Trivial changes: whitespace and modes.

Remote whitespace at the ends of lines.
Remove blank lines from the ends of files.
Change modes on source files so that they
are not executable.

Signed-off-by: Dan Cross <cross@gajendra.net>

src/cmd/awk/awk.h

@@ -134,7 +134,7 @@ extern Node	*nullnode;
 #define CCOPY	6
 #define CCON	5
 #define CTEMP	4
-#define CNAME	3 
+#define CNAME	3
 #define CVAR	2
 #define CFLD	1
 #define	CUNK	0
@@ -182,4 +182,3 @@ extern	int	pairstack[], paircnt;
 #define freeable(p)	( ((p)->tval & (STR|DONTFREE)) == STR )
 
 #include "proto.h"
-

src/cmd/awk/lex.c

@@ -140,7 +140,7 @@ int gettok(char **pbuf, int *psz)	/* get next input token */
 			if (bp-buf >= sz)
 				if (!adjbuf(&buf, &sz, bp-buf+2, 100, &bp, 0))
 					FATAL( "out of space for number %.10s...", buf );
-			if (isdigit(c) || c == 'e' || c == 'E' 
+			if (isdigit(c) || c == 'e' || c == 'E'
 			  || c == '.' || c == '+' || c == '-')
 				*bp++ = c;
 			else {
@@ -191,7 +191,7 @@ int yylex(void)
 			/* should this also have STR set? */
 			RET(NUMBER);
 		}
-	
+
 		yylval.i = c;
 		switch (c) {
 		case '\n':	/* {EOL} */
@@ -220,7 +220,7 @@ int yylex(void)
 		case '&':
 			if (peek() == '&') {
 				input(); RET(AND);
-			} else 
+			} else
 				RET('&');
 		case '|':
 			if (peek() == '|') {
@@ -295,7 +295,7 @@ int yylex(void)
 				input(); yylval.i = POWEQ; RET(ASGNOP);
 			} else
 				RET(POWER);
-	
+
 		case '$':
 			/* BUG: awkward, if not wrong */
 			c = gettok(&buf, &bufsize);
@@ -313,7 +313,7 @@ int yylex(void)
 				unputstr(buf);
 				RET(INDIRECT);
 			}
-	
+
 		case '}':
 			if (--bracecnt < 0)
 				SYNTAX( "extra }" );
@@ -336,10 +336,10 @@ int yylex(void)
 		case '(':
 			parencnt++;
 			RET('(');
-	
+
 		case '"':
 			return string();	/* BUG: should be like tran.c ? */
-	
+
 		default:
 			RET(c);
 		}
@@ -369,7 +369,7 @@ int string(void)
 			c = input();
 			switch (c) {
 			case '"': *bp++ = '"'; break;
-			case 'n': *bp++ = '\n'; break;	
+			case 'n': *bp++ = '\n'; break;
 			case 't': *bp++ = '\t'; break;
 			case 'f': *bp++ = '\f'; break;
 			case 'r': *bp++ = '\r'; break;
@@ -406,7 +406,7 @@ int string(void)
 				break;
 			    }
 
-			default: 
+			default:
 				*bp++ = c;
 				break;
 			}
@@ -416,7 +416,7 @@ int string(void)
 			break;
 		}
 	}
-	*bp = 0; 
+	*bp = 0;
 	s = tostring(buf);
 	*bp++ = ' '; *bp++ = 0;
 	yylval.cp = setsymtab(buf, s, 0.0, CON|STR|DONTFREE, symtab);
@@ -442,7 +442,7 @@ int binsearch(char *w, Keyword *kp, int n)
 	return -1;
 }
 
-int word(char *w) 
+int word(char *w)
 {
 	Keyword *kp;
 	int c, n;
@@ -504,11 +504,11 @@ int regexpr(void)
 		if (!adjbuf(&buf, &bufsz, bp-buf+3, 500, &bp, 0))
 			FATAL("out of space for reg expr %.10s...", buf);
 		if (c == '\n') {
-			SYNTAX( "newline in regular expression %.10s...", buf ); 
+			SYNTAX( "newline in regular expression %.10s...", buf );
 			unput('\n');
 			break;
 		} else if (c == '\\') {
-			*bp++ = '\\'; 
+			*bp++ = '\\';
 			*bp++ = input();
 		} else {
 			*bp++ = c;
@@ -567,4 +567,3 @@ void unputstr(char *s)	/* put a string back on input */
 	for (i = strlen(s)-1; i >= 0; i--)
 		unput(s[i]);
 }
-

