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Introduce cbasename so we don't have to strdup(basename) and free all the time.

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This commit is contained in:
Roy Marples 2007-12-19 12:46:08 +00:00
parent 2f7218c984
commit cd45e54357
13 changed files with 47 additions and 102 deletions
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1
src/_usage.c
View File

@ -29,6 +29,7 @@ static void usage (int exit_status)
{ {
const char * const has_arg[] = { "", "<arg>", "[arg]" }; const char * const has_arg[] = { "", "<arg>", "[arg]" };
int i; int i;
printf ("Usage: %s [options] ", applet); printf ("Usage: %s [options] ", applet);
#ifdef extraopts #ifdef extraopts
printf (extraopts); printf (extraopts);

7
src/checkown.c
View File

@ -30,8 +30,6 @@
* SUCH DAMAGE. * SUCH DAMAGE.
*/ */
#define APPLET "checkown"
#include <sys/types.h> #include <sys/types.h>
#include <sys/stat.h> #include <sys/stat.h>
#include <errno.h> #include <errno.h>
@ -48,7 +46,7 @@
#include "einfo.h" #include "einfo.h"
#include "rc-misc.h" #include "rc-misc.h"
static char *applet = NULL; static const char *applet;
static int do_check (char *path, uid_t uid, gid_t gid, mode_t mode, int file) static int do_check (char *path, uid_t uid, gid_t gid, mode_t mode, int file)
{ {
@ -189,10 +187,9 @@ int checkown (int argc, char **argv)
struct group *gr = NULL; struct group *gr = NULL;
bool file = 0; bool file = 0;
applet = cbasename (argv[0]);
int retval = EXIT_SUCCESS; int retval = EXIT_SUCCESS;
applet = argv[0];
while ((opt = getopt_long (argc, argv, getoptstring, while ((opt = getopt_long (argc, argv, getoptstring,
longopts, (int *) 0)) != -1) longopts, (int *) 0)) != -1)
{ {

5
src/fstabinfo.c
View File

@ -31,7 +31,6 @@
#include <errno.h> #include <errno.h>
#include <getopt.h> #include <getopt.h>
#include <libgen.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
@ -87,7 +86,7 @@ static struct mntent *getmntfile (const char *file)
} }
#endif #endif
static const char *applet; static const char *applet = NULL;
#include "_usage.h" #include "_usage.h"
#define getoptstring "bmop:t:" getoptstring_COMMON #define getoptstring "bmop:t:" getoptstring_COMMON
@ -129,7 +128,7 @@ int fstabinfo (int argc, char **argv)
char *file; char *file;
bool filtered = false; bool filtered = false;
applet = basename (argv[0]); applet = cbasename (argv[0]);
/* Ensure that we are only quiet when explicitly told to be */ /* Ensure that we are only quiet when explicitly told to be */
unsetenv ("EINFO_QUIET"); unsetenv ("EINFO_QUIET");

16
src/librc-daemon.c
View File

@ -313,7 +313,6 @@ bool rc_service_daemon_set (const char *service, const char *exec,
const char *name, const char *pidfile, const char *name, const char *pidfile,
bool started) bool started)
{ {
char *svc;
char *dirpath; char *dirpath;
char *file = NULL; char *file = NULL;
int i; int i;
@ -330,10 +329,9 @@ bool rc_service_daemon_set (const char *service, const char *exec,
errno = EINVAL; errno = EINVAL;
return (false); return (false);
} }
svc = xstrdup (service);
dirpath = rc_strcatpaths (RC_SVCDIR, "daemons", dirpath = rc_strcatpaths (RC_SVCDIR, "daemons",
basename (svc), (char *) NULL); cbasename (service), (char *) NULL);
free (svc);
if (exec) { if (exec) {
i = strlen (exec) + 6; i = strlen (exec) + 6;
@ -417,17 +415,14 @@ bool rc_service_started_daemon (const char *service, const char *exec,
int i; int i;
char *mexec; char *mexec;
bool retval = false; bool retval = false;
char *svc;
DIR *dp; DIR *dp;
struct dirent *d; struct dirent *d;
if (! service || ! exec) if (! service || ! exec)
return (false); return (false);
svc = xstrdup (service); dirpath = rc_strcatpaths (RC_SVCDIR, "daemons", cbasename (service),
dirpath = rc_strcatpaths (RC_SVCDIR, "daemons", basename (svc),
(char *) NULL); (char *) NULL);
free (svc);
i = strlen (exec) + 6; i = strlen (exec) + 6;
mexec = xmalloc (sizeof (char) * i); mexec = xmalloc (sizeof (char) * i);
@ -474,15 +469,12 @@ bool rc_service_daemons_crashed (const char *service)
char *p; char *p;
char *token; char *token;
bool retval = false; bool retval = false;
char *svc;
if (! service) if (! service)
return (false); return (false);
svc = xstrdup (service); dirpath = rc_strcatpaths (RC_SVCDIR, "daemons", cbasename (service),
dirpath = rc_strcatpaths (RC_SVCDIR, "daemons", basename (svc),
(char *) NULL); (char *) NULL);
free (svc);
if (! (dp = opendir (dirpath))) { if (! (dp = opendir (dirpath))) {
free (dirpath); free (dirpath);

