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authorErik Andersen2000-01-07 11:40:44 +0000
committerErik Andersen2000-01-07 11:40:44 +0000
commit96e2abd0849c1980dad10013ef0d17027554ef9f (patch)
treeb4313983e7883b477552c881868bc6709f9857d0
parent286b0de74da3cba56b8cc7961a19044eb45969b2 (diff)
downloadbusybox-96e2abd0849c1980dad10013ef0d17027554ef9f.zip
busybox-96e2abd0849c1980dad10013ef0d17027554ef9f.tar.gz
Init is now even more perfect then before.
-Erik
-rw-r--r--Makefile6
-rw-r--r--busybox.def.h13
-rw-r--r--busybox.spec2
-rw-r--r--examples/busybox.spec2
-rw-r--r--init.c46
-rw-r--r--init/init.c46
-rwxr-xr-xreg_test.sh40
7 files changed, 74 insertions, 81 deletions
diff --git a/Makefile b/Makefile
index 73aa2fc..6f49f0a 100644
--- a/Makefile
+++ b/Makefile
@@ -80,12 +80,8 @@ LIBRARIES=
OBJECTS=$(shell ./busybox.sh)
CFLAGS+= -DBB_VER='"$(VERSION)"'
CFLAGS+= -DBB_BT='"$(BUILDTIME)"'
-ifdef BB_INIT_RC_EXIT_CMD
- CFLAGS += -DBB_INIT_CMD_IF_RC_SCRIPT_EXITS=${BB_INIT_RC_EXIT_CMD}
-endif
-
ifdef BB_INIT_SCRIPT
- CFLAGS += -DBB_INIT_SCRIPT=${BB_INIT_SCRIPT}
+ CFLAGS += -DINIT_SCRIPT=${BB_INIT_SCRIPT}
endif
all: busybox busybox.links
diff --git a/busybox.def.h b/busybox.def.h
index 0321465..8345553 100644
--- a/busybox.def.h
+++ b/busybox.def.h
@@ -88,6 +88,12 @@
//
//
//
+// Don't turn BB_UTILITY off. It contains support code
+// that compiles to 0 if everything else if turned off.
+#define BB_UTILITY
+//
+//
+//
// This is where feature definitions go. Generally speaking,
// turning this stuff off makes things a bit smaller (and less
// pretty/useful).
@@ -113,10 +119,3 @@
//Enable init being called as /linuxrc
#define BB_FEATURE_LINUXRC
//
-//
-//
-// Don't turn BB_UTILITY off. It contains support code
-// that compiles to 0 if everything else if turned off.
-#define BB_UTILITY
-//
-//
diff --git a/busybox.spec b/busybox.spec
index a852007..d1a7026 100644
--- a/busybox.spec
+++ b/busybox.spec
@@ -21,7 +21,7 @@ embedded system.
%setup -q -n %{Name}-%{Version}
%Build
-BB_INIT_RC_EXIT_CMD=\"/bin/sh\" BB_INIT_SCRIPT=\"/etc/rc.d/init.d/rcS\" make
+BB_INIT_SCRIPT='\"/etc/rc.d/init.d/rcS\"' make
%Install
rm -rf $RPM_BUILD_ROOT
diff --git a/examples/busybox.spec b/examples/busybox.spec
index a852007..d1a7026 100644
--- a/examples/busybox.spec
+++ b/examples/busybox.spec
@@ -21,7 +21,7 @@ embedded system.
