1 files changed, 0 insertions, 244 deletions
diff --git a/sys/cmd/rc/getflags.c b/sys/cmd/rc/getflags.c
deleted file mode 100644
index 09f6e3a..0000000
--- a/sys/cmd/rc/getflags.c
+++ /dev/null
@@ -1,244 +0,0 @@
-/*% cyntax -DTEST % && cc -DTEST -go # %
- */
-#include "rc.h"
-#include "getflags.h"
-#include "fns.h"
-char *flagset[] = {"<flag>"};
-char **flag[NFLAG];
-char cmdline[NCMDLINE+1];
-char *cmdname;
-static char *flagarg="";
-static void reverse(char**, char**);
-static int scanflag(int, char*);
-static void errn(char*, int);
-static void errs(char*);
-static void errc(int);
-static int reason;
-#define	RESET	1
-#define	FEWARGS	2
-#define	FLAGSYN	3
-#define	BADFLAG	4
-static int badflag;
-
-int
-getflags(int argc, char *argv[], char *flags, int stop)
-{
-	char *s, *t;
-	int i, j, c, count;
-	flagarg = flags;
-	if(cmdname==0)
-		cmdname = argv[0];
-	s = cmdline;
-	for(i = 0;i!=argc;i++){
-		for(t = argv[i];*t;t++)
-			if(s!=&cmdline[NCMDLINE])
-				*s++=*t;
-		if(i!=argc-1 && s!=&cmdline[NCMDLINE])
-			*s++=' ';
-	}
-	*s='\0';
-	i = 1;
-	while(i!=argc){
-		if(argv[i][0]!='-' || argv[i][1]=='\0'){
-			if(stop)
-				return argc;
-			i++;
-			continue;
-		}
-		s = argv[i]+1;
-		while(*s){
-			c=*s++;
-			count = scanflag(c, flags);
-			if(count==-1)
-				return -1;
-			if(flag[c]){ reason = RESET; badflag = c; return -1; }
-			if(count==0){
-				flag[c] = flagset;
-				if(*s=='\0'){
-					for(j = i+1;j<=argc;j++)
-						argv[j-1] = argv[j];
-					--argc;
-				}
-			}
-			else{
-				if(*s=='\0'){
-					for(j = i+1;j<=argc;j++)
-						argv[j-1] = argv[j];
-					--argc;
-					s = argv[i];
-				}
-				if(argc-i<count){
-					reason = FEWARGS;
-					badflag = c;
-					return -1;
-				}
-				reverse(argv+i, argv+argc);
-				reverse(argv+i, argv+argc-count);
-				reverse(argv+argc-count+1, argv+argc);
-				argc-=count;
-				flag[c] = argv+argc+1;
-				flag[c][0] = s;
-				s="";
-			}
-		}
-	}
-	return argc;
-}
-
-static void
-reverse(char **p, char **q)
-{
-	char *t;
-	for(;p<q;p++,--q){ t=*p; *p=*q; *q = t; }
-}
-
-static int
-scanflag(int c, char *f)
-{
-	int fc, count;
-	if(0<=c && c<NFLAG)
-		while(*f){
-			if(*f==' '){
-				f++;
-				continue;
-			}
-			fc=*f++;
-			if(*f==':'){
-				f++;
-				if(*f<'0' || '9'<*f){ reason = FLAGSYN; return -1; }
-				count = 0;
-				while('0'<=*f && *f<='9') count = count*10+*f++-'0';
-			}
-			else
-				count = 0;
-			if(*f=='['){
-				do{
-					f++;
-					if(*f=='\0'){ reason = FLAGSYN; return -1; }
-				}while(*f!=']');
-				f++;
-			}
-			if(c==fc)
-				return count;
-		}
-	reason = BADFLAG;
-	badflag = c;
-	return -1;
-}
-
-void
-usage(char *tail)
-{
-	char *s, *t, c;
-	int count, nflag = 0;
-	switch(reason){
-	case RESET:
-		errs("Flag -");
-		errc(badflag);
-		errs(": set twice\n");
-		break;
-	case FEWARGS:
-		errs("Flag -");
-		errc(badflag);
-		errs(": too few arguments\n");
-		break;
-	case FLAGSYN:
-		errs("Bad argument to getflags!\n");
-		break;
-	case BADFLAG:
-		errs("Illegal flag -");
-		errc(badflag);
-		errc('\n');
-		break;
-	}
-	errs("Usage: ");
-	errs(cmdname);
-	for(s = flagarg;*s;){
-		c=*s;
-		if(*s++==' ')
-			continue;
-		if(*s==':'){
-			s++;
-			count = 0;
-			while('0'<=*s && *s<='9') count = count*10+*s++-'0';
-		}
-		else count = 0;
-		if(count==0){
-			if(nflag==0)
-				errs(" [-");
-			nflag++;
-			errc(c);
-		}
-		if(*s=='['){
-			s++;
-			while(*s!=']' && *s!='\0') s++;
-			if(*s==']')
-				s++;
-		}
-	}
-	if(nflag)
-		errs("]");
-	for(s = flagarg;*s;){
-		c=*s;
-		if(*s++==' ')
-			continue;
-		if(*s==':'){
-			s++;
-			count = 0;
-			while('0'<=*s && *s<='9') count = count*10+*s++-'0';
-		}
-		else count = 0;
-		if(count!=0){
-			errs(" [-");
-			errc(c);
-			if(*s=='['){
-				s++;
-				t = s;
-				while(*s!=']' && *s!='\0') s++;
-				errs(" ");
-				errn(t, s-t);
-				if(*s==']')
-					s++;
-			}
-			else
-				while(count--) errs(" arg");
-			errs("]");
-		}
-		else if(*s=='['){
-			s++;
-			while(*s!=']' && *s!='\0') s++;
-			if(*s==']')
-				s++;
-		}
-	}
-	if(tail){
-		errs(" ");
-		errs(tail);
-	}
-	errs("\n");
-	Exit("bad flags");
-}
-
-static void
-errn(char *s, int count)
-{
-	while(count){ errc(*s++); --count; }
-}
-
-static void
-errs(char *s)
-{
-	while(*s) errc(*s++);
-}
-#define	NBUF	80
-static char buf[NBUF], *bufp = buf;
-
-static void
-errc(int c)
-{
-	*bufp++=c;
-	if(bufp==&buf[NBUF] || c=='\n'){
-		Write(2, buf, bufp-buf);
-		bufp = buf;
-	}
-}