More init fixes. Fixed sync segfault.
-Erik
This commit is contained in:
Eric Andersen
parent
219d6f5e0c
commit
be971d6b69
@ -8,6 +8,7 @@
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* Major adjustment of init.c. Code is now readable IMHO,
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and much more solid.
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* Wrote sed -- weighs only 1.8k (5.8k with full regular expressions!).
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* Fixed a stupid seg-fault in sync
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-Erik Andersen
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@ -37,8 +37,8 @@
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static const char tar_usage[] =
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"Create, extract, or list files from a TAR file\n\n"
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"usage: tar -[cxtvOf] [tarFileName] [FILE] ...\n"
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"tar -[cxtvOf] [tarFileName] [FILE] ...\n"
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"Create, extract, or list files from a tar file\n\n"
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"\tc=create, x=extract, t=list contents, v=verbose,\n"
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"\tO=extract to stdout, f=tarfile or \"-\" for stdin\n";
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@ -151,10 +151,8 @@ extern int tar_main (int argc, char **argv)
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argc--;
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argv++;
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if (argc < 1) {
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fprintf (stderr, "%s", tar_usage);
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exit (FALSE);
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}
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if (argc < 1)
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usage( tar_usage);
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errorFlag = FALSE;
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@ -30,7 +30,7 @@ h=`cat busybox.links`
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for i in $h ; do
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mkdir -p $RPM_BUILD_ROOT/`echo $i | sed -e 's/\(^.*\/\)\(.*\)/\1/g' `
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(cd $RPM_BUILD_ROOT/bin ; ln -s ln `echo $i | sed -e 's/\(^.*\/\)\(.*\)/\2/g' ` );
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(cd $RPM_BUILD_ROOT/bin ; ln -s busybox `echo $i | sed -e 's/\(^.*\/\)\(.*\)/\2/g' ` );
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done
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rm -f $RPM_BUILD_ROOT/bin/busybox
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install -m 755 busybox $RPM_BUILD_ROOT/bin/busybox
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@ -26,9 +26,9 @@
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extern int
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sync_main(int argc, char * * argv)
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{
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if ( **(argv+1) == '-' ) {
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if ( argc>1 && **(argv+1) == '-' ) {
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usage( "sync\nWrite all buffered filesystem blocks to disk.\n");
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}
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return sync();
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exit( sync());
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}
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@ -30,7 +30,7 @@ h=`cat busybox.links`
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for i in $h ; do
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mkdir -p $RPM_BUILD_ROOT/`echo $i | sed -e 's/\(^.*\/\)\(.*\)/\1/g' `
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(cd $RPM_BUILD_ROOT/bin ; ln -s ln `echo $i | sed -e 's/\(^.*\/\)\(.*\)/\2/g' ` );
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(cd $RPM_BUILD_ROOT/bin ; ln -s busybox `echo $i | sed -e 's/\(^.*\/\)\(.*\)/\2/g' ` );
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done
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rm -f $RPM_BUILD_ROOT/bin/busybox
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install -m 755 busybox $RPM_BUILD_ROOT/bin/busybox
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30
init.c
30
init.c
@ -45,18 +45,18 @@
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//#define DEBUG_INIT
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#define CONSOLE "/dev/console" /* Logical system console */
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#define VT_PRIMARY "/dev/tty0" /* Primary virtual console */
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#define VT_SECONDARY "/dev/tty1" /* Virtual console */
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#define VT_LOG "/dev/tty2" /* Virtual console */
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#define VT_PRIMARY "/dev/tty1" /* Primary virtual console */
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#define VT_SECONDARY "/dev/tty2" /* Virtual console */
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#define VT_LOG "/dev/tty3" /* Virtual console */
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#define SERIAL_CON0 "/dev/ttyS0" /* Primary serial console */
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#define SERIAL_CON1 "/dev/ttyS1" /* Serial console */
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#define SHELL "/bin/sh" /* Default shell */
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#define INITSCRIPT "/etc/init.d/rcS" /* Initscript. */
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#define PATH_DEFAULT "PATH=/usr/local/sbin:/sbin:/bin:/usr/sbin:/usr/bin"
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static char *console = VT_PRIMARY;
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static char *second_terminal = VT_SECONDARY;
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static char *log = "/dev/tty3";
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static char *console = CONSOLE;
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static char *second_console = VT_SECONDARY;
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static char *log = VT_LOG;
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@ -173,23 +173,23 @@ static void console_init()
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}
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#endif
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} else {
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console = VT_PRIMARY;
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tried_vtprimary++;
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console = CONSOLE;
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tried_devcons++;
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}
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while ((fd = open(console, O_RDONLY | O_NONBLOCK)) < 0) {
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/* Can't open selected console -- try vt1 */
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if (!tried_vtprimary) {
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tried_vtprimary++;
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console = VT_PRIMARY;
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continue;
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}
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/* Can't open selected console -- try /dev/console */
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if (!tried_devcons) {
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tried_devcons++;
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console = CONSOLE;
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continue;
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}
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/* Can't open selected console -- try vt1 */
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if (!tried_vtprimary) {
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tried_vtprimary++;
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console = VT_PRIMARY;
