From ddbabaa3b659bed9dcf5c5a2bfc430fb816277c7 Mon Sep 17 00:00:00 2001
From: RincewindsHat <12514511+RincewindsHat@users.noreply.github.com>
Date: Sun, 15 Oct 2023 18:21:31 +0200
Subject: Replace all old school booleans in lib witch C99 ones


diff --git a/lib/extra_opts.c b/lib/extra_opts.c
index 89b1056..b9843eb 100644
--- a/lib/extra_opts.c
+++ b/lib/extra_opts.c
@@ -26,15 +26,14 @@
 #include "extra_opts.h"
 
 /* FIXME: copied from utils.h; we should move a bunch of libs! */
-int
-is_option2 (char *str)
+bool is_option2 (char *str)
 {
 	if (!str)
-		return FALSE;
+		return false;
 	else if (strspn (str, "-") == 1 || strspn (str, "-") == 2)
-		return TRUE;
+		return true;
 	else
-		return FALSE;
+		return false;
 }
 
 /* this is the externally visible function used by plugins */
diff --git a/lib/parse_ini.c b/lib/parse_ini.c
index 57e6094..0cc864a 100644
--- a/lib/parse_ini.c
+++ b/lib/parse_ini.c
@@ -131,7 +131,7 @@ np_get_defaults(const char *locator, const char *default_section)
 	if (inifile == NULL)
 		die(STATE_UNKNOWN, _("Can't read config file: %s\n"),
 		    strerror(errno));
-	if (read_defaults(inifile, i.stanza, &defaults) == FALSE)
+	if (!read_defaults(inifile, i.stanza, &defaults))
 		die(STATE_UNKNOWN,
 		    _("Invalid section '%s' in config file '%s'\n"), i.stanza,
 		    i.file);
@@ -157,7 +157,8 @@ np_get_defaults(const char *locator, const char *default_section)
 static int
 read_defaults(FILE *f, const char *stanza, np_arg_list **opts)
 {
-	int c, status = FALSE;
+	int c = 0;
+	bool status = false;
 	size_t i, stanza_len;
 	enum { NOSTANZA, WRONGSTANZA, RIGHTSTANZA } stanzastate = NOSTANZA;
 
@@ -219,7 +220,7 @@ read_defaults(FILE *f, const char *stanza, np_arg_list **opts)
 					die(STATE_UNKNOWN, "%s\n",
 					    _("Config file error"));
 				}
-				status = TRUE;
+				status = true;
 				break;
 			}
 			break;
diff --git a/lib/tests/test_disk.c b/lib/tests/test_disk.c
index 269d20b..e283fe2 100644
--- a/lib/tests/test_disk.c
+++ b/lib/tests/test_disk.c
@@ -44,19 +44,19 @@ main (int argc, char **argv)
 
 	plan_tests(33);
 
-	ok( np_find_name(exclude_filesystem, "/var/log") == FALSE, "/var/log not in list");
+	ok( np_find_name(exclude_filesystem, "/var/log") == false, "/var/log not in list");
 	np_add_name(&exclude_filesystem, "/var/log");
-	ok( np_find_name(exclude_filesystem, "/var/log") == TRUE, "is in list now");
-	ok( np_find_name(exclude_filesystem, "/home") == FALSE, "/home not in list");
+	ok( np_find_name(exclude_filesystem, "/var/log") == true, "is in list now");
+	ok( np_find_name(exclude_filesystem, "/home") == false, "/home not in list");
 	np_add_name(&exclude_filesystem, "/home");
-	ok( np_find_name(exclude_filesystem, "/home") == TRUE, "is in list now");
-	ok( np_find_name(exclude_filesystem, "/var/log") == TRUE, "/var/log still in list");
+	ok( np_find_name(exclude_filesystem, "/home") == true, "is in list now");
+	ok( np_find_name(exclude_filesystem, "/var/log") == true, "/var/log still in list");
 
-	ok( np_find_name(exclude_fstype, "iso9660") == FALSE, "iso9660 not in list");
+	ok( np_find_name(exclude_fstype, "iso9660") == false, "iso9660 not in list");
 	np_add_name(&exclude_fstype, "iso9660");
-	ok( np_find_name(exclude_fstype, "iso9660") == TRUE, "is in list now");
+	ok( np_find_name(exclude_fstype, "iso9660") == true, "is in list now");
 
