mirror of
https://https.git.savannah.gnu.org/git/bash.git
synced 2026-07-15 16:10:50 +02:00
commit bash-20090528 snapshot
This commit is contained in:
Chet Ramey
+6
-2
@@ -526,6 +526,10 @@ casemod.o: ${topdir}/bashintl.h ${LIBINTL_H} ${BASHINCDIR}/gettext.h
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fdprintf.o: ${BASHINCDIR}/stdc.h
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input_avail.o: ${topdir}/bashansi.h ${BASHINCDIR}/ansi_stdlib.h
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input_avail.o: ${topdir}/bashansi.h ${BASHINCDIR}/ansi_stdlib.h${topdir}/bashansi.h ${BASHINCDIR}/ansi_stdlib.h${topdir}/bashansi.h ${BASHINCDIR}/ansi_stdlib.h${topdir}/bashansi.h ${BASHINCDIR}/ansi_stdlib.h
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input_avail.o: ${BASHINCDIR}/stdc.h
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input_avail.o: ${topdir}/xmalloc.h
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input_avail.o: ${topdir}/xmalloc.h ${BASHINCDIR}/posixselect.h
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mktime.o: ${topdir}/bashansi.h ${BASHINCDIR}/ansi_stdlib.h
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mktime.o: ${BASHINCDIR}/stdc.h
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+9
-3
@@ -91,7 +91,7 @@ CSOURCES = clktck.c clock.c getcwd.c getenv.c oslib.c setlinebuf.c \
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strtoll.c strtoull.c strtoimax.c strtoumax.c memset.c strstr.c \
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mktime.c strftime.c mbschr.c zcatfd.c zmapfd.c winsize.c eaccess.c \
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wcsdup.c fpurge.c zgetline.c mbscmp.c uconvert.c ufuncs.c \
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casemod.c fdprintf.c input_avail.c
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casemod.c fdprintf.c input_avail.c mbscasecmp.c
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# The header files for this library.
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HSOURCES =
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@@ -105,7 +105,7 @@ OBJECTS = clktck.o clock.o getenv.o oslib.o setlinebuf.o strnlen.o \
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strtrans.o snprintf.o mailstat.o fmtulong.o \
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fmtullong.o fmtumax.o zcatfd.o zmapfd.o winsize.o wcsdup.o \
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fpurge.o zgetline.o mbscmp.o uconvert.o ufuncs.o casemod.o \
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fdprintf.o input_avail.o ${LIBOBJS}
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fdprintf.o input_avail.o mbscasecmp.o ${LIBOBJS}
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SUPPORT = Makefile
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@@ -153,6 +153,7 @@ input_avail.o: input_avail.c
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itos.o: itos.c
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mailstat.o: mailstat.c
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makepath.o: makepath.c
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mbscasecmp.o: mbscasecmp.c
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mbscmp.o: mbscmp.c
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memset.o: memset.c
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mktime.o: mktime.c
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@@ -221,6 +222,7 @@ input_avail.o: ${BUILD_DIR}/config.h
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itos.o: ${BUILD_DIR}/config.h
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mailstat.o: ${BUILD_DIR}/config.h
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makepath.o: ${BUILD_DIR}/config.h
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mbscasecmp.o: ${BUILD_DIR}/config.h
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mbscmp.o: ${BUILD_DIR}/config.h
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memset.o: ${BUILD_DIR}/config.h
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mktime.o: ${BUILD_DIR}/config.h
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@@ -507,6 +509,10 @@ zgetline.o: ${BASHINCDIR}/stdc.h
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zgetline.o: ${topdir}/xmalloc.h
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zgetline.o: ${topdir}/bashtypes.h
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mbscasecmp.o: ${topdir}/bashansi.h ${BASHINCDIR}/ansi_stdlib.h
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mbscasecmp.o: ${BASHINCDIR}/stdc.h
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mbscasecmp.o: ${topdir}/xmalloc.h
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mbscmp.o: ${topdir}/bashansi.h ${BASHINCDIR}/ansi_stdlib.h
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mbscmp.o: ${BASHINCDIR}/stdc.h
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mbscmp.o: ${topdir}/xmalloc.h
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@@ -522,4 +528,4 @@ fdprintf.o: ${BASHINCDIR}/stdc.h
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input_avail.o: ${topdir}/bashansi.h ${BASHINCDIR}/ansi_stdlib.h
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input_avail.o: ${BASHINCDIR}/stdc.h
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input_avail.o: ${topdir}/xmalloc.h
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input_avail.o: ${topdir}/xmalloc.h ${BASHINCDIR}/posixselect.h
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+6
-1
@@ -107,6 +107,7 @@ sh_modcase (string, pat, flags)
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wchar_t nwc;
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char mb[MB_LEN_MAX+1];
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int mlen;
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size_t m;
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mbstate_t state;
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#endif
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@@ -210,7 +211,11 @@ sh_modcase (string, pat, flags)
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#if defined (HANDLE_MULTIBYTE)
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else
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{
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mbrtowc (&wc, string + start, end - start, &state);
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m = mbrtowc (&wc, string + start, end - start, &state);
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if (MB_INVALIDCH (m))
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wc = (wchar_t)string[start];
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else if (MB_NULLWCH (m))
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wc = L'\0';
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switch (nop)
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{
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default:
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@@ -0,0 +1,243 @@
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/* casemod.c -- functions to change case of strings */
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/* Copyright (C) 2008,2009 Free Software Foundation, Inc.
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This file is part of GNU Bash, the Bourne Again SHell.
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Bash is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Bash is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Bash. If not, see <http://www.gnu.org/licenses/>.
