| 1 | From 078b46c69d063aef1715b11348a2871d6036f253 Mon Sep 17 00:00:00 2001 |
| 2 | From: Christos Zoulas <christos@zoulas.com> |
| 3 | Date: Sun, 22 Jan 2017 18:34:30 +0100 |
| 4 | Subject: [PATCH] Add more defines in the non-reentrant part. |
| 5 | |
| 6 | Fix the reentrant part; don't "#define yyfoo yyfoo" because it breaks |
| 7 | code that does #ifndef yywrap .. |
| 8 | --- |
| 9 | src/flex.skl | 16 ++++++++++++++-- |
| 10 | 1 file changed, 14 insertions(+), 2 deletions(-) |
| 11 | |
| 12 | diff --git a/src/flex.skl b/src/flex.skl |
| 13 | index 190700f..6a7cde4 100644 |
| 14 | --- a/src/flex.skl |
| 15 | +++ b/src/flex.skl |
| 16 | @@ -61,11 +61,17 @@ m4_changequote([[, ]]) |
| 17 | m4_ifelse(M4_YY_PREFIX,yy,, |
| 18 | #define yy_create_buffer M4_YY_PREFIX[[_create_buffer]] |
| 19 | #define yy_delete_buffer M4_YY_PREFIX[[_delete_buffer]] |
| 20 | -#define yy_flex_debug M4_YY_PREFIX[[_flex_debug]] |
| 21 | +#define yy_scan_buffer M4_YY_PREFIX[[_scan_buffer]] |
| 22 | +#define yy_scan_string M4_YY_PREFIX[[_scan_string]] |
| 23 | +#define yy_scan_bytes M4_YY_PREFIX[[_scan_bytes]] |
| 24 | #define yy_init_buffer M4_YY_PREFIX[[_init_buffer]] |
| 25 | #define yy_flush_buffer M4_YY_PREFIX[[_flush_buffer]] |
| 26 | #define yy_load_buffer_state M4_YY_PREFIX[[_load_buffer_state]] |
| 27 | #define yy_switch_to_buffer M4_YY_PREFIX[[_switch_to_buffer]] |
| 28 | +#define yypush_buffer_state M4_YY_PREFIX[[push_buffer_state]] |
| 29 | +#define yypop_buffer_state M4_YY_PREFIX[[pop_buffer_state]] |
| 30 | +#define yyensure_buffer_stack M4_YY_PREFIX[[ensure_buffer_stack]] |
| 31 | +#define yy_flex_debug M4_YY_PREFIX[[_flex_debug]] |
| 32 | #define yyin M4_YY_PREFIX[[in]] |
| 33 | #define yyleng M4_YY_PREFIX[[leng]] |
| 34 | #define yylex M4_YY_PREFIX[[lex]] |
| 35 | @@ -107,7 +113,7 @@ m4_ifdef( [[M4_YY_PREFIX]],, [[m4_define([[M4_YY_PREFIX]], [[yy]])]]) |
| 36 | |
| 37 | m4preproc_define(`M4_GEN_PREFIX', |
| 38 | ``[[#define yy$1 ]]M4_YY_PREFIX[[$1]] |
| 39 | -m4_define([[yy$1]], [[M4_YY_PREFIX[[$1]]m4_ifelse($'`#,0,,[[($'`@)]])]])'') |
| 40 | +%# m4_define([[yy$1]], [[M4_YY_PREFIX[[$1]]m4_ifelse($'`#,0,,[[($'`@)]])]])'') |
| 41 | |
| 42 | %if-c++-only |
| 43 | /* The c++ scanner is a mess. The FlexLexer.h header file relies on the |
| 44 | @@ -120,6 +126,7 @@ m4_define([[yy$1]], [[M4_YY_PREFIX[[$1]]m4_ifelse($'`#,0,,[[($'`@)]])]])'') |
| 45 | %endif |
| 46 | |
| 47 | %if-c-only |
| 48 | +m4_ifelse(M4_YY_PREFIX,yy,, |
| 49 | M4_GEN_PREFIX(`_create_buffer') |
| 50 | M4_GEN_PREFIX(`_delete_buffer') |
| 51 | M4_GEN_PREFIX(`_scan_buffer') |
| 52 | @@ -155,6 +162,7 @@ m4_define([[yy$1]], [[M4_YY_PREFIX[[$1]]m4_ifelse($'`#,0,,[[($'`@)]])]])'') |
| 53 | M4_GEN_PREFIX(`set_column') |
| 54 | ]]) |
| 55 | M4_GEN_PREFIX(`wrap') |
| 56 | +) |
| 57 | %endif |
| 58 | |
| 59 | m4_ifdef( [[M4_YY_BISON_LVAL]], |
| 60 | @@ -170,11 +178,14 @@ m4_ifdef( [[<M4_YY_BISON_LLOC>]], |
| 61 | ]]) |
| 62 | |
| 63 | |
| 64 | +m4_ifelse(M4_YY_PREFIX,yy,, |
| 65 | M4_GEN_PREFIX(`alloc') |
| 66 | M4_GEN_PREFIX(`realloc') |
| 67 | M4_GEN_PREFIX(`free') |
| 68 | +) |
| 69 | |
| 70 | %if-c-only |
| 71 | +m4_ifelse(M4_YY_PREFIX,yy,, |
| 72 | m4_ifdef( [[M4_YY_NOT_REENTRANT]], |
| 73 | [[ |
| 74 | M4_GEN_PREFIX(`text') |
| 75 | @@ -184,6 +195,7 @@ m4_ifdef( [[M4_YY_NOT_REENTRANT]], |
| 76 | M4_GEN_PREFIX(`_flex_debug') |
| 77 | M4_GEN_PREFIX(`lineno') |
| 78 | ]]) |
| 79 | +) |
| 80 | %endif |
| 81 | |
| 82 | |