xref: /plan9/sys/src/cmd/mk/file.c (revision 7f49a7ff54b1fd29a638d67350c7ceb952fbe2d6)
1 #include	"mk.h"
2 
3 /* table-driven version in bootes dump of 12/31/96 */
4 
5 ulong
mtime(char * name)6 mtime(char *name)
7 {
8 	return mkmtime(name, 1);
9 }
10 
11 ulong
timeof(char * name,int force)12 timeof(char *name, int force)
13 {
14 	Symtab *sym;
15 	ulong t;
16 
17 	if(utfrune(name, '('))
18 		return atimeof(force, name);		/* archive */
19 
20 	if(force)
21 		return mtime(name);
22 
23 	sym = symlook(name, S_TIME, 0);
24 	if (sym)
25 		return sym->u.value;		/* uggh */
26 
27 	t = mkmtime(name, 0);
28 	if(t == 0)
29 		return 0;
30 
31 	symlook(name, S_TIME, (void*)t);		/* install time in cache */
32 	return t;
33 }
34 
35 void
touch(char * name)36 touch(char *name)
37 {
38 	Bprint(&bout, "touch(%s)\n", name);
39 	if(nflag)
40 		return;
41 
42 	if(utfrune(name, '('))
43 		atouch(name);		/* archive */
44 	else if(chgtime(name) < 0) {
45 		perror(name);
46 		Exit();
47 	}
48 }
49 
50 void
delete(char * name)51 delete(char *name)
52 {
53 	if(utfrune(name, '(') == 0) {		/* file */
54 		if(remove(name) < 0)
55 			perror(name);
56 	} else
57 		fprint(2, "hoon off; mk can'tdelete archive members\n");
58 }
59 
60 void
timeinit(char * s)61 timeinit(char *s)
62 {
63 	ulong t;
64 	char *cp;
65 	Rune r;
66 	int c, n;
67 
68 	t = time(0);
69 	while (*s) {
70 		cp = s;
71 		do{
72 			n = chartorune(&r, s);
73 			if (r == ' ' || r == ',' || r == '\n')
74 				break;
75 			s += n;
76 		} while(*s);
77 		c = *s;
78 		*s = 0;
79 		symlook(strdup(cp), S_TIME, (void *)t)->u.value = t;
80 		if (c)
81 			*s++ = c;
82 		while(*s){
83 			n = chartorune(&r, s);
84 			if(r != ' ' && r != ',' && r != '\n')
85 				break;
86 			s += n;
87 		}
88 	}
89 }
90