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*/
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#if defined (HAVE_CONFIG_H)
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# include <config.h>
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#endif
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#if defined (HAVE_UNISTD_H)
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# include <unistd.h>
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#endif /* HAVE_UNISTD_H */
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#include <stdc.h>
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#include <bashansi.h>
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#include <bashintl.h>
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#include <bashtypes.h>
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#include <stdio.h>
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#include <ctype.h>
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#include <xmalloc.h>
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#include <shmbutil.h>
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#include <chartypes.h>
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#include <glob/strmatch.h>
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#define _to_wupper(wc) (iswlower (wc) ? towupper (wc) : (wc))
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#define _to_wlower(wc) (iswupper (wc) ? towlower (wc) : (wc))
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#if !defined (HANDLE_MULTIBYTE)
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# define cval(s, i) ((s)[(i)])
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# define iswalnum(c) (isalnum(c))
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# define TOGGLE(x) (ISUPPER (x) ? tolower (x) : (TOUPPER (x)))
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#else
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# define TOGGLE(x) (iswupper (x) ? towlower (x) : (_to_wupper(x)))
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#endif
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/* These must agree with the defines in externs.h */
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#define CASE_NOOP 0x0000
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#define CASE_LOWER 0x0001
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#define CASE_UPPER 0x0002
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#define CASE_CAPITALIZE 0x0004
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#define CASE_UNCAP 0x0008
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#define CASE_TOGGLE 0x0010
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#define CASE_TOGGLEALL 0x0020
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#define CASE_UPFIRST 0x0040
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#define CASE_LOWFIRST 0x0080
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#define CASE_USEWORDS 0x1000 /* modify behavior to act on words in passed string */
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extern char *substring __P((char *, int, int));
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#if defined (HANDLE_MULTIBYTE)
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static wchar_t
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cval (s, i)
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char *s;
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int i;
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{
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size_t tmp;
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wchar_t wc;
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int l;
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mbstate_t mps;
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if (MB_CUR_MAX == 1)
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return ((wchar_t)s[i]);
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l = strlen (s);
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if (i >= (l - 1))
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return ((wchar_t)s[i]);
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memset (&mps, 0, sizeof (mbstate_t));
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tmp = mbrtowc (&wc, s + i, l - i, &mps);
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if (MB_INVALIDCH (tmp) || MB_NULLWCH (tmp))
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return ((wchar_t)s[i]);
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return wc;
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}
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#endif
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/* Modify the case of characters in STRING matching PAT based on the value of
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FLAGS. If PAT is null, modify the case of each character */
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char *
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sh_modcase (string, pat, flags)
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const char *string;
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char *pat;
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int flags;
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{
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int start, next, end;
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int inword, c, nc, nop, match, usewords;
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char *ret, *s;
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wchar_t wc;
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#if defined (HANDLE_MULTIBYTE)
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wchar_t nwc;
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char mb[MB_LEN_MAX+1];
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int mlen, m;
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mbstate_t state;
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#endif
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#if defined (HANDLE_MULTIBYTE)
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memset (&state, 0, sizeof (mbstate_t));
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#endif
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start = 0;
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end = strlen (string);
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ret = (char *)xmalloc (end + 1);
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strcpy (ret, string);
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/* See if we are supposed to split on alphanumerics and operate on each word */
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usewords = (flags & CASE_USEWORDS);
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flags &= ~CASE_USEWORDS;
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inword = 0;
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while (start < end)
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{
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wc = cval (ret, start);
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if (iswalnum (wc) == 0)
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{
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inword = 0;
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ADVANCE_CHAR (ret, end, start);
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continue;