%setup -q -n %{Name}-%{Version}
%Build
-BB_INIT_RC_EXIT_CMD=\"/bin/sh\" BB_INIT_SCRIPT=\"/etc/rc.d/init.d/rcS\" make
+BB_INIT_SCRIPT='\"/etc/rc.d/init.d/rcS\"' make
%Install
rm -rf $RPM_BUILD_ROOT
diff --git a/init.c b/init.c
index 0472208..88b8ed1 100644
--- a/init.c
+++ b/init.c
@@ -61,9 +61,11 @@
#define VT_LOG "/dev/tty3" /* Virtual console */
#define SERIAL_CON0 "/dev/ttyS0" /* Primary serial console */
#define SERIAL_CON1 "/dev/ttyS1" /* Serial console */
-#define SHELL "-sh" /* Default shell */
+#define SHELL "/bin/sh" /* Default shell */
#define INITTAB "/etc/inittab" /* inittab file location */
+#ifndef INIT_SCRIPT
#define INIT_SCRIPT "/etc/init.d/rcS" /* Default sysinit script. */
+#endif
#define LOG 0x1
#define CONSOLE 0x2
@@ -330,6 +332,7 @@ static pid_t run(char* command,
"\nPlease press Enter to activate this console. ";
if ((pid = fork()) == 0) {
+ int fd;
pid_t shell_pgid = getpid ();
/* Clean up */
@@ -338,17 +341,14 @@ static pid_t run(char* command,
close(2);
setsid();
- if (device_open(terminal, O_RDWR) < 0) {
+ if ((fd=device_open(terminal, O_RDWR)) < 0) {
message(LOG|CONSOLE, "Bummer, can't open %s\r\n", terminal);
exit(1);
}
- dup(0);
- dup(0);
- /* Grab control of the terminal. */
- if (tcsetpgrp (0, getpgrp()) < 0) {
- message(LOG|CONSOLE, "tcsetpgrp error: %s\r\n", strerror(errno));
- }
- set_term(0);
+ dup(fd);
+ dup(fd);
+ set_term(fd);
+ tcsetpgrp (fd, getpgrp());
/* Reset signal handlers set for parent process */
signal(SIGUSR1, SIG_DFL);
@@ -497,7 +497,7 @@ static void reboot_signal(int sig)
#endif
-void new_initAction (const struct initActionType *a,
+void new_initAction (initActionEnum action,
char* process, char* cons)
{
initAction* newAction;
@@ -517,7 +517,7 @@ void new_initAction (const struct initActionType *a,
newAction->nextPtr = initActionList;
initActionList = newAction;
strncpy( newAction->process, process, 255);
- newAction->action = a->action;
+ newAction->action = action;
if (*cons != '\0') {
strncpy(newAction->console, cons, 255);
} else
@@ -561,12 +561,12 @@ void parse_inittab(void)
/* No inittab file -- set up some default behavior */
#endif
/* Askfirst shell on tty1 */
- new_initAction( &(actions[3]), SHELL, console );
+ new_initAction( ASKFIRST, SHELL, console );
/* Askfirst shell on tty2 */
if (second_console != NULL)
- new_initAction( &(actions[3]), SHELL, second_console );
+ new_initAction( ASKFIRST, SHELL, second_console );
/* sysinit */
- new_initAction( &(actions[0]), INIT_SCRIPT, console );
+ new_initAction( SYSINIT, INIT_SCRIPT, console );
return;
#ifdef BB_FEATURE_USE_INITTAB
@@ -584,7 +584,6 @@ void parse_inittab(void)
/* Keep a copy around for posterity's sake (and error msgs) */
strcpy(lineAsRead, buf);
-message(LOG|CONSOLE, "read='%s'\n", lineAsRead);
/* Grab the ID field */
s=p;
@@ -628,7 +627,7 @@ message(LOG|CONSOLE, "read='%s'\n", lineAsRead);
}
s = tmpConsole;
}
- new_initAction( a, q, s);
+ new_initAction( a->action, q, s);
foundIt=TRUE;
}
a++;
@@ -712,9 +711,9 @@ extern int init_main(int argc, char **argv)
{
/* Ask first then start a shell on tty2 */
if (second_console != NULL)
- new_initAction( &(actions[3]), SHELL, second_console);
+ new_initAction( ASKFIRST, SHELL, second_console);
/* Ask first then start a shell on tty1 */
- new_initAction( &(actions[3]), SHELL, console);
+ new_initAction( ASKFIRST, SHELL, console);
} else {
/* Not in single user mode -- see what inittab says */
