#include <cstdlib>
#include <unistd.h>
#include <dirent.h>
+#include <msp/core/application.h>
#include <msp/core/systemerror.h>
#include <msp/strings/regex.h>
#include <msp/strings/utils.h>
enum
{
-#ifdef WIN32
+#ifdef _WIN32
ITEMSEP = ';'
#else
ITEMSEP = ':'
if(!(argv0==last_argv0))
{
Path exe;
- if(argv0.find('/')==string::npos)
- {
- const char *path = getenv("PATH");
- vector<string> dirs = split(path, ITEMSEP);
- for(vector<string>::const_iterator i=dirs.begin(); i!=dirs.end(); ++i)
- if(exists(Path(*i)/argv0))
- {
- exe = realpath(Path(*i)/argv0);
- break;
- }
- }
- else
+ if(argv0.find(DIRSEP)==string::npos)
+ if(const char *path = getenv("PATH"))
+ {
+ for(const string &d: split(path, ITEMSEP))
+ if(exists(Path(d)/argv0))
+ {
+ exe = realpath(Path(d)/argv0);
+ break;
+ }
+ }
+
+ if(exe.empty())
exe = realpath(argv0);
last_argv0 = argv0;
void mkpath(const Path &path, int mode)
{
Path p;
- for(Path::Iterator i=path.begin(); i!=path.end(); ++i)
+ for(const string &c: path)
{
- p /= *i;
-#ifdef WIN32
+ p /= c;
+#ifdef _WIN32
if(p.size()==1 && p.is_absolute())
continue;
#endif
void rmpath(const Path &path)
{
- list<string> files = list_files(path);
- for(list<string>::iterator i=files.begin(); i!=files.end(); ++i)
+ for(const string &f: list_files(path))
{
- Path p = path / *i;
+ Path p = path/f;
if(is_dir(p))
rmpath(p);
else
rmdir(path);
}
-list<string> list_files(const Path &path)
+vector<string> list_files(const Path &path)
{
return list_filtered(path, string());
}
-list<string> list_filtered(const Path &path, const string &filter)
+vector<string> list_filtered(const Path &path, const string &filter)
{
Regex r_filter(filter);
- list<string> result;
+ vector<string> result;
DIR *dir = opendir(path.str().c_str());
if(!dir)
throw system_error("opendir");
return result;
}
-Path getcwd()
+Path get_sys_conf_dir()
{
- char buf[1024];
- return ::getcwd(buf, sizeof(buf));
-}
+ const char *argv0 = Application::get_argv0();
+ if(!argv0)
+ throw logic_error("no startup command");
-Path get_sys_conf_dir(const string &argv0)
-{
Path dir = get_bin_dir(argv0);
if(dir[-1]=="bin" || dir[-1]=="sbin")
return dir;
}
-Path get_sys_data_dir(const string &argv0, const string &appname)
+Path get_sys_data_dir()
{
+ const char *argv0 = Application::get_argv0();
+ if(!argv0)
+ throw logic_error("no startup command");
+
Path dir = get_bin_dir(argv0);
if(dir[-1]=="bin" || dir[-1]=="sbin")
- return dir/".."/"share"/appname;
+ return dir/".."/"share"/Application::get_name();
else if(dir[-1]=="MacOS")
return dir/".."/"Resources";
else
return dir;
}
-Path get_sys_lib_dir(const string &argv0, const string &appname)
+Path get_sys_lib_dir()
{
+ const char *argv0 = Application::get_argv0();
+ if(!argv0)
+ throw logic_error("no startup command");
+
Path dir = get_bin_dir(argv0);
if(dir[-1]=="bin" || dir[-1]=="sbin")
- return dir/".."/"lib"/appname;
+ return dir/".."/"lib"/Application::get_name();
else
return dir;
}
-void chdir(const Path &path)
+Path path_lookup(const string &name, const vector<Path> &paths)
+{
+ for(const Path &p: paths)
+ {
+ Path full = p/name;
+ if(exists(full))
+ return realpath(full);
+ }
+
+ return Path();
+}
+
+Path path_lookup(const string &name)
{
- if(::chdir(path.str().c_str())==-1)
- throw system_error("chdir");
+ const char *path = getenv("PATH");
+ vector<string> dirs = split(path, ITEMSEP);
+ return path_lookup(name, vector<Path>(dirs.begin(), dirs.end()));
}
} // namespace FS