-	ok( np_find_name(exclude_filesystem, "iso9660") == FALSE, "Make sure no clashing in variables");
+	ok( np_find_name(exclude_filesystem, "iso9660") == false, "Make sure no clashing in variables");
 
 	/*
 	for (temp_name = exclude_filesystem; temp_name; temp_name = temp_name->next) {
@@ -120,7 +120,7 @@ main (int argc, char **argv)
 	np_add_parameter(&paths, "/home/tonvoon");
 	np_add_parameter(&paths, "/dev/c2t0d0s0");
 
-	np_set_best_match(paths, dummy_mount_list, FALSE);
+	np_set_best_match(paths, dummy_mount_list, false);
 	for (p = paths; p; p = p->name_next) {
 		struct mount_entry *temp_me;
 		temp_me = p->best_match;
@@ -144,7 +144,7 @@ main (int argc, char **argv)
 	np_add_parameter(&paths, "/home/tonvoon");
 	np_add_parameter(&paths, "/home");
 
-	np_set_best_match(paths, dummy_mount_list, TRUE);
+	np_set_best_match(paths, dummy_mount_list, true);
 	for (p = paths; p; p = p->name_next) {
 		if (! strcmp(p->name, "/home/groups")) {
 			ok( ! p->best_match , "/home/groups correctly not found");
diff --git a/lib/tests/test_utils.c b/lib/tests/test_utils.c
index a109e3f..01afacd 100644
--- a/lib/tests/test_utils.c
+++ b/lib/tests/test_utils.c
@@ -62,99 +62,99 @@ main (int argc, char **argv)
 	range = parse_range_string("6");
 	ok( range != NULL, "'6' is valid range");
 	ok( range->start == 0, "Start correct");
-	ok( range->start_infinity == FALSE, "Not using negative infinity");
+	ok( range->start_infinity == false, "Not using negative infinity");
 	ok( range->end == 6, "End correct");
-	ok( range->end_infinity == FALSE, "Not using infinity");
+	ok( range->end_infinity == false, "Not using infinity");
 	free(range);
 
 	range = parse_range_string("1:12%%");
 	ok( range != NULL, "'1:12%%' is valid - percentages are ignored");
 	ok( range->start == 1, "Start correct");
-	ok( range->start_infinity == FALSE, "Not using negative infinity");
+	ok( range->start_infinity == false, "Not using negative infinity");
 	ok( range->end == 12, "End correct");
-	ok( range->end_infinity == FALSE, "Not using infinity");
+	ok( range->end_infinity == false, "Not using infinity");
 	free(range);
 
 	range = parse_range_string("-7:23");
 	ok( range != NULL, "'-7:23' is valid range");
 	ok( range->start == -7, "Start correct");
-	ok( range->start_infinity == FALSE, "Not using negative infinity");
+	ok( range->start_infinity == false, "Not using negative infinity");
 	ok( range->end == 23, "End correct");
-	ok( range->end_infinity == FALSE, "Not using infinity");
+	ok( range->end_infinity == false, "Not using infinity");
 	free(range);
 
 	range = parse_range_string(":5.75");
 	ok( range != NULL, "':5.75' is valid range");
 	ok( range->start == 0, "Start correct");
-	ok( range->start_infinity == FALSE, "Not using negative infinity");
+	ok( range->start_infinity == false, "Not using negative infinity");
 	ok( range->end == 5.75, "End correct");
-	ok( range->end_infinity == FALSE, "Not using infinity");
+	ok( range->end_infinity == false, "Not using infinity");
 	free(range);
 
 	range = parse_range_string("~:-95.99");
 	ok( range != NULL, "~:-95.99' is valid range");
-	ok( range->start_infinity == TRUE, "Using negative infinity");
+	ok( range->start_infinity == true, "Using negative infinity");
 	ok( range->end == -95.99, "End correct (with rounding errors)");
-	ok( range->end_infinity == FALSE, "Not using infinity");
+	ok( range->end_infinity == false, "Not using infinity");
 	free(range);
 
