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-rw-r--r--src/matchbox.c222
1 files changed, 171 insertions, 51 deletions
diff --git a/src/matchbox.c b/src/matchbox.c
index 2d1ab06..6b8290d 100644
--- a/src/matchbox.c
+++ b/src/matchbox.c
@@ -15,37 +15,22 @@
******************************************************/
+#include "zexy.h"
-/*
-OSC pattern matching code was written by Matt Wright,
-The Center for New Music and Audio Technologies,
-University of California, Berkeley. Copyright (c) 1998,99,2000,01,02,03,04
-The Regents of the University of California (Regents).
-
-Permission to use, copy, modify, distribute, and distribute modified versions
-of this software and its documentation without fee and without a signed
-licensing agreement, is hereby granted, provided that the above copyright
-notice, this paragraph and the following two paragraphs appear in all copies,
-modifications, and distributions.
-
-IN NO EVENT SHALL REGENTS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
-SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING
-OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF REGENTS HAS
-BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-REGENTS SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-PURPOSE. THE SOFTWARE AND ACCOMPANYING DOCUMENTATION, IF ANY, PROVIDED
-HEREUNDER IS PROVIDED "AS IS". REGENTS HAS NO OBLIGATION TO PROVIDE
-MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
-
-The OSC webpage is http://cnmat.cnmat.berkeley.edu/OpenSoundControl
-*/
+#define MATCHBOX_EXACT 0
+#define MATCHBOX_OSC 1
-#include "zexy.h"
+#ifdef HAVE_REGEX_H
+# include <sys/types.h>
+# include <regex.h>
+#define MATCHBOX_REGEX 2
+#endif
#include <string.h>
+#define FALSE 0
+#define TRUE 1
+
/*
* matchbox : see whether a regular expression matches the given symbol
*/
@@ -56,9 +41,6 @@ The OSC webpage is http://cnmat.cnmat.berkeley.edu/OpenSoundControl
static t_class *matchbox_class;
-#define MATCHBOX_EXACT 0
-#define MATCHBOX_OSC 1
-
typedef struct _listlist {
int argc;
@@ -131,18 +113,42 @@ static int atommatch_exact(t_atom*pattern, t_atom*atom) {
return pattern==atom;
}
} else {
- post("types don't match!");
- return 0;
+ //post("types don't match!");
+ return FALSE;
}
- return 0;
+ return TRUE;
}
#ifdef MATCHBOX_OSC /* OSC */
+/*
+OSC pattern matching code was written by Matt Wright,
+The Center for New Music and Audio Technologies,
+University of California, Berkeley. Copyright (c) 1998,99,2000,01,02,03,04
+The Regents of the University of California (Regents).
+
+Permission to use, copy, modify, distribute, and distribute modified versions
+of this software and its documentation without fee and without a signed
+licensing agreement, is hereby granted, provided that the above copyright
+notice, this paragraph and the following two paragraphs appear in all copies,
+modifications, and distributions.
+
+IN NO EVENT SHALL REGENTS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
+SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING
+OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF REGENTS HAS
+BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+REGENTS SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+PURPOSE. THE SOFTWARE AND ACCOMPANYING DOCUMENTATION, IF ANY, PROVIDED
+HEREUNDER IS PROVIDED "AS IS". REGENTS HAS NO OBLIGATION TO PROVIDE
+MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+
+The OSC webpage is http://cnmat.cnmat.berkeley.edu/OpenSoundControl
