WebSVN – planix.SVN – Blame – /os/branches/feature_fixcpp/sys/src/cmd/venti/root.c

Rev	Author	Line No.	Line
2	-	1	`#include <u.h>`
		2	`#include <libc.h>`
		3	`#include <venti.h>`
		4	`#include <libsec.h>`
		5	`#include <thread.h>`
		6
		7	`void`
		8	`usage(void)`
		9	`{`
		10	`fprint(2, "usage: root [-h host] score\n");`
		11	`threadexitsall("usage");`
		12	`}`
		13
		14	`void`
		15	`threadmain(int argc, char *argv[])`
		16	`{`
		17	`int i, n;`
		18	`uchar score[VtScoreSize];`
		19	`uchar *buf;`
		20	`VtConn *z;`
		21	`char *host;`
		22	`VtRoot root;`
		23
		24	`fmtinstall('F', vtfcallfmt);`
		25	`fmtinstall('V', vtscorefmt);`
		26	`quotefmtinstall();`
		27
		28	`host = nil;`
		29	`ARGBEGIN{`
		30	`case 'h':`
		31	`host = EARGF(usage());`
		32	`break;`
		33	`default:`
		34	`usage();`
		35	`break;`
		36	`}ARGEND`
		37
		38	`if(argc == 0)`
		39	`usage();`
		40
		41	`buf = vtmallocz(VtMaxLumpSize);`
		42
		43	`z = vtdial(host);`
		44	`if(z == nil)`
		45	`sysfatal("could not connect to server: %r");`
		46
		47	`if(vtconnect(z) < 0)`
		48	`sysfatal("vtconnect: %r");`
		49
		50	`for(i=0; i<argc; i++){`
		51	`if(vtparsescore(argv[i], nil, score) < 0){`
		52	`fprint(2, "cannot parse score '%s': %r\n", argv[i]);`
		53	`continue;`
		54	`}`
		55	`n = vtread(z, score, VtRootType, buf, VtMaxLumpSize);`
		56	`if(n < 0){`
		57	`fprint(2, "could not read block %V: %r\n", score);`
		58	`continue;`
		59	`}`
		60	`if(n != VtRootSize){`
		61	`fprint(2, "block %V is wrong size %d != 300\n", score, n);`
		62	`continue;`
		63	`}`
		64	`if(vtrootunpack(&root, buf) < 0){`
		65	`fprint(2, "unpacking block %V: %r\n", score);`
		66	`continue;`
		67	`}`
		68	`print("%V: %q %q %V %d %V\n", score, root.name, root.type, root.score, root.blocksize, root.prev);`
		69	`}`
		70	`vthangup(z);`
		71	`threadexitsall(0);`
		72	`}`

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