 	range = parse_range_string("12345678901234567890:");
 	temp = atof("12345678901234567890");		/* Can't just use this because number too large */
 	ok( range != NULL, "'12345678901234567890:' is valid range");
 	ok( range->start == temp, "Start correct");
-	ok( range->start_infinity == FALSE, "Not using negative infinity");
-	ok( range->end_infinity == TRUE, "Using infinity");
+	ok( range->start_infinity == false, "Not using negative infinity");
+	ok( range->end_infinity == true, "Using infinity");
 	/* Cannot do a "-1" on temp, as it appears to be same value */
-	ok( check_range(temp/1.1, range) == TRUE, "12345678901234567890/1.1 - alert");
-	ok( check_range(temp, range) == FALSE, "12345678901234567890 - no alert");
-	ok( check_range(temp*2, range) == FALSE, "12345678901234567890*2 - no alert");
+	ok( check_range(temp/1.1, range) == true, "12345678901234567890/1.1 - alert");
+	ok( check_range(temp, range) == false, "12345678901234567890 - no alert");
+	ok( check_range(temp*2, range) == false, "12345678901234567890*2 - no alert");
 	free(range);
 
 	range = parse_range_string("~:0");
 	ok( range != NULL, "'~:0' is valid range");
-	ok( range->start_infinity == TRUE, "Using negative infinity");
+	ok( range->start_infinity == true, "Using negative infinity");
 	ok( range->end == 0, "End correct");
-	ok( range->end_infinity == FALSE, "Not using infinity");
+	ok( range->end_infinity == false, "Not using infinity");
 	ok( range->alert_on == OUTSIDE, "Will alert on outside of this range");
-	ok( check_range(0.5, range) == TRUE, "0.5 - alert");
-	ok( check_range(-10, range) == FALSE, "-10 - no alert");
-	ok( check_range(0, range)   == FALSE, "0 - no alert");
+	ok( check_range(0.5, range) == true, "0.5 - alert");
+	ok( check_range(-10, range) == false, "-10 - no alert");
+	ok( check_range(0, range)   == false, "0 - no alert");
 	free(range);
-	
+
 	range = parse_range_string("@0:657.8210567");
 	ok( range != 0, "@0:657.8210567' is a valid range");
 	ok( range->start == 0, "Start correct");
-	ok( range->start_infinity == FALSE, "Not using negative infinity");
+	ok( range->start_infinity == false, "Not using negative infinity");
 	ok( range->end == 657.8210567, "End correct");
-	ok( range->end_infinity == FALSE, "Not using infinity");
+	ok( range->end_infinity == false, "Not using infinity");
 	ok( range->alert_on == INSIDE, "Will alert on inside of this range" );
-	ok( check_range(32.88, range) == TRUE, "32.88 - alert");
-	ok( check_range(-2, range)    == FALSE, "-2 - no alert");
-	ok( check_range(657.8210567, range) == TRUE, "657.8210567 - alert");
-	ok( check_range(0, range)     == TRUE, "0 - alert");
+	ok( check_range(32.88, range) == true, "32.88 - alert");
+	ok( check_range(-2, range)    == false, "-2 - no alert");
+	ok( check_range(657.8210567, range) == true, "657.8210567 - alert");
+	ok( check_range(0, range)     == true, "0 - alert");
 	free(range);
 
 	range = parse_range_string("@1:1");
 	ok( range != NULL, "'@1:1' is a valid range");
 	ok( range->start == 1, "Start correct");
-	ok( range->start_infinity == FALSE, "Not using negative infinity");
+	ok( range->start_infinity == false, "Not using negative infinity");
 	ok( range->end == 1, "End correct");
-	ok( range->end_infinity == FALSE, "Not using infinity");
+	ok( range->end_infinity == false, "Not using infinity");
 	ok( range->alert_on == INSIDE, "Will alert on inside of this range" );
-	ok( check_range(0.5, range) == FALSE, "0.5 - no alert");
-	ok( check_range(1, range) == TRUE, "1 - alert");
-	ok( check_range(5.2, range) == FALSE, "5.2 - no alert");
+	ok( check_range(0.5, range) == false, "0.5 - no alert");
+	ok( check_range(1, range) == true, "1 - alert");
+	ok( check_range(5.2, range) == false, "5.2 - no alert");
 	free(range);
 