@@ -731,7 +730,7 @@ extern int init_main(int argc, char **argv)
/* First run the sysinit command */
for( a=initActionList ; a; a=a->nextPtr) {
if (a->action == SYSINIT) {
- waitfor(a->process, console, FALSE);
+ waitfor(a->process, a->console, FALSE);
/* Now remove the "sysinit" entry from the list */
delete_initAction( a);
}
@@ -739,7 +738,7 @@ extern int init_main(int argc, char **argv)
/* Next run anything that wants to block */
for( a=initActionList ; a; a=a->nextPtr) {
if (a->action == WAIT) {
- waitfor(a->process, console, FALSE);
+ waitfor(a->process, a->console, FALSE);
/* Now remove the "wait" entry from the list */
delete_initAction( a);
}
@@ -747,7 +746,7 @@ extern int init_main(int argc, char **argv)
/* Next run anything to be run only once */
for( a=initActionList ; a; a=a->nextPtr) {
if (a->action == ONCE) {
- run(a->process, console, FALSE);
+ run(a->process, a->console, FALSE);
/* Now remove the "once" entry from the list */
delete_initAction( a);
}
@@ -760,7 +759,6 @@ extern int init_main(int argc, char **argv)
/* Now run the looping stuff for the rest of forever */
while (1) {
- message(LOG|CONSOLE, "Looping\n");
for( a=initActionList ; a; a=a->nextPtr) {
/* Only run stuff with pid==0. If they have
* a pid, that means they are still running */
@@ -768,11 +766,11 @@ extern int init_main(int argc, char **argv)
switch(a->action) {
case RESPAWN:
/* run the respawn stuff */
- a->pid = run(a->process, console, FALSE);
+ a->pid = run(a->process, a->console, FALSE);
break;
case ASKFIRST:
/* run the askfirst stuff */
- a->pid = run(a->process, console, TRUE);
+ a->pid = run(a->process, a->console, TRUE);
break;
/* silence the compiler's incessant whining */
default:
diff --git a/init/init.c b/init/init.c
index 0472208..88b8ed1 100644
--- a/init/init.c
+++ b/init/init.c
@@ -61,9 +61,11 @@
#define VT_LOG "/dev/tty3" /* Virtual console */
#define SERIAL_CON0 "/dev/ttyS0" /* Primary serial console */
#define SERIAL_CON1 "/dev/ttyS1" /* Serial console */
-#define SHELL "-sh" /* Default shell */
+#define SHELL "/bin/sh" /* Default shell */
#define INITTAB "/etc/inittab" /* inittab file location */
+#ifndef INIT_SCRIPT
#define INIT_SCRIPT "/etc/init.d/rcS" /* Default sysinit script. */
+#endif
#define LOG 0x1
#define CONSOLE 0x2
@@ -330,6 +332,7 @@ static pid_t run(char* command,
"\nPlease press Enter to activate this console. ";
if ((pid = fork()) == 0) {
+ int fd;
pid_t shell_pgid = getpid ();
/* Clean up */
@@ -338,17 +341,14 @@ static pid_t run(char* command,
close(2);
setsid();
- if (device_open(terminal, O_RDWR) < 0) {
+ if ((fd=device_open(terminal, O_RDWR)) < 0) {
message(LOG|CONSOLE, "Bummer, can't open %s\r\n", terminal);
exit(1);
}
- dup(0);
- dup(0);
- /* Grab control of the terminal. */
- if (tcsetpgrp (0, getpgrp()) < 0) {
- message(LOG|CONSOLE, "tcsetpgrp error: %s\r\n", strerror(errno));
- }
- set_term(0);
+ dup(fd);
+ dup(fd);
+ set_term(fd);
+ tcsetpgrp (fd, getpgrp());
/* Reset signal handlers set for parent process */
signal(SIGUSR1, SIG_DFL);
@@ -497,7 +497,7 @@ static void reboot_signal(int sig)
#endif
-void new_initAction (const struct initActionType *a,
+void new_initAction (initActionEnum action,
char* process, char* cons)
{
initAction* newAction;
@@ -517,7 +517,7 @@ void new_initAction (const struct initActionType *a,
newAction->nextPtr = initActionList;
initActionList = newAction;
strncpy( newAction->process, process, 255);
- newAction->action = a->action;
