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authorDenis Vlasenko2007-11-06 03:05:54 +0000
committerDenis Vlasenko2007-11-06 03:05:54 +0000
commit6bef3d1d2216234454875052220ca0f477a820b4 (patch)
tree717060345370b781d3d1cde7ab4dd29304a066e8
parent1bec1b980e3cf5ad604fb0c2038a3ab83d9ab5f5 (diff)
downloadbusybox-6bef3d1d2216234454875052220ca0f477a820b4.zip
busybox-6bef3d1d2216234454875052220ca0f477a820b4.tar.gz
fbset: fix buglet where we were using wrong pointer
readahead: stop using stdio.h *: style fixes
-rw-r--r--coreutils/mknod.c36
-rw-r--r--editors/diff.c7
-rw-r--r--init/init.c6
-rw-r--r--libbb/device_open.c8
-rw-r--r--libbb/dump.c6
-rw-r--r--libbb/obscure.c3
-rw-r--r--loginutils/getty.c4
-rw-r--r--miscutils/devfsd.c37
-rw-r--r--miscutils/hdparm.c3
-rw-r--r--miscutils/readahead.c10
-rw-r--r--runit/runit_lib.c15
-rw-r--r--util-linux/dmesg.c3
-rw-r--r--util-linux/fbset.c10
-rw-r--r--util-linux/fdisk.c3
14 files changed, 94 insertions, 57 deletions
diff --git a/coreutils/mknod.c b/coreutils/mknod.c
index ee539e3..55f5310 100644
--- a/coreutils/mknod.c
+++ b/coreutils/mknod.c
@@ -28,23 +28,29 @@ int mknod_main(int argc, char **argv)
argv += optind;
argc -= optind;
- if ((argc >= 2) && ((name = strchr(modes_chars, argv[1][0])) != NULL)) {
- mode |= modes_cubp[(int)(name[4])];
-
- dev = 0;
- if ((*name != 'p') && ((argc -= 2) == 2)) {
- /* Autodetect what the system supports; these macros should
- * optimize out to two constants. */
- dev = makedev(xatoul_range(argv[2], 0, major(UINT_MAX)),
- xatoul_range(argv[3], 0, minor(UINT_MAX)));
- }
+ if (argc >= 2) {
+ name = strchr(modes_chars, argv[1][0]);
+ if (name != NULL) {
+ mode |= modes_cubp[(int)(name[4])];
+
+ dev = 0;
+ if (*name != 'p') {
+ argc -= 2;
+ if (argc == 2) {
+ /* Autodetect what the system supports; these macros should
+ * optimize out to two constants. */
+ dev = makedev(xatoul_range(argv[2], 0, major(UINT_MAX)),
+ xatoul_range(argv[3], 0, minor(UINT_MAX)));
+ }
+ }
- if (argc == 2) {
- name = *argv;
- if (mknod(name, mode, dev) == 0) {
- return EXIT_SUCCESS;
+ if (argc == 2) {
+ name = *argv;
+ if (mknod(name, mode, dev) == 0) {
+ return EXIT_SUCCESS;
+ }
+ bb_simple_perror_msg_and_die(name);
}
- bb_simple_perror_msg_and_die(name);
}
}
bb_show_usage();
diff --git a/editors/diff.c b/editors/diff.c
index c158c87..64b7daa 100644
--- a/editors/diff.c
+++ b/editors/diff.c
@@ -588,7 +588,9 @@ static void check(FILE * f1, FILE * f2)
while (1) {
ctold++;
ctnew++;
- if ((c = getc(f1)) != (d = getc(f2))) {
+ c = getc(f1);
+ d = getc(f2);
+ if (c != d) {
J[i] = 0;
if (c != '\n' && c != EOF)
ctold += skipline(f1);
@@ -668,7 +670,8 @@ static void fetch(long *f, int a, int b, FILE * lb, int ch)
}
col = 0;
for (j = 0, lastc = '\0'; j < nc; j++, lastc = c) {
- if ((c = getc(lb)) == EOF) {
+ c = getc(lb);
+ if (c == EOF) {
printf("\n\\ No newline at end of file\n");
return;
}
diff --git a/init/init.c b/init/init.c
index 409e8c4..4b543a4 100644
--- a/init/init.c
+++ b/init/init.c
@@ -369,7 +369,8 @@ static pid_t run(const struct init_action *a)
if (a->action & (SYSINIT | WAIT | CTRLALTDEL | SHUTDOWN | RESTART)) {
/* Now fork off another process to just hang around */
- if ((pid = fork()) < 0) {
+ pid = fork();
+ if (pid) {
message(L_LOG | L_CONSOLE, "Can't fork");
_exit(1);
}
@@ -388,7 +389,8 @@ static pid_t run(const struct init_action *a)
_exit(0);
/* Use a temporary process to steal the controlling tty. */
