[Buildroot] [PATCH 1/2] postgresql: avoid AC_TRY_RUN when testing snprintf()

[Peter Korsgaard]

>>>>> "Baruch" == Baruch Siach <baruch at tkos.co.il> writes:

 > A few snprintf() compatibility tests in config/c-library.m4 use AC_TRY_RUN
 > that doesn't work for cross compilation. As a result configure.in decides to
 > build a bundled implementation of snprintf(). This implementation calls
 > isnan(), but -lm is missing. This breaks link with libpq.so. Preseed the
 > correct values to make the configure script happy, and fix rsyslog build.

 > Fixes:
 > http://autobuild.buildroot.net/results/e76/e769982e3131581b38698c109c9bc5215e3d5b11/
 > http://autobuild.buildroot.net/results/2b9/2b9d3edc8341675455bc3b74d1e84c8c0c24c521/
 > http://autobuild.buildroot.net/results/2a8/2a80357237ed7225823a008b5ff02bab01269814/

 > and many more.

 > Signed-off-by: Baruch Siach <baruch at tkos.co.il>

Committed, thanks.

-- 
Bye, Peter Korsgaard