From 37a9456f87b6c4efd00b273f0ca2cbd8416fc5d0 Mon Sep 17 00:00:00 2001
From: Dana Jansens <danakj@orodu.net>
Date: Wed, 26 Mar 2003 04:23:17 +0000
Subject: [PATCH] usnig flex directly, renaming symbols so that theres no clash
 with other lexers

---
 .cvsignore          |  1 +
 openbox/Makefile.am |  5 ++++-
 openbox/cparse.l    | 46 ++++++++++++++++++++++-----------------------
 3 files changed, 28 insertions(+), 24 deletions(-)

diff --git a/.cvsignore b/.cvsignore
index a285411c..63456c83 100644
--- a/.cvsignore
+++ b/.cvsignore
@@ -24,3 +24,4 @@ config.rpath
 py-compile
 ABOUT-NLS
 compile
+lex.cparse.c
diff --git a/openbox/Makefile.am b/openbox/Makefile.am
index 14383a83..f5b67f50 100644
--- a/openbox/Makefile.am
+++ b/openbox/Makefile.am
@@ -27,12 +27,15 @@ openbox3_LDADD=@LIBINTL@ ../render/librender.a
 openbox3_LDFLAGS=-export-dynamic
 openbox3_SOURCES=client.c event.c extensions.c focus.c frame.c openbox.c \
 	prop.c screen.c stacking.c xerror.c timer.c dispatch.c \
-	engine.c plugin.c action.c grab.c cparse.l config.c
+	engine.c plugin.c action.c grab.c lex.cparse.c config.c
 
 noinst_HEADERS=client.h event.h extensions.h focus.h frame.h geom.h gettext.h \
 	openbox.h prop.h screen.h stacking.h xerror.h dispatch.h \
 	timer.h engine.h plugin.h action.h grab.h config.h
 
+lex.cparse.c: cparse.l
+	$(FLEX) -Pcparse $^
+
 MAINTAINERCLEANFILES= Makefile.in
 
 distclean-local:
diff --git a/openbox/cparse.l b/openbox/cparse.l
index fcc72f06..966fc6e4 100644
--- a/openbox/cparse.l
+++ b/openbox/cparse.l
@@ -2,8 +2,8 @@
 #include <glib.h>
 #include "config.h"
 
-static char *yyfilename;
-static int yylineno = 1;
+static char *filename;
+static int lineno = 1;
 static gboolean haserror = FALSE;
 static gboolean comment = FALSE;
 static ConfigEntry entry = { NULL, -1 };
@@ -13,7 +13,7 @@ static void numbervalue();
 static void boolvalue();
 static void identifier();
 static void newline();
-static int yywrap();
+static int cparsewrap();
 %}
 
 number [0-9]+
@@ -25,7 +25,7 @@ bool ([tT][rR][uU][eE]|[fF][aA][lL][sS][eE]|[yY][eE][sS]|[nN][oO]|[oO][nN]|[oO][
 
 %%
 
-^# comment = TRUE;
+^{white}# comment = TRUE;
 {bool}/{white}\n boolvalue();
 {string}/{white}\n stringvalue();
 {number}/{white}\n numbervalue();
@@ -42,12 +42,12 @@ static void stringvalue()
     if (!comment) {
         if (!haserror && entry.name != NULL && (signed)entry.type < 0) {
             entry.type = Config_String;
-            entry.value.string = g_strdup(yytext+1); /* drop the left quote */
-            if (entry.value.string[yyleng-2] != '"')
+            entry.value.string = g_strdup(cparsetext+1); /* drop the left quote */
+            if (entry.value.string[cparseleng-2] != '"')
                 printf("warning: improperly terminated string on line %d\n",
-                       yylineno);
+                       lineno);
             else
-                entry.value.string[yyleng-2] = '\0';
+                entry.value.string[cparseleng-2] = '\0';
         } else
             haserror = TRUE;
     }
@@ -58,7 +58,7 @@ static void numbervalue()
     if (!comment) {
         if (!haserror && entry.name != NULL && (signed)entry.type < 0) {
             entry.type = Config_Integer;
-            entry.value.integer = atoi(yytext);
+            entry.value.integer = atoi(cparsetext);
         } else
             haserror = TRUE;
     }
@@ -69,9 +69,9 @@ static void boolvalue()
     if (!comment) {
         if (!haserror && entry.name != NULL && (signed)entry.type < 0) {
             entry.type = Config_Bool;
-            entry.value.bool = (!g_ascii_strcasecmp("true", yytext) ||
-                                !g_ascii_strcasecmp("yes", yytext) ||
-                                !g_ascii_strcasecmp("on", yytext));
+            entry.value.bool = (!g_ascii_strcasecmp("true", cparsetext) ||
+                                !g_ascii_strcasecmp("yes", cparsetext) ||
+                                !g_ascii_strcasecmp("on", cparsetext));
         } else
             haserror = TRUE;
     }
@@ -80,7 +80,7 @@ static void boolvalue()
 static void identifier()
 {
     if (!comment) {
-        entry.name = g_strdup(yytext);
+        entry.name = g_strdup(cparsetext);
         entry.type = -1;
     }
 }
@@ -90,10 +90,10 @@ static void newline()
     if (!comment) {
         if (!haserror && entry.name != NULL && (signed)entry.type >= 0) {
             if (!config_set(entry.name, entry.type, entry.value))
-                g_warning("Parser error in '%s' on line %d\n", yyfilename,
-                          yylineno);
-        } else {
-            g_warning("Parser error in '%s' on line %d", yyfilename, yylineno);
+                g_warning("Parser error in '%s' on line %d\n", filename,
+                          lineno);
+        } else if (haserror || entry.name != NULL || (signed)entry.type >= 0) {
+            g_warning("Parser error in '%s' on line %d", filename, lineno);
         }
         g_free(entry.name);
         entry.name = NULL;
@@ -104,10 +104,10 @@ static void newline()
         haserror = FALSE;
     }
     comment = FALSE;
-    ++yylineno;
+    ++lineno;
 }
 
-static int yywrap()
+static int cparsewrap()
 {
     g_free(entry.name);
     entry.name = NULL;
@@ -116,9 +116,9 @@ static int yywrap()
     return 1;
 }
 
-void cparse_go(char *filename, FILE *file)
+void cparse_go(char *fname, FILE *file)
 {
-    yyfilename = filename;
-    yyin = file;
-    yylex();
+    filename = fname;
+    cparsein = file;
+    cparselex();
 }
-- 
2.39.2