Fix const usage in crontab.

diff --git a/src/crontab.c b/src/crontab.c
index 29c1967cd336f4abb9ea298474f2ff774c330dd8..2a9b3da894cb1bcfb9a8072d03760b998ae087d4 100644 (file)
--- a/src/crontab.c
+++ b/src/crontab.c
@@ -104,7 +104,7 @@ poke_daemon(void),
 check_error(const char *), parse_args(int c, char *v[]), die(int);
 static int replace_cmd(void), hostset_cmd(void), hostget_cmd(void);
 static char *host_specific_filename(const char *filename, int prefix);
-static char *tmp_path(void);
+static const char *tmp_path(void);
 
 static void usage(const char *msg) {
        fprintf(stderr, "%s: usage error: %s\n", ProgramName, msg);
@@ -127,7 +127,8 @@ static void usage(const char *msg) {
 
 int main(int argc, char *argv[]) {
        int exitstatus;
-       const char *n = "-";    /*set the n string to - so we have a valid string to use */
+       char n[] = "-"; /*set the n string to - so we have a valid string to use */
+       char *nargv[] = { argv[0], n, NULL };
 
        if ((ProgramName=strrchr(argv[0], '/')) == NULL) {
                ProgramName = argv[0];
@@ -147,7 +148,7 @@ int main(int argc, char *argv[]) {
 #endif
        /*should we desire to make changes to behavior later. */
        if (argv[1] == NULL) {  /* change behavior to allow crontab to take stdin with no '-' */
-               argv[1] = n;
+               argv = nargv;
        }
        parse_args(argc, argv); /* sets many globals, opens a file */
        check_spool_dir();
@@ -425,7 +426,7 @@ static void check_error(const char *msg) {
        fprintf(stderr, "\"%s\":%d: %s\n", Filename, LineNumber - 1, msg);
 }
 
-static char *tmp_path() {
+static const char *tmp_path() {
        const char *tmpdir = NULL;
 
        if ((getuid() == geteuid()) && (getgid() == getegid())) {