57
src/librc.c
View File

@ -378,15 +378,12 @@ bool rc_service_in_runlevel (const char *service, const char *runlevel)
{ {
char *file; char *file;
bool retval; bool retval;
char *svc;
if (! runlevel || ! service) if (! runlevel || ! service)
return (false); return (false);
svc = xstrdup (service); file = rc_strcatpaths (RC_RUNLEVELDIR, runlevel, cbasename (service),
file = rc_strcatpaths (RC_RUNLEVELDIR, runlevel, basename (svc),
(char *) NULL); (char *) NULL);
free (svc);
retval = exists (file); retval = exists (file);
free (file); free (file);
@ -399,21 +396,18 @@ bool rc_service_mark (const char *service, const rc_service_state_t state)
char *file; char *file;
int i = 0; int i = 0;
int skip_state = -1; int skip_state = -1;
char *base; const char *base;
char *svc;
char *init = rc_service_resolve (service); char *init = rc_service_resolve (service);
bool skip_wasinactive = false; bool skip_wasinactive = false;
if (! service) if (! init)
return (false); return (false);
svc = xstrdup (service); base = cbasename (service);
base = basename (svc);
if (state != RC_SERVICE_STOPPED) { if (state != RC_SERVICE_STOPPED) {
if (! exists (init)) { if (! exists (init)) {
free (init); free (init);
free (svc);
return (false); return (false);
} }
@ -425,7 +419,6 @@ bool rc_service_mark (const char *service, const rc_service_state_t state)
if (i != 0) { if (i != 0) {
free (file); free (file);
free (init); free (init);
free (svc);
return (false); return (false);
} }
@ -435,7 +428,6 @@ bool rc_service_mark (const char *service, const rc_service_state_t state)
if (state == RC_SERVICE_COLDPLUGGED || state == RC_SERVICE_FAILED) { if (state == RC_SERVICE_COLDPLUGGED || state == RC_SERVICE_FAILED) {
free (init); free (init);
free (svc);
return (true); return (true);
} }
@ -449,7 +441,7 @@ bool rc_service_mark (const char *service, const rc_service_state_t state)
s != RC_SERVICE_SCHEDULED) && s != RC_SERVICE_SCHEDULED) &&
(! skip_wasinactive || s != RC_SERVICE_WASINACTIVE)) (! skip_wasinactive || s != RC_SERVICE_WASINACTIVE))
{ {
file = rc_strcatpaths (RC_SVCDIR, rc_parse_service_state(s), base, file = rc_strcatpaths (RC_SVCDIR, rc_parse_service_state (s), base,
(char *) NULL); (char *) NULL);
if (exists (file)) { if (exists (file)) {
if ((state == RC_SERVICE_STARTING || if ((state == RC_SERVICE_STARTING ||
@ -516,7 +508,6 @@ bool rc_service_mark (const char *service, const rc_service_state_t state)
free (sdir); free (sdir);
} }
free (svc);
free (init); free (init);
return (true); return (true);
} }
@ -526,11 +517,10 @@ rc_service_state_t rc_service_state (const char *service)
{ {
int i; int i;
int state = RC_SERVICE_STOPPED; int state = RC_SERVICE_STOPPED;
char *svc = xstrdup (service);
for (i = 0; rc_service_state_names[i].name; i++) { for (i = 0; rc_service_state_names[i].name; i++) {
char *file = rc_strcatpaths (RC_SVCDIR, rc_service_state_names[i].name, char *file = rc_strcatpaths (RC_SVCDIR, rc_service_state_names[i].name,
basename (svc), (char*) NULL); cbasename (service), (char*) NULL);
if (exists (file)) { if (exists (file)) {
if (rc_service_state_names[i].state <= 0x10) if (rc_service_state_names[i].state <= 0x10)
state = rc_service_state_names[i].state; state = rc_service_state_names[i].state;
@ -539,7 +529,6 @@ rc_service_state_t rc_service_state (const char *service)
} }
free (file); free (file);
} }
free (svc);
if (state & RC_SERVICE_STOPPED) { if (state & RC_SERVICE_STOPPED) {
char **services = rc_services_scheduled_by (service); char **services = rc_services_scheduled_by (service);
@ -603,7 +592,6 @@ static pid_t _exec_service (const char *service, const char *arg)
char *file; char *file;
char *fifo; char *fifo;
pid_t pid = -1; pid_t pid = -1;
char *svc;
file = rc_service_resolve (service); file = rc_service_resolve (service);
if (! exists (file)) { if (! exists (file)) {
@ -613,10 +601,8 @@ static pid_t _exec_service (const char *service, const char *arg)
} }
/* We create a fifo so that other services can wait until we complete */ /* We create a fifo so that other services can wait until we complete */
svc = xstrdup (service); fifo = rc_strcatpaths (RC_SVCDIR, "exclusive", cbasename (service),
