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	cleanname.c - 9base - revived minimalist port of Plan 9 userland to Unix
	git clone git://git.suckless.org/9base
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	---
	cleanname.c (715B)
	---
	1 #include <u.h>
	2 #include <libc.h>
	3
	4 void
	5 main(int argc, char **argv)
	6 {
	7 char *dir;
	8 char *name;
	9 int i;
	10
	11 dir = nil;
	12 ARGBEGIN{
	13 case 'd':
	14 if((dir=ARGF()) == nil)
	15 goto Usage;
	16 break;
	17 default:
	18 goto Usage;
	19 }ARGEND;
	20
	21 if(argc < 1) {
	22 Usage:
	23 fprint(2, "usage: cleanname [-d pwd] name...\n");
	24 exits("usage");
	25 }
	26
	27 for(i=0; i<argc; i++) {
	28 if(dir == nil \|\| argv[i][0] == '/') {
	29 cleanname(argv[i]);
	30 print("%s\n", argv[i]);
	31 } else {
	32 name = malloc(strlen(argv[i])+1+strlen(dir)+1);
	33 if(name == nil) {
	34 fprint(2, "cleanname: out of memory\n");
	35 exits("out of memory");
	36 }
	37 sprint(name, "%s/%s", dir, argv[i]);
	38 cleanname(name);
	39 print("%s\n", name);
	40 free(name);
	41 }
	42 }
	43 exits(0);
	44 }