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mjit.c: build dir prefix

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* mjit.c (init_header_filename): prepend basedir to header build
  dir too, so that the header can be found when running not in the
  build directory.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62248 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2018-02-06 10:30:53 +00:00
parent 427b2ac250
commit 4917aef04e
1 changed files with 34 additions and 20 deletions
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54
mjit.c
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@ -1043,12 +1043,32 @@ mjit_get_iseq_func(const struct rb_iseq_constant_body *body)
}
/* A name of the header file included in any C file generated by MJIT for iseqs. */
#define RUBY_MJIT_HEADER_FILE ("rb_mjit_min_header-" RUBY_VERSION ".h")
#define RUBY_MJIT_HEADER_FILE "rb_mjit_min_header-" RUBY_VERSION ".h"
/* GCC and CLANG executable paths. TODO: The paths should absolute
ones to prevent changing C compiler for security reasons. */
#define GCC_PATH "gcc"
#define CLANG_PATH "clang"
#define append_str2(p, str, len) ((char *)memcpy((p), str, (len))+(len))
#define append_str(p, str) append_str2(p, str, sizeof(str)-1)
static char *
build_header_path(const char *basedir, size_t baselen, const char *dir, size_t dirlen)
{
static const char header_basename[] = "/" RUBY_MJIT_HEADER_FILE;
char *p, *path = xmalloc(baselen + dirlen + sizeof(header_basename));
if (path == NULL)
return NULL;
p = path;
p = append_str2(p, basedir, baselen);
p = append_str2(p, dir, dirlen);
append_str2(p, header_basename, sizeof(header_basename));
return path;
}
#define BUILD_HEADER_PATH(basedir, baselen, dir) \
build_header_path(basedir, baselen, dir, rb_strlen_lit(dir))
static void
init_header_filename(void)
{
@ -1056,27 +1076,20 @@ init_header_filename(void)
/* Root path of the running ruby process. Equal to RbConfig::TOPDIR. */
VALUE basedir_val;
char *basedir;
size_t baselen;
basedir_val = rb_const_get(rb_cObject, rb_intern_const("TMP_RUBY_PREFIX"));
basedir = StringValueCStr(basedir_val);
basedir = StringValuePtr(basedir_val);
baselen = RSTRING_LEN(basedir_val);
header_file = xmalloc(strlen(MJIT_HEADER_BUILD_DIR) + 2 + strlen(RUBY_MJIT_HEADER_FILE));
header_file = BUILD_HEADER_PATH(basedir, baselen, "/"MJIT_HEADER_BUILD_DIR);
if (header_file == NULL)
return;
strcpy(header_file, MJIT_HEADER_BUILD_DIR);
strcat(header_file, "/");
strcat(header_file, RUBY_MJIT_HEADER_FILE);
if ((f = fopen(header_file, "r")) == NULL) {
xfree(header_file);
header_file = xmalloc(strlen(basedir) + 1 + strlen(MJIT_HEADER_INSTALL_DIR) + 1 + strlen(RUBY_MJIT_HEADER_FILE) + 1);
header_file = BUILD_HEADER_PATH(basedir, baselen, "/"MJIT_HEADER_INSTALL_DIR);
if (header_file == NULL)
return;
strcpy(header_file, basedir);
strcat(header_file, "/");
strcat(header_file, MJIT_HEADER_INSTALL_DIR);
strcat(header_file, "/");
strcat(header_file, RUBY_MJIT_HEADER_FILE);
if ((f = fopen(header_file, "r")) == NULL) {
xfree(header_file);
header_file = NULL;
@ -1086,13 +1099,14 @@ init_header_filename(void)
fclose(f);
#ifdef _WIN32
libruby_build = xmalloc(2 + strlen(basedir) + 1);
strcpy(libruby_build, "-L");
strcat(libruby_build, basedir);
libruby_installed = xmalloc(2 + strlen(basedir) + 4 + 1);
strcpy(libruby_installed, "-L");
strcat(libruby_installed, basedir);
strcat(libruby_installed, "/lib");
p = libruby_build = xmalloc(2 + baselen + 1);
p = append_str(p, "-L");
p = append_str2(p, basedir, baselen);
*p = '\0';
libruby_installed = xmalloc(2 + baselen + 4 + 1);
p = append_str2(libruby_installed, libruby_build, p - libruby_build);
p = append_str(p, "/lib");
*p = '\0';
#endif
}