fix:various:fix compiler warnings (#940)

* fix:core:build without warnings

on my setup navit_core build without non avoidable warnings.

* fix:dbus:fix compiler warnings

* fix:gui/internal: remov compiler warnings

* fix:various:remove compiler warnings

* fix:various remove compiler warnings.

* fix:various: fix android compiler warnings

4 files changed, 13 insertions, 6 deletions

diff --git a/navit/map/binfile/binfile.c b/navit/map/binfile/binfile.c
index 18a4166b1..865e3d72b 100644
--- a/navit/map/binfile/binfile.c
+++ b/navit/map/binfile/binfile.c
@@ -2326,7 +2326,7 @@ static void binmap_search_destroy(struct map_search_priv *ms) {
     if (ms->mr)
         map_rect_destroy_binfile(ms->mr);
     while(ms->boundaries) {
-        geom_poly_segment_destroy(ms->boundaries->data);
+        geom_poly_segment_destroy(ms->boundaries->data, NULL);
         ms->boundaries=g_list_delete_link(ms->boundaries,ms->boundaries);
     }
     g_free(ms);
diff --git a/navit/map/filter/filter.c b/navit/map/filter/filter.c
index 8d46db564..c8f4f1029 100644
--- a/navit/map/filter/filter.c
+++ b/navit/map/filter/filter.c
@@ -124,12 +124,14 @@ static enum item_type filter_type(struct map_priv *m, struct item *item) {
     return item->type;
 }
 
-static void free_filter_entry(struct filter_entry *filter) {
+/* user_data is for compatibility with GFunc */
+static void free_filter_entry(struct filter_entry *filter, void * user_data) {
     g_free(filter->cond_str);
     g_free(filter);
 }
 
-static void free_filter(struct filter *filter) {
+/* user_data is for compatibility with GFunc */
+static void free_filter(struct filter *filter, void * user_data) {
     g_list_foreach(filter->old, (GFunc)free_filter_entry, NULL);
     g_list_free(filter->old);
     filter->old=NULL;
diff --git a/navit/map/shapefile/shapefile.c b/navit/map/shapefile/shapefile.c
index df4d64ea5..1031b6903 100644
--- a/navit/map/shapefile/shapefile.c
+++ b/navit/map/shapefile/shapefile.c
@@ -171,7 +171,8 @@ static void longest_match_add_match(struct longest_match *lm, struct longest_mat
     lmi->match_idx[lmi->match_idx_count++]=idx;
 }
 
-static void longest_match_item_destroy(struct longest_match_list_item *lmi, long flags) {
+static void longest_match_item_destroy(struct longest_match_list_item *lmi, gpointer p_flags) {
+    long flags = (long) p_flags;
     if (!lmi)
         return;
     if (flags & 2) {
@@ -195,7 +196,8 @@ static struct longest_match_list *longest_match_list_new(struct longest_match *l
     return ret;
 }
 
-static void longest_match_list_destroy(struct longest_match_list *lml, long flags) {
+static void longest_match_list_destroy(struct longest_match_list *lml, gpointer p_flags) {
+    long flags = (long) p_flags;
     if (!lml)
         return;
     if (flags & 1) {
diff --git a/navit/map/textfile/textfile.c b/navit/map/textfile/textfile.c
index a7310e224..12381d6c0 100644
--- a/navit/map/textfile/textfile.c
+++ b/navit/map/textfile/textfile.c
@@ -50,7 +50,10 @@ static void get_line(struct map_rect_priv *mr) {
             mr->pos=ftell(mr->f);
         else
             mr->pos+=mr->lastlen;
-        fgets(mr->line, TEXTFILE_LINE_SIZE, mr->f);
+        if(fgets(mr->line, TEXTFILE_LINE_SIZE, mr->f) == NULL) {
+            dbg(lvl_error, "Unable to get line (%s)", strerror(errno));
+            mr->line[0]=0;
+        }
         dbg(lvl_debug,"read textfile line: %s", mr->line);
         remove_comment_line(mr->line);
         mr->lastlen=strlen(mr->line)+1;