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>

8 files changed, 11 insertions, 13 deletions

diff --git a/src/cmd/mk/env.c b/src/cmd/mk/env.c
index 11df34e3..d7c6481d 100644
--- a/src/cmd/mk/env.c
+++ b/src/cmd/mk/env.c
@@ -142,7 +142,7 @@ buildenv(Job *j, int slot)
 	for(i = 0; *p; i++, p++){
 		if((j->r->attr&REGEXP) && j->match[i])
 			envupd(*p, newword(j->match[i]));
-		else 
+		else
 			envupd(*p, newword(""));
 	}
 	return envy;
diff --git a/src/cmd/mk/rule.c b/src/cmd/mk/rule.c
index 30728197..537d2d75 100644
--- a/src/cmd/mk/rule.c
+++ b/src/cmd/mk/rule.c
@@ -76,7 +76,7 @@ dumpr(char *s, Rule *r)
 {
 	if(r == nil)
 		return;
-	Bprint(&bout, "%s: start=%ld shelltype=%s shellcmd=%s\n", 
+	Bprint(&bout, "%s: start=%ld shelltype=%s shellcmd=%s\n",
 		s, r, r->shellt->name, wtos(r->shellcmd, ' '));
 	for(; r; r = r->next){
 		Bprint(&bout, "\tRule %ld: %s[%d] attr=%x next=%ld chain=%ld alltarget='%s'",
diff --git a/src/cmd/mk/run.c b/src/cmd/mk/run.c
index dd225c0d..6f60cede 100644
--- a/src/cmd/mk/run.c
+++ b/src/cmd/mk/run.c
@@ -29,7 +29,7 @@ run(Job *j)
 		for(jj = jobs; jj->next; jj = jj->next)
 			;
 		jj->next = j;
-	} else 
+	} else
 		jobs = j;
 	j->next = 0;
 	/* this code also in waitup after parse redirect */
diff --git a/src/cmd/mk/sh.c b/src/cmd/mk/sh.c
index e2566514..d8f205c8 100644
--- a/src/cmd/mk/sh.c
+++ b/src/cmd/mk/sh.c
@@ -203,4 +203,3 @@ Shell shshell = {
 	shcopyq,
 	shmatchname
 };
-
diff --git a/src/cmd/mk/sys.h b/src/cmd/mk/sys.h
index 03a9d058..f520b066 100644
--- a/src/cmd/mk/sys.h
+++ b/src/cmd/mk/sys.h
@@ -2,4 +2,3 @@
 #include <libc.h>
 #include <bio.h>
 #include <regexp.h>
-
diff --git a/src/cmd/mk/unix.c b/src/cmd/mk/unix.c
index c63d3cef..37f05b71 100644
--- a/src/cmd/mk/unix.c
+++ b/src/cmd/mk/unix.c
@@ -23,7 +23,7 @@ readenv(void)
 	Word *w;
 
 	for(p = environ; *p; p++){
-/* rsc 5/5/2004 -- This misparses fn#cd={whatever} 
+/* rsc 5/5/2004 -- This misparses fn#cd={whatever}
 		s = shname(*p);
 		if(*s == '=') {
 			*s = 0;
@@ -111,7 +111,7 @@ shargv(Word *cmd, int extra, char ***pargv)
 	n = 0;
 	for(w=cmd; w; w=w->next)
 		n++;
-	
+
 	argv = Malloc((n+extra+1)*sizeof(argv[0]));
 	i = 0;
 	for(w=cmd; w; w=w->next)
@@ -119,7 +119,7 @@ shargv(Word *cmd, int extra, char ***pargv)
 	argv[n] = 0;
 	*pargv = argv;
 	return n;
-}	
+}
 
 int
 execsh(char *args, char *cmd, Bufblock *buf, Envy *e, Shell *sh, Word *shellcmd)
diff --git a/src/cmd/mk/varsub.c b/src/cmd/mk/varsub.c
index f858a92a..b6c0ab0f 100644
--- a/src/cmd/mk/varsub.c
+++ b/src/cmd/mk/varsub.c
@@ -61,7 +61,7 @@ varmatch(char *name)
 {
 	Word *w;
 	Symtab *sym;
-	
+
 	sym = symlook(name, S_VAR, 0);
 	if(sym){
 			/* check for at least one non-NULL value */
@@ -107,7 +107,7 @@ expandvar(char **s)
 	}
 	*end = 0;
 	*s = end+1;
-	
+
 	sym = symlook(buf->start, S_VAR, 0);
 	if(sym == 0 || sym->u.ptr == 0)
 		w = newword(buf->start);
@@ -173,7 +173,7 @@ subsub(Word *v, char *s, char *end)
 				while(w->next)
 					w = w->next;
 			}
-			if(PERCENT(*cp) && nmid > 0){	
+			if(PERCENT(*cp) && nmid > 0){
 				if(w){
 					bufcpy(buf, w->s, strlen(w->s));
 					bufcpy(buf, enda, nmid);
@@ -205,7 +205,7 @@ subsub(Word *v, char *s, char *end)
 		}
 		if(w == 0)
 			h = w = newword(v->s);
-	
+
 		if(head == 0)
 			head = h;
 		else
diff --git a/src/cmd/mk/word.c b/src/cmd/mk/word.c
index f94c4fd7..e1e52a1c 100644
--- a/src/cmd/mk/word.c
+++ b/src/cmd/mk/word.c
@@ -29,7 +29,7 @@ stow(char *s)
 			head = w = new;
 		while(w->next)
 			w = w->next;
-		
+
 	}
 	if (!head)
 		head = newword("");