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Make configure checks able to build with -Werror

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Also fix a few compiler warnings, this combined with pull #82 allows me to build
with CFLAGS="-Werror -Wall".
This commit is contained in:
David Leadbeater 2014-07-06 18:56:17 +01:00
commit beec29c305
6 changed files with 13 additions and 11 deletions
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8
configure.ac
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@ -221,7 +221,7 @@ AC_CACHE_VAL(irssi_cv_type_socklen_t,
[AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/socket.h>],
[socklen_t t;],
[socklen_t t = 0; return((int)t); ],
irssi_cv_type_socklen_t=yes,
irssi_cv_type_socklen_t=no,
)])
@ -455,8 +455,10 @@ if test "$want_perl" != "no"; then
esac
dnl * check that perl's ldflags actually work
echo "main(){perl_alloc(); return 0;}" > conftest.c
$CC $CFLAGS conftest.c -o conftest $LDFLAGS $PERL_LDFLAGS 2> perl.error.tmp > /dev/null
echo "#include <EXTERN.h>" > conftest.c
echo "#include <perl.h>" >> conftest.c
echo "int main(){perl_alloc(); return 0;}" >> conftest.c
$CC $CFLAGS $PERL_CFLAGS conftest.c -o conftest $LDFLAGS $PERL_LDFLAGS 2> perl.error.tmp > /dev/null
if test ! -s conftest -a "x$ignore_perl_errors" = "x"; then
perl_check_error="Error linking with perl libraries: $PERL_LDFLAGS: `cat perl.error.tmp`"
AC_MSG_RESULT([error linking with perl libraries, building without Perl])