Module: Tebako::Packager::PatchLiterals

Included in:: Pass2NonMSysPatch, Pass2Patch

Defined in:: lib/tebako/packager/patch_literals.rb

Overview

Ruby patching literals (pass2)

Constant Summary collapse

TOOL_MKCONFIG_RB_SUBST =

"# -- Start of tebako patch --\n    v_head_comp = \"  CONFIG[\\\\\"prefix\\\\\"] \\\#{eq} \"\n    if v_head_comp == v[0...(v_head_comp.length)]\n        v = \"\\\#{v[0...(v_head_comp.length)]}'/__tebako_memfs__'\n\"\n    end\n    v_head_comp = \"  CONFIG[\\\\\"RUBY_EXEC_PREFIX\\\\\"] \\\#{eq} \"\n    if v_head_comp == v[0...(v_head_comp.length)]\n      v = \"\\\#{v[0...(v_head_comp.length)]}'/__tebako_memfs__'\n\"\n    end\n# -- End of tebako patch --\n    if fast[name]\n"

TOOL_MKCONFIG_RB_SUBST_MSYS =

"# -- Start of tebako patch --\n    v_head_comp = \"  CONFIG[\\\\\"prefix\\\\\"] \\\#{eq} \"\n    if v_head_comp == v[0...(v_head_comp.length)]\n      v = \"\\\#{v[0...(v_head_comp.length)]}CONFIG[\\\\\"RUBY_EXEC_PREFIX\\\\\"] = 'A:/__tebako_memfs__'\n\"\n    end\n    v_head_comp = \"  CONFIG[\\\\\"RUBY_EXEC_PREFIX\\\\\"] \\\#{eq} \"\n    if v_head_comp == v[0...(v_head_comp.length)]\n      v = \"\\\#{v[0...(v_head_comp.length)]}'A:/__tebako_memfs__'\n\"\n    end\n# -- End of tebako patch --\n    if fast[name]\n"

LINUX_MUSL_THREAD_PTHREAD_PATCH = – Patch no. 3 – hack in “ENABLE_PATH_CHECK” disabling to suppress: “warning: Insecure world writable dir” Applied in CMakeLists.txt

{
  "#if MAINSTACKADDR_AVAILABLE && !defined(get_main_stack)" => "    /* -- Start of tebako patch -- */\n    #if defined(__linux__) && !defined(__GLIBC__) && defined(HAVE_GETRLIMIT)\n    #ifndef PAGE_SIZE\n    #include <unistd.h>\n    #define PAGE_SIZE sysconf(_SC_PAGE_SIZE)\n    #endif\n    static int\n    get_main_stack(void **addr, size_t *size)\n    {\n        size_t start, end, limit, prevend = 0;\n        struct rlimit r;\n        FILE *f;\n        char buf[PATH_MAX+80], s[8];\n        int n;\n        STACK_GROW_DIR_DETECTION;\n        f = fopen(\"/proc/self/maps\", \"re\");\n        if (!f)\n            return -1;\n        n = 0;\n        while (fgets(buf, sizeof buf, f)) {\n            n = sscanf(buf, \"%zx-%zx %*s %*s %*s %*s %7s\", &start, &end, s);\n            if (n >= 2) {\n                if (n == 3 && strcmp(s, \"[stack]\") == 0)\n                    break;\n                prevend = end;\n            }\n            n = 0;\n        }\n        fclose(f);\n        if (n == 0)\n            return -1;\n        limit = 100 << 20; /* 100MB stack limit */\n        if (getrlimit(RLIMIT_STACK, &r)==0 && r.rlim_cur < limit)\n            limit = r.rlim_cur & -PAGE_SIZE;\n        if (limit > end) limit = end;\n        if (prevend < end - limit) prevend = end - limit;\n        if (start > prevend) start = prevend;\n        *addr = IS_STACK_DIR_UPPER() ? (void *)start : (void *)end;\n        *size = end - start;\n        return 0;\n    }\n    #else\n    /* -- End of tebako patch -- */\n  SUBST\n}.freeze\n"

DIR_C_BASE_PATCH_ONE = Compensate ruby incorrect processing of (f)getattrlist returning ENOTSUP Note. We are not patching need_normalization function In this function (f)getattrlist failure with ENOTSUP is processed correctly

"#if defined HAVE_GETATTRLIST && defined ATTR_DIR_ENTRYCOUNT\n    /* tebako patch */ if (!within_tebako_memfs(path))\n"

DIR_C_BASE_PATCH_TWO =

"#if USE_NAME_ON_FS == USE_NAME_ON_FS_REAL_BASENAME\n      /* tebako patch */ if (!within_tebako_memfs(path)) plain = 1; else magical = 1;\n"