fifo = rc_strcatpaths (RC_SVCDIR, "exclusive", basename (svc),
(char *) NULL); (char *) NULL);
free (svc);
if (mkfifo (fifo, 0600) != 0 && errno != EEXIST) { if (mkfifo (fifo, 0600) != 0 && errno != EEXIST) {
free (fifo); free (fifo);
@ -674,26 +660,21 @@ bool rc_service_schedule_start (const char *service,
char *dir; char *dir;
char *init; char *init;
char *file; char *file;
char *svc;
bool retval; bool retval;
/* service may be a provided service, like net */ /* service may be a provided service, like net */
if (! service || ! rc_service_exists (service_to_start)) if (! service || ! rc_service_exists (service_to_start))
return (false); return (false);
svc = xstrdup (service); dir = rc_strcatpaths (RC_SVCDIR, "scheduled", cbasename (service),
dir = rc_strcatpaths (RC_SVCDIR, "scheduled", basename (svc),
(char *) NULL); (char *) NULL);
free (svc);
if (mkdir (dir, 0755) != 0 && errno != EEXIST) { if (mkdir (dir, 0755) != 0 && errno != EEXIST) {
free (dir); free (dir);
return (false); return (false);
} }
init = rc_service_resolve (service_to_start); init = rc_service_resolve (service_to_start);
svc = xstrdup (service_to_start); file = rc_strcatpaths (dir, cbasename (service_to_start), (char *) NULL);
file = rc_strcatpaths (dir, basename (svc), (char *) NULL);
free (svc);
retval = (exists (file) || symlink (init, file) == 0); retval = (exists (file) || symlink (init, file) == 0);
free (init); free (init);
free (file); free (file);
@ -705,12 +686,10 @@ librc_hidden_def(rc_service_schedule_start)
bool rc_service_schedule_clear (const char *service) bool rc_service_schedule_clear (const char *service)
{ {
char *svc = xstrdup (service); char *dir = rc_strcatpaths (RC_SVCDIR, "scheduled", cbasename (service),
char *dir = rc_strcatpaths (RC_SVCDIR, "scheduled", basename (svc),
(char *) NULL); (char *) NULL);
bool retval; bool retval;
free (svc);
if (! (retval = rm_dir (dir, true)) && errno == ENOENT) if (! (retval = rm_dir (dir, true)) && errno == ENOENT)
retval = true; retval = true;
free (dir); free (dir);
@ -787,7 +766,6 @@ bool rc_service_add (const char *runlevel, const char *service)
bool retval; bool retval;
char *init; char *init;
char *file; char *file;
char *svc;
if (! rc_runlevel_exists (runlevel)) { if (! rc_runlevel_exists (runlevel)) {
errno = ENOENT; errno = ENOENT;
@ -814,10 +792,8 @@ bool rc_service_add (const char *runlevel, const char *service)
} }
} }
svc = xstrdup (service); file = rc_strcatpaths (RC_RUNLEVELDIR, runlevel, cbasename (service),
file = rc_strcatpaths (RC_RUNLEVELDIR, runlevel, basename (svc),
(char *) NULL); (char *) NULL);
free (svc);
retval = (symlink (init, file) == 0); retval = (symlink (init, file) == 0);
free (init); free (init);
free (file); free (file);
@ -828,16 +804,13 @@ librc_hidden_def(rc_service_add)
bool rc_service_delete (const char *runlevel, const char *service) bool rc_service_delete (const char *runlevel, const char *service)
{ {
char *file; char *file;
char *svc;
bool retval = false; bool retval = false;
if (! runlevel || ! service) if (! runlevel || ! service)
return (false); return (false);
svc = xstrdup (service); file = rc_strcatpaths (RC_RUNLEVELDIR, runlevel, cbasename (service),
file = rc_strcatpaths (RC_RUNLEVELDIR, runlevel, basename (svc),
(char *) NULL); (char *) NULL);
free (svc);
if (unlink (file) == 0) if (unlink (file) == 0)
retval = true; retval = true;
@ -868,19 +841,17 @@ librc_hidden_def(rc_services_scheduled_by)
char **rc_services_scheduled (const char *service) char **rc_services_scheduled (const char *service)
{ {
char *svc = xstrdup (service); char *dir = rc_strcatpaths (RC_SVCDIR, "scheduled", cbasename (service),
char *dir = rc_strcatpaths (RC_SVCDIR, "scheduled", basename (svc),
(char *) NULL); (char *) NULL);
char **list = NULL; char **list = NULL;
free (svc);
list = ls_dir (dir, LS_INITD); list = ls_dir (dir, LS_INITD);
free (dir); free (dir);
return (list); return (list);
} }
librc_hidden_def(rc_services_scheduled) librc_hidden_def(rc_services_scheduled)
bool rc_service_plugable (char *service) bool rc_service_plugable (const char *service)
{ {
char *list; char *list;
char *p; char *p;

