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#include "stdinc.h"
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#include <ctype.h>
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#include "9.h"
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int Dflag;
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int mempcnt;			/* for 9fsys.c */
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char* none = "none";
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char* foptname = "/none/such";
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static void
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usage(void)
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{
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	fprint(2, "usage: %s [-Dt] [-c cmd] [-f partition] [-m %%]\n", argv0);
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	exits("usage");
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}
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static void
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readCmdPart(char *file, char ***pcmd, int *pncmd)
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{
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	char buf[1024+1], *f[1024];
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	char tbuf[1024];
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	int nf;
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	int i, fd, n;
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	char **cmd, *p;
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	int ncmd;
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	cmd = *pcmd;
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	ncmd = *pncmd;
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	if((fd = open(file, OREAD)) < 0)
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		sysfatal("open %s: %r", file);
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	if(seek(fd, 127*1024, 0) != 127*1024)
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		sysfatal("seek %s 127kB: %r", file);
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	n = readn(fd, buf, sizeof buf-1);
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	if(n == 0)
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		sysfatal("short read of %s at 127kB", file);
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	if(n < 0)
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		sysfatal("read %s: %r", file);
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	buf[n] = 0;
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	if(memcmp(buf, "fossil config\n", 6+1+6+1) != 0)
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		sysfatal("bad config magic in %s", file);
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	nf = getfields(buf+6+1+6+1, f, nelem(f), 1, "\n");
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	for(i=0; i<nf; i++){
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		if(f[i][0] == '#')
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			continue;
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		cmd = vtMemRealloc(cmd, (ncmd+1)*sizeof(char*));
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		/* expand argument '*' to mean current file */
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		if((p = strchr(f[i], '*')) && (p==f[i]||isspace(p[-1])) && (p[1]==0||isspace(p[1]))){
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			memmove(tbuf, f[i], p-f[i]);
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			strecpy(tbuf+(p-f[i]), tbuf+sizeof tbuf, file);
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			strecpy(tbuf+strlen(tbuf), tbuf+sizeof tbuf, p+1);
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			f[i] = tbuf;
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		}
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		cmd[ncmd++] = vtStrDup(f[i]);
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	}
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	close(fd);
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	*pcmd = cmd;
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	*pncmd = ncmd;
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}
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void
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main(int argc, char* argv[])
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{
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	char **cmd, *p;
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	int i, ncmd, tflag;
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	fmtinstall('D', dirfmt);
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	fmtinstall('F', fcallfmt);
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	fmtinstall('M', dirmodefmt);
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	quotefmtinstall();
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	/*
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	 * Insulate from the invoker's environment.
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	 */
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	if(rfork(RFREND|RFNOTEG|RFNAMEG) < 0)
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		sysfatal("rfork: %r");
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	close(0);
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	open("/dev/null", OREAD);
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	close(1);
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	open("/dev/null", OWRITE);
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	cmd = nil;
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	ncmd = tflag = 0;
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	vtAttach();
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	ARGBEGIN{
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	case '?':
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	default:
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		usage();
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		break;
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	case 'c':
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		p = EARGF(usage());
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		currfsysname = p;
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		cmd = vtMemRealloc(cmd, (ncmd+1)*sizeof(char*));
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		cmd[ncmd++] = p;
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		break;
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	case 'D':
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		Dflag ^= 1;
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		break;
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	case 'f':
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		p = EARGF(usage());
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		currfsysname = foptname = p;
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		readCmdPart(p, &cmd, &ncmd);
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		break;
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	case 'm':
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		mempcnt = atoi(EARGF(usage()));
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		if(mempcnt <= 0 || mempcnt >= 100)
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			usage();
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		break;
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	case 't':
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		tflag = 1;
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		break;
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	}ARGEND
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	if(argc != 0)
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		usage();
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	consInit();
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	cliInit();
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	msgInit();
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	conInit();
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	cmdInit();
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	fsysInit();
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	exclInit();
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	fidInit();
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	srvInit();
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	lstnInit();
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	usersInit();
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	for(i = 0; i < ncmd; i++)
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		if(cliExec(cmd[i]) == 0)
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			fprint(2, "%s: %R\n", cmd[i]);
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	vtMemFree(cmd);
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	if(tflag && consTTY() == 0)
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		consPrint("%s\n", vtGetError());
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	vtDetach();
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	exits(0);
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}