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ruby.c: no VARIABLE_LIBPATH

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* ruby.c (ruby_init_loadpath_safe): removed code using fixed size
  path buffer.  relative load path is supported only on platforms
  where dladdr is available, or on Windows, so !VARIABLE_LIBPATH
  code is not used.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62086 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2018-01-29 06:54:22 +00:00
parent 9a8b38cacf
commit 592dcccdf9
1 changed files with 2 additions and 26 deletions
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28
ruby.c
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@ -485,17 +485,8 @@ ruby_init_loadpath_safe(int safe_level)
ID id_initial_load_path_mark;
const char *paths = ruby_initial_load_paths;
#if defined LOAD_RELATIVE
# if defined HAVE_DLADDR || defined __CYGWIN__ || defined _WIN32
# define VARIABLE_LIBPATH 1
# else
# define VARIABLE_LIBPATH 0
# endif
# if VARIABLE_LIBPATH
char *libpath;
VALUE sopath;
# else
char libpath[MAXPATHLEN + 1];
# endif
size_t baselen;
char *p;
@ -527,11 +518,10 @@ ruby_init_loadpath_safe(int safe_level)
#elif defined(HAVE_DLADDR)
sopath = dladdr_path((void *)(VALUE)expand_include_path);
libpath = RSTRING_PTR(sopath);
#else
# error relative load path is not supported on this platform.
#endif
#if !VARIABLE_LIBPATH
libpath[sizeof(libpath) - 1] = '\0';
#endif
#if defined DOSISH && !defined _WIN32
translit_char(libpath, '\\', '/');
#elif defined __CYGWIN__
@ -581,27 +571,13 @@ ruby_init_loadpath_safe(int safe_level)
if (p) goto multiarch;
p = p2;
}
#endif
#if !VARIABLE_LIBPATH
*p = 0;
#endif
}
#if !VARIABLE_LIBPATH
else {
strlcpy(libpath, ".", sizeof(libpath));
p = libpath + 1;
}
baselen = p - libpath;
#define PREFIX_PATH() rb_str_new(libpath, baselen)
#else
baselen = p - libpath;
rb_str_resize(sopath, baselen);
libpath = RSTRING_PTR(sopath);
#define PREFIX_PATH() sopath
#endif
#define BASEPATH() rb_str_buf_cat(rb_str_buf_new(baselen+len), libpath, baselen)
#define RUBY_RELATIVE(path, len) rb_str_buf_cat(BASEPATH(), (path), (len))
#else
const size_t exec_prefix_len = strlen(ruby_exec_prefix);