mirror of
https://github.com/jart/cosmopolitan.git
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Add dontthrow attribute to most libc functions
This will help C++ code that uses exceptions to be tinier. For example, this change shaves away 1000 lines of assembly code from LLVM's libcxx, which is 0.7% of all assembly instructions in the entire library.
This commit is contained in:
Justine Tunney
parent
cb19e172da
commit
eeb20775d2
103 changed files with 1455 additions and 1456 deletions
138
libc/str/str.h
138
libc/str/str.h
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@ -23,38 +23,38 @@
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#if !(__ASSEMBLER__ + __LINKER__ + 0)
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COSMOPOLITAN_C_START_
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int isascii(int);
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int isspace(int);
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int isalpha(int);
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int isdigit(int);
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int isalnum(int);
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int isxdigit(int);
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int isprint(int);
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int islower(int);
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int isupper(int);
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int isblank(int);
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int iscntrl(int);
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int isgraph(int);
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int tolower(int);
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int ispunct(int);
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int toupper(int);
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int toascii(int);
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int isascii(int) libcesque;
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int isspace(int) libcesque;
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int isalpha(int) libcesque;
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int isdigit(int) libcesque;
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int isalnum(int) libcesque;
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int isxdigit(int) libcesque;
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int isprint(int) libcesque;
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int islower(int) libcesque;
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int isupper(int) libcesque;
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int isblank(int) libcesque;
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int iscntrl(int) libcesque;
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int isgraph(int) libcesque;
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int tolower(int) libcesque;
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int ispunct(int) libcesque;
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int toupper(int) libcesque;
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int toascii(int) libcesque;
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int iswalnum(wint_t);
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int iswalpha(wint_t);
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int iswblank(wint_t);
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int iswcntrl(wint_t);
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int iswdigit(wint_t);
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int iswgraph(wint_t);
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int iswlower(wint_t);
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int iswspace(wint_t);
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int iswupper(wint_t);
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int iswxdigit(wint_t);
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int iswpunct(wint_t);
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int iswprint(wint_t);
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int iswseparator(wint_t);
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wint_t towlower(wint_t);
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wint_t towupper(wint_t);
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int iswalnum(wint_t) libcesque;
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int iswalpha(wint_t) libcesque;
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int iswblank(wint_t) libcesque;
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int iswcntrl(wint_t) libcesque;
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int iswdigit(wint_t) libcesque;
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int iswgraph(wint_t) libcesque;
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int iswlower(wint_t) libcesque;
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int iswspace(wint_t) libcesque;
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int iswupper(wint_t) libcesque;
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int iswxdigit(wint_t) libcesque;
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int iswpunct(wint_t) libcesque;
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int iswprint(wint_t) libcesque;
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int iswseparator(wint_t) libcesque;
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wint_t towlower(wint_t) libcesque;
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wint_t towupper(wint_t) libcesque;
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void *memset(void *, int, size_t) memcpyesque;
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void *memmove(void *, const void *, size_t) memcpyesque;
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@ -65,19 +65,19 @@ void *memccpy(void *restrict, const void *restrict, int, size_t) memcpyesque;
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void explicit_bzero(void *, size_t);
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int memcmp(const void *, const void *, size_t) strlenesque;
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int timingsafe_bcmp(const void *, const void *, size_t);
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int timingsafe_memcmp(const void *, const void *, size_t);
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int timingsafe_bcmp(const void *, const void *, size_t) libcesque;
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int timingsafe_memcmp(const void *, const void *, size_t) libcesque;
