bool os_can_exe(const char_u *name)
{
// If it's an absolute or relative path don't need to use $PATH.
if (path_is_absolute_path(name) ||
(name[0] == '.' && (name[1] == '/' ||
(name[1] == '.' && name[2] == '/')))) {
return is_executable(name);
}
return is_executable_in_path(name);
}
/// Checks if the given path represents an executable file.
///
/// @param[in] name The name of the executable.
/// @param[out] abspath Path of the executable, if found and not `NULL`.
///
/// @return `true` if `name` is executable and
/// - can be found in $PATH,
/// - is relative to current dir or
/// - is absolute.
///
/// @return `false` otherwise.
bool os_can_exe(const char_u *name, char_u **abspath)
{
// If it's an absolute or relative path don't need to use $PATH.
if (path_is_absolute_path(name) ||
(name[0] == '.' && (name[1] == '/' ||
(name[1] == '.' && name[2] == '/')))) {
if (is_executable(name)) {
if (abspath != NULL) {
*abspath = save_absolute_path(name);
}
return true;
}
return false;
}
return is_executable_in_path(name, abspath);
}
/// Checks if the given path represents an executable file.
///
/// @param[in] name Name of the executable.
/// @param[out] abspath Path of the executable, if found and not `NULL`.
/// @param[in] use_path If 'false', only check if "name" is executable
///
/// @return `true` if `name` is executable and
/// - can be found in $PATH,
/// - is relative to current dir or
/// - is absolute.
///
/// @return `false` otherwise.
bool os_can_exe(const char_u *name, char_u **abspath, bool use_path)
FUNC_ATTR_NONNULL_ARG(1)
{
bool no_path = !use_path || path_is_absolute_path(name);
#ifndef WIN32
// If the filename is "qualified" (relative or absolute) do not check $PATH.
no_path |= (name[0] == '.'
&& (name[1] == '/' || (name[1] == '.' && name[2] == '/')));
#endif
if (no_path) {
#ifdef WIN32
const char *pathext = os_getenv("PATHEXT");
if (!pathext) {
pathext = ".com;.exe;.bat;.cmd";
}
bool ok = is_executable((char *)name) || is_executable_ext((char *)name,
pathext);
#else
