path: root/community/inotify-tools-inc/add-include-regex.patch

### adapted from https://github.com/rvoicilas/inotify-tools/pull/28 ###
diff -urp inotify-tools-3.14/libinotifytools/src/inotifytools/inotifytools.h inotify-tools.new/libinotifytools/src/inotifytools/inotifytools.h
--- inotify-tools-3.14/libinotifytools/src/inotifytools/inotifytools.h	2010-03-12 13:53:46.000000000 +0000
+++ inotify-tools.new/libinotifytools/src/inotifytools/inotifytools.h	2015-05-10 02:22:22.971561931 +0000
@@ -28,7 +28,7 @@ int inotifytools_watch_recursively_with_
                                                  int events,
                                                  char const ** exclude_list );
                                                  // [UH]
-int inotifytools_ignore_events_by_regex( char const *pattern, int flags );
+int inotifytools_ignore_events_by_regex( char const *pattern, int flags, int invert );
 struct inotify_event * inotifytools_next_event( int timeout );
 struct inotify_event * inotifytools_next_events( int timeout, int num_events );
 int inotifytools_error();
diff -urp inotify-tools-3.14/libinotifytools/src/inotifytools.c inotify-tools.new/libinotifytools/src/inotifytools.c
--- inotify-tools-3.14/libinotifytools/src/inotifytools.c	2010-03-12 13:53:46.000000000 +0000
+++ inotify-tools.new/libinotifytools/src/inotifytools.c	2015-05-10 02:21:08.839560752 +0000
@@ -149,6 +149,7 @@ static int error = 0;
 static int init = 0;
 static char* timefmt = 0;
 static regex_t* regex = 0;
+static int invert_regex = 0;
 
 int isdir( char const * path );
 void record_stats( struct inotify_event const * event );
@@ -1103,12 +1104,14 @@ struct inotify_event * inotifytools_next
 	static ssize_t bytes;
 	static jmp_buf jmp;
 	static char match_name[MAX_STRLEN];
+	static int rv;
 
 #define RETURN(A) {\
 	if (regex) {\
 		inotifytools_snprintf(match_name, MAX_STRLEN, A, "%w%f");\
-		if (0 == regexec(regex, match_name, 0, 0, 0)) {\
-			longjmp(jmp,0);\
+		rv = regexec(regex, match_name, 0, 0, 0); \
+		if ((!invert_regex && 0 == rv) || (invert_regex && 0 != rv)) { \
+			longjmp(jmp,0); \
 		}\
 	}\
 	if ( collect_stats ) {\
@@ -1999,7 +2002,7 @@ int inotifytools_get_max_user_watches()
  * events occur.  If the regular expression matches, the matched event will be
  * ignored.
  */
-int inotifytools_ignore_events_by_regex( char const *pattern, int flags ) {
+int inotifytools_ignore_events_by_regex( char const *pattern, int flags, int invert ) {
 	if (!pattern) {
 		if (regex) {
 			regfree(regex);
@@ -2013,7 +2016,10 @@ int inotifytools_ignore_events_by_regex(
 	else       { regex = (regex_t *)malloc(sizeof(regex_t)); }
 
 	int ret = regcomp(regex, pattern, flags | REG_NOSUB);
-	if (0 == ret) return 1;
+	if (0 == ret) {
+        invert_regex = invert;
+        return 1;
+	}
 
 	regfree(regex);
 	free(regex);

diff -urp inotify-tools-3.14/src/inotifywait.c inotify-tools.new/src/inotifywait.c
--- inotify-tools-3.14/src/inotifywait.c	2010-03-12 13:53:46.000000000 +0000
+++ inotify-tools.new/src/inotifywait.c	2015-05-10 16:53:20.384393049 +0000
@@ -48,7 +48,9 @@ bool parse_opts(
   char ** fromfile,
   char ** outfile,
   char ** regex,
-  char ** iregex
+  char ** iregex,
+  char ** include_regex,
+  char ** include_iregex
 );
 
 void print_help();
@@ -157,16 +159,29 @@ int main(int argc, char ** argv)
 	char * outfile = NULL;
 	char * regex = NULL;
 	char * iregex = NULL;
+	char * include_regex = NULL;
+	char * include_iregex = NULL;
+	bool invert_regex = false;
 	pid_t pid;
     int fd;
 
 	// Parse commandline options, aborting if something goes wrong
 	if ( !parse_opts(&argc, &argv, &events, &monitor, &quiet, &timeout,
-	                 &recursive, &csv, &daemon, &syslog, &format, &timefmt, 
-                         &fromfile, &outfile, &regex, &iregex) ) {
+			&recursive, &csv, &daemon, &syslog, &format, &timefmt,
+			&fromfile, &outfile, &regex, &iregex, &include_regex, &include_iregex) ) {
 		return EXIT_FAILURE;
 	}
 
