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-rw-r--r--ruby-runner.c35
1 files changed, 16 insertions, 19 deletions
diff --git a/ruby-runner.c b/ruby-runner.c
index e1a53d5236..48acf4396e 100644
--- a/ruby-runner.c
+++ b/ruby-runner.c
@@ -7,14 +7,11 @@
#include <sys/types.h>
#include <sys/stat.h>
-#include "ruby-runner.h"
-
-#ifdef MAKE_MJIT_BUILD_DIR
-const char MJIT_HEADER[] = BUILDDIR "/" MJIT_MIN_HEADER;
-#else
+#ifdef _WIN32
+# error This feature is unnecessary on Windows in favor of SxS.
+#endif
-#define STRINGIZE(expr) STRINGIZE0(expr)
-#define STRINGIZE0(expr) #expr
+#include "ruby-runner.h"
static void
insert_env_path(const char *envname, const char *paths, size_t size, int prepend)
@@ -32,12 +29,24 @@ insert_env_path(const char *envname, const char *paths, size_t size, int prepend
char *e = malloc(size+n+1);
size_t pos = 0;
if (prepend) {
+ if (size == n || (size < n && env[size] == PATH_SEP)) {
+ if (strncmp(paths, env, size) == 0) {
+ free(e);
+ return;
+ }
+ }
memcpy(e, paths, pos = size-1);
e[pos++] = PATH_SEP;
}
memcpy(e+pos, env, n);
pos += n;
if (!prepend) {
+ if (size == n || (size < n && env[n-size-1] == PATH_SEP)) {
+ if (strncmp(paths, &env[n-size], size) == 0) {
+ free(e);
+ return;
+ }
+ }
e[pos++] = PATH_SEP;
memcpy(e+pos, paths, size-1);
pos += size-1;
@@ -64,10 +73,6 @@ main(int argc, char **argv)
PATH_SEPARATOR
EXTOUT_DIR"/"ARCH
;
-#ifndef LOAD_RELATIVE
- static const char mjit_build_dir[] = BUILDDIR"/mjit_build_dir."SOEXT;
- struct stat stbuf;
-#endif
const size_t dirsize = sizeof(builddir);
const size_t namesize = sizeof(rubypath) - dirsize;
const char *rubyname = rubypath + dirsize;
@@ -75,12 +80,6 @@ main(int argc, char **argv)
insert_env_path(LIBPATHENV, builddir, dirsize, 1);
insert_env_path("RUBYLIB", rubylib, sizeof(rubylib), 0);
-#ifndef LOAD_RELATIVE
- if (PRELOADENV[0] && stat(mjit_build_dir, &stbuf) == 0) {
- insert_env_path(PRELOADENV, mjit_build_dir, sizeof(mjit_build_dir), 1);
- setenv("MJIT_SEARCH_BUILD_DIR", "true", 0);
- }
-#endif
if (!(p = strrchr(arg0, '/'))) p = arg0; else p++;
if (strlen(p) < namesize - 1) {
@@ -94,5 +93,3 @@ main(int argc, char **argv)
perror(rubypath);
return -1;
}
-
-#endif /* MAKE_MJIT_BUILD_DIR */