diff options
Diffstat (limited to 'app-shells/bash/files/bash-3.0-multibyteifs.patch')
-rw-r--r-- | app-shells/bash/files/bash-3.0-multibyteifs.patch | 281 |
1 files changed, 281 insertions, 0 deletions
diff --git a/app-shells/bash/files/bash-3.0-multibyteifs.patch b/app-shells/bash/files/bash-3.0-multibyteifs.patch new file mode 100644 index 000000000000..1e74832b638a --- /dev/null +++ b/app-shells/bash/files/bash-3.0-multibyteifs.patch @@ -0,0 +1,281 @@ +From: Tim Waugh <twaugh@redhat.com> +To: bug-bash@gnu.org +Subject: [patch] multibyte IFS values +Date: Tue, 24 Aug 2004 13:34:59 +0100 + +Hi, + +Here is a patch to address these problems: + +http://lists.gnu.org/archive/html/bug-bash/2004-07/msg00294.html +http://lists.gnu.org/archive/html/bug-bash/2004-07/msg00296.html + +It works well for me at least. + +Tim. + +--- bash-3.0/subst.c.multibyteifs 2004-08-20 15:22:48.366497771 +0100 ++++ bash-3.0/subst.c 2004-08-20 18:13:30.833624616 +0100 +@@ -124,7 +124,12 @@ + SHELL_VAR *ifs_var; + char *ifs_value; + unsigned char ifs_cmap[UCHAR_MAX + 1]; ++#if defined (HANDLE_MULTIBYTE) ++unsigned char ifs_firstc[MB_LEN_MAX]; ++size_t ifs_firstc_len; ++#else + unsigned char ifs_firstc; ++#endif + + /* Extern functions and variables from different files. */ + extern int last_command_exit_value, last_command_exit_signal; +@@ -862,8 +867,14 @@ + char *charlist; + { + register int i = *sindex; ++ size_t slen; ++#if defined (HANDLE_MULTIBYTE) ++ size_t clen; ++ wchar_t *wcharlist = NULL; ++#endif + int c; + char *temp; ++ DECLARE_MBSTATE; + + if (charlist[0] == '\'' && charlist[1] == '\0') + { +@@ -872,18 +883,65 @@ + return temp; + } + +- for (i = *sindex; c = string[i]; i++) ++ slen = strlen (string + *sindex) + *sindex; ++ i = *sindex; ++#if defined (HANDLE_MULTIBYTE) ++ clen = strlen (charlist); ++#endif ++ while ((c = string[i])) + { ++#if defined (HANDLE_MULTIBYTE) ++ size_t mblength; ++#endif ++ + if (c == CTLESC) + { +- i++; ++ i += 2; + continue; + } + ++#if defined (HANDLE_MULTIBYTE) ++ mblength = mblen (string + i, slen - i); ++ if (mblength > 1) ++ { ++ wchar_t wc; ++ size_t mblength = mbtowc (&wc, string + i, slen - i); ++ if (MB_INVALIDCH (mblength)) ++ { ++ if (MEMBER (c, charlist)) ++ break; ++ } ++ else ++ { ++ if (!wcharlist) ++ { ++ size_t len = mbstowcs (wcharlist, charlist, 0); ++ if (len == -1) ++ len = 0; ++ wcharlist = xmalloc (sizeof (wchar_t) * (len + 1)); ++ mbstowcs (wcharlist, charlist, 1 + len); ++ } ++ ++ if (wcschr (wcharlist, wc)) ++ { ++ break; ++ } ++ } ++ } ++ else ++#endif ++ + if (MEMBER (c, charlist)) + break; ++ ++ ADVANCE_CHAR (string, slen, i); + } + ++#if defined (HANDLE_MULTIBYTE) ++ if (wcharlist) ++ free (wcharlist); ++#endif ++ + temp = substring (string, *sindex, i); + *sindex = i; + +@@ -1456,11 +1514,36 @@ + d2 = 0; + if (delims) + { +- d2 = (char *)xmalloc (strlen (delims) + 1); +- for (i = ts = 0; delims[i]; i++) ++ size_t slength = strlen (delims); ++#if defined (HANDLE_MULTIBYTE) ++ size_t mblength = 1; ++ DECLARE_MBSTATE; ++#endif ++ ++ d2 = (char *)xmalloc (slength + 1); ++ i = ts = 0; ++ while (delims[i]) + { ++#if defined (HANDLE_MULTIBYTE) ++ mbstate_t