3
src/mountinfo.c
View File

@ -43,7 +43,6 @@
#include <errno.h> #include <errno.h>
#include <getopt.h> #include <getopt.h>
#include <libgen.h>
#include <limits.h> #include <limits.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
@ -367,8 +366,6 @@ int mountinfo (int argc, char **argv)
int result; int result;
bool quiet; bool quiet;
applet = basename (argv[0]);
/* Ensure that we are only quiet when explicitly told to be */ /* Ensure that we are only quiet when explicitly told to be */
unsetenv ("EINFO_QUIET"); unsetenv ("EINFO_QUIET");

8
src/rc-depend.c
View File

@ -29,8 +29,6 @@
* SUCH DAMAGE. * SUCH DAMAGE.
*/ */
#define APPLET "rc-depend"
#include <sys/types.h> #include <sys/types.h>
#include <sys/stat.h> #include <sys/stat.h>
@ -47,6 +45,8 @@
#include "rc-misc.h" #include "rc-misc.h"
#include "strlist.h" #include "strlist.h"
static const char *applet;
rc_depinfo_t *_rc_deptree_load (int *regen) { rc_depinfo_t *_rc_deptree_load (int *regen) {
if (rc_deptree_update_needed ()) { if (rc_deptree_update_needed ()) {
int retval; int retval;
@ -62,8 +62,6 @@ rc_depinfo_t *_rc_deptree_load (int *regen) {
return (rc_deptree_load ()); return (rc_deptree_load ());
} }
static char *applet = NULL;
#include "_usage.h" #include "_usage.h"
#define getoptstring "t:suT" getoptstring_COMMON #define getoptstring "t:suT" getoptstring_COMMON
static struct option longopts[] = { static struct option longopts[] = {
@ -98,7 +96,7 @@ int rc_depend (int argc, char **argv)
int opt; int opt;
char *token; char *token;
applet = argv[0]; applet = cbasename (argv[0]);
while ((opt = getopt_long (argc, argv, getoptstring, while ((opt = getopt_long (argc, argv, getoptstring,
longopts, (int *) 0)) != -1) longopts, (int *) 0)) != -1)