- if ((pid = fork()) < 0) {
+ pid = fork();
+ if (pid < 0) {
message(L_LOG | L_CONSOLE, "Can't fork");
_exit(1);
}
diff --git a/libbb/device_open.c b/libbb/device_open.c
index 2b35ad8..6907e98 100644
--- a/libbb/device_open.c
+++ b/libbb/device_open.c
@@ -12,15 +12,17 @@
/* try to open up the specified device */
int device_open(const char *device, int mode)
{
- int m, f, fd = -1;
+ int m, f, fd;
m = mode | O_NONBLOCK;
/* Retry up to 5 times */
/* TODO: explain why it can't be considered insane */
- for (f = 0; f < 5; f++)
- if ((fd = open(device, m, 0600)) >= 0)
+ for (f = 0; f < 5; f++) {
+ fd = open(device, m, 0600);
+ if (fd >= 0)
break;
+ }
if (fd < 0)
return fd;
/* Reset original flags. */
diff --git a/libbb/dump.c b/libbb/dump.c
index 829050d..71e35c6 100644
--- a/libbb/dump.c
+++ b/libbb/dump.c
@@ -59,7 +59,8 @@ int bb_dump_size(FS * fs)
prec = atoi(fmt);
while (isdigit(*++fmt));
}
- if (!(p = strchr(size_conv_str + 12, *fmt))) {
+ p = strchr(size_conv_str + 12, *fmt);
+ if (!p) {
if (*fmt == 's') {
bcnt += prec;
} else if (*fmt == '_') {
@@ -162,7 +163,8 @@ static void rewrite(FS * fs)
DO_INT_CONV:
{
const char *e;
- if (!(e = strchr(lcc, *p1))) {
+ e = strchr(lcc, *p1);
+ if (!e) {
goto DO_BAD_CONV_CHAR;
}
pr->flags = F_INT;
diff --git a/libbb/obscure.c b/libbb/obscure.c
index 2599095..5cc9062 100644
--- a/libbb/obscure.c
+++ b/libbb/obscure.c
@@ -130,7 +130,8 @@ static const char *obscure_msg(const char *old_p, const char *new_p, const struc
c = 0;
p = new_p;
while (1) {
- if ((p = strchr(p, new_p[i])) == NULL) {
+ p = strchr(p, new_p[i]);
+ if (p == NULL) {
break;
}
c++;
diff --git a/loginutils/getty.c b/loginutils/getty.c
index bc735d0..d32d189 100644
--- a/loginutils/getty.c
+++ b/loginutils/getty.c
@@ -166,8 +166,10 @@ static void parse_speeds(struct options *op, char *arg)
debug("entered parse_speeds\n");
for (cp = strtok(arg, ","); cp != 0; cp = strtok((char *) 0, ",")) {
- if ((op->speeds[op->numspeed++] = bcode(cp)) <= 0)
+ op->speeds[op->numspeed] = bcode(cp);
+ if (op->speeds[op->numspeed] <= 0)
bb_error_msg_and_die("bad speed: %s", cp);
+ op->numspeed++;
if (op->numspeed > MAX_SPEED)
bb_error_msg_and_die("too many alternate speeds");
}
diff --git a/miscutils/devfsd.c b/miscutils/devfsd.c
index cd94869..9990142 100644
--- a/miscutils/devfsd.c
+++ b/miscutils/devfsd.c
@@ -465,7 +465,8 @@ static void read_config_file(char *path, int optional, unsigned long *event_mask
free(p);
return;
}
- if ((fp = fopen(path, "r")) != NULL) {
+ fp = fopen(path, "r");
+ if (fp != NULL) {
while (fgets(buf, STRING_LENGTH, fp) != NULL) {
/* Skip whitespace */
line = buf;
@@ -560,7 +561,8 @@ static void process_config_line(const char *line, unsigned long *event_mask)
case 4: /* "PERMISSIONS" */
new->action.what = AC_PERMISSIONS;
/* Get user and group */
- if ((ptr = strchr(p[0], '.')) == NULL) {
+ ptr = strchr(p[0], '.');
+ if (ptr == NULL) {
msg = "UID.GID";
goto process_config_line_err; /*"missing '.' in UID.GID"*/
}
@@ -979,8 +981,9 @@ static int copy_inode(const char *destpath, const struct stat *dest_stat,
if ((source_stat->st_mode & S_IFMT) ==(dest_stat->st_mode & S_IFMT)) {
/* Same type */
if (S_ISLNK(source_stat->st_mode)) {
- if ((source_len = readlink(sourcepath, source_link, STRING_LENGTH - 1)) < 0
- || (dest_len = readlink(destpath , dest_link , STRING_LENGTH - 1)) < 0
+ source_len = readlink(sourcepath, source_link, STRING_LENGTH - 1);