 	range = parse_range_string("1:1");
 	ok( range != NULL, "'1:1' is a valid range");
 	ok( range->start == 1, "Start correct");
-	ok( range->start_infinity == FALSE, "Not using negative infinity");
+	ok( range->start_infinity == false, "Not using negative infinity");
 	ok( range->end == 1, "End correct");
-	ok( range->end_infinity == FALSE, "Not using infinity");
-	ok( check_range(0.5, range) == TRUE, "0.5 - alert");
-	ok( check_range(1, range) == FALSE, "1 - no alert");
-	ok( check_range(5.2, range) == TRUE, "5.2 - alert");
+	ok( range->end_infinity == false, "Not using infinity");
+	ok( check_range(0.5, range) == true, "0.5 - alert");
+	ok( check_range(1, range) == false, "1 - no alert");
+	ok( check_range(5.2, range) == true, "5.2 - alert");
 	free(range);
 
 	range = parse_range_string("2:1");
@@ -459,7 +459,7 @@ main (int argc, char **argv)
 
 	ok(this_monitoring_plugin==NULL, "Free'd this_monitoring_plugin");
 
-	ok(mp_suid() == FALSE, "Test aren't suid");
+	ok(mp_suid() == false, "Test aren't suid");
 
 	/* base states with random case */
 	char *states[] = {
diff --git a/lib/utils_base.c b/lib/utils_base.c
index eabcd7e..3c7221c 100644
--- a/lib/utils_base.c
+++ b/lib/utils_base.c
@@ -40,7 +40,7 @@ monitoring_plugin *this_monitoring_plugin=NULL;
 unsigned int timeout_state = STATE_CRITICAL;
 unsigned int timeout_interval = DEFAULT_SOCKET_TIMEOUT;
 
-int _np_state_read_file(FILE *);
+bool _np_state_read_file(FILE *);
 
 void np_init( char *plugin_name, int argc, char **argv ) {
 	if (this_monitoring_plugin==NULL) {
@@ -105,12 +105,12 @@ die (int result, const char *fmt, ...)
 
 void set_range_start (range *this, double value) {
 	this->start = value;
-	this->start_infinity = FALSE;
+	this->start_infinity = false;
 }
 
 void set_range_end (range *this, double value) {
 	this->end = value;
-	this->end_infinity = FALSE;
+	this->end_infinity = false;
 }
 
 range
@@ -124,9 +124,9 @@ range
 
 	/* Set defaults */
 	temp_range->start = 0;
-	temp_range->start_infinity = FALSE;
+	temp_range->start_infinity = false;
 	temp_range->end = 0;
-	temp_range->end_infinity = TRUE;
+	temp_range->end_infinity = true;
 	temp_range->alert_on = OUTSIDE;
 	temp_range->text = strdup(str);
 
@@ -138,7 +138,7 @@ range
 	end_str = index(str, ':');
 	if (end_str != NULL) {
 		if (str[0] == '~') {
-			temp_range->start_infinity = TRUE;
+			temp_range->start_infinity = true;
 		} else {
 			start = strtod(str, NULL);	/* Will stop at the ':' */
 			set_range_start(temp_range, start);
@@ -152,8 +152,8 @@ range
 		set_range_end(temp_range, end);
 	}
 
-	if (temp_range->start_infinity == TRUE ||
-		temp_range->end_infinity == TRUE ||
+	if (temp_range->start_infinity == true ||
+		temp_range->end_infinity == true ||
 		temp_range->start <= temp_range->end) {
 		return temp_range;
 	}
@@ -223,31 +223,30 @@ void print_thresholds(const char *threshold_name, thresholds *my_threshold) {
 	printf("\n");
 }
 
-/* Returns TRUE if alert should be raised based on the range */
-int
-check_range(double value, range *my_range)
+/* Returns true if alert should be raised based on the range */
+bool check_range(double value, range *my_range)
 {
-	int no = FALSE;
-	int yes = TRUE;
+	bool no = false;
+	bool yes = true;
 
 	if (my_range->alert_on == INSIDE) {
-		no = TRUE;
-		yes = FALSE;
+		no = true;
+		yes = false;
 	}
 