+	if (include_regex) {
+		regex = include_regex;
+		invert_regex = true;
+	}
+
+	if (include_iregex) {
+		iregex = include_iregex;
+		invert_regex = true;
+	}
+
 	if ( !inotifytools_initialize() ) {
 		fprintf(stderr, "Couldn't initialize inotify.  Are you running Linux "
 		                "2.6.13 or later, and was the\n"
@@ -180,11 +195,11 @@ int main(int argc, char ** argv)
 
 	if ( timefmt ) inotifytools_set_printf_timefmt( timefmt );
 	if (
-		(regex && !inotifytools_ignore_events_by_regex(regex, REG_EXTENDED) ) ||
+		(regex && !inotifytools_ignore_events_by_regex(regex, REG_EXTENDED, invert_regex) ) ||
 		(iregex && !inotifytools_ignore_events_by_regex(iregex, REG_EXTENDED|
-		                                                        REG_ICASE))
+									REG_ICASE, invert_regex))
 	) {
-		fprintf(stderr, "Error in `exclude' regular expression.\n");
+		fprintf(stderr, "Error in `exclude' or `include' regular expression.\n");
 		return EXIT_FAILURE;
 	}
 
@@ -423,18 +438,20 @@ bool parse_opts(
   char ** fromfile,
   char ** outfile,
   char ** regex,
-  char ** iregex
+  char ** iregex,
+  char ** include_regex,
+  char ** include_iregex
 ) {
 	assert( argc ); assert( argv ); assert( events ); assert( monitor );
 	assert( quiet ); assert( timeout ); assert( csv ); assert( daemon );
-	assert( syslog ); assert( format ); assert( timefmt ); assert( fromfile ); 
+	assert( syslog ); assert( format ); assert( timefmt ); assert( fromfile );
 	assert( outfile ); assert( regex ); assert( iregex );
 
 	// Short options
 	char * opt_string = "mrhcdsqt:fo:e:";
 
 	// Construct array
-	struct option long_opts[17];
+	struct option long_opts[19];
 
 	// --help
 	long_opts[0].name = "help";
@@ -520,11 +537,21 @@ bool parse_opts(
 	long_opts[15].has_arg = 1;
 	long_opts[15].flag = NULL;
 	long_opts[15].val = (int)'b';
+	// --include
+	long_opts[16].name = "include";
+	long_opts[16].has_arg = 1;
+	long_opts[16].flag = NULL;
+	long_opts[16].val = (int)'j';
+	// --includei
+	long_opts[17].name = "includei";
+	long_opts[17].has_arg = 1;
+	long_opts[17].flag = NULL;
+	long_opts[17].val = (int)'k';
 	// Empty last element
-	long_opts[16].name = 0;
-	long_opts[16].has_arg = 0;
-	long_opts[16].flag = 0;
-	long_opts[16].val = 0;
+	long_opts[18].name = 0;
+	long_opts[18].has_arg = 0;
+	long_opts[18].flag = 0;
+	long_opts[18].val = 0;
 
 	// Get first option
 	char curr_opt = getopt_long(*argc, *argv, opt_string, long_opts, NULL);
@@ -604,6 +631,16 @@ bool parse_opts(
 				(*iregex) = optarg;
 				break;
 
+			// --include
+			case 'j':
+				(*include_regex) = optarg;
+				break;
+
+			// --includei
+			case 'k':
+				(*include_iregex) = optarg;
+				break;
+
 			// --fromfile
 			case 'z':
 				if (*fromfile) {
@@ -671,6 +708,16 @@ bool parse_opts(
 		return false;
 	}
 
+	if ( *include_regex && *include_iregex ) {
+		fprintf(stderr, "--include and --includei cannot both be specified.\n");
+		return false;
+	}
+
+	if ( ( *include_regex || *include_iregex ) && ( *regex || *iregex ) ) {
+		fprintf(stderr, "Cannot use include and exclude options simultaneously.\n");
+		return false;
+	}
+
 	if ( *format && *csv ) {
 		fprintf(stderr, "-c and --format cannot both be specified.\n");
 		return false;
@@ -715,6 +762,11 @@ void print_help()
 	       "\t              \textended regular expression <pattern>.\n");
 	printf("\t--excludei <pattern>\n"
 	       "\t              \tLike --exclude but case insensitive.\n");
+	printf("\t--include <pattern>\n"
+	       "\t              \tInclude all events on only those files matching\n"
+	       "\t              \tthe extended regular expression <pattern>.\n");
+	printf("\t--includei <pattern>\n"
+	       "\t              \tLike --include but case insensitive.\n");
 	printf("\t-m|--monitor  \tKeep listening for events forever.  Without\n"
 	       "\t              \tthis option, inotifywait will exit after one\n"
 	       "\t              \tevent is received.\n");
diff -urp inotify-tools-3.14/src/inotifywatch.c inotify-tools.new/src/inotifywatch.c
--- inotify-tools-3.14/src/inotifywatch.c	2010-03-12 13:53:46.000000000 +0000
+++ inotify-tools.new/src/inotifywatch.c	2015-05-10 16:51:40.060391453 +0000
@@ -43,7 +43,9 @@ bool parse_opts(
   int * recursive,
   char ** fromfile,
   char ** regex,
-  char ** iregex
+  char ** iregex,
+  char ** include_regex,
+  char ** include_iregex
 );
 
 void print_help();
@@ -91,21 +93,34 @@ int main(int argc, char ** argv)
 	done = false;
 	char * regex = NULL;
 	char * iregex = NULL;
+	char * include_regex = NULL;
+	char * include_iregex = NULL;
+	bool invert_regex = false;
 
 	signal( SIGINT, handle_impatient_user );
 
