diff options
| -rw-r--r-- | console-tools/resize.c | 11 | ||||
| -rw-r--r-- | networking/telnet.c | 2 | ||||
| -rwxr-xr-x | scripts/find_stray_communal_vars | 10 | ||||
| -rw-r--r-- | util-linux/mdev.c | 20 |
4 files changed, 25 insertions, 18 deletions
diff --git a/console-tools/resize.c b/console-tools/resize.c index 52fdb26..32551b2 100644 --- a/console-tools/resize.c +++ b/console-tools/resize.c @@ -11,16 +11,15 @@ #define ESC "\033" -struct termios old; +#define old_termios (*(struct termios*)&bb_common_bufsiz1) static void onintr(int sig ATTRIBUTE_UNUSED) { - tcsetattr(STDERR_FILENO, TCSANOW, &old); + tcsetattr(STDERR_FILENO, TCSANOW, &old_termios); exit(1); } - int resize_main(int argc, char **argv); int resize_main(int argc, char **argv) { @@ -34,8 +33,8 @@ int resize_main(int argc, char **argv) * and operate on it - should we do the same? */ - tcgetattr(STDERR_FILENO, &old); /* fiddle echo */ - new = old; + tcgetattr(STDERR_FILENO, &old_termios); /* fiddle echo */ + new = old_termios; new.c_cflag |= (CLOCAL | CREAD); new.c_lflag &= ~(ICANON | ECHO | ECHOE | ISIG); signal(SIGINT, onintr); @@ -60,7 +59,7 @@ int resize_main(int argc, char **argv) * (gotten via TIOCGWINSZ) and recomputing *pixel values */ ret = ioctl(STDERR_FILENO, TIOCSWINSZ, &w); - tcsetattr(STDERR_FILENO, TCSANOW, &old); + tcsetattr(STDERR_FILENO, TCSANOW, &old_termios); if (ENABLE_FEATURE_RESIZE_PRINT) printf("COLUMNS=%d;LINES=%d;export COLUMNS LINES;\n", diff --git a/networking/telnet.c b/networking/telnet.c index a594505..caca89d 100644 --- a/networking/telnet.c +++ b/networking/telnet.c @@ -79,7 +79,7 @@ struct globals { struct termios termios_raw; }; -#define G (*(struct globals*)bb_common_bufsiz1) +#define G (*(struct globals*)&bb_common_bufsiz1) /* Function prototypes */ diff --git a/scripts/find_stray_communal_vars b/scripts/find_stray_communal_vars new file mode 100755 index 0000000..9f999d7 --- /dev/null +++ b/scripts/find_stray_communal_vars @@ -0,0 +1,10 @@ +#!/bin/sh + +# Communal variables are elusize, then don't show in size output! +# This script will show all communals in *.o, sorted by size + +find -name '*.o' \ +| while read name; do + b=`basename "$name"` + nm "$name" | sed "s/^/$b: /" +done | grep -i ' c ' | sort -k2 diff --git a/util-linux/mdev.c b/util-linux/mdev.c index a4716e2..cc729e7 100644 --- a/util-linux/mdev.c +++ b/util-linux/mdev.c @@ -12,14 +12,12 @@ #include "libbb.h" #include "xregex.h" -#define DEV_PATH "/dev" - -struct mdev_globals -{ +struct globals { int root_major, root_minor; -} mdev_globals; - -#define bbg mdev_globals +}; +#define G (*(struct globals*)&bb_common_bufsiz1) +#define root_major (G.root_major) +#define root_minor (G.root_minor) /* mknod in /dev based on a path like "/sys/block/hda/hda1" */ static void make_device(char *path, int delete) @@ -174,7 +172,7 @@ static void make_device(char *path, int delete) if (mknod(device_name, mode | type, makedev(major, minor)) && errno != EEXIST) bb_perror_msg_and_die("mknod %s", device_name); - if (major == bbg.root_major && minor == bbg.root_minor) + if (major == root_major && minor == root_minor) symlink(device_name, "root"); if (ENABLE_FEATURE_MDEV_CONF) chown(device_name, uid, gid); @@ -237,7 +235,7 @@ int mdev_main(int argc, char **argv) char *env_path; RESERVE_CONFIG_BUFFER(temp,PATH_MAX); - xchdir(DEV_PATH); + xchdir("/dev"); /* Scan */ @@ -245,8 +243,8 @@ int mdev_main(int argc, char **argv) struct stat st; xstat("/", &st); - bbg.root_major = major(st.st_dev); - bbg.root_minor = minor(st.st_dev); + root_major = major(st.st_dev); + root_minor = minor(st.st_dev); strcpy(temp,"/sys/block"); find_dev(temp); strcpy(temp,"/sys/class"); |