Updated libconfig to version 1.5

- Based on https://github.com/hyperrealm/libconfig/releases/tag/v1.5
  f9f23d7a95608936ea7d839731dbd56f1667b7ed
- Improvements that come with this libconfig version:
  * Don't fclose() a null pointer.
  * check if file being opened is a directory
  * added config_set_options(), config_get_options(), setOptions(),
    getOptions().
  * renamed config_setting_lookup_from() to config_setting_lookup() and
    documented it
  * floating point precision loss patch
  * scanner code cleanup
  * parser code cleanup
  * bugfix; capture root filename
- Parser generated with Bison 2.7
- Scanner generated with flex 2.6
- This includes the windows-compatibility commit
  909b06c07e30e456cc63f58d31b0e2f3aad4cc43 from upstream (although not
  part of version 1.5)

Signed-off-by: Haru <haru@dotalux.com>

1 files changed, 2 insertions, 23 deletions

diff --git a/3rdparty/libconfig/extra/gen/clangwarnings.patch b/3rdparty/libconfig/extra/gen/clangwarnings.patch
index 4240f84d2..c3b45ef33 100644
--- a/3rdparty/libconfig/extra/gen/clangwarnings.patch
+++ b/3rdparty/libconfig/extra/gen/clangwarnings.patch
@@ -11,26 +11,5 @@ index 3595578..26444f8 100644
 -  YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);
 +  YY_SYMBOL_PRINT (yymsg ? yymsg : "Deleting", yytype, yyvaluep, yylocationp);
  
-   switch (yytype)
-     {
-diff --git a/scanner.c b/scanner.c
-index aebd34c..c3a717f 100644
---- a/scanner.c
-+++ b/scanner.c
-@@ -1500,6 +1500,8 @@ static int yy_get_next_buffer (yyscan_t yyscanner)
- 	else
- 		ret_val = EOB_ACT_CONTINUE_SCAN;
- 
-+#ifndef __clang_analyzer__
-+	// FIXME: Clang's static analyzer complains about leaking the result of libconfig_yyrealloc
- 	if ((yy_size_t) (yyg->yy_n_chars + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
- 		/* Extend the array by 50%, plus the number we really need. */
- 		yy_size_t new_size = yyg->yy_n_chars + number_to_move + (yyg->yy_n_chars >> 1);
-@@ -1507,6 +1509,7 @@ static int yy_get_next_buffer (yyscan_t yyscanner)
- 		if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
- 			YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
- 	}
-+#endif // __clang_analyzer__
- 
- 	yyg->yy_n_chars += number_to_move;
- 	YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] = YY_END_OF_BUFFER_CHAR;
+   YYUSE (yytype);
+ }