-	if (my_range->end_infinity == FALSE && my_range->start_infinity == FALSE) {
+	if (my_range->end_infinity == false && my_range->start_infinity == false) {
 		if ((my_range->start <= value) && (value <= my_range->end)) {
 			return no;
 		} else {
 			return yes;
 		}
-	} else if (my_range->start_infinity == FALSE && my_range->end_infinity == TRUE) {
+	} else if (my_range->start_infinity == false && my_range->end_infinity == true) {
 		if (my_range->start <= value) {
 			return no;
 		} else {
 			return yes;
 		}
-	} else if (my_range->start_infinity == TRUE && my_range->end_infinity == FALSE) {
+	} else if (my_range->start_infinity == true && my_range->end_infinity == false) {
 		if (value <= my_range->end) {
 			return no;
 		} else {
@@ -263,12 +262,12 @@ int
 get_status(double value, thresholds *my_thresholds)
 {
 	if (my_thresholds->critical != NULL) {
-		if (check_range(value, my_thresholds->critical) == TRUE) {
+		if (check_range(value, my_thresholds->critical) == true) {
 			return STATE_CRITICAL;
 		}
 	}
 	if (my_thresholds->warning != NULL) {
-		if (check_range(value, my_thresholds->warning) == TRUE) {
+		if (check_range(value, my_thresholds->warning) == true) {
 			return STATE_WARNING;
 		}
 	}
@@ -465,7 +464,7 @@ char* _np_state_calculate_location_prefix(){
 
 	/* Do not allow passing MP_STATE_PATH in setuid plugins
 	 * for security reasons */
-	if (mp_suid() == FALSE) {
+	if (!mp_suid()) {
 		env_dir = getenv("MP_STATE_PATH");
 		if(env_dir && env_dir[0] != '\0')
 			return env_dir;
@@ -541,7 +540,7 @@ void np_enable_state(char *keyname, int expected_data_version) {
 state_data *np_state_read() {
 	state_data *this_state_data=NULL;
 	FILE *statefile;
-	int rc = FALSE;
+	bool rc = false;
 
 	if(this_monitoring_plugin==NULL)
 		die(STATE_UNKNOWN, _("This requires np_init to be called"));
@@ -563,7 +562,7 @@ state_data *np_state_read() {
 		fclose(statefile);
 	}
 
-	if(rc==FALSE) {
+	if(!rc) {
 		_cleanup_state_data();
 	}
 
@@ -573,8 +572,8 @@ state_data *np_state_read() {
 /*
  * Read the state file
  */
-int _np_state_read_file(FILE *f) {
-	int status=FALSE;
+bool _np_state_read_file(FILE *f) {
+	bool status = false;
 	size_t pos;
 	char *line;
 	int i;
@@ -628,7 +627,7 @@ int _np_state_read_file(FILE *f) {
 				if(this_monitoring_plugin->state->state_data->data==NULL)
 					die(STATE_UNKNOWN, _("Cannot execute strdup: %s"), strerror(errno));
 				expected=STATE_DATA_END;
-				status=TRUE;
+				status=true;
 				break;
 			case STATE_DATA_END:
 				;
diff --git a/lib/utils_base.h b/lib/utils_base.h
index 9abf595..80b8743 100644
--- a/lib/utils_base.h
+++ b/lib/utils_base.h
@@ -21,7 +21,7 @@
 
 typedef struct range_struct {
 	double	start;
-	int	start_infinity;		/* FALSE (default) or TRUE */
+	bool start_infinity;
 	double	end;
 	int	end_infinity;
 	int	alert_on;		/* OUTSIDE (default) or INSIDE */
@@ -61,7 +61,7 @@ range *parse_range_string (char *);
 int _set_thresholds(thresholds **, char *, char *);
 void set_thresholds(thresholds **, char *, char *);
 void print_thresholds(const char *, thresholds *);
-int check_range(double, range *);
+bool check_range(double, range *);
 int get_status(double, thresholds *);
 
 /* Handle timeouts */
diff --git a/lib/utils_disk.c b/lib/utils_disk.c
index 5e95aef..483be06 100644
--- a/lib/utils_disk.c
+++ b/lib/utils_disk.c
@@ -170,9 +170,7 @@ np_find_parameter(struct parameter_list *list, const char *name)
   return NULL;
 }
 