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}
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if (pat)
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{
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next = start;
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ADVANCE_CHAR (ret, end, next);
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s = substring (ret, start, next);
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match = strmatch (pat, s, FNM_EXTMATCH) != FNM_NOMATCH;
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free (s);
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if (match == 0)
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{
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start = next;
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inword = 1;
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continue;
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}
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}
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/* XXX - for now, the toggling operators work on the individual
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words in the string, breaking on alphanumerics. Should I
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leave the capitalization operators to do that also? */
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if (flags == CASE_CAPITALIZE)
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{
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if (usewords)
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nop = inword ? CASE_LOWER : CASE_UPPER;
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else
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nop = (start > 0) ? CASE_LOWER : CASE_UPPER;
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inword = 1;
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}
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else if (flags == CASE_UNCAP)
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{
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if (usewords)
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nop = inword ? CASE_UPPER : CASE_LOWER;
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else
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nop = (start > 0) ? CASE_UPPER : CASE_LOWER;
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inword = 1;
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}
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else if (flags == CASE_UPFIRST)
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{
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if (usewords)
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nop = inword ? CASE_NOOP : CASE_UPPER;
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else
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nop = (start > 0) ? CASE_NOOP : CASE_UPPER;
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inword = 1;
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}
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else if (flags == CASE_LOWFIRST)
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{
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if (usewords)
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nop = inword ? CASE_NOOP : CASE_LOWER;
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else
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nop = (start > 0) ? CASE_NOOP : CASE_LOWER;
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inword = 1;
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}
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else if (flags == CASE_TOGGLE)
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{
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nop = inword ? CASE_NOOP : CASE_TOGGLE;
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inword = 1;
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}
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else
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nop = flags;
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if (MB_CUR_MAX == 1 || isascii (wc))
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{
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switch (nop)
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{
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default:
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case CASE_NOOP: nc = wc; break;
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case CASE_UPPER: nc = TOUPPER (wc); break;
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case CASE_LOWER: nc = TOLOWER (wc); break;
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case CASE_TOGGLEALL:
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case CASE_TOGGLE: nc = TOGGLE (wc); break;
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}
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ret[start] = nc;
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}
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#if defined (HANDLE_MULTIBYTE)
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else
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{
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m = mbrtowc (&wc, string + start, end - start, &state);
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if (MB_INVALIDCH (m))
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wc = (wchar_t)string[start];
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else if (MB_NULLWCH (m))
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wc = L'\0';
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switch (nop)
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{
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default:
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case CASE_NOOP: nwc = wc; break;
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case CASE_UPPER: nwc = TOUPPER (wc); break;
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case CASE_LOWER: nwc = TOLOWER (wc); break;
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case CASE_TOGGLEALL:
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case CASE_TOGGLE: nwc = TOGGLE (wc); break;
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}
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if (nwc != wc) /* just skip unchanged characters */
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{
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mlen = wcrtomb (mb, nwc, &state);
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if (mlen > 0)
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mb[mlen] = '\0';
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/* Assume the same width */
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strncpy (ret + start, mb, mlen);
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}
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}
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#endif
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/* This assumes that the upper and lower case versions are the same width. */
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ADVANCE_CHAR (ret, end, start);
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}
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return ret;
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}
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