11
src/rc-misc.h
View File

@ -35,6 +35,7 @@
#include <sys/stat.h> #include <sys/stat.h>
#include <errno.h> #include <errno.h>
#include <stdbool.h> #include <stdbool.h>
#include <string.h>
#ifndef LIB #ifndef LIB
# define LIB "lib" # define LIB "lib"
@ -118,4 +119,14 @@ bool rc_conf_yesno (const char *var);
char **env_filter (void); char **env_filter (void);
char **env_config (void); char **env_config (void);
/* cbasename never modifies the argument. As such, if there is a trailing
* slash then an empty string is returned. */
static inline const char *cbasename (const char *argv0) {
char *l = strrchr (argv0, '/');
if (l)
return (++l);
return (argv0);
}
#endif #endif

6
src/rc-update.c
View File

@ -29,8 +29,6 @@
* SUCH DAMAGE. * SUCH DAMAGE.
*/ */
#define APPLET "rc-update"
#include <errno.h> #include <errno.h>
#include <getopt.h> #include <getopt.h>
#include <limits.h> #include <limits.h>
@ -46,7 +44,7 @@
#include "rc-misc.h" #include "rc-misc.h"
#include "strlist.h" #include "strlist.h"
static char *applet = NULL; static const char *applet = NULL;
/* Return the number of changes made: /* Return the number of changes made:
* -1 = no changes (error) * -1 = no changes (error)
@ -161,7 +159,7 @@ int rc_update (int argc, char **argv)
int opt; int opt;
int retval = EXIT_FAILURE; int retval = EXIT_FAILURE;
applet = argv[0]; applet = cbasename (argv[0]);
while ((opt = getopt_long (argc, argv, getoptstring, while ((opt = getopt_long (argc, argv, getoptstring,
longopts, (int *) 0)) != -1) longopts, (int *) 0)) != -1)

12
src/rc.c
View File

@ -36,8 +36,6 @@
const char copyright[] = "Copyright (c) 2007 Roy Marples"; const char copyright[] = "Copyright (c) 2007 Roy Marples";
#define APPLET "rc"
#define SYSLOG_NAMES #define SYSLOG_NAMES
#include <sys/types.h> #include <sys/types.h>
@ -49,7 +47,6 @@ const char copyright[] = "Copyright (c) 2007 Roy Marples";
#include <dirent.h> #include <dirent.h>
#include <ctype.h> #include <ctype.h>
#include <getopt.h> #include <getopt.h>
#include <libgen.h>
#include <limits.h> #include <limits.h>
#include <stdbool.h> #include <stdbool.h>
#include <stdio.h> #include <stdio.h>
@ -93,7 +90,7 @@ extern char **environ;
static char *RUNLEVEL = NULL; static char *RUNLEVEL = NULL;
static char *PREVLEVEL = NULL; static char *PREVLEVEL = NULL;
static char *applet = NULL; static const char *applet = NULL;
static char *runlevel = NULL; static char *runlevel = NULL;
static char **env = NULL; static char **env = NULL;
static char **newenv = NULL; static char **newenv = NULL;
@ -150,9 +147,6 @@ static void cleanup (void)
free (runlevel); free (runlevel);
} }
free (applet);
applet = NULL;
} }
static int syslog_decode (char *name, CODE *codetab) static int syslog_decode (char *name, CODE *codetab)
@ -815,10 +809,8 @@ int main (int argc, char **argv)
bool parallel; bool parallel;
int regen = 0; int regen = 0;
applet = cbasename (argv[0]);
atexit (cleanup); atexit (cleanup);
if (argv[0])
applet = xstrdup (basename (argv[0]));
if (! applet) if (! applet)
eerrorx ("arguments required"); eerrorx ("arguments required");