-void
-np_set_best_match(struct parameter_list *desired, struct mount_entry *mount_list, int exact)
-{
+void np_set_best_match(struct parameter_list *desired, struct mount_entry *mount_list, bool exact) {
   struct parameter_list *d;
   for (d = desired; d; d= d->name_next) {
     if (! d->best_match) {
@@ -195,9 +193,9 @@ np_set_best_match(struct parameter_list *desired, struct mount_entry *mount_list
       if (! best_match) {
         for (me = mount_list; me; me = me->me_next) {
           size_t len = strlen (me->me_mountdir);
-          if ((exact == FALSE && (best_match_len <= len && len <= name_len &&
+          if ((!exact && (best_match_len <= len && len <= name_len &&
              (len == 1 || strncmp (me->me_mountdir, d->name, len) == 0)))
-             || (exact == TRUE && strcmp(me->me_mountdir, d->name)==0))
+             || (exact && strcmp(me->me_mountdir, d->name)==0))
           {
             if (get_fs_usage(me->me_mountdir, me->me_devname, &fsp) >= 0) {
               best_match = me;
@@ -216,27 +214,23 @@ np_set_best_match(struct parameter_list *desired, struct mount_entry *mount_list
   }
 }
 
-/* Returns TRUE if name is in list */
-int
-np_find_name (struct name_list *list, const char *name)
-{
+/* Returns true if name is in list */
+bool np_find_name (struct name_list *list, const char *name) {
   const struct name_list *n;
 
   if (list == NULL || name == NULL) {
-    return FALSE;
+    return false;
   }
   for (n = list; n; n = n->next) {
     if (!strcmp(name, n->name)) {
-      return TRUE;
+      return true;
     }
   }
-  return FALSE;
+  return false;
 }
 
-/* Returns TRUE if name is in list */
-bool
-np_find_regmatch (struct regex_list *list, const char *name)
-{
+/* Returns true if name is in list */
+bool np_find_regmatch (struct regex_list *list, const char *name) {
   int len;
   regmatch_t m;
 
@@ -257,25 +251,20 @@ np_find_regmatch (struct regex_list *list, const char *name)
   return false;
 }
 
-int
-np_seen_name(struct name_list *list, const char *name)
-{
+bool np_seen_name(struct name_list *list, const char *name) {
   const struct name_list *s;
   for (s = list; s; s=s->next) {
     if (!strcmp(s->name, name)) {
-      return TRUE;
+      return true;
     }
   }
-  return FALSE;
+  return false;
 }
 
-int
-np_regex_match_mount_entry (struct mount_entry* me, regex_t* re)
-{
+bool np_regex_match_mount_entry (struct mount_entry* me, regex_t* re) {
   if (regexec(re, me->me_devname, (size_t) 0, NULL, 0) == 0 ||
       regexec(re, me->me_mountdir, (size_t) 0, NULL, 0) == 0 ) {
-    return TRUE;
-  } else {
-    return FALSE;
+    return true;
   }
+	return false;
 }
diff --git a/lib/utils_disk.h b/lib/utils_disk.h
index 6b83ac7..5b2caf2 100644
--- a/lib/utils_disk.h
+++ b/lib/utils_disk.h
@@ -39,14 +39,14 @@ struct parameter_list
 };
 
 void np_add_name (struct name_list **list, const char *name);
-int np_find_name (struct name_list *list, const char *name);
-int np_seen_name (struct name_list *list, const char *name);
+bool np_find_name (struct name_list *list, const char *name);
+bool np_seen_name (struct name_list *list, const char *name);
 int np_add_regex (struct regex_list **list, const char *regex, int cflags);
 bool np_find_regmatch (struct regex_list *list, const char *name);
 struct parameter_list *np_add_parameter(struct parameter_list **list, const char *name);
 struct parameter_list *np_find_parameter(struct parameter_list *list, const char *name);
 struct parameter_list *np_del_parameter(struct parameter_list *item, struct parameter_list *prev);
-  
+
 int search_parameter_list (struct parameter_list *list, const char *name);
-void np_set_best_match(struct parameter_list *desired, struct mount_entry *mount_list, int exact);
-int np_regex_match_mount_entry (struct mount_entry* me, regex_t* re);
+void np_set_best_match(struct parameter_list *desired, struct mount_entry *mount_list, bool exact);
+bool np_regex_match_mount_entry (struct mount_entry* me, regex_t* re);
-- 
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