+ newAction->action = action;
if (*cons != '\0') {
strncpy(newAction->console, cons, 255);
} else
@@ -561,12 +561,12 @@ void parse_inittab(void)
/* No inittab file -- set up some default behavior */
#endif
/* Askfirst shell on tty1 */
- new_initAction( &(actions[3]), SHELL, console );
+ new_initAction( ASKFIRST, SHELL, console );
/* Askfirst shell on tty2 */
if (second_console != NULL)
- new_initAction( &(actions[3]), SHELL, second_console );
+ new_initAction( ASKFIRST, SHELL, second_console );
/* sysinit */
- new_initAction( &(actions[0]), INIT_SCRIPT, console );
+ new_initAction( SYSINIT, INIT_SCRIPT, console );
return;
#ifdef BB_FEATURE_USE_INITTAB
@@ -584,7 +584,6 @@ void parse_inittab(void)
/* Keep a copy around for posterity's sake (and error msgs) */
strcpy(lineAsRead, buf);
-message(LOG|CONSOLE, "read='%s'\n", lineAsRead);
/* Grab the ID field */
s=p;
@@ -628,7 +627,7 @@ message(LOG|CONSOLE, "read='%s'\n", lineAsRead);
}
s = tmpConsole;
}
- new_initAction( a, q, s);
+ new_initAction( a->action, q, s);
foundIt=TRUE;
}
a++;
@@ -712,9 +711,9 @@ extern int init_main(int argc, char **argv)
{
/* Ask first then start a shell on tty2 */
if (second_console != NULL)
- new_initAction( &(actions[3]), SHELL, second_console);
+ new_initAction( ASKFIRST, SHELL, second_console);
/* Ask first then start a shell on tty1 */
- new_initAction( &(actions[3]), SHELL, console);
+ new_initAction( ASKFIRST, SHELL, console);
} else {
/* Not in single user mode -- see what inittab says */
@@ -731,7 +730,7 @@ extern int init_main(int argc, char **argv)
/* First run the sysinit command */
for( a=initActionList ; a; a=a->nextPtr) {
if (a->action == SYSINIT) {
- waitfor(a->process, console, FALSE);
+ waitfor(a->process, a->console, FALSE);
/* Now remove the "sysinit" entry from the list */
delete_initAction( a);
}
@@ -739,7 +738,7 @@ extern int init_main(int argc, char **argv)
/* Next run anything that wants to block */
for( a=initActionList ; a; a=a->nextPtr) {
if (a->action == WAIT) {
- waitfor(a->process, console, FALSE);
+ waitfor(a->process, a->console, FALSE);
/* Now remove the "wait" entry from the list */
delete_initAction( a);
}
@@ -747,7 +746,7 @@ extern int init_main(int argc, char **argv)
/* Next run anything to be run only once */
for( a=initActionList ; a; a=a->nextPtr) {
if (a->action == ONCE) {
- run(a->process, console, FALSE);
+ run(a->process, a->console, FALSE);
/* Now remove the "once" entry from the list */
delete_initAction( a);
}
@@ -760,7 +759,6 @@ extern int init_main(int argc, char **argv)
/* Now run the looping stuff for the rest of forever */
while (1) {
- message(LOG|CONSOLE, "Looping\n");
for( a=initActionList ; a; a=a->nextPtr) {
/* Only run stuff with pid==0. If they have
* a pid, that means they are still running */
@@ -768,11 +766,11 @@ extern int init_main(int argc, char **argv)
switch(a->action) {
case RESPAWN:
/* run the respawn stuff */
- a->pid = run(a->process, console, FALSE);
+ a->pid = run(a->process, a->console, FALSE);
break;
case ASKFIRST:
/* run the askfirst stuff */
- a->pid = run(a->process, console, TRUE);
+ a->pid = run(a->process, a->console, TRUE);
break;
/* silence the compiler's incessant whining */
default:
diff --git a/reg_test.sh b/reg_test.sh
index 0a30ae3..2a73fc5 100755
--- a/reg_test.sh
+++ b/reg_test.sh
@@ -6,26 +6,22 @@ rm -rf testdir
./busybox cp tar.c testdir
if ! eval diff -u tar.c testdir ; then
- echo " "
echo "Bummer. File copy failed."