+*/
+
#define OSCWarning post
-#define FALSE 0
-#define TRUE 1
static int OSC_MatchBrackets (const char *pattern, const char *test, const char*theWholePattern);
static int OSC_MatchList (const char *pattern, const char *test, const char*theWholePattern);
@@ -169,7 +175,7 @@ static int OSC_PatternMatch (const char * pattern, const char * test, const cha
}
case ']' :
case '}' :
- OSCWarning("Spurious %c in pattern \".../%s/...\"",pattern[0], theWholePattern);
+ z_verbose(1, "Spurious %c in pattern \".../%s/...\"",pattern[0], theWholePattern);
return FALSE;
case '[' :
return OSC_MatchBrackets (pattern,test, theWholePattern);
@@ -192,7 +198,6 @@ static int OSC_PatternMatch (const char * pattern, const char * test, const cha
}
}
-
/* we know that pattern[0] == '[' and test[0] != 0 */
static int OSC_MatchBrackets (const char *pattern, const char *test, const char*theWholePattern) {
@@ -201,7 +206,7 @@ static int OSC_MatchBrackets (const char *pattern, const char *test, const char*
const char *p = pattern;
if (pattern[1] == 0) {
- OSCWarning("Unterminated [ in pattern \".../%s/...\"", theWholePattern);
+ z_verbose(1, "Unterminated [ in pattern \".../%s/...\"", theWholePattern);
return FALSE;
}
@@ -212,7 +217,7 @@ static int OSC_MatchBrackets (const char *pattern, const char *test, const char*
while (*p != ']') {
if (*p == 0) {
- OSCWarning("Unterminated [ in pattern \".../%s/...\"", theWholePattern);
+ z_verbose(1, "Unterminated [ in pattern \".../%s/...\"", theWholePattern);
return FALSE;
}
if (p[1] == '-' && p[2] != 0) {
@@ -237,7 +242,7 @@ static int OSC_MatchBrackets (const char *pattern, const char *test, const char*
while (*p != ']') {
if (*p == 0) {
- OSCWarning("Unterminated [ in pattern \".../%s/...\"", theWholePattern);
+ z_verbose(1, "Unterminated [ in pattern \".../%s/...\"", theWholePattern);
return FALSE;
}
p++;
@@ -252,7 +257,7 @@ static int OSC_MatchList (const char *pattern, const char *test, const char* the
for(restOfPattern = pattern; *restOfPattern != '}'; restOfPattern++) {
if (*restOfPattern == 0) {
- OSCWarning("Unterminated { in pattern \".../%s/...\"", theWholePattern);
+ z_verbose(1, "Unterminated { in pattern \".../%s/...\"", theWholePattern);
return FALSE;
}
}
@@ -332,6 +337,107 @@ static int atommatch_osc(t_atom*pattern, t_atom*test) {
#endif /* OSC */
+#ifdef MATCHBOX_REGEX
+static int atommatch_regex(regex_t*pattern, t_atom*test) {
+ int result=FALSE;
+ char*s_test=0;
+ int test_size=0;
+
+ if(0==pattern)return FALSE;
+ if(0==test) return FALSE;
+
+ if(test->a_type==A_SYMBOL) {
+ s_test=test->a_w.w_symbol->s_name;
+ } else {
+ test_size=sizeof(char)*MAXPDSTRING;
+ s_test=(char*)getbytes(test_size);
+ atom_string(test, s_test, test_size);
+ }
+
+ result=!(regexec(pattern, s_test, 0, 0, 0));
+
+ if(test_size>0) {
+ freebytes(s_test, test_size);
+ s_test=0; test_size=0;
+ }
+
+ return result;
+}
+
+static int listmatch_regex(int p_argc, regex_t**pattern, int t_argc, t_atom*test) {
+ /* match the patterns to the test */
+ int argc=p_argc;
+ if(p_argc!=t_argc)
+ return FALSE;
+
+ while(argc--) {
+ if(FALSE==atommatch_regex(*pattern++, test++)) {
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+}
+
+static t_listlist*matchlistlist_regex(unsigned int*numresults, t_listlist*searchlist, int p_argc, t_atom*p_argv, int flags) {
+ regex_t**regexpressions=0;
+ t_listlist*matchinglist=0, *sl;
+ int i=0;
+ flags|=REG_EXTENDED;
+
+ int num=0;
+
+ /* 1st compile the patterns */