 	// Parse commandline options, aborting if something goes wrong
 	if ( !parse_opts( &argc, &argv, &events, &timeout, &verbose, &zero, &sort,
-	                 &recursive, &fromfile, &regex, &iregex ) ) {
+			&recursive, &fromfile, &regex, &iregex, &include_regex, &include_iregex ) ) {
 		return EXIT_FAILURE;
 	}
 
+	if (include_regex) {
+		regex = include_regex;
+		invert_regex = true;
+	}
+
+	if (include_iregex) {
+		iregex = include_iregex;
+		invert_regex = true;
+	}
+
 	if (
-		(regex && !inotifytools_ignore_events_by_regex(regex, REG_EXTENDED) ) ||
+		(regex && !inotifytools_ignore_events_by_regex(regex, REG_EXTENDED, invert_regex) ) ||
 		(iregex && !inotifytools_ignore_events_by_regex(iregex, REG_EXTENDED|
-		                                                        REG_ICASE))
+									REG_ICASE, invert_regex))
 	) {
-		fprintf(stderr, "Error in `exclude' regular expression.\n");
+		fprintf(stderr, "Error in `exclude' or `include' regular expression.\n");
 		return EXIT_FAILURE;
 	}
 
@@ -390,7 +405,9 @@ bool parse_opts(
   int * recursive,
   char ** fromfile,
   char ** regex,
-  char ** iregex
+  char ** iregex,
+  char ** include_regex,
+  char ** include_iregex
 ) {
 	assert( argc ); assert( argv ); assert( events ); assert( timeout );
 	assert( verbose ); assert( zero ); assert( sort ); assert( recursive );
@@ -400,7 +417,7 @@ bool parse_opts(
 	char * opt_string = "hra:d:zve:t:";
 
 	// Construct array
-	struct option long_opts[12];
+	struct option long_opts[14];
 
 	// --help
 	long_opts[0].name = "help";
@@ -460,11 +477,21 @@ bool parse_opts(
 	long_opts[10].has_arg = 1;
 	long_opts[10].flag = NULL;
 	long_opts[10].val = (int)'b';
+	// --include
+	long_opts[11].name = "include";
+	long_opts[11].has_arg = 1;
+	long_opts[11].flag = NULL;
+	long_opts[11].val = (int)'j';
+	// --includei
+	long_opts[12].name = "includei";
+	long_opts[12].has_arg = 1;
+	long_opts[12].flag = NULL;
+	long_opts[12].val = (int)'k';
 	// Empty last element
-	long_opts[11].name = 0;
-	long_opts[11].has_arg = 0;
-	long_opts[11].flag = 0;
-	long_opts[11].val = 0;
+	long_opts[13].name = 0;
+	long_opts[13].has_arg = 0;
+	long_opts[13].flag = 0;
+	long_opts[13].val = 0;
 
 	// Get first option
 	char curr_opt = getopt_long(*argc, *argv, opt_string, long_opts, NULL);
@@ -506,6 +533,16 @@ bool parse_opts(
 				(*iregex) = optarg;
 				break;
 
+			// --include
+			case 'j':
+				(*include_regex) = optarg;
+				break;
+
+			// --includei
+			case 'k':
+				(*include_iregex) = optarg;
+				break;
+
 			// --fromfile
 			case 'o':
 				if (*fromfile) {
@@ -625,6 +662,16 @@ bool parse_opts(
 		return false;
 	}
 
+	if ( *include_regex && *include_iregex ) {
+		fprintf(stderr, "--include and --includei cannot both be specified.\n");
+		return false;
+	}
+
+	if ( ( *include_regex || *include_iregex ) && ( *regex || *iregex ) ) {
+		fprintf(stderr, "Cannot use include and exclude options simultaneously.\n");
+		return false;
+	}
+
 	// If ? returned, invalid option
 	return (curr_opt != '?');
 }
@@ -647,6 +694,11 @@ void print_help()
 	       "\t\texpression <pattern>.\n");
 	printf("\t--excludei <pattern>\n"
 	       "\t\tLike --exclude but case insensitive.\n");
+	printf("\t--include <pattern>\n"
+	       "\t\tInclude all events only those files matching the extended\n"
+	       "\t\tregular expression <pattern>.\n");
+	printf("\t--includei <pattern>\n"
+	       "\t\tLike --include but case insensitive.\n");
 	printf("\t-z|--zero\n"
 	       "\t\tIn the final table of results, output rows and columns even\n"
 	       "\t\tif they consist only of zeros (the default is to not output\n"