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continue;
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}
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break;
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}
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if (fd < 0)
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@ -449,7 +449,7 @@ extern int init_main(int argc, char **argv)
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pid1 = run(tty0_commands, console, wait_for_enter);
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}
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if (pid2 == 0 && tty1_commands) {
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pid2 = run(tty1_commands, second_terminal, TRUE);
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pid2 = run(tty1_commands, second_console, TRUE);
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}
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wpid = wait(&status);
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if (wpid > 0 ) {
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30
init/init.c
30
init/init.c
@ -45,18 +45,18 @@
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//#define DEBUG_INIT
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#define CONSOLE "/dev/console" /* Logical system console */
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#define VT_PRIMARY "/dev/tty0" /* Primary virtual console */
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#define VT_SECONDARY "/dev/tty1" /* Virtual console */
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#define VT_LOG "/dev/tty2" /* Virtual console */
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#define VT_PRIMARY "/dev/tty1" /* Primary virtual console */
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#define VT_SECONDARY "/dev/tty2" /* Virtual console */
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#define VT_LOG "/dev/tty3" /* Virtual console */
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#define SERIAL_CON0 "/dev/ttyS0" /* Primary serial console */
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#define SERIAL_CON1 "/dev/ttyS1" /* Serial console */
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#define SHELL "/bin/sh" /* Default shell */
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#define INITSCRIPT "/etc/init.d/rcS" /* Initscript. */
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#define PATH_DEFAULT "PATH=/usr/local/sbin:/sbin:/bin:/usr/sbin:/usr/bin"
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static char *console = VT_PRIMARY;
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static char *second_terminal = VT_SECONDARY;
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static char *log = "/dev/tty3";
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static char *console = CONSOLE;
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static char *second_console = VT_SECONDARY;
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static char *log = VT_LOG;
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@ -173,23 +173,23 @@ static void console_init()
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}
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#endif
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} else {
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console = VT_PRIMARY;
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tried_vtprimary++;
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console = CONSOLE;
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tried_devcons++;
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}
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while ((fd = open(console, O_RDONLY | O_NONBLOCK)) < 0) {
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/* Can't open selected console -- try vt1 */
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if (!tried_vtprimary) {
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tried_vtprimary++;
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console = VT_PRIMARY;
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continue;
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}
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/* Can't open selected console -- try /dev/console */
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if (!tried_devcons) {
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tried_devcons++;
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console = CONSOLE;
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continue;
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}
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/* Can't open selected console -- try vt1 */
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if (!tried_vtprimary) {
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tried_vtprimary++;
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console = VT_PRIMARY;
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continue;
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}
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break;
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}
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if (fd < 0)
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@ -449,7 +449,7 @@ extern int init_main(int argc, char **argv)
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pid1 = run(tty0_commands, console, wait_for_enter);
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}
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if (pid2 == 0 && tty1_commands) {
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pid2 = run(tty1_commands, second_terminal, TRUE);
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pid2 = run(tty1_commands, second_console, TRUE);
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}
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wpid = wait(&status);
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if (wpid > 0 ) {
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4
sync.c
4
sync.c
@ -26,9 +26,9 @@
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extern int
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sync_main(int argc, char * * argv)
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{
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if ( **(argv+1) == '-' ) {
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if ( argc>1 && **(argv+1) == '-' ) {
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usage( "sync\nWrite all buffered filesystem blocks to disk.\n");
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}
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return sync();
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exit( sync());
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}
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10
tar.c
10
tar.c
@ -37,8 +37,8 @@
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static const char tar_usage[] =
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"Create, extract, or list files from a TAR file\n\n"
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"usage: tar -[cxtvOf] [tarFileName] [FILE] ...\n"
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"tar -[cxtvOf] [tarFileName] [FILE] ...\n"
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"Create, extract, or list files from a tar file\n\n"
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"\tc=create, x=extract, t=list contents, v=verbose,\n"
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"\tO=extract to stdout, f=tarfile or \"-\" for stdin\n";
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@ -151,10 +151,8 @@ extern int tar_main (int argc, char **argv)
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argc--;
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argv++;
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if (argc < 1) {
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fprintf (stderr, "%s", tar_usage);
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exit (FALSE);
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}
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if (argc < 1)
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usage( tar_usage);
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errorFlag = FALSE;
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