diff options
author | Manoj Srivastava <srivasta@debian.org> | 2016-01-22 13:36:58 -0800 |
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committer | Manoj Srivastava <srivasta@debian.org> | 2016-01-22 13:36:58 -0800 |
commit | 426e91fa66c2a2341d46f977ee351bd24ef3331c (patch) | |
tree | b4d506125335b5e5d748ac284b7239e10df96d21 /tests/include_by_push.direct.l | |
parent | 26bb2525c89ecda0b0bc7b597ec8d1b792fc8662 (diff) | |
parent | 83d5d1695a2ab1d69ea4d8e7df27146c644876fc (diff) |
Merge tag 'v2.6.0' into upstream
flex v2.6.0 release
Signed-off-by: Manoj Srivastava <srivasta@debian.org>
# gpg: Signature made Sat 05 Dec 2015 11:42:31 AM PST using RSA key ID 4F8BC9A4
# gpg: requesting key 4F8BC9A4 from hkp server pool.sks-keyservers.net
# gpg: no valid OpenPGP data found.
# gpg: Total number processed: 0
# gpg: keyserver communications error: key not found
# gpg: keyserver communications error: bad public key
# gpg: Can't check signature: public key not found
# Conflicts:
# Makefile.am
# NEWS
# autogen.sh
# configure.ac
# doc/Makefile.am
# doc/flex.texi
# examples/fastwc/mywc.c
# lib/Makefile.am
# lib/malloc.c
# lib/realloc.c
# po/POTFILES.in
# po/ca.po
# po/da.po
# po/de.po
# po/eo.po
# po/es.po
# po/fi.po
# po/fr.po
# po/ga.po
# po/hr.po
# po/ko.po
# po/nl.po
# po/pl.po
# po/pt_BR.po
# po/ro.po
# po/ru.po
# po/sr.po
# po/sv.po
# po/tr.po
# po/vi.po
# po/zh_CN.po
# po/zh_TW.po
# tests/Makefile.am
# tests/README
Diffstat (limited to 'tests/include_by_push.direct.l')
-rw-r--r-- | tests/include_by_push.direct.l | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/tests/include_by_push.direct.l b/tests/include_by_push.direct.l new file mode 100644 index 0000000..6b7a5fa --- /dev/null +++ b/tests/include_by_push.direct.l @@ -0,0 +1,92 @@ +/* + * This file is part of flex. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE. + */ + +%{ +/* A scanner file to build "scanner.c". + Input language is any text. + "#include <filename>" causes a buffer switch. + */ +#include <stdio.h> +#include <stdlib.h> +#include "config.h" +%} + +%option 8bit prefix="test" +%option nounput nomain noyywrap noinput +%option warn + +%x GET_FILENAME + +%% + +<INITIAL>{ +^"#include"[[:blank:]]+"<" { BEGIN(GET_FILENAME); } +.|\n { ECHO; } +} + +<GET_FILENAME>{ +[[:alnum:]_.-]+> { + /* recurse */ + yytext[yyleng-1]='\0'; + if((yyin=fopen(yytext,"r"))==NULL) { + fprintf(stderr,"*** Error: Could not open include file \"%s\".\n",yytext); + yyterminate(); + } + yypush_buffer_state( yy_create_buffer( yyin, YY_BUF_SIZE )); + BEGIN(0); + } +.|\n { + fprintf(stderr,"Invalid input \"%s\".\n", yytext); + yyterminate(); + } +} + +<<EOF>> { + fclose(yyin); + yypop_buffer_state(); + if(!YY_CURRENT_BUFFER) + yyterminate(); + } + +%% + +int main(int argc, char** argv); + +int +main ( int argc, char** argv ) +{ + FILE * fp; + if( argc != 2 ) { + fprintf(stderr,"*** Error: Must specify one filename.\n"); + exit(-1); + } + if((fp=fopen(argv[1],"r"))==NULL) { + fprintf(stderr,"*** Error: fopen(%s) failed.\n",argv[1]); + exit(-1); + } + yyin = fp; + yyout = stdout; + yylex(); + printf("TEST RETURNING OK.\n"); + return 0; +} |