introduce and use bb_basename()

function                                             old     new   delta
bb_basename                                            -      26     +26
sv_main                                             1226    1225      -1
passwd_main                                         1985    1983      -2
showdirs                                             482     478      -4
sendCgi                                             1811    1807      -4
make_device                                         1354    1350      -4
handleIncoming                                      2443    2439      -4
func_name                                             82      78      -4
service_name                                        2292    2285      -7
main                                                 909     901      -8
cmp_main                                             555     547      -8
test_main                                            434     422     -12
act                                                  228     216     -12
find_pair                                            180     164     -16
rmmod_main                                           298     280     -18
find_pid_by_name                                     156     134     -22
modprobe_main                                       1606    1576     -30
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/16 up/down: 26/-156)         Total: -130 bytes
   text    data     bss     dec     hex filename
 734933    3028   14400  752361   b7ae9 busybox_old
 734801    3028   14400  752229   b7a65 busybox_unstripped
This commit is contained in:
Denis Vlasenko 2007-06-30 08:04:05 +00:00
parent f7d07b1723
commit dc757aa16c
14 changed files with 40 additions and 73 deletions

View File

@ -639,8 +639,6 @@ int *const bb_errno __attribute__ ((section (".data")));
int main(int argc, char **argv)
{
const char *s;
#ifdef __GLIBC__
(*(int **)&bb_errno) = __errno_location();
#endif
@ -655,9 +653,7 @@ int main(int argc, char **argv)
applet_name = argv[0];
if (applet_name[0] == '-')
applet_name++;
s = strrchr(applet_name, '/');
if (s)
applet_name = s + 1;
applet_name = bb_basename(applet_name);
parse_config_file(); /* ...maybe, if FEATURE_SUID_CONFIG */

View File

@ -132,8 +132,8 @@ enum { show_color = 0 };
* a directory entry and its stat info are stored here
*/
struct dnode { /* the basic node */
char *name; /* the dir entry name */
char *fullname; /* the dir entry name */
const char *name; /* the dir entry name */
const char *fullname; /* the dir entry name */
int allocated;
struct stat dstat; /* the file stat info */
USE_SELINUX(security_context_t sid;)
@ -159,7 +159,7 @@ enum {
static int status = EXIT_SUCCESS;
static struct dnode *my_stat(char *fullname, char *name, int force_follow)
static struct dnode *my_stat(const char *fullname, const char *name, int force_follow)
{
struct stat dstat;
struct dnode *cur;
@ -241,7 +241,7 @@ static int count_dirs(struct dnode **dn, int nfiles, int notsubdirs)
return 0;
dirs = 0;
for (i = 0; i < nfiles; i++) {
char *name;
const char *name;
if (!S_ISDIR(dn[i]->dstat.st_mode))
continue;
name = dn[i]->name;
@ -288,7 +288,7 @@ static void dfree(struct dnode **dnp, int nfiles)
for (i = 0; i < nfiles; i++) {
struct dnode *cur = dnp[i];
if (cur->allocated)
free(cur->fullname); /* free the filename */
free((char*)cur->fullname); /* free the filename */
free(cur); /* free the dnode */
}
free(dnp); /* free the array holding the dnode pointers */
@ -320,7 +320,7 @@ static struct dnode **splitdnarray(struct dnode **dn, int nfiles, int which)
/* copy the entrys into the file or dir array */
for (d = i = 0; i < nfiles; i++) {
if (S_ISDIR(dn[i]->dstat.st_mode)) {
char *name;
const char *name;
if (!(which & (SPLIT_DIR|SPLIT_SUBDIR)))
continue;
name = dn[i]->name;
@ -513,7 +513,7 @@ static struct dnode **list_dir(const char *path)
continue;
}
fullname = concat_path_file(path, entry->d_name);
cur = my_stat(fullname, strrchr(fullname, '/') + 1, 0);
cur = my_stat(fullname, bb_basename(fullname), 0);
if (!cur) {
free(fullname);
continue;

View File

@ -181,11 +181,10 @@ static void initialize_group_array(void);
int test_main(int argc, char **argv)
{
int res;
char *arg0;
const char *arg0;
bool _off;
arg0 = strrchr(argv[0], '/');
if (!arg0++) arg0 = argv[0];
arg0 = bb_basename(argv[0]);
if (arg0[0] == '[') {
--argc;
if (!arg0[1]) { /* "[" ? */