+ regexpressions=(regex_t**)getbytes(sizeof(regex_t*)*p_argc);
+ for(i=0; i<p_argc; i++) {
+ char*s_pattern=0;
+ int pattern_size=0;
+ t_atom*pattern=p_argv+i;
+ if(pattern->a_type==A_SYMBOL) {
+ s_pattern=pattern->a_w.w_symbol->s_name;
+ } else {
+ pattern_size=sizeof(char)*MAXPDSTRING;
+ s_pattern=(char*)getbytes(pattern_size);
+ atom_string(pattern, s_pattern, pattern_size);
+ }
+ regexpressions[i]=(regex_t*)getbytes(sizeof(regex_t));
+ if(regcomp(regexpressions[i], s_pattern, flags)) {
+ z_verbose(1, "[matchbox]: invalid regular expression: %s", s_pattern);
+ if(regexpressions[i])freebytes(regexpressions[i], sizeof(regex_t));
+ regexpressions[i]=0;
+ }
+ if(pattern_size>0) {
+ freebytes(s_pattern, pattern_size);
+ s_pattern=0; pattern_size=0;
+ }
+ }
+
+ /* match the patterns to the tests */
+ for(sl=searchlist; 0!=sl; sl=sl->next) {
+ if(TRUE==listmatch_regex(p_argc, regexpressions, sl->argc, sl->argv)) {
+ matchinglist=addlistlist(matchinglist, sl->argc, sl->argv);
+ num++;
+ }
+ }
+
+ /* clear the patterns */
+ for(i=0; i<p_argc; i++) {
+ if(regexpressions[i]){
+ regfree(regexpressions[i]);
+ freebytes(regexpressions[i], sizeof(regex_t));
+ }
+ }
+ freebytes(regexpressions, sizeof(regex_t*)*p_argc);
+
+ /* return the result */
+ if(numresults!=0)
+ *numresults=num;
+ return matchinglist;
+}
+#endif /* MATCHBOX_REGEX */
+
+
+
static int matchbox_atommatch(t_atom*pattern, t_atom*atom, int mode) {
@@ -350,20 +456,27 @@ static int matchlist(int argc_pattern, t_atom*argv_pattern,
int i=0;
if(argc!=argc_pattern)
- return 0;
+ return FALSE;
for(i=0; i<argc; i++) {
if(0==matchbox_atommatch(argv_pattern+i, argv+i, mode))
- return 0;
+ return FALSE;
}
-
- return 1;
+
+ return TRUE;
}
static t_listlist*matchlistlist(unsigned int*numresults, t_listlist*searchlist, int p_argc, t_atom*p_argv, int mode) {
unsigned int num=0;
t_listlist*matchinglist=0, *sl;
+ /* extra handling of regex matching (because we want to compile only once */
+#ifdef MATCHBOX_REGEX
+ if(MATCHBOX_REGEX==mode) {
+ matchinglist=matchlistlist_regex(&num, searchlist, p_argc, p_argv, 0);
+ } else
+#endif /* MATCHBOX_REGEX */
+ /* normal matching */
for(sl=searchlist; 0!=sl; sl=sl->next) {
if(matchlist(p_argc, p_argv, sl->argc, sl->argv, mode)) {
matchinglist=addlistlist(matchinglist, sl->argc, sl->argv);
@@ -432,18 +545,26 @@ static void matchbox_clear(t_matchbox*x) {
static void matchbox_mode(t_matchbox*x, t_symbol*s) {
- if (gensym("OSC")==s)
- x->x_mode=MATCHBOX_OSC;
- else if(gensym("==")==s)
+ if(gensym("==")==s)
x->x_mode=MATCHBOX_EXACT;
- else {
+ else if (gensym("OSC")==s) {
+#ifdef MATCHBOX_OSC
+ x->x_mode=MATCHBOX_OSC;
+#else
+ pd_error(x, "[matchbox] has been compiled without 'OSC' support; ignoring your request");
+#endif /* MATCHBOX_OSC */
+ } else if(gensym("regex")==s) {
+#ifdef MATCHBOX_REGEX
+ x->x_mode=MATCHBOX_REGEX;
+#else
+ pd_error(x, "[matchbox] has been compiled without 'regex' support; ignoring your request");
+#endif /* MATCHBOX_REGEX */
+ } else {
pd_error(x, "mode '%s' is unknown, switching to 'exact' mode", s->s_name);
x->x_mode=MATCHBOX_EXACT;
}
}
-
-
static void *matchbox_new(t_symbol *s, int argc, t_atom*argv)
{
t_matchbox *x = (t_matchbox *)pd_new(matchbox_class);
@@ -484,7 +605,6 @@ void matchbox_setup(void)
#endif /* MATCHBOX_OSC */
-
matchbox_class = class_new(gensym("matchbox"), (t_newmethod)matchbox_new,
(t_method)matchbox_free, sizeof(t_matchbox), 0, A_GIMME, 0);
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-27 05:09:01 +0000