DIR_C_BASE_PATCH =

{
  "#if defined HAVE_GETATTRLIST && defined ATTR_DIR_ENTRYCOUNT" => DIR_C_BASE_PATCH_ONE,
  "#if USE_NAME_ON_FS == USE_NAME_ON_FS_REAL_BASENAME\n     plain = 1;" => DIR_C_BASE_PATCH_TWO,
  "if (is_case_sensitive(dirp, path) == 0)" =>
    "if (is_case_sensitive(dirp, path) == 0 /* tebako patch */ && !within_tebako_memfs(path))",
  "if ((*cur)->type == ALPHA) {" =>
    "if ((*cur)->type == ALPHA /* tebako patch */ && !within_tebako_memfs(buf)) {",
  "else if (e == EIO) {" =>
    "else if (e == EIO /* tebako patch */ && !within_tebako_memfs(path)) {"
}.freeze

DLN_C_PRE34_PATCH_PATTERN =

"static const char funcname_prefix[sizeof(FUNCNAME_PREFIX) - 1] = FUNCNAME_PREFIX;"

DLN_C_PATCH_PATTERN =

"#define init_funcname(buf, file) build_funcname(FUNCNAME_PREFIX, buf, file)"

DLN_C_MSYS_PATCH_PRE32 =

{
  "    winfile = rb_w32_mbstr_to_wstr(CP_UTF8, file, -1, NULL);" => "    /* -- Start of tebako patch -- */\n      char *f = NULL;\n      winfile = NULL;\n      if (file && within_tebako_memfs(file)) {\n        f = tebako_dlmap2file(file);\n        if (f) {\n          winfile = rb_w32_mbstr_to_wstr(CP_UTF8, f, -1, NULL);\n          free(f);\n        }\n        else {\n          goto failed;\n        }\n      }\n      else {\n        winfile = rb_w32_mbstr_to_wstr(CP_UTF8, file, -1, NULL);\n      }\n    /* -- End of tebako patch -- */\n  SUBST\n}.freeze\n"

DLN_C_MSYS_PATCH =

{
  "    WCHAR *winfile = rb_w32_mbstr_to_wstr(CP_UTF8, file, -1, NULL);" => "    /* -- Start of tebako patch -- */\n      char *f = NULL;\n      WCHAR *winfile = NULL;\n      if (file && within_tebako_memfs(file)) {\n        f = tebako_dlmap2file(file);\n        if (f) {\n          winfile = rb_w32_mbstr_to_wstr(CP_UTF8, f, -1, NULL);\n          free(f);\n        }\n        else {\n          goto failed;\n        }\n      }\n      else {\n        winfile = rb_w32_mbstr_to_wstr(CP_UTF8, file, -1, NULL);\n      }\n    /* -- End of tebako patch -- */\n  SUBST\n}.freeze\n"

C_FILE_SUBST =

"/* -- Start of tebako patch -- */\n#include <tebako/tebako-config.h>\n#include <tebako/tebako-defines.h>\n#include <tebako/tebako-io.h>\n/* -- End of tebako patch -- */\n"

C_FILE_SUBST_LESS =

"/* -- Start of tebako patch -- */\n#include <tebako/tebako-config.h>\n#include <tebako/tebako-io.h>\n/* -- End of tebako patch -- */\n"

IO_C_SUBST =

"/* -- Start of tebako patch -- */\n    if (is_tebako_file_descriptor(fd)) return;\n    /* -- End of tebako patch -- */\n    flags = fcntl(fd, F_GETFD); /* should not fail except EBADF. */\n"

FILE_C_MSYS_SUBST =

"/* -- Start of tebako patch -- */\n       if (is_tebako_file_descriptor((fptr)->fd)) return ENOTSUP;\n       /* -- End of tebako patch -- */\n       while ((int)rb_thread_io_blocking_region(rb_thread_flock, op, fptr->fd) < 0) {\n"

FILE_C_MSYS_PATCH =

{
  "while ((int)rb_thread_io_blocking_region(rb_thread_flock, op, fptr->fd) < 0) {" => FILE_C_MSYS_SUBST
}.freeze

LINUX_PATCHES =

{
  "ext/extmk.rb" => {
    "mf.macro \"EXTLIBS\", $extlibs" => "#  mf.macro \"EXTLIBS\", $extlibs   tebako patched"
  }
}.freeze

PRISM_PATTERN_1 =

"pm_string_init_result_t init_result = pm_read_file(&result->input, RSTRING_PTR(filepath));"

PRISM_SUBST_1 =

"/* -- Start of tebako patch -- */\n    pm_string_init_result_t init_result;\n    if (within_tebako_memfs(RSTRING_PTR(filepath)))\n    {\n      init_result = tebako_string_file_init(&result->input, RSTRING_PTR(filepath));\n    }\n    else\n    {\n      init_result = pm_read_file(&result->input, RSTRING_PTR(filepath));\n    }\n    /* -- End of tebako patch -- */\n"

PRISM_PATTERN_2 =

"#include \"prism.h\""

PRISM_SUBST_2 =

"\#{PRISM_PATTERN_2}\n\n/* -- Start of tebako patch -- */\n#include <tebako/tebako-config.h>\n#include <tebako/tebako-defines.h>\n#include <tebako/tebako-io.h>\n#include <tebako/tebako-prism.h>\n/* -- End of tebako patch -- */\n\n"

PRISM_PATCHES =

{
  PRISM_PATTERN_1 => PRISM_SUBST_1,
  PRISM_PATTERN_2 => PRISM_SUBST_2
}.freeze