View File

@ -60,10 +60,7 @@ struct globals {
*/
static bool invalid_name(const char *c)
{
const char *base_name = strrchr(c, '/');
if (base_name)
c = base_name + 1;
c = bb_basename(c);
while (*c && (isalnum(*c) || *c == '_' || *c == '-'))
c++;

View File

@ -180,19 +180,14 @@ static int exec_actions(action ***appp, const char *fileName, struct stat *statb
ACTF(name)
{
const char *tmp = strrchr(fileName, '/');
if (tmp == NULL)
tmp = fileName;
else {
tmp++;
if (!*tmp) { /* "foo/bar/". Oh no... go back to 'b' */
const char *tmp = bb_basename(fileName);
if (tmp != fileName && !*tmp) { /* "foo/bar/". Oh no... go back to 'b' */
tmp--;
while (tmp != fileName && *--tmp != '/')
continue;
if (*tmp == '/')
tmp++;
}
}
return fnmatch(ap->pattern, tmp, FNM_PERIOD) == 0;
}
#if ENABLE_FEATURE_FIND_PATH

View File

@ -736,6 +736,7 @@ extern int bb_parse_mode(const char* s, mode_t* theMode);
char *concat_path_file(const char *path, const char *filename);
char *concat_subpath_file(const char *path, const char *filename);
const char *bb_basename(const char *name);
/* NB: can violate const-ness (similarly to strchr) */
char *last_char_is(const char *s, int c);

View File

@ -8,6 +8,7 @@ lib-y:=
lib-y += ask_confirmation.o
lib-y += bb_askpass.o
lib-y += bb_basename.o
lib-y += bb_do_delay.o
lib-y += bb_pwd.o
lib-y += bb_strtonum.o

View File

@ -38,14 +38,6 @@ execXXX("/proc/self/exe", applet_name, params....)
and therefore comm field contains "exe".
*/
static const char *bb_basename(const char *name)
{
const char *cp = strrchr(name, '/');
if (cp)
return cp + 1;
return name;
}
/* find_pid_by_name()
*
* Modified by Vladimir Oleynik for use with libbb/procps.c

View File

@ -1156,7 +1156,7 @@ static void parse_prompt(const char *prmt_ptr)
#endif
case 'W':
pbuf = pwd_buf;
cp = strrchr(pbuf,'/');
cp = strrchr(pbuf, '/');
if (cp != NULL && cp != pbuf)
pbuf += (cp-pbuf) + 1;
break;

View File

@ -240,8 +240,8 @@ static void do_ioctl_and_die(int fd, int request, unsigned long event_mask_flag)
static void fork_and_execute(int die, char *arg0, char **arg);
static int get_uid_gid(int, const char *);
static void safe_memcpy(char * dest, const char * src, int len);
static unsigned int scan_dev_name_common(const char *d, unsigned int n, int addendum, char *ptr);
static unsigned int scan_dev_name(const char *d, unsigned int n, char *ptr);
static unsigned int scan_dev_name_common(const char *d, unsigned int n, int addendum, const char *ptr);
static unsigned int scan_dev_name(const char *d, unsigned int n, const char *ptr);
/* Structs and vars */
static struct config_entry_struct *first_config = NULL;
@ -369,7 +369,7 @@ static void safe_memcpy(char *dest, const char *src, int len)
dest[len] = '\0';
}
static unsigned int scan_dev_name_common(const char *d, unsigned int n, int addendum, char *ptr)
static unsigned int scan_dev_name_common(const char *d, unsigned int n, int addendum, const char *ptr)
{
if (d[n - 4] == 'd' && d[n - 3] == 'i' && d[n - 2] == 's' && d[n - 1] == 'c')
return 2 + addendum;
@ -382,7 +382,7 @@ static unsigned int scan_dev_name_common(const char *d, unsigned int n, int adde
return 0;
}
static unsigned int scan_dev_name(const char *d, unsigned int n, char *ptr)
static unsigned int scan_dev_name(const char *d, unsigned int n, const char *ptr)
{
if (d[0] == 's' && d[1] == 'c' && d[2] == 's' && d[3] == 'i' && d[4] == '/') {
if (d[n - 7] == 'g' && d[n - 6] == 'e' && d[n - 5] == 'n'
@ -926,7 +926,7 @@ static void action_compat(const struct devfsd_notify_struct *info, unsigned int
int ret;
const char *compat_name = NULL;
const char *dest_name = info->devname;
char *ptr=NULL;
const char *ptr;
char compat_buf[STRING_LENGTH], dest_buf[STRING_LENGTH];
int mode, host, bus, target, lun;
unsigned int i;
@ -954,7 +954,7 @@ static void action_compat(const struct devfsd_notify_struct *info, unsigned int
break;
case AC_MKNEWCOMPAT:
case AC_RMNEWCOMPAT:
ptr = strrchr(info->devname, '/') + 1;
ptr = bb_basename(info->devname);
i = scan_dev_name(info->devname, info->namelen, ptr);
/* nothing found */
@ -1460,7 +1460,7 @@ const char *get_old_name(const char *devname, unsigned int namelen,
*/
{
const char *compat_name = NULL;
char *ptr;
const char *ptr;
struct translate_struct *trans;
unsigned int i;
char mode;
@ -1497,7 +1497,7 @@ const char *get_old_name(const char *devname, unsigned int namelen,
}
}
ptr = (strrchr(devname, '/') + 1);
ptr = bb_basename(devname);
i = scan_dev_name(devname, namelen, ptr);
if (i > 0 && i < 13)

