BUG: Fixed cmCommandArgumentLexer no-escape mode to not match backslash-escape sequences as lexical tokens at all. Needed to configure files with backslashes preceding an @VAR@ replacement. This fixes bug#5130.

1 files changed, 54 insertions, 70 deletions

diff --git a/Source/cmCommandArgumentLexer.h b/Source/cmCommandArgumentLexer.h
index 582bfce..c123187 100644
--- a/Source/cmCommandArgumentLexer.h
+++ b/Source/cmCommandArgumentLexer.h
@@ -2,10 +2,6 @@
 #define cmCommandArgument_yyHEADER_H 1
 #define cmCommandArgument_yyIN_HEADER 1
 
-
-
-
-
 #define  YY_INT_ALIGNED short int
 
 /* A lexical scanner generated by flex */
@@ -35,7 +31,7 @@
 
 /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
 
-#if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
+#if __STDC_VERSION__ >= 199901L
 
 /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
  * if you want the limit (max/min) macros for int types. 
@@ -96,7 +92,7 @@ typedef unsigned int flex_uint32_t;
 /* The "const" storage-class-modifier is valid. */
 #define YY_USE_CONST
 
-#else  /* ! __cplusplus */
+#else   /* ! __cplusplus */
 
 #if __STDC__
 
@@ -148,73 +144,65 @@ typedef unsigned int yy_size_t;
 #ifndef YY_STRUCT_YY_BUFFER_STATE
 #define YY_STRUCT_YY_BUFFER_STATE
 struct yy_buffer_state
-  {
-  FILE *yy_input_file;
-
-  char *yy_ch_buf;    /* input buffer */
-  char *yy_buf_pos;    /* current position in input buffer */
-
-  /* Size of input buffer in bytes, not including room for EOB
-   * characters.
-   */
-  yy_size_t yy_buf_size;
-
-  /* Number of characters read into yy_ch_buf, not including EOB
-   * characters.
-   */
-  int yy_n_chars;
-
-  /* Whether we "own" the buffer - i.e., we know we created it,
-   * and can realloc() it to grow it, and should free() it to
-   * delete it.
-   */
-  int yy_is_our_buffer;
-
-  /* Whether this is an "interactive" input source; if so, and
-   * if we're using stdio for input, then we want to use getc()
-   * instead of fread(), to make sure we stop fetching input after
-   * each newline.
-   */
-  int yy_is_interactive;
-
-  /* Whether we're considered to be at the beginning of a line.
-   * If so, '^' rules will be active on the next match, otherwise
-   * not.
-   */
-  int yy_at_bol;
+        {
+        FILE *yy_input_file;
+
+        char *yy_ch_buf;                /* input buffer */
+        char *yy_buf_pos;               /* current position in input buffer */
+
+        /* Size of input buffer in bytes, not including room for EOB
+         * characters.
+         */
+        yy_size_t yy_buf_size;
+
+        /* Number of characters read into yy_ch_buf, not including EOB
+         * characters.
+         */
+        int yy_n_chars;
+
+        /* Whether we "own" the buffer - i.e., we know we created it,
+         * and can realloc() it to grow it, and should free() it to
+         * delete it.
+         */
+        int yy_is_our_buffer;
+
+        /* Whether this is an "interactive" input source; if so, and
+         * if we're using stdio for input, then we want to use getc()
+         * instead of fread(), to make sure we stop fetching input after
+         * each newline.
+         */
+        int yy_is_interactive;
+
+        /* Whether we're considered to be at the beginning of a line.
+         * If so, '^' rules will be active on the next match, otherwise
+         * not.
+         */
+        int yy_at_bol;
 
     int yy_bs_lineno; /**< The line count. */
     int yy_bs_column; /**< The column count. */
     
-  /* Whether to try to fill the input buffer when we reach the
-   * end of it.
-   */
-  int yy_fill_buffer;
+        /* Whether to try to fill the input buffer when we reach the
+         * end of it.
+         */
+        int yy_fill_buffer;
 
-  int yy_buffer_status;
+        int yy_buffer_status;
 