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size_t strlen(const char *) strlenesque;
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size_t strnlen(const char *, size_t) strlenesque;
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size_t strnlen_s(const char *, size_t);
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size_t strnlen_s(const char *, size_t) libcesque;
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char *strchr(const char *, int) strlenesque;
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void *memchr(const void *, int, size_t) strlenesque;
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char *strchrnul(const char *, int) strlenesque returnsnonnull;
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void *rawmemchr(const void *, int) strlenesque returnsnonnull;
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size_t wcslen(const wchar_t *) strlenesque;
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size_t wcsnlen(const wchar_t *, size_t) strlenesque;
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size_t wcsnlen_s(const wchar_t *, size_t);
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size_t wcsnlen_s(const wchar_t *, size_t) libcesque;
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wchar_t *wcschr(const wchar_t *, wchar_t) strlenesque;
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wchar_t *wmemchr(const wchar_t *, wchar_t, size_t) strlenesque;
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wchar_t *wcschrnul(const wchar_t *, wchar_t)
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@ -107,14 +107,14 @@ size_t strcspn(const char *, const char *) strlenesque;
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size_t wcscspn(const wchar_t *, const wchar_t *) strlenesque;
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void *memfrob(void *, size_t) memcpyesque;
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int strcoll(const char *, const char *) strlenesque;
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char *strsep(char **, const char *) paramsnonnull();
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char *strsep(char **, const char *) libcesque paramsnonnull();
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char *stpcpy(char *, const char *) memcpyesque;
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char *stpncpy(char *, const char *, size_t) memcpyesque;
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char *strcat(char *, const char *) memcpyesque;
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wchar_t *wcscat(wchar_t *, const wchar_t *) memcpyesque;
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size_t strlcpy(char *, const char *, size_t);
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size_t strlcat(char *, const char *, size_t);
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size_t strxfrm(char *, const char *, size_t);
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size_t strlcpy(char *, const char *, size_t) libcesque;
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size_t strlcat(char *, const char *, size_t) libcesque;
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size_t strxfrm(char *, const char *, size_t) libcesque;
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char *strcpy(char *, const char *) memcpyesque;
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wchar_t *wcscpy(wchar_t *, const wchar_t *) memcpyesque;
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char *strncat(char *, const char *, size_t) memcpyesque;
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@ -123,56 +123,56 @@ char *strncpy(char *, const char *, size_t) memcpyesque;
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char *strtok(char *, const char *) paramsnonnull((2)) libcesque;
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char *strtok_r(char *, const char *, char **) paramsnonnull((2, 3));
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wchar_t *wcstok(wchar_t *, const wchar_t *, wchar_t **) paramsnonnull((2, 3));
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int strverscmp(const char *, const char *);
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int strverscmp(const char *, const char *) libcesque;
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wchar_t *wmemset(wchar_t *, wchar_t, size_t) memcpyesque;
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wchar_t *wmemcpy(wchar_t *, const wchar_t *, size_t) memcpyesque;
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wchar_t *wmempcpy(wchar_t *, const wchar_t *, size_t) memcpyesque;
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wchar_t *wmemmove(wchar_t *, const wchar_t *, size_t) memcpyesque;
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void *memmem(const void *, size_t, const void *, size_t)
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libcesque nosideeffect;
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ssize_t strfmon(char *, size_t, const char *, ...);
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long a64l(const char *);
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char *l64a(long);
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ssize_t strfmon(char *, size_t, const char *, ...) libcesque;
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long a64l(const char *) libcesque;
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char *l64a(long) libcesque;
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typedef unsigned mbstate_t;
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wchar_t *wcsncpy(wchar_t *, const wchar_t *, size_t);
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int mbtowc(wchar_t *, const char *, size_t);
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size_t mbrtowc(wchar_t *, const char *, size_t, mbstate_t *);
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size_t mbsrtowcs(wchar_t *, const char **, size_t, mbstate_t *);
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size_t mbstowcs(wchar_t *, const char *, size_t);
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size_t wcrtomb(char *, wchar_t, mbstate_t *);
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size_t c32rtomb(char *, char32_t, mbstate_t *);
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size_t mbrtoc32(char32_t *, const char *, size_t, mbstate_t *);
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size_t c16rtomb(char *, char16_t, mbstate_t *);
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size_t mbrtoc16(char16_t *, const char *, size_t, mbstate_t *);