+ if ((source_len < 0)
+ || (dest_len = readlink(destpath, dest_link, STRING_LENGTH - 1)) < 0
)
return FALSE;
source_link[source_len] = '\0';
@@ -999,7 +1002,8 @@ static int copy_inode(const char *destpath, const struct stat *dest_stat,
unlink(destpath);
switch (source_stat->st_mode & S_IFMT) {
case S_IFSOCK:
- if ((fd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0)
+ fd = socket(AF_UNIX, SOCK_STREAM, 0);
+ if (fd < 0)
break;
un_addr.sun_family = AF_UNIX;
snprintf(un_addr.sun_path, sizeof(un_addr.sun_path), "%s", destpath);
@@ -1009,14 +1013,16 @@ static int copy_inode(const char *destpath, const struct stat *dest_stat,
break;
goto do_chown;
case S_IFLNK:
- if ((val = readlink(sourcepath, symlink_val, STRING_LENGTH - 1)) < 0)
+ val = readlink(sourcepath, symlink_val, STRING_LENGTH - 1);
+ if (val < 0)
break;
symlink_val[val] = '\0';
if (symlink(symlink_val, destpath) == 0)
return TRUE;
break;
case S_IFREG:
- if ((fd = open(destpath, O_RDONLY | O_CREAT, new_mode & ~S_IFMT)) < 0)
+ fd = open(destpath, O_RDONLY | O_CREAT, new_mode & ~S_IFMT);
+ if (fd < 0)
break;
close(fd);
if (chmod(destpath, new_mode & ~S_IFMT) != 0)
@@ -1082,7 +1088,7 @@ static int get_uid_gid(int flag, const char *string)
if (isdigit(string[0]) ||((string[0] == '-') && isdigit(string[1])))
return atoi(string);
- if (flag == UID && (pw_ent = getpwnam(string)) != NULL)
+ if (flag == UID && (pw_ent = getpwnam(string)) != NULL)
return pw_ent->pw_uid;
if (flag == GID && (grp_ent = getgrnam(string)) != NULL)
@@ -1197,7 +1203,8 @@ static void dir_operation(int type, const char * dir_name, int var, unsigned lon
struct dirent *de;
char *path;
- if ((dp = warn_opendir(dir_name)) == NULL)
+ dp = warn_opendir(dir_name);
+ if (dp == NULL)
return;
while ((de = readdir(dp)) != NULL) {
@@ -1581,7 +1588,8 @@ int st_expr_expand(char *output, unsigned int length, const char *input,
ch = input[1];
if (isspace(ch) ||(ch == '/') ||(ch == '\0')) {
/* User's own home directory: leave separator for next time */
- if ((env = getenv("HOME")) == NULL) {
+ env = getenv("HOME");
+ if (env == NULL) {
info_logger(LOG_INFO, bb_msg_variable_not_found, "HOME");
return FALSE;
}
@@ -1600,7 +1608,8 @@ int st_expr_expand(char *output, unsigned int length, const char *input,
goto st_expr_expand_out;
safe_memcpy(tmp, input, len);
input = ptr - 1;
- if ((pwent = getpwnam(tmp)) == NULL) {
+ pwent = getpwnam(tmp);
+ if (pwent == NULL) {
info_logger(LOG_INFO, "no pwent for: %s", tmp);
return FALSE;
}
@@ -1680,7 +1689,8 @@ static const char *expand_variable(char *buffer, unsigned int length,
safe_memcpy(tmp, input, len);
input = ptr - 1;
- if ((env = get_variable_v2(tmp, func, info)) == NULL) {
+ env = get_variable_v2(tmp, func, info);
+ if (env == NULL) {
info_logger(LOG_INFO, bb_msg_variable_not_found, tmp);
return NULL;
}
@@ -1740,7 +1750,8 @@ static const char *expand_variable(char *buffer, unsigned int length,
}
--ptr;
/* At this point ptr should point to closing brace of "${var:-word}" */
- if ((env = get_variable_v2(tmp, func, info)) != NULL) {
+ env = get_variable_v2(tmp, func, info);
+ if (env != NULL) {
/* Found environment variable, so skip the input to the closing brace
and return the variable */
input = ptr;
diff --git a/miscutils/hdparm.c b/miscutils/hdparm.c
index 93b1aac..03a30e6 100644
--- a/miscutils/hdparm.c
+++ b/miscutils/hdparm.c
@@ -1111,7 +1111,8 @@ static void identify(uint16_t *val)