exit 0
else
echo "Cool. File copy is ok."
fi
-echo " "
rm -rf testdir
mkdir -p testdir/foo
./busybox cp tar.c testdir/foo
if ! eval diff -u tar.c testdir/foo/tar.c ; then
- echo " "
echo "Bummer. File copy to a directory failed."
exit 0
else
echo "Cool. File copy to a directory is ok."
fi
-echo " "
rm -rf testdir
@@ -33,13 +29,11 @@ mkdir -p testdir/foo
./busybox cp tar.c testdir/foo/
if ! eval diff -u tar.c testdir/foo/tar.c ; then
- echo " "
echo "Bummer. File copy to a directory w/ a '/' failed."
exit 0
else
echo "Cool. File copy to a directory w/ a '/' is ok."
fi
-echo " "
rm -rf testdir X11
@@ -47,63 +41,53 @@ cp -a /etc/X11 .
./busybox cp -a X11 testdir
if ! eval diff -ur X11 testdir ; then
- echo " "
echo "Bummer. Local dir copy failed."
exit 0
else
echo "Cool. Local dir copy is ok."
fi
-echo " "
rm -rf testdir X11
cp -a /etc/X11 .
./busybox cp -a X11 testdir/
if ! eval diff -ur X11 testdir ; then
- echo " "
echo "Bummer. Local dir copy w/ a '/' failed."
exit 0
else
echo "Cool. Local dir copy w/ a '/' is ok."
fi
-echo " "
rm -rf testdir X11
cp -a /etc/X11 .
./busybox cp -a X11/ testdir
if ! eval diff -ur X11 testdir ; then
- echo " "
echo "Bummer. Local dir copy w/ a src '/' failed."
exit 0
else
echo "Cool. Local dir copy w/ a src '/' is ok."
fi
-echo " "
rm -rf testdir X11
cp -a /etc/X11 .
./busybox cp -a X11/ testdir/
if ! eval diff -ur X11 testdir ; then
- echo " "
echo "Bummer. Local dir copy w/ 2x '/'s failed."
exit 0
else
echo "Cool. Local dir copy w/ 2x '/'s is ok."
fi
-echo " "
rm -rf testdir X11
./busybox cp -a /etc/X11 testdir
if ! eval diff -ur /etc/X11 testdir ; then
- echo " "
echo "Bummer. Remote dir copy failed."
exit 0
else
echo "Cool. Remote dir copy is ok."
fi
-echo " "
rm -rf testdir X11
@@ -111,13 +95,11 @@ mkdir -p testdir/foo
./busybox cp -a /etc/X11 testdir/foo
if ! eval diff -ur /etc/X11 testdir/foo ; then
- echo " "
echo "Bummer. Remote dir copy to a directory failed."
exit 0
else
echo "Cool. Remote dir copy to a directory is ok."
fi
-echo " "
rm -rf testdir X11
@@ -125,7 +107,6 @@ mkdir -p testdir/foo
./busybox cp -a /etc/X11 testdir/foo/
if ! eval diff -ur /etc/X11 testdir/foo ; then
- echo " "
echo "Bummer. Remote dir copy to a directory w/ a '/' failed."
exit 0
else
@@ -134,3 +115,24 @@ fi
rm -rf testdir
+
+rm -rf foo bar
+mkdir foo
+mkdir bar
+
+if ! eval ./busybox cp README foo ; then
+ echo "Bummer. cp README foo failed."
+ exit 0
+else
+ echo "Cool. cp README foo is ok."
+fi
+
+if ! eval ./busybox cp foo/README bar ; then
+ echo "Bummer. cp foo/README bar failed."
+ exit 0
+else
+ echo "Cool. cp foo/README bar is ok."
+fi
+
+rm -rf foo bar
+