[sr-dev] git:master: core: defined preprocessor directive start token in lex

Module: sip-router Branch: master Commit: 47b81cd070197a3d8780afb4a30e5b704756439a URL: http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=47b81cd… Author: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Committer: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Date: Sun May 22 15:20:21 2011 +0200 core: defined preprocessor directive start token in lex - PREP_START defined as '#!' or '!!' - '!!' can be used as alternative to '#!' for preprocessor directive, being easier to distinguish it out of commented lines --- cfg.lex | 15 +++++++++------ 1 files changed, 9 insertions(+), 6 deletions(-) diff --git a/cfg.lex b/cfg.lex index 5b863ac..28e4fbc 100644 --- a/cfg.lex +++ b/cfg.lex @@ -548,6 +548,9 @@ COM_LINE # COM_START "/\*" COM_END "\*/" +/* start of pre-processing directives */ +PREP_START "#!"|"!!" + DEFINE "define"|"def" IFDEF ifdef IFNDEF ifndef @@ -1207,7 +1210,7 @@ SUBST subst <INITIAL>{COM_LINE}!{MAXCOMPAT_CFG}{CR} { count(); sr_cfg_compat=SR_COMPAT_MAX;} -<INITIAL>{COM_LINE}!{DEFINE}{EAT_ABLE}+ { count(); +<INITIAL>{PREP_START}{DEFINE}{EAT_ABLE}+ { count(); state = DEFINE_S; BEGIN(DEFINE_ID); } <DEFINE_ID>{ID} { count(); if (pp_define(yyleng, yytext)) return 1; @@ -1226,12 +1229,12 @@ SUBST subst <DEFINE_DATA>. { count(); addstr(&s_buf, yytext, yyleng); } -<INITIAL>{COM_LINE}!{SUBST} { count(); return SUBST;} +<INITIAL>{PREP_START}{SUBST} { count(); return SUBST;} -<INITIAL,IFDEF_SKIP>{COM_LINE}!{IFDEF}{EAT_ABLE}+ { count(); +<INITIAL,IFDEF_SKIP>{PREP_START}{IFDEF}{EAT_ABLE}+ { count(); if (pp_ifdef_type(1)) return 1; state = IFDEF_S; BEGIN(IFDEF_ID); } -<INITIAL,IFDEF_SKIP>{COM_LINE}!{IFNDEF}{EAT_ABLE}+ { count(); +<INITIAL,IFDEF_SKIP>{PREP_START}{IFNDEF}{EAT_ABLE}+ { count(); if (pp_ifdef_type(0)) return 1; state = IFDEF_S; BEGIN(IFDEF_ID); } <IFDEF_ID>{ID} { count(); @@ -1239,9 +1242,9 @@ SUBST subst state = IFDEF_EOL_S; BEGIN(IFDEF_EOL); } <IFDEF_EOL>{EAT_ABLE}*{CR} { count(); pp_ifdef(); } -<INITIAL,IFDEF_SKIP>{COM_LINE}!{ELSE}{EAT_ABLE}*{CR} { count(); pp_else(); } +<INITIAL,IFDEF_SKIP>{PREP_START}{ELSE}{EAT_ABLE}*{CR} { count(); pp_else(); } -<INITIAL,IFDEF_SKIP>{COM_LINE}!{ENDIF}{EAT_ABLE}*{CR} { count(); +<INITIAL,IFDEF_SKIP>{PREP_START}{ENDIF}{EAT_ABLE}*{CR} { count(); pp_endif(); } /* we're in an ifdef that evaluated to false -- throw it away */