dcron-4.4.noroot.no.globals.patch

# Patch to have dcron running as ordinary user and installable without root
# requirement
diff -ru dcron-4.4.org/chuser.c dcron-4.4/chuser.c
--- dcron-4.4.org/chuser.c	2010-01-18 16:27:31.000000000 +0100
+++ dcron-4.4/chuser.c	2011-03-31 16:39:52.000000000 +0200
@@ -14,47 +14,6 @@
 int
 ChangeUser(const char *user, char *dochdir)
 {
-	struct passwd *pas;
-
-	/*
-	 * Obtain password entry and change privilages
-	 */
-
-	if ((pas = getpwnam(user)) == 0) {
-		printlogf(LOG_ERR, "failed to get uid for %s\n", user);
-		return(-1);
-	}
-	setenv("USER", pas->pw_name, 1);
-	setenv("HOME", pas->pw_dir, 1);
-	setenv("SHELL", "/bin/sh", 1);
-
-	/*
-	 * Change running state to the user in question
-	 */
-
-	if (initgroups(user, pas->pw_gid) < 0) {
-		printlogf(LOG_ERR, "initgroups failed: %s %s\n", user, strerror(errno));
-		return(-1);
-	}
-	if (setregid(pas->pw_gid, pas->pw_gid) < 0) {
-		printlogf(LOG_ERR, "setregid failed: %s %d\n", user, pas->pw_gid);
-		return(-1);
-	}
-	if (setreuid(pas->pw_uid, pas->pw_uid) < 0) {
-		printlogf(LOG_ERR, "setreuid failed: %s %d\n", user, pas->pw_uid);
-		return(-1);
-	}
-	if (dochdir) {
-		/* try to change to $HOME */
-		if (chdir(pas->pw_dir) < 0) {
-			printlogf(LOG_ERR, "chdir failed: %s %s\n", user, pas->pw_dir);
-			/* dochdir is a backup directory, usually /tmp */
-			if (chdir(dochdir) < 0) {
-				printlogf(LOG_ERR, "chdir failed: %s %s\n", user, dochdir);
-				return(-1);
-			}
-		}
-	}
-	return(pas->pw_uid);
+  return getpwnam(user);
 }
 
diff -ru dcron-4.4.org/Makefile dcron-4.4/Makefile
--- dcron-4.4.org/Makefile	2010-01-18 16:27:31.000000000 +0100
+++ dcron-4.4/Makefile	2011-03-31 16:01:08.000000000 +0200
@@ -3,7 +3,6 @@
 
 # these variables can be configured by e.g. `make SCRONTABS=/different/path`
 PREFIX = /usr/local
-CRONTAB_GROUP = wheel
 SCRONTABS = /etc/cron.d
 CRONTABS = /var/spool/cron/crontabs
 CRONSTAMPS = /var/spool/cron/cronstamps
@@ -20,10 +19,10 @@
 
 
 SHELL = /bin/sh
-INSTALL = install -o root
+INSTALL = install
 INSTALL_PROGRAM = $(INSTALL) -D
-INSTALL_DATA = $(INSTALL) -D -m0644 -g root
-INSTALL_DIR = $(INSTALL) -d -m0755 -g root
+INSTALL_DATA = $(INSTALL) -D -m0644
+INSTALL_DIR = $(INSTALL) -d -m0755
 CFLAGS ?= -O2
 CFLAGS += -Wall -Wstrict-prototypes
 SRCS = main.c subs.c database.c job.c concat.c chuser.c
@@ -44,7 +43,6 @@
 	echo "SBINDIR = $(SBINDIR)" >> config
 	echo "BINDIR = $(BINDIR)" >> config
 	echo "MANDIR = $(MANDIR)" >> config
-	echo "CRONTAB_GROUP = $(CRONTAB_GROUP)" >> config
 	echo "SCRONTABS = $(SCRONTABS)" >> config
 	echo "CRONTABS = $(CRONTABS)" >> config
 	echo "CRONSTAMPS = $(CRONSTAMPS)" >> config
@@ -62,13 +60,10 @@
 	$(CC) -c $(CPPFLAGS) $(CFLAGS) $(DEFS) $< -o $@
 
 install:
-	$(INSTALL_PROGRAM) -m0700 -g root crond $(DESTDIR)$(SBINDIR)/crond
-	$(INSTALL_PROGRAM) -m4750 -g $(CRONTAB_GROUP) crontab $(DESTDIR)$(BINDIR)/crontab
+	$(INSTALL_PROGRAM) -m0700 crond $(DESTDIR)$(SBINDIR)/crond
+	$(INSTALL_PROGRAM) -m4750 crontab $(DESTDIR)$(BINDIR)/crontab
 	$(INSTALL_DATA) crontab.1 $(DESTDIR)$(MANDIR)/man1/crontab.1
 	$(INSTALL_DATA) crond.8 $(DESTDIR)$(MANDIR)/man8/crond.8
-	$(INSTALL_DIR) $(DESTDIR)$(SCRONTABS)
-	$(INSTALL_DIR) $(DESTDIR)$(CRONTABS)
-	$(INSTALL_DIR) $(DESTDIR)$(CRONSTAMPS)
 
 clean: force
 	rm -f *.o $(PROTOS)