0e84a0ec6e
give cpu1 a TSS and gdt for when it enters scheduler() and a pseudo proc[] entry for each cpu cpu0 waits for each other cpu to start up read() for files
42 lines
725 B
C
42 lines
725 B
C
#include "user.h"
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#include "types.h"
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#include "fs.h"
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// file system tests
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char buf[1024];
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char *echo_args[] = { "echo", "hello", "goodbye", 0 };
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char *cat_args[] = { "cat", "README", 0 };
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int
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main(void)
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{
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int fd;
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puts("userfs running\n");
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block();
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if (mknod ("console", T_DEV, 1, 1) < 0)
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puts ("mknod failed\n");
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else
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puts ("made a node\n");
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fd = open("echo", 0);
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if(fd >= 0){
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puts("open echo ok\n");
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close(fd);
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} else {
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puts("open echo failed!\n");
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}
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fd = open("doesnotexist", 0);
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if(fd >= 0){
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puts("open doesnotexist succeeded!\n");
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close(fd);
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} else {
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puts("open doesnotexist failed\n");
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}
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//exec("echo", echo_args);
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exec("cat", cat_args);
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return 0;
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}
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