From 0ef4c6b76fcaca59014c4d00828d4079314c1700 Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Fri, 26 Dec 2008 04:25:09 +0000 Subject: regex: drop __ aliases. remove much of unused code. shrink offset tables. disable "likely/unlikely" BE() macro. text data bss dec hex filename - 515032 2731 15424 533187 822c3 lib/libuClibc-0.9.30-svn.so + 515014 2731 15424 533169 822b1 lib/libuClibc-0.9.30-svn.so --- libc/misc/regex/regex_old.c | 107 +++++--------------------------------------- 1 file changed, 12 insertions(+), 95 deletions(-) (limited to 'libc/misc/regex/regex_old.c') diff --git a/libc/misc/regex/regex_old.c b/libc/misc/regex/regex_old.c index 6bdd07f14..be93cc028 100644 --- a/libc/misc/regex/regex_old.c +++ b/libc/misc/regex/regex_old.c @@ -23,12 +23,10 @@ /* To exclude some unwanted junk.... */ #undef emacs #include + #ifdef __UCLIBC__ # undef _LIBC # define _REGEX_RE_COMP -# ifdef __USE_GNU -# define HAVE_MEMPCPY -# endif # define STDC_HEADERS # define RE_TRANSLATE_TYPE char * #endif @@ -38,20 +36,9 @@ #include #include -/* Experimentally off - libc_hidden_proto(memset) */ -/* Experimentally off - libc_hidden_proto(memcmp) */ -/* Experimentally off - libc_hidden_proto(memcpy) */ -/* Experimentally off - libc_hidden_proto(strcmp) */ -/* Experimentally off - libc_hidden_proto(strlen) */ -/* libc_hidden_proto(printf) */ -/* libc_hidden_proto(abort) */ -#ifdef __USE_GNU -/* Experimentally off - libc_hidden_proto(mempcpy) */ -#endif - /* AIX requires this to be the first thing in the file. */ #if defined _AIX && !defined REGEX_MALLOC - #pragma alloca +# pragma alloca #endif #ifdef HAVE_CONFIG_H @@ -70,43 +57,15 @@ /* For platform which support the ISO C amendement 1 functionality we support user defined character classes. */ -#if defined __UCLIBC_HAS_WCHAR__ +# if defined __UCLIBC_HAS_WCHAR__ # define WIDE_CHAR_SUPPORT 1 /* Solaris 2.5 has a bug: must be included before . */ # include # include -/* libc_hidden_proto(wcslen) */ -/* libc_hidden_proto(mbrtowc) */ -/* libc_hidden_proto(wcrtomb) */ -/* libc_hidden_proto(wcscoll) */ -/* libc_hidden_proto(wctype) */ -/* libc_hidden_proto(iswctype) */ -/* libc_hidden_proto(iswalnum) */ -/* libc_hidden_proto(btowc) */ - # endif # if defined _LIBC || defined __UCLIBC__ /* We have to keep the namespace clean. */ -# define regfree(preg) __regfree (preg) -# define regexec(pr, st, nm, pm, ef) __regexec (pr, st, nm, pm, ef) -# define regcomp(preg, pattern, cflags) __regcomp (preg, pattern, cflags) -# define regerror(errcode, preg, errbuf, errbuf_size) \ - __regerror(errcode, preg, errbuf, errbuf_size) -# define re_set_registers(bu, re, nu, st, en) \ - __re_set_registers (bu, re, nu, st, en) -# define re_match_2(bufp, string1, size1, string2, size2, pos, regs, stop) \ - __re_match_2 (bufp, string1, size1, string2, size2, pos, regs, stop) -# define re_match(bufp, string, size, pos, regs) \ - __re_match (bufp, string, size, pos, regs) -# define re_search(bufp, string, size, startpos, range, regs) \ - __re_search (bufp, string, size, startpos, range, regs) -# define re_compile_pattern(pattern, length, bufp) \ - __re_compile_pattern (pattern, length, bufp) -# define re_set_syntax(syntax) __re_set_syntax (syntax) -# define re_search_2(bufp, st1, s1, st2, s2, startpos, range, regs, stop) \ - __re_search_2 (bufp, st1, s1, st2, s2, startpos, range, regs, stop) -# define re_compile_fastmap(bufp) __re_compile_fastmap (bufp) # ifndef __UCLIBC__ # define btowc __btowc @@ -217,9 +176,6 @@ char *realloc (); # endif /* Get the interface, including the syntax bits. */ -# ifdef __UCLIBC__ -# include "_regex.h" -# endif # include /* isalpha etc. are used for the character classes. */ @@ -1366,9 +1322,6 @@ re_set_syntax (reg_syntax_t syntax) # endif /* DEBUG */ return ret; } -# if defined _LIBC || defined __UCLIBC__ -strong_alias(__re_set_syntax, re_set_syntax) -# endif /* This table gives an error message for each of the error codes listed in regex.h. Obviously the order here has to be same as there. @@ -1429,7 +1382,7 @@ static const char re_error_msgid[] = gettext_noop ("Unmatched ) or \\)") /* REG_ERPAREN */ }; -static const size_t re_error_msgid_idx[] = +static const uint16_t re_error_msgid_idx[] = { REG_NOERROR_IDX, REG_NOMATCH_IDX, @@ -4955,13 +4908,10 @@ re_compile_fastmap (struct re_pattern_buffer *bufp) # ifdef MBS_SUPPORT if (MB_CUR_MAX != 1) return wcs_re_compile_fastmap(bufp); - else # endif - return byte_re_compile_fastmap(bufp); -} /* re_compile_fastmap */ -#if defined _LIBC || defined __UCLIBC__ -strong_alias(__re_compile_fastmap, re_compile_fastmap) -#endif + return byte_re_compile_fastmap(bufp); +} +libc_hidden_def(re_compile_fastmap) /* Set REGS to hold NUM_REGS registers, storing them in STARTS and @@ -4998,9 +4948,6 @@ re_set_registers ( regs->start = regs->end = (regoff_t *) 0; } } -#if defined _LIBC || defined __UCLIBC__ -strong_alias(__re_set_registers, re_set_registers) -#endif /* Searching routines. */ @@ -5017,9 +4964,6 @@ re_search ( return re_search_2 (bufp, NULL, 0, string, size, startpos, range, regs, size); } -#if defined _LIBC || defined __UCLIBC__ -strong_alias(__re_search, re_search) -#endif /* Using the compiled pattern in BUFP->buffer, first tries to match the @@ -5057,14 +5001,10 @@ re_search_2 ( if (MB_CUR_MAX != 1) return wcs_re_search_2 (bufp, string1, size1, string2, size2, startpos, range, regs, stop); - else # endif - return byte_re_search_2 (bufp, string1, size1, string2, size2, startpos, - range, regs, stop); -} /* re_search_2 */ -#if defined _LIBC || defined __UCLIBC__ -strong_alias(__re_search_2, re_search_2) -#endif + return byte_re_search_2 (bufp, string1, size1, string2, size2, startpos, + range, regs, stop); +} #endif /* not INSIDE_RECURSION */ @@ -5520,9 +5460,6 @@ re_match ( # endif return result; } -# if defined _LIBC || defined __UCLIBC__ -strong_alias(__re_match, re_match) -# endif #endif /* not emacs */ #endif /* not INSIDE_RECURSION */ @@ -5581,9 +5518,6 @@ re_match_2 ( #endif return result; } -#if defined _LIBC || defined __UCLIBC__ -strong_alias(__re_match_2, re_match_2) -#endif #endif /* not INSIDE_RECURSION */ @@ -7928,9 +7862,6 @@ re_compile_pattern ( return NULL; return gettext (re_error_msgid + re_error_msgid_idx[(int) ret]); } -#if defined _LIBC || defined __UCLIBC__ -strong_alias(__re_compile_pattern, re_compile_pattern) -#endif /* Entry points compatible with 4.2 BSD regex library. We don't define them unless specifically requested. */ @@ -8122,9 +8053,6 @@ regcomp ( return (int) ret; } -#if defined _LIBC || defined __UCLIBC__ -strong_alias(__regcomp, regcomp) -#endif /* regexec searches for a given pattern, specified by PREG, in the @@ -8200,9 +8128,7 @@ regexec ( /* We want zero return to mean success, unlike `re_search'. */ return ret >= 0 ? (int) REG_NOERROR : (int) REG_NOMATCH; } -#if defined _LIBC || defined __UCLIBC__ -strong_alias(__regexec, regexec) -#endif +libc_hidden_def(regexec) /* Returns a message corresponding to an error code, ERRCODE, returned @@ -8235,12 +8161,8 @@ regerror ( { if (msg_size > errbuf_size) { -#if (defined HAVE_MEMPCPY || defined _LIBC) && defined __USE_GNU - *((char *) mempcpy (errbuf, msg, errbuf_size - 1)) = '\0'; -#else memcpy (errbuf, msg, errbuf_size - 1); errbuf[errbuf_size - 1] = 0; -#endif } else memcpy (errbuf, msg, msg_size); @@ -8248,9 +8170,6 @@ regerror ( return msg_size; } -#if defined _LIBC || defined __UCLIBC__ -strong_alias(__regerror, regerror) -#endif /* Free dynamically allocated space used by PREG. */ @@ -8271,9 +8190,7 @@ regfree (regex_t *preg) free (preg->translate); preg->translate = NULL; } -#if defined _LIBC || defined __UCLIBC__ -strong_alias(__regfree, regfree) -#endif +libc_hidden_def(regfree) #endif /* not emacs */ -- cgit v1.2.3