View File

@ -376,18 +376,13 @@ static struct dep_t *build_dep(void)
if (col) {
/* This line is a dep description */
char *mods;
const char *mods;
char *modpath;
char *mod;
/* Find the beginning of the module file name */
*col = 0;
mods = strrchr(buffer, '/');
if (!mods)
mods = buffer; /* no path for this module */
else
mods++; /* there was a path for this module... */
mods = bb_basename(buffer);
/* find the path of the module */
modpath = strchr(buffer, '/'); /* ... and this is the path */
@ -433,7 +428,7 @@ static struct dep_t *build_dep(void)
/* p points to the first dependable module; if NULL, no dependable module */
if (p && *p) {
char *end = &buffer[l-1];
char *deps;
const char *deps;
char *dep;
char *next;
int ext = 0;
@ -451,15 +446,11 @@ static struct dep_t *build_dep(void)
next = end;
/* find the beginning of the module file name */
deps = strrchr(p, '/');
if (!deps || (deps < p)) {
deps = p;
deps = bb_basename(p);
if (deps == p) {
while (isblank(*deps))
deps++;
} else
deps++;
}
/* find the end of the module name in the file name */
if (ENABLE_FEATURE_2_6_MODULES

View File

@ -81,12 +81,7 @@ int rmmod_main(int argc, char **argv)
for (n = optind; n < argc; n++) {
if (ENABLE_FEATURE_2_6_MODULES) {
const char *afterslash;
afterslash = strrchr(argv[n], '/');
if (!afterslash) afterslash = argv[n];
else afterslash++;
filename2modname(misc_buf, afterslash);
filename2modname(misc_buf, bb_basename(argv[n]));
}
if (syscall(__NR_delete_module, ENABLE_FEATURE_2_6_MODULES ? misc_buf : argv[n], flags)) {

View File

@ -1125,7 +1125,7 @@ static int sendCgi(const char *url,
setenv1("HTTP_REFERER", referer);
/* set execve argp[0] without path */
argp[0] = strrchr(purl, '/') + 1;
argp[0] = (char*)bb_basename(purl);
/* but script argp[0] must have absolute path and chdiring to this */
script = strrchr(fullpath, '/');
if (!script)
@ -1713,7 +1713,7 @@ static void handleIncoming(void)
if (alarm_signaled)
break;
if (strcmp(strrchr(url, '/') + 1, httpd_conf) == 0 || ip_allowed == 0) {
if (strcmp(bb_basename(url), httpd_conf) == 0 || ip_allowed == 0) {
/* protect listing [/path]/httpd_conf or IP deny */
#if ENABLE_FEATURE_HTTPD_CGI
FORBIDDEN: /* protect listing /cgi-bin */

View File

@ -24,7 +24,7 @@ struct globals {
/* mknod in /dev based on a path like "/sys/block/hda/hda1" */
static void make_device(char *path, int delete)
{
char *device_name;
const char *device_name;
int major, minor, type, len;
int mode = 0660;
uid_t uid = 0;
@ -46,7 +46,7 @@ static void make_device(char *path, int delete)
/* Determine device name, type, major and minor */
device_name = strrchr(path, '/') + 1;
device_name = bb_basename(path);
type = path[5]=='c' ? S_IFCHR : S_IFBLK;
/* If we have a config file, look up permissions for this device */