state_bak = state; ++ mblength = mbrlen (delims + i, slength, &state); ++ ++ if (MB_INVALIDCH (mblength)) ++ state = state_bak; ++ else if (mblength != 1) ++ { ++ memcpy (d2 + ts, delims + i, mblength); ++ ts += mblength; ++ i += mblength; ++ slength -= mblength; ++ continue; ++ } ++#endif ++ + if (whitespace(delims[i]) == 0) + d2[ts++] = delims[i]; ++ i++; ++ slength--; + } + d2[ts] = '\0'; + } +@@ -1654,10 +1737,19 @@ + string_list_dollar_star (list) + WORD_LIST *list; + { ++#if defined (HANDLE_MULTIBYTE) ++ char sep[MB_CUR_MAX + 1]; ++#else + char sep[2]; ++#endif + ++#if defined (HANDLE_MULTIBYTE) ++ memcpy (sep, ifs_firstc, ifs_firstc_len); ++ sep[ifs_firstc_len] = '\0'; ++#else + sep[0] = ifs_firstc; + sep[1] = '\0'; ++#endif + + return (string_list_internal (list, sep)); + } +@@ -1676,14 +1768,41 @@ + WORD_LIST *list; + int quoted; + { +- char *ifs, sep[2]; ++ char *ifs; ++#if defined (HANDLE_MULTIBYTE) ++ char sep[MB_CUR_MAX + 1]; ++#else ++ char sep[2]; ++#endif + WORD_LIST *tlist; + + /* XXX this could just be ifs = ifs_value; */ + ifs = ifs_var ? value_cell (ifs_var) : (char *)0; + ++#if defined (HANDLE_MULTIBYTE) ++ if (ifs && *ifs) ++ { ++ size_t mblength = mblen (ifs, strnlen (ifs, MB_CUR_MAX)); ++ if (MB_INVALIDCH (mblength)) ++ { ++ sep[0] = *ifs; ++ sep[1] = '\0'; ++ } ++ else ++ { ++ memcpy (sep, ifs, mblength); ++ sep[mblength] = '\0'; ++ } ++ } ++ else ++ { ++ sep[0] = ' '; ++ sep[1] = '\0'; ++ } ++#else + sep[0] = (ifs == 0 || *ifs == 0) ? ' ' : *ifs; + sep[1] = '\0'; ++#endif + + tlist = ((quoted & (Q_HERE_DOCUMENT|Q_DOUBLE_QUOTES)) || (ifs && *ifs == 0)) + ? quote_list (list) +@@ -1732,6 +1851,7 @@ + WORD_DESC *t; + char *current_word, *s; + int sindex, sh_style_split, whitesep; ++ size_t slen = 0; + + if (!string || !*string) + return ((WORD_LIST *)NULL); +@@ -1805,7 +1925,12 @@ + + /* Move past the current separator character. */ + if (string[sindex]) +- sindex++; ++ { ++ DECLARE_MBSTATE; ++ if (!slen) ++ slen = strlen (string); ++ ADVANCE_CHAR (string, slen, sindex); ++ } + + /* Now skip sequences of space, tab, or newline characters if they are + in the list of separators. */ +@@ -6796,7 +6921,27 @@ + ifs_cmap[uc] = 1; + } + ++#if defined (HANDLE_MULTIBYTE) ++ if (!ifs_value) ++ { ++ ifs_firstc[0] = '\0'; ++ ifs_firstc_len = 1; ++ } ++ else ++ { ++ size_t ifs_len = strnlen (ifs_value, MB_CUR_MAX); ++ ifs_firstc_len = mblen (ifs_value, ifs_len); ++ if (MB_INVALIDCH (ifs_firstc_len)) ++ { ++ ifs_firstc[0] = '\0'; ++ ifs_firstc_len = 1; ++ } ++ else ++ memcpy (ifs_firstc, ifs_value, ifs_firstc_len); ++ } ++#else + ifs_firstc = ifs_value ? *ifs_value : 0; ++#endif + } + + char * +--- bash-3.0/subst.h.multibyteifs 2004-08-20 15:51:08.301074583 +0100 ++++ bash-3.0/subst.h 2004-08-20 15:51:39.070206473 +0100 +@@ -231,7 +231,12 @@ + extern SHELL_VAR *ifs_var; + extern char *ifs_value; + extern unsigned char ifs_cmap[]; ++#if defined (HANDLE_MULTIBYTE) ++extern unsigned char ifs_firstc[]; ++extern size_t ifs_firstc_len; ++#else + extern unsigned char ifs_firstc; ++#endif + + /* Evaluates to 1 if C is a character in $IFS. */ + #define isifs(c) (ifs_cmap[(unsigned char)(c)] != 0) |