, write, getpid -** -** Reports its PID, then iterates N times printing 'Yx' and -** sleeping for one second, then exits. -** -** Invoked as: userY x [ n ] -** where x is the ID character -** n is the iteration count (defaults to 10) -*/ - -USERMAIN(main) -{ - int count = 10; // default iteration count - char ch = 'y'; // default character to print - char buf[128]; - - // process the command-line arguments - switch (argc) { - case 3: - count = str2int(argv[2], 10); - // FALL THROUGH - case 2: - ch = argv[1][0]; - break; - default: - sprint(buf, "?: 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"); - } - - // report our presence - int pid = getpid(); - sprint(buf, " %c[%d]", ch, pid); - swrites(buf); - - for (int i = 0; i < count; ++i) { - swrites(buf); - DELAY(STD); - sleep(SEC_TO_MS(1)); - } - - exit(0); - - return (42); // shut the compiler up! -} |