/* reset result */
jj = val[HWRST_RSLT];
if ((jj & VALID) == VALID_VAL) {
- if (!(oo = (jj & RST0)))
+ oo = (jj & RST0);
+ if (!oo)
jj >>= 8;
if ((jj & DEV_DET) == JUMPER_VAL)
strng = " determined by the jumper";
diff --git a/miscutils/readahead.c b/miscutils/readahead.c
index 647eb31..7b375cf 100644
--- a/miscutils/readahead.c
+++ b/miscutils/readahead.c
@@ -15,17 +15,15 @@
int readahead_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int readahead_main(int argc, char **argv)
{
- FILE *f;
int retval = EXIT_SUCCESS;
if (argc == 1) bb_show_usage();
while (*++argv) {
- if ((f = fopen_or_warn(*argv, "r")) != NULL) {
- int r, fd=fileno(f);
-
- r = readahead(fd, 0, fdlength(fd));
- fclose(f);
+ int fd = open_or_warn(*argv, O_RDONLY);
+ if (fd >= 0) {
+ int r = readahead(fd, 0, fdlength(fd));
+ close(fd);
if (r >= 0) continue;
}
retval = EXIT_FAILURE;
diff --git a/runit/runit_lib.c b/runit/runit_lib.c
index 2ed9054..bedd540 100644
--- a/runit/runit_lib.c
+++ b/runit/runit_lib.c
@@ -233,19 +233,23 @@ unsigned pmatch(const char *p, const char *s, unsigned len)
if (!c) return !len;
switch (c) {
case '*':
- if (!(c = *p)) return 1;
+ c = *p;
+ if (!c) return 1;
for (;;) {
if (!len) return 0;
if (*s == c) break;
- ++s; --len;
+ ++s;
+ --len;
}
continue;
case '+':
- if ((c = *p++) != *s) return 0;
+ c = *p++;
+ if (c != *s) return 0;
for (;;) {
if (!len) return 1;
if (*s != c) break;
- ++s; --len;
+ ++s;
+ --len;
}
continue;
/*
@@ -260,7 +264,8 @@ unsigned pmatch(const char *p, const char *s, unsigned len)
default:
if (!len) return 0;
if (*s != c) return 0;
- ++s; --len;
+ ++s;
+ --len;
continue;
}
}
diff --git a/util-linux/dmesg.c b/util-linux/dmesg.c
index 1adb0fc..90b327b 100644
--- a/util-linux/dmesg.c
+++ b/util-linux/dmesg.c
@@ -27,7 +27,8 @@ int dmesg_main(int argc, char **argv)
len = (flags & 2) ? xatoul_range(size, 2, INT_MAX) : 16384;
buf = xmalloc(len);
- if (0 > (len = klogctl(3 + (flags & 1), buf, len)))
+ len = klogctl(3 + (flags & 1), buf, len);
+ if (len < 0)
bb_perror_msg_and_die("klogctl");
// Skip <#> at the start of lines, and make sure we end with a newline.
diff --git a/util-linux/fbset.c b/util-linux/fbset.c
index f67a283..d616abd 100644
--- a/util-linux/fbset.c
+++ b/util-linux/fbset.c
@@ -181,10 +181,11 @@ static int readmode(struct fb_var_screeninfo *base, const char *fn,
f = xfopen(fn, "r");
while (!feof(f)) {
fgets(buf, sizeof(buf), f);
- if (!(p = strstr(buf, "mode ")) && !(p = strstr(buf, "mode\t")))
+ p = strstr(buf, "mode ");
+ if (!p && !(p = strstr(buf, "mode\t")))
continue;
- p += 5;
- if (!(p = strstr(buf, mode)))
+ p = strstr(p + 5, mode);
+ if (!p)
continue;
p += strlen(mode);
if (!isspace(*p) && (*p != 0) && (*p != '"')
@@ -193,7 +194,8 @@ static int readmode(struct fb_var_screeninfo *base, const char *fn,
while (!feof(f)) {
fgets(buf, sizeof(buf), f);
- if ((p = strstr(buf, "geometry "))) {
+ p = strstr(buf, "geometry ");
+ if (p) {
p += 9;
/* FIXME: catastrophic on arches with 64bit ints */
sscanf(p, "%d %d %d %d %d",
diff --git a/util-linux/fdisk.c b/util-linux/fdisk.c
index 01c01bd..3b60847 100644
--- a/util-linux/fdisk.c
+++ b/util-linux/fdisk.c
@@ -1837,7 +1837,8 @@ wrong_p_order(int *prev)
last_p_start_pos = 0;
}
pe = &ptes[i];
- if ((p = pe->part_table)->sys_ind) {
+ p = pe->part_table;
+ if (p->sys_ind) {
p_start_pos = get_partition_start(pe);
if (last_p_start_pos > p_start_pos) {