-  };
+        };
 #endif /* !YY_STRUCT_YY_BUFFER_STATE */
 
 void cmCommandArgument_yyrestart (FILE *input_file ,yyscan_t yyscanner );
-void cmCommandArgument_yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ,
-                                            yyscan_t yyscanner );
-YY_BUFFER_STATE cmCommandArgument_yy_create_buffer (FILE *file,int size ,
-                                                    yyscan_t yyscanner );
-void cmCommandArgument_yy_delete_buffer (YY_BUFFER_STATE b ,
-                                         yyscan_t yyscanner );
-void cmCommandArgument_yy_flush_buffer (YY_BUFFER_STATE b ,
-                                        yyscan_t yyscanner );
-void cmCommandArgument_yypush_buffer_state (YY_BUFFER_STATE new_buffer ,
-                                            yyscan_t yyscanner );
+void cmCommandArgument_yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner );
+YY_BUFFER_STATE cmCommandArgument_yy_create_buffer (FILE *file,int size ,yyscan_t yyscanner );
+void cmCommandArgument_yy_delete_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
+void cmCommandArgument_yy_flush_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
+void cmCommandArgument_yypush_buffer_state (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner );
 void cmCommandArgument_yypop_buffer_state (yyscan_t yyscanner );
 
-YY_BUFFER_STATE cmCommandArgument_yy_scan_buffer (char *base,yy_size_t size ,
-                                                  yyscan_t yyscanner );
-YY_BUFFER_STATE cmCommandArgument_yy_scan_string (yyconst char *yy_str ,
-                                                  yyscan_t yyscanner );
-YY_BUFFER_STATE cmCommandArgument_yy_scan_bytes (yyconst char *bytes,int len ,
-                                                 yyscan_t yyscanner );
+YY_BUFFER_STATE cmCommandArgument_yy_scan_buffer (char *base,yy_size_t size ,yyscan_t yyscanner );
+YY_BUFFER_STATE cmCommandArgument_yy_scan_string (yyconst char *yy_str ,yyscan_t yyscanner );
+YY_BUFFER_STATE cmCommandArgument_yy_scan_bytes (yyconst char *bytes,int len ,yyscan_t yyscanner );
 
 void *cmCommandArgument_yyalloc (yy_size_t ,yyscan_t yyscanner );
 void *cmCommandArgument_yyrealloc (void *,yy_size_t ,yyscan_t yyscanner );
@@ -229,6 +217,8 @@ void cmCommandArgument_yyfree (void * ,yyscan_t yyscanner );
 
 #ifdef YY_HEADER_EXPORT_START_CONDITIONS
 #define INITIAL 0
+#define ESCAPES 1
+#define NOESCAPES 2
 
 #endif
 
@@ -247,8 +237,7 @@ void cmCommandArgument_yyset_debug (int debug_flag ,yyscan_t yyscanner );
 
 YY_EXTRA_TYPE cmCommandArgument_yyget_extra (yyscan_t yyscanner );
 
-void cmCommandArgument_yyset_extra (YY_EXTRA_TYPE user_defined ,
-                                    yyscan_t yyscanner );
+void cmCommandArgument_yyset_extra (YY_EXTRA_TYPE user_defined ,yyscan_t yyscanner );
 
 FILE *cmCommandArgument_yyget_in (yyscan_t yyscanner );
 
@@ -311,15 +300,13 @@ extern int cmCommandArgument_yylex (yyscan_t yyscanner);
 #define YY_DECL int cmCommandArgument_yylex (yyscan_t yyscanner)
 #endif /* !YY_DECL */
 
-/* yy_get_previous_state - get the state just before 
-   the EOB char was reached */
+/* yy_get_previous_state - get the state just before the EOB char was reached */
 
 #undef YY_NEW_FILE
 #undef YY_FLUSH_BUFFER
 #undef yy_set_bol
 #undef yy_new_buffer
 #undef yy_set_interactive
-#undef yytext_ptr
 #undef YY_DO_BEFORE_ACTION
 
 #ifdef YY_DECL_IS_OURS
@@ -327,8 +314,5 @@ extern int cmCommandArgument_yylex (yyscan_t yyscanner);
 #undef YY_DECL
 #endif
 
-
-
-
 #undef cmCommandArgument_yyIN_HEADER
 #endif /* cmCommandArgument_yyHEADER_H */