new config display applet, from bug 46. i've changed the name

of the applet from "config" to "bbconfig", and renamed the
source filenames and symbols to match appropriately.


git-svn-id: svn://busybox.net/trunk/busybox@11006 69ca8d6d-28ef-0310-b511-8ec308f3f277

7 files changed, 94 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index 12a4f36d0..e6c5a35d0 100644
--- a/Makefile
+++ b/Makefile
@@ -200,7 +200,7 @@ scripts/split-include: $(top_srcdir)/scripts/split-include.c
         scripts/mkdep -I include -- \
           `find $(top_srcdir) -name \*.h -print | sed -e "s,^./,,"` >> .hdepend;
 
-depend dep: .depend
+depend dep: .depend include/bbconfigopts.h
 
 include/config/MARKER: depend scripts/split-include
         scripts/split-include include/config.h include/config
@@ -219,6 +219,10 @@ include/bb_config.h: include/config.h
                 < $< >> $@
         echo "#endif" >> $@
 
+include/bbconfigopts.h: .config
+        scripts/config/mkconfigs >include/bbconfigopts.h
+       
+
 finished2:
         $(SECHO)
         $(SECHO) Finished installing...
diff --git a/include/applets.h b/include/applets.h
index 6bce2ee75..8ef5f460f 100644
--- a/include/applets.h
+++ b/include/applets.h
@@ -76,6 +76,9 @@
 #ifdef CONFIG_BASENAME
         APPLET(basename, basename_main, _BB_DIR_USR_BIN, _BB_SUID_NEVER)
 #endif
+#ifdef CONFIG_BBCONFIG
+        APPLET(bbconfig, bbconfig_main, _BB_DIR_BIN, _BB_SUID_NEVER)
+#endif
 #ifdef CONFIG_BUNZIP2
         APPLET(bunzip2, bunzip2_main, _BB_DIR_USR_BIN, _BB_SUID_NEVER)
 #endif
diff --git a/include/usage.h b/include/usage.h
index 21980eeba..291ccb91a 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -231,6 +231,11 @@
         "\t-2\tSuppress lines unique to FILE2\n" \
         "\t-3\tSuppress lines common to both files"
 
+#define bbconfig_trivial_usage \
+        ""
+#define bbconfig_full_usage \
+        "Print the config file which built busybox\n"
+       
 #define cp_trivial_usage \
         "[OPTION]... SOURCE DEST"
 #define cp_full_usage \
diff --git a/miscutils/Config.in b/miscutils/Config.in
index 57afd32ed..69a330058 100644
--- a/miscutils/Config.in
+++ b/miscutils/Config.in
@@ -34,6 +34,13 @@ config CONFIG_FEATURE_CROND_CALL_SENDMAIL
         help
           Support calling /usr/sbin/sendmail for send cmd outputs.
 
+config CONFIG_BBCONFIG
+        bool "bbconfig"
+        default n
+        help
+          The bbconfig applet will print the config file with which
+          busybox was built.
+
 config CONFIG_CRONTAB
         bool "crontab"
         default n
diff --git a/miscutils/Makefile.in b/miscutils/Makefile.in
index 5cff2fe69..d4c5ff76b 100644
--- a/miscutils/Makefile.in
+++ b/miscutils/Makefile.in
@@ -27,6 +27,7 @@ MISCUTILS-y:=
 MISCUTILS-$(CONFIG_ADJTIMEX)    += adjtimex.o
 MISCUTILS-$(CONFIG_CROND)       += crond.o
 MISCUTILS-$(CONFIG_CRONTAB)     += crontab.o
+MISCUTILS-$(CONFIG_BBCONFIG)    += bbconfig.o
 MISCUTILS-$(CONFIG_DC)          += dc.o
 MISCUTILS-$(CONFIG_DEVFSD)      += devfsd.o
 MISCUTILS-$(CONFIG_EJECT)       += eject.o
diff --git a/miscutils/bbconfig.c b/miscutils/bbconfig.c
new file mode 100644
index 000000000..f2c692c9b
--- /dev/null
+++ b/miscutils/bbconfig.c
@@ -0,0 +1,8 @@
+#include "busybox.h"
+#include "bbconfigopts.h"
+
+int bbconfig_main(int argc, char **argv)
+{
+        printf(bbconfig_config);
+        return 0;
+}
diff --git a/scripts/config/mkconfigs b/scripts/config/mkconfigs
new file mode 100755
index 000000000..f09c04ccd
--- /dev/null
+++ b/scripts/config/mkconfigs
@@ -0,0 +1,65 @@
+#!/bin/sh
+#
+# Copyright (C) 2002 Khalid Aziz <khalid_aziz at hp.com>
+# Copyright (C) 2002 Randy Dunlap <rddunlap at osdl.org>
+# Copyright (C) 2002 Al Stone <ahs3 at fc.hp.com>
+# Copyright (C) 2002 Hewlett-Packard Company
+#
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation; either version 2 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program; if not, write to the Free Software
+#   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+#
+#   Busybox version by Matteo Croce <3297627799 at wind.it>
+#
+# Rules to generate bbconfig.h from .config:
+#      - Retain lines that begin with "CONFIG_"
+#      - Retain lines that begin with "# CONFIG_"
+#      - lines that use double-quotes must \\-escape-quote them
+
+if [ $# -lt 1 ]
+then
+        config=.config
+else    config=$1
+fi
+
+echo "#ifndef _BBCONFIG_H"
+echo "#define _BBCONFIG_H"
+echo \
+"/*
+ * 
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ * NON INFRINGEMENT.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *
+ * 
+ * This file is generated automatically by scripts/config/mkconfigs. Do not edit.
+ *
+ */"
+
+echo "static char const bbconfig_config[] = "
+echo "\"CONFIG_BEGIN=n\\n\\"
+echo "`cat $config | sed 's/\"/\\\\\"/g' | grep "^#\? \?CONFIG_" | awk '{ print $0 "\\\\n\\\\" }' `"
+echo "CONFIG_END=n\\n\";"
+echo "#endif /* _BBCONFIG_H */"