#if LINUX
/**
* Try to determine path by reading /proc/PID/exe
+ *
+ * @return NULL on error
*/
static char *
get_path_from_proc_maps ()
/**
* Try to determine path by reading /proc/PID/exe
+ *
+ * @return NULL on error
*/
static char *
get_path_from_proc_exe ()
#if WINDOWS
/**
* Try to determine path with win32-specific function
+ *
+ * @return NULL on error
*/
static char *
get_path_from_module_filename ()
#endif
#if DARWIN
+/**
+ * Signature of the '_NSGetExecutablePath" function.
+ *
+ * @param buf where to write the path
+ * @param number of bytes available in 'buf'
+ * @return 0 on success, otherwise desired number of bytes is stored in 'bufsize'
+ */
typedef int (*MyNSGetExecutablePathProto) (char *buf, size_t * bufsize);
+/**
+ * Try to obtain the path of our executable using '_NSGetExecutablePath'.
+ *
+ * @return NULL on error
+ */
static char *
get_path_from_NSGetExecutablePath ()
{
path = &zero;
len = 0;
/* get the path len, including the trailing \0 */
- func (path, &len);
+ (void) func (path, &len);
if (0 == len)
return NULL;
path = GNUNET_malloc (len);
}
+/**
+ * Try to obtain the path of our executable using '_dyld_image' API.
+ *
+ * @return NULL on error
+ */
static char *
get_path_from_dyld_image ()
{
const char *path;
char *p;
char *s;
- int i;
+ unsigned int i;
int c;
- p = NULL;
c = _dyld_image_count ();
for (i = 0; i < c; i++)
{
- if (_dyld_get_image_header (i) == &_mh_dylib_header)
- {
- path = _dyld_get_image_name (i);
- if ( (NULL != path) && (strlen (path) > 0) )
- {
- p = GNUNET_strdup (path);
- s = p + strlen (p);
- while ((s > p) && ('/' != *s))
- s--;
- s++;
- *s = '\0';
- }
- break;
- }
+ if (_dyld_get_image_header (i) != &_mh_dylib_header)
+ continue;
+ path = _dyld_get_image_name (i);
+ if ( (NULL == path) || (0 == strlen (path)) )
+ continue;
+ p = GNUNET_strdup (path);
+ s = p + strlen (p);
+ while ((s > p) && ('/' != *s))
+ s--;
+ s++;
+ *s = '\0';
+ return p;
}
- return p;
+ return NULL;
}
#endif
char *buf;
const char *p;
- p = getenv ("PATH");
- if (NULL == p)
+ if (NULL == (p = getenv ("PATH")))
return NULL;
#if WINDOWS
/* On W32 look in CWD first. */
}
+/**
+ * Try to obtain the installation path using the "GNUNET_PREFIX" environment
+ * variable.
+ *
+ * @return NULL on error (environment variable not set)
+ */
static char *
get_path_from_GNUNET_PREFIX ()
{
return NULL;
}
-/*
+
+/**
* @brief get the path to current app's bin/
* @author Milan
*
}
-
/**
* @brief get the path to a specific GNUnet installation directory or,
* with GNUNET_IPK_SELF_PREFIX, the current running apps installation directory
}
if (0 != ACCESS (p, X_OK))
{
- LOG (GNUNET_ERROR_TYPE_WARNING, _("access (%s, X_OK) failed: %s\n"), p,
- STRERROR (errno));
+ LOG_STRERROR_FILE (GNUNET_ERROR_TYPE_WARNING, "access", p);
GNUNET_free (p);
return GNUNET_SYSERR;
}
#endif
if (0 != STAT (p, &statbuf))
{
- LOG (GNUNET_ERROR_TYPE_WARNING, _("stat (%s) failed: %s\n"), p,
- STRERROR (errno));
+ LOG_STRERROR_FILE (GNUNET_ERROR_TYPE_WARNING, "stat", p);
GNUNET_free (p);
return GNUNET_SYSERR;
}
#ifndef MINGW
- if ((0 != (statbuf.st_mode & S_ISUID)) && (statbuf.st_uid == 0))
+ if ((0 != (statbuf.st_mode & S_ISUID)) && (0 == statbuf.st_uid))
{
GNUNET_free (p);
return GNUNET_YES;
{
DWORD err = GetLastError ();
- LOG (GNUNET_ERROR_TYPE_INFO,
+ LOG (GNUNET_ERROR_TYPE_DEBUG,
"socket (AF_INET, SOCK_RAW, IPPROTO_ICMP) failed! GLE = %d\n", err);
once = -1;
return GNUNET_NO; /* not running as administrator */