src/cmd/awk/lib.c

@@ -435,7 +435,7 @@ int refldbld(char *rec, char *fs)	/* build fields from reg expr in FS */
 			break;
 		}
 	}
-	return i;		
+	return i;
 }
 
 void recbld(void)	/* create $0 from $1..$NF if necessary */
@@ -715,4 +715,3 @@ int is_number(char *s)
 	else
 		return 0;
 }
-

src/cmd/awk/main.c

@@ -195,4 +195,3 @@ char *cursource(void)	/* current source file name */
 	else
 		return NULL;
 }
-

src/cmd/awk/maketab.c

@@ -166,4 +166,3 @@ int main(int argc, char *argv[])
 	printf("}\n");
 	return 0;
 }
-

src/cmd/awk/parse.c

@@ -269,4 +269,3 @@ Node *itonp(int i)	/* and vice versa */
 {
 	return (Node *) (long) i;
 }
-

src/cmd/awk/proto.h

@@ -177,4 +177,3 @@ extern	Cell	*gsub(Node **, int);
 
 extern	FILE	*popen(const char *, const char *);
 extern	int	pclose(FILE *);
-

src/cmd/awk/re.c

@@ -215,7 +215,7 @@ nematch(void *p, char *s, char *start)
 	if (pmatch(p, s, start) == 1 && patlen > 0)
 		return 1;
 	patlen = -1;
-	patbeg = start; 
+	patbeg = start;
 	return 0;
 }
 /* in the parsing of regular expressions, metacharacters like . have */
@@ -322,4 +322,3 @@ overflow(void)
 {
 	FATAL("%s", "regular expression too big");
 }
-

src/cmd/awk/run.c

@@ -506,7 +506,7 @@ Cell *awkdelete(Node **a, int n)	/* a[0] is symtab, a[1] is list of subscripts *
 			s = getsval(y);
 			if (!adjbuf(&buf, &bufsz, strlen(buf)+strlen(s)+nsub+1, recsize, 0, 0))
 				FATAL("out of memory deleting %s[%s...]", x->nval, buf);
-			strcat(buf, s);	
+			strcat(buf, s);
 			if (np->nnext)
 				strcat(buf, *SUBSEP);
 			tempfree(y);
@@ -1914,4 +1914,3 @@ void backsub(char **pb_ptr, char **sptr_ptr)	/* handle \\& variations */
 	*pb_ptr = pb;
 	*sptr_ptr = sptr;
 }
-

src/cmd/awk/tran.c

@@ -167,7 +167,7 @@ void freesymtab(Cell *ap)	/* free a symbol table */
 			if (freeable(cp))
 				xfree(cp->sval);
 			temp = cp->cnext;	/* avoids freeing then using */
-			free(cp); 
+			free(cp);
 		}
 		tp->tab[i] = 0;
 	}
@@ -180,7 +180,7 @@ void freeelem(Cell *ap, char *s)	/* free elem s from ap (i.e., ap["s"] */
 	Array *tp;
 	Cell *p, *prev = NULL;
 	int h;
-	
+
 	tp = (Array *) ap->sval;
 	h = hash(s, tp->size);
 	for (p = tp->tab[h]; p != NULL; prev = p, p = p->cnext)
@@ -275,7 +275,7 @@ Awkfloat setfval(Cell *vp, Awkfloat f)	/* set float val of a Cell */
 {
 	int fldno;
 
-	if ((vp->tval & (NUM | STR)) == 0) 
+	if ((vp->tval & (NUM | STR)) == 0)
 		funnyvar(vp, "assign to");
 	if (isfld(vp)) {
 		donerec = 0;	/* mark $0 invalid */
@@ -405,7 +405,7 @@ char *qstring(char *s, int delim)	/* collect string up to next delim */
 			if (c == 0) {	/* \ at end */
 				*bp++ = '\\';
 				break;	/* for loop */
-			}	
+			}
 			switch (c) {
 			case '\\':	*bp++ = '\\'; break;
 			case 'n':	*bp++ = '\n'; break;
@@ -432,4 +432,3 @@ char *qstring(char *s, int delim)	/* collect string up to next delim */
 	*bp++ = 0;
 	return buf;
 }
-