From 36d5f30b8c6a6ab85764c0bf9d2d258af681178d Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Wed, 4 Feb 2004 07:47:04 +0000
Subject: [PATCH] use configure.ac instead of configure.in support
 --enable-debug to switch on picky compiler options

---
 ares/configure.ac | 57 +++++++++++++++++++++++++++++++++++++++++++++++
 ares/configure.in | 18 ---------------
 2 files changed, 57 insertions(+), 18 deletions(-)
 create mode 100644 ares/configure.ac
 delete mode 100644 ares/configure.in

diff --git a/ares/configure.ac b/ares/configure.ac
new file mode 100644
index 000000000..45c010939
--- /dev/null
+++ b/ares/configure.ac
@@ -0,0 +1,57 @@
+dnl Process this file with autoconf to produce a configure script.
+AC_INIT(ares_init.c)
+
+AC_PROG_CC
+AC_PROG_INSTALL
+AC_PROG_RANLIB
+
+AC_CANONICAL_HOST
+case $host_os in
+solaris*)
+	AC_DEFINE(ETC_INET)
+	;;
+esac
+
+AC_SEARCH_LIBS(gethostbyname, nsl)
+AC_SEARCH_LIBS(socket, socket)
+
+dnl ************************************************************
+dnl lame option to switch on debug options
+dnl
+AC_MSG_CHECKING([whether to enable debug options])
+AC_ARG_ENABLE(debug,
+AC_HELP_STRING([--enable-debug],[Enable pedantic debug options])
+AC_HELP_STRING([--disable-debug],[Disable debug options]),
+[ case "$enableval" in
+  no)
+       AC_MSG_RESULT(no)
+       ;;
+  *)   AC_MSG_RESULT(yes)
+
+    CPPFLAGS="$CPPFLAGS -DCURLDEBUG"
+    CFLAGS="$CFLAGS -g" 
+    if test "$GCC" = "yes"; then
+       CFLAGS="$CFLAGS -W -Wall -Wwrite-strings -pedantic -Wno-long-long -Wundef -Wpointer-arith -Wnested-externs"
+
+       dnl here's a more aggressive set to use:
+       dnl CFLAGS="$CFLAGS -W -Wall -Wwrite-strings -pedantic -Wno-long-long -Wundef -Wpointer-arith -Wnested-externs -Wcast-align -Winline -Wstrict-prototypes -Wmissing-declarations -Wmissing-prototypes -Wshadow -Wfloat-equal -Wsign-compare -Wunreachable-code"
+    fi
+    dnl strip off optimizer flags
+    NEWFLAGS=""
+    for flag in $CFLAGS; do
+      case "$flag" in
+      -O*)
+        dnl echo "cut off $flag"
+        ;;
+      *)
+        NEWFLAGS="$NEWFLAGS $flag"
+        ;;
+      esac
+    done
+    CFLAGS=$NEWFLAGS
+       ;;
+  esac ],
+       AC_MSG_RESULT(no)
+)
+
+AC_OUTPUT(Makefile)
diff --git a/ares/configure.in b/ares/configure.in
deleted file mode 100644
index cc8a3f271..000000000
--- a/ares/configure.in
+++ /dev/null
@@ -1,18 +0,0 @@
-dnl Process this file with autoconf to produce a configure script.
-AC_INIT(ares_init.c)
-
-AC_PROG_CC
-AC_PROG_INSTALL
-AC_PROG_RANLIB
-
-AC_CANONICAL_HOST
-case $host_os in
-solaris*)
-	AC_DEFINE(ETC_INET)
-	;;
-esac
-
-AC_SEARCH_LIBS(gethostbyname, nsl)
-AC_SEARCH_LIBS(socket, socket)
-
-AC_OUTPUT(Makefile)