2
src/rc.h
View File

@ -150,7 +150,7 @@ char **rc_service_extra_commands (const char *service);
/*! Check if the service is allowed to be hot/cold plugged /*! Check if the service is allowed to be hot/cold plugged
* @param service to check * @param service to check
* @return true if allowed, otherwise false */ * @return true if allowed, otherwise false */
bool rc_service_plugable (char *service); bool rc_service_plugable (const char *service);
/*! Resolves a service name to its full path. /*! Resolves a service name to its full path.
* @param service to check * @param service to check

15
src/runscript.c
View File

@ -29,8 +29,6 @@
* SUCH DAMAGE. * SUCH DAMAGE.
*/ */
#define APPLET "runscript"
#include <sys/select.h> #include <sys/select.h>
#include <sys/types.h> #include <sys/types.h>
#include <sys/ioctl.h> #include <sys/ioctl.h>
@ -40,7 +38,6 @@
#include <errno.h> #include <errno.h>
#include <fcntl.h> #include <fcntl.h>
#include <getopt.h> #include <getopt.h>
#include <libgen.h>
#include <limits.h> #include <limits.h>
#include <signal.h> #include <signal.h>
#include <stdio.h> #include <stdio.h>
@ -76,7 +73,7 @@
#define ONE_SECOND 1000000000 #define ONE_SECOND 1000000000
static char *applet = NULL; static const char *applet = NULL;
static char *service = NULL; static char *service = NULL;
static char *exclusive = NULL; static char *exclusive = NULL;
static char *mtime_test = NULL; static char *mtime_test = NULL;
@ -353,7 +350,6 @@ static void cleanup (void)
} }
free (exclusive); free (exclusive);
free (service); free (service);
free (applet);
free (prefix); free (prefix);
free (softlevel); free (softlevel);
} }
@ -502,7 +498,6 @@ static bool svc_exec (const char *arg1, const char *arg2)
static bool svc_wait (rc_depinfo_t *depinfo, const char *svc) static bool svc_wait (rc_depinfo_t *depinfo, const char *svc)
{ {
char *s; char *s;
char *base;
char *fifo; char *fifo;
struct timespec ts; struct timespec ts;
int nloops = WAIT_MAX * (ONE_SECOND / WAIT_INTERVAL); int nloops = WAIT_MAX * (ONE_SECOND / WAIT_INTERVAL);
@ -524,11 +519,7 @@ static bool svc_wait (rc_depinfo_t *depinfo, const char *svc)
} }
rc_strlist_free (keywords); rc_strlist_free (keywords);
s = xstrdup (svc); fifo = rc_strcatpaths (RC_SVCDIR, "exclusive", cbasename (svc), (char *) NULL);
base = basename (s);
fifo = rc_strcatpaths (RC_SVCDIR, "exclusive", base, (char *) NULL);
free (s);
ts.tv_sec = 0; ts.tv_sec = 0;
ts.tv_nsec = WAIT_INTERVAL; ts.tv_nsec = WAIT_INTERVAL;
@ -1055,7 +1046,7 @@ int runscript (int argc, char **argv)
exit (EXIT_FAILURE); exit (EXIT_FAILURE);
} }
applet = xstrdup (basename (argv[1])); applet = cbasename (argv[1]);
if (argc < 3) if (argc < 3)
usage (EXIT_FAILURE); usage (EXIT_FAILURE);

6
src/start-stop-daemon.c
View File

@ -33,8 +33,6 @@
* SUCH DAMAGE. * SUCH DAMAGE.
*/ */
#define APPLET "start-stop-daemon"
/* nano seconds */ /* nano seconds */
#define POLL_INTERVAL 20000000 #define POLL_INTERVAL 20000000
#define WAIT_PIDFILE 500000000 #define WAIT_PIDFILE 500000000
@ -90,7 +88,7 @@ typedef struct schedulelist
} schedulelist_t; } schedulelist_t;
static schedulelist_t *schedule; static schedulelist_t *schedule;
static char *applet; static const char *applet;
static char *changeuser; static char *changeuser;
static char **newenv; static char **newenv;
@ -574,7 +572,7 @@ int start_stop_daemon (int argc, char **argv)
char *svcname = getenv ("SVCNAME"); char *svcname = getenv ("SVCNAME");
char *env; char *env;
applet = argv[0]; applet = cbasename (argv[0]);
atexit (cleanup); atexit (cleanup);
signal (SIGINT, handle_signal); signal (SIGINT, handle_signal);