sh: Add some consts.

3 files changed, 11 insertions, 11 deletions

diff --git a/bin/sh/expand.c b/bin/sh/expand.c
index 6ef9b0e..6c8b023 100644
--- a/bin/sh/expand.c
+++ b/bin/sh/expand.c
@@ -104,8 +104,8 @@ static char *expari(char *);
 static void expbackq(union node *, int, int);
 static int subevalvar(char *, char *, int, int, int, int, int);
 static char *evalvar(char *, int);
-static int varisset(char *, int);
-static void varvalue(char *, int, int, int);
+static int varisset(const char *, int);
+static void varvalue(const char *, int, int, int);
 static void recordregion(int, int, int);
 static void removerecordregions(int);
 static void ifsbreakup(char *, struct arglist *);
@@ -633,7 +633,7 @@ evalvar(char *p, int flag)
 	int subtype;
 	int varflags;
 	char *var;
-	char *val;
+	const char *val;
 	int patloc;
 	int c;
 	int set;
@@ -827,7 +827,7 @@ record:
  */
 
 static int
-varisset(char *name, int nulok)
+varisset(const char *name, int nulok)
 {
 
 	if (*name == '!')
@@ -876,7 +876,7 @@ strtodest(const char *p, int flag, int subtype, int quoted)
  */
 
 static void
-varvalue(char *name, int quoted, int subtype, int flag)
+varvalue(const char *name, int quoted, int subtype, int flag)
 {
 	int num;
 	char *p;
diff --git a/bin/sh/jobs.c b/bin/sh/jobs.c
index 6e7791c..9913a28 100644
--- a/bin/sh/jobs.c
+++ b/bin/sh/jobs.c
@@ -95,9 +95,9 @@ static void restartjob(struct job *);
 #endif
 static void freejob(struct job *);
 static int waitcmdloop(struct job *);
-static struct job *getjob_nonotfound(char *);
-static struct job *getjob(char *);
 pid_t getjobpgrp(char *);
+static struct job *getjob_nonotfound(const char *);
+static struct job *getjob(const char *);
 static pid_t dowait(int, struct job *);
 static void checkzombies(void);
 static void cmdtxt(union node *);
@@ -558,7 +558,7 @@ jobidcmd(int argc __unused, char **argv __unused)
  */
 
 static struct job *
-getjob_nonotfound(char *name)
+getjob_nonotfound(const char *name)
 {
 	int jobno;
 	struct job *found, *jp;
@@ -628,7 +628,7 @@ currentjob:	if ((jp = getcurjob(NULL)) == NULL)
 
 
 static struct job *
-getjob(char *name)
+getjob(const char *name)
 {
 	struct job *jp;
 
diff --git a/bin/sh/redir.c b/bin/sh/redir.c
index 79728a0..647b10a 100644
--- a/bin/sh/redir.c
+++ b/bin/sh/redir.c
@@ -152,7 +152,7 @@ openredirect(union node *redir, char memory[10])
 {
 	struct stat sb;
 	int fd = redir->nfile.fd;
-	char *fname;
+	const char *fname;
 	int f;
 	int e;
 
@@ -250,7 +250,7 @@ movefd:
 static int
 openhere(union node *redir)
 {
-	char *p;
+	const char *p;
 	int pip[2];
 	size_t len = 0;
 	int flags;