Cleanup: gchar as gchar instead of char

Use gchar instead of char in most of the cases where gchar is intended.

Reason: improve compatibility and stability. Issue #1819

Minor refactoring.

2 files changed, 3 insertions, 5 deletions

diff --git a/src/tools/autocomplete.c b/src/tools/autocomplete.c
index 27532081..8c7818e7 100644
--- a/src/tools/autocomplete.c
+++ b/src/tools/autocomplete.c
@@ -315,7 +315,7 @@ static char*
 _autocomplete_param_common(const char* const input, char* command, autocomplete_func func, Autocomplete ac, gboolean quote, gboolean previous, void* context)
 {
     int len;
-    auto_char char* command_cpy = g_strdup_printf("%s ", command);
+    auto_gchar gchar* command_cpy = g_strdup_printf("%s ", command);
     if (!command_cpy) {
         return NULL;
     }
diff --git a/src/tools/http_upload.c b/src/tools/http_upload.c
index 4dae41c5..289dba15 100644
--- a/src/tools/http_upload.c
+++ b/src/tools/http_upload.c
@@ -399,15 +399,13 @@ file_mime_type(const char* const filename)
     size_t file_header_size = fread(file_header, 1, FILE_HEADER_BYTES, fh);
     fclose(fh);
 
-    char* content_type = g_content_type_guess(filename, (unsigned char*)file_header, file_header_size, NULL);
+    auto_gchar gchar* content_type = g_content_type_guess(filename, (unsigned char*)file_header, file_header_size, NULL);
     if (content_type != NULL) {
-        char* mime_type = g_content_type_get_mime_type(content_type);
+        auto_gchar gchar* mime_type = g_content_type_get_mime_type(content_type);
         out_mime_type = strdup(mime_type);
-        g_free(mime_type);
     } else {
         return strdup(FALLBACK_MIMETYPE);
     }
-    g_free(content_type);
     return out_mime_type;
 }