summaryrefslogtreecommitdiff
path: root/libraries/goffice0.8/disable-linking-pcre.patch
blob: c50fa6ef5d97273bf36319f68b05d592c1a2890d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
From 5557838e5f2d8d6e4022168785a7b8cdfee08c25 Mon Sep 17 00:00:00 2001
From: Alexandre Rostovtsev <tetromino@gentoo.org>
Date: Fri, 20 Apr 2012 14:57:59 -0400
Subject: [PATCH] Drop pcre workaround for <glib-2.15.1

For unknown reason, it sometimes gets enabled even onmodern systems,
causing problems.

https://bugzilla.gnome.org/show_bug.cgi?id=670316
---
 configure.in            |   24 +----------
 goffice/utils/regutf8.c |  106 -----------------------------------------------
 2 files changed, 1 insertions(+), 129 deletions(-)

diff --git a/configure.in b/configure.in
index fd40d53..62e299d 100644
--- a/configure.in
+++ b/configure.in
@@ -93,7 +93,7 @@ PKG_PROG_PKG_CONFIG
 
 dnl *****************************
 goffice_reqs="
-	glib-2.0		>= 2.8.0
+	glib-2.0		>= 2.16.0
 	gobject-2.0		>= 2.16.0
 	gmodule-2.0		>= 2.16.0
 	gio-2.0			>= 2.16.0
@@ -492,13 +492,6 @@ SAVE_CFLAGS=$CFLAGS
 SAVE_LIBS=$LIBS
 CFLAGS="$CFLAGS $GOFFICE_CFLAGS"
 LIBS="$GOFFICE_LIBS $LIBS"
-AC_MSG_CHECKING([for G_REGEX_ERROR_STRAY_BACKSLASH])
-AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <glib/gregex.h>]], [[GRegexError error=G_REGEX_ERROR_STRAY_BACKSLASH;]])],
-               [AC_DEFINE(HAVE_G_REGEX_ERROR_STRAY_BACKSLASH, 1, [Define if G_REGEX_ERROR_STRAY_BACKSLASH is defined])
-	        glib_has_G_REGEX_ERROR_STRAY_BACKSLASH=yes
-                AC_MSG_RESULT(yes)],
-               [AC_MSG_RESULT(no)
-	        glib_has_G_REGEX_ERROR_STRAY_BACKSLASH=no])
 if test "x$goffice_with_gtk" = "xtrue" ; then
   AC_CHECK_FUNCS(gtk_dialog_get_response_for_widget)
   AC_CHECK_FUNCS(gtk_widget_set_tooltip_text gtk_tool_item_set_tooltip_text,
@@ -511,21 +504,6 @@ if test $gtk_disable_deprecated = yes; then
   CFLAGS="$CFLAGS -DGTK_DISABLE_DEPRECATED"
 fi
 
-if test "x$glib_has_G_REGEX_ERROR_STRAY_BACKSLASH" = "xno"; then
-  dnl Check for working pcre
-  AC_CHECK_HEADER(pcre.h,[], AC_MSG_ERROR([Header files for PCRE were not found]))
-  AC_CHECK_LIB(pcre,pcre_compile2,[], AC_MSG_ERROR([The PCRE library is missing or too old]))
-  AC_MSG_CHECKING([for UTF-8 support in pcre])
-  if (pcretest -C 2>&1) | grep -i "^ *UTF-8 support" >/dev/null; then
-      AC_MSG_RESULT(yes)
-      LIBS="$LIBS -lpcre"
-      EXTRA_LIBS="$EXTRA_LIBS -lpcre"
-  else
-      AC_MSG_ERROR([The installed PCRE library is not configured for UTF-8 support.])
-  fi
-fi
-
-
 AC_DEFUN([GOFFICE_CHECK_FUNC],
 [AC_CHECK_FUNC([$1],
 	[],
diff --git a/goffice/utils/regutf8.c b/goffice/utils/regutf8.c
index bc4aae4..3f32dd6 100644
--- a/goffice/utils/regutf8.c
+++ b/goffice/utils/regutf8.c
@@ -7,9 +7,6 @@
 
