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build-sys: make buildroot compilation work

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Fixes the following error in configure stage.

configure: error: cannot run test program while cross compiling

Signed-off-by: Sami Kerola <kerolasa@iki.fi>
This commit is contained in:
Sami Kerola 2012-04-17 21:21:20 +02:00
parent be26243f9c
commit bb4ae3d933
1 changed files with 16 additions and 14 deletions
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2
configure.ac
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@ -14,6 +14,7 @@ AC_CONFIG_HEADERS([config.h])
AC_GNU_SOURCE
AC_PROG_CC
AC_PROG_CC_STDC
if test "$cross_compiling" = no; then
if test "x$ac_cv_prog_cc_c99" = "xno" || test "x$ac_cv_prog_cc_c99" = "x"; then
# We might be on RHEL5 with a git checkout and so broken
# autoconf. Check if CC is gcc and if it bails when given -std=gnu99.
@ -30,6 +31,7 @@ return 0;
AC_MSG_ERROR([Could not find a C99 compatible compiler])
fi
fi
fi
AM_PROG_CC_C_O
AC_PROG_INSTALL
AC_PROG_LN_S