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size_t mbrlen(const char *, size_t, mbstate_t *);
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wchar_t *wcsncpy(wchar_t *, const wchar_t *, size_t) libcesque;
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int mbtowc(wchar_t *, const char *, size_t) libcesque;
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size_t mbrtowc(wchar_t *, const char *, size_t, mbstate_t *) libcesque;
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size_t mbsrtowcs(wchar_t *, const char **, size_t, mbstate_t *) libcesque;
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size_t mbstowcs(wchar_t *, const char *, size_t) libcesque;
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size_t wcrtomb(char *, wchar_t, mbstate_t *) libcesque;
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size_t c32rtomb(char *, char32_t, mbstate_t *) libcesque;
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size_t mbrtoc32(char32_t *, const char *, size_t, mbstate_t *) libcesque;
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size_t c16rtomb(char *, char16_t, mbstate_t *) libcesque;
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size_t mbrtoc16(char16_t *, const char *, size_t, mbstate_t *) libcesque;
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size_t mbrlen(const char *, size_t, mbstate_t *) libcesque;
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size_t mbsnrtowcs(wchar_t *, const char **, size_t, size_t, mbstate_t *);
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size_t wcsnrtombs(char *, const wchar_t **, size_t, size_t, mbstate_t *);
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size_t wcsrtombs(char *, const wchar_t **, size_t, mbstate_t *);
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size_t wcstombs(char *, const wchar_t *, size_t);
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int mbsinit(const mbstate_t *);
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int mblen(const char *, size_t);
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int wctomb(char *, wchar_t);
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int wctob(wint_t);
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wint_t btowc(int);
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size_t wcsrtombs(char *, const wchar_t **, size_t, mbstate_t *) libcesque;
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size_t wcstombs(char *, const wchar_t *, size_t) libcesque;
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int mbsinit(const mbstate_t *) libcesque;
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int mblen(const char *, size_t) libcesque;
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int wctomb(char *, wchar_t) libcesque;
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int wctob(wint_t) libcesque;
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wint_t btowc(int) libcesque;
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typedef unsigned wctype_t;
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wctype_t wctype(const char *) strlenesque;
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int iswctype(wint_t, wctype_t) pureconst;
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pureconst int iswctype(wint_t, wctype_t) libcesque;
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typedef const int *wctrans_t;
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wctrans_t wctrans(const char *);
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wint_t towctrans(wint_t, wctrans_t);
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wctrans_t wctrans(const char *) libcesque;
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wint_t towctrans(wint_t, wctrans_t) libcesque;
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int getsubopt(char **, char *const *, char **) paramsnonnull();
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int getsubopt(char **, char *const *, char **) libcesque paramsnonnull();
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char *strsignal(int) returnsnonnull libcesque;
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char *strerror(int) returnsnonnull dontthrow nocallback;
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errno_t strerror_r(int, char *, size_t) libcesque;
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char *__xpg_strerror_r(int, char *, size_t) libcesque;
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#ifdef _COSMO_SOURCE
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uint64_t tpenc(uint32_t) pureconst;
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pureconst uint64_t tpenc(uint32_t) libcesque;
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char *chomp(char *) libcesque;
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wchar_t *wchomp(wchar_t *) libcesque;
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uint64_t __fnv(const void *, size_t) strlenesque;
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@ -205,11 +205,11 @@ char16_t *strncat16(char16_t *, const char16_t *, size_t) memcpyesque;
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char16_t *memset16(char16_t *, char16_t, size_t) memcpyesque;
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bool32 startswith16(const char16_t *, const char16_t *) strlenesque;
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bool32 endswith16(const char16_t *, const char16_t *) strlenesque;
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axdx_t tprecode8to16(char16_t *, size_t, const char *);
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axdx_t tprecode16to8(char *, size_t, const char16_t *);
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axdx_t tprecode8to16(char16_t *, size_t, const char *) libcesque;
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axdx_t tprecode16to8(char *, size_t, const char16_t *) libcesque;
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bool32 wcsstartswith(const wchar_t *, const wchar_t *) strlenesque;
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bool32 wcsendswith(const wchar_t *, const wchar_t *) strlenesque;
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char *__join_paths(char *, size_t, const char *, const char *) __wur;
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char *__join_paths(char *, size_t, const char *, const char *) libcesque __wur;
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int __mkntpathat(int, const char *, int, char16_t[hasatleast 1024]);
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#endif /* _COSMO_SOURCE */
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