From 7f71ee15dfca8cd3e6ba4309ed768015ffbe8644 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Wed, 17 Sep 2025 01:44:55 -0400 Subject: kern: Make memmap dump configurable via kconf Use the OSMORA kernel configuration framework to add options for L5Lunos to parse during early startup. Signed-off-by: Ian Moffett --- src/tools/kconf/scan.l | 61 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 src/tools/kconf/scan.l (limited to 'src/tools/kconf/scan.l') diff --git a/src/tools/kconf/scan.l b/src/tools/kconf/scan.l new file mode 100644 index 0000000..38cb028 --- /dev/null +++ b/src/tools/kconf/scan.l @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2023-2025 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * 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. + * 3. Neither the name of Hyra 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 BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +%{ + #include + #include + #include "grammar.tab.h" + + int yyerror(char *e); +%} + +%% + +"option" { return OPTION; } +"setval" { return SETVAL; } +"yes" { return YES; } +"no" { return NO; } +\"([^\"])*\" { yylval.str = strdup(yytext); return STRING; } +0[xX][0-9a-fA-F]+ { yylval.str = strdup(yytext); return STRING; } +[a-zA-Z_][a-zA-Z0-9_]+ { yylval.str = strdup(yytext); return IDENTIFIER; } +[0-9]+ { yylval.num = atoi(yytext); return NUMBER; } +[ \t] { /* Ignore */ } +[\/\/.*] { /* Ignore */ } +\n { /* IGnore */ } +"//".* { /* Ignore */ } +. { /* Ignore */ } + +%% + +int +yyerror(char *e) +{ + printf("\n** kconf: %s **", e); + return 0; +} -- cgit v1.2.3