59 lines
1.1 KiB
C
59 lines
1.1 KiB
C
/* vim: tabstop=4 shiftwidth=4 noexpandtab
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*
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* Initial Startup
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <syscall.h>
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DEFN_SYSCALL1(sethostname, 31, char *);
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#define DEFAULT_HOSTNAME "toaru-test"
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#define FORK_FOR_TERMINAL 1
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/* Set the hostname to whatever is in /etc/hostname */
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void set_hostname() {
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FILE * _host_file = fopen("/etc/hostname", "r");
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if (!_host_file) {
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/* No /etc/hostname, use the default */
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syscall_sethostname(DEFAULT_HOSTNAME);
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} else {
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char buf[256];
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fgets(buf, 255, _host_file);
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if (buf[strlen(buf)-1] == '\n') {
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buf[strlen(buf)-1] = '\0';
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}
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syscall_sethostname(buf);
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fclose(_host_file);
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}
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}
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void start_terminal() {
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#if FORK_FOR_TERMINAL
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int pid = fork();
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if (!pid) {
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#endif
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char * tokens[] = {
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"/bin/compositor",
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NULL
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};
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int i = execve(tokens[0], tokens, NULL);
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exit(0);
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#if FORK_FOR_TERMINAL
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} else {
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syscall_wait(pid);
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}
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#endif
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}
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void main(int argc, char * argv[]) {
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fprintf(stderr, "[init] Hello world.\n");
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/* Hostname */
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set_hostname();
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/* Terminal */
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start_terminal();
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}
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