 #include <goffice/goffice-config.h>
 #include "regutf8.h"
-#ifndef HAVE_G_REGEX_ERROR_STRAY_BACKSLASH
-#include <pcre.h>
-#endif
 #include "go-glib-extras.h"
 #include <gsf/gsf-impl-utils.h>
 #include <glib/gi18n-lib.h>
@@ -21,11 +18,7 @@ void
 go_regfree (GORegexp *gor)
 {
 	if (gor->ppcre) {
-#ifdef HAVE_G_REGEX_ERROR_STRAY_BACKSLASH
 		g_regex_unref (gor->ppcre);
-#else
-		pcre_free (gor->ppcre);
-#endif
 		gor->ppcre = NULL;
 	}
 }
@@ -70,7 +63,6 @@ go_regerror (int errcode, const GORegexp *gor, char *dst, size_t dstsize)
 int
 go_regcomp (GORegexp *gor, const char *pat, int cflags)
 {
-#ifdef HAVE_G_REGEX_ERROR_STRAY_BACKSLASH
 	GError *error = NULL;
 	GRegex *r;
 	int coptions =
@@ -119,47 +111,6 @@ go_regcomp (GORegexp *gor, const char *pat, int cflags)
 		gor->nosub = (cflags & GO_REG_NOSUB) != 0;
 		return 0;
 	}
-#else
-	const char *errorptr;
-	int errorofs, errorcode;
-	pcre *r;
-	int coptions =
-		PCRE_UTF8 |
-		PCRE_NO_UTF8_CHECK |
-		((cflags & GO_REG_ICASE) ? PCRE_CASELESS : 0) |
-		((cflags & GO_REG_NEWLINE) ? PCRE_MULTILINE : 0);
-
-	if (&pcre_compile2 == NULL) {
-		g_error ("libgoffice has been dynamically linked against a libpcre\n"
-				"that lacks the pcre_compile2 function.  This indicates a\n"
-				"distribution dependency problem.  Please report this at\n"
-				"bugzilla.gnome.org and for you distribution.");
-	}
-
-	gor->ppcre = r = pcre_compile2 (pat, coptions,
-			&errorcode, &errorptr, &errorofs,
-			NULL);
-
-	if (r == NULL) {
-		switch (errorcode) {
-		case 1: case 2: case 3: case 37: return GO_REG_EESCAPE;
-		case 4: case 5: return GO_REG_EBRACE;
-		case 6: return GO_REG_EBRACK;
-		case 7: case 30: return GO_REG_ECTYPE;
-		case 8: return GO_REG_ERANGE;
-		case 9: case 10: return GO_REG_BADRPT;
-		case 14: case 18: case 22: return GO_REG_EPAREN;
-		case 15: return GO_REG_ESUBREG;
-		case 19: case 20: return GO_REG_ESIZE;
-		case 21: return GO_REG_ESPACE;
-		default: return GO_REG_BADPAT;
-		}
-	} else {
-		gor->re_nsub = pcre_info (r, NULL, NULL);
-		gor->nosub = (cflags & GO_REG_NOSUB) != 0;
-		return 0;
-	}
-#endif
 	return 0;
 }
 
@@ -167,7 +118,6 @@ int
 go_regexec (const GORegexp *gor, const char *txt,
 	    size_t nmatch, GORegmatch *pmatch, int eflags)
 {
-#ifdef HAVE_G_REGEX_ERROR_STRAY_BACKSLASH
 	int eoptions =
 		((eflags & GO_REG_NOTBOL) ? G_REGEX_MATCH_NOTBOL : 0) |
 		((eflags & GO_REG_NOTEOL) ? G_REGEX_MATCH_NOTEOL : 0);
@@ -196,62 +146,6 @@ go_regexec (const GORegexp *gor, const char *txt,
 		g_match_info_free (match_info);
 
 	return matched ? GO_REG_NOERROR : GO_REG_NOMATCH;
-#else
-	size_t txtlen = strlen (txt);
-	int eoptions =
-		((eflags & GO_REG_NOTBOL) ? PCRE_NOTBOL : 0) |
-		((eflags & GO_REG_NOTEOL) ? PCRE_NOTEOL : 0);
-	int res;
-	int *offsets, *allocated;
-	int offsetcount;
-	if (gor->nosub)
-		nmatch = 0;
-
-	if (nmatch > 0) {
-		/* Paranoia.  */
-		if (nmatch >= G_MAXINT / sizeof (int) / 3)
-			return GO_REG_ESPACE;
-
-		offsetcount = nmatch * 3;
-		offsets = allocated = g_try_new (int, offsetcount);
-		if (!offsets)
-			return GO_REG_ESPACE;
-	} else {
-		offsets = allocated = NULL;
-		offsetcount = 0;
-	}
-
-	res = pcre_exec (gor->ppcre, NULL, txt, txtlen, 0, eoptions,
-			offsets, offsetcount);
-	if (res >= 0) {
-		int i;
-
-		if (res == 0) res = nmatch;
-
-		for (i = 0; i < res; i++) {
-			pmatch[i].rm_so = offsets[i * 2];
-			pmatch[i].rm_eo = offsets[i * 2 + 1];
-		}
-		for (; i < (int)nmatch; i++) {
-			pmatch[i].rm_so = -1;
-			pmatch[i].rm_eo = -1;
-		}
-		g_free (allocated);
-		return GO_REG_NOERROR;
-	}
-
-	g_free (allocated);
-	switch (res) {
-	case PCRE_ERROR_NOMATCH:
-		return GO_REG_NOMATCH;
-	case PCRE_ERROR_BADUTF8:
-	case PCRE_ERROR_BADUTF8_OFFSET:
-		/* POSIX doesn't seem to foresee this kind of error.  */
-		return GO_REG_BADPAT;
-	default:
-		return GO_REG_ESPACE;
-	}
-#endif
 }
 
 /* ------------------------------------------------------------------------- */
-- 
1.7.8.5