Source

protobuf / configure.ac

## Process this file with autoconf to produce configure.
## In general, the safest way to proceed is to run ./autogen.sh

AC_PREREQ(2.59)

# Note:  If you change the version, you must also update it in:
# * java/pom.xml
# * python/setup.py
# * src/google/protobuf/stubs/common.h
AC_INIT(protobuf, 2.0.2rc1, protobuf@googlegroups.com)

AC_CONFIG_SRCDIR(src/google/protobuf/message.cc)
AM_CONFIG_HEADER(config.h)
AM_INIT_AUTOMAKE

# Checks for programs.
AC_PROG_CC
AC_PROG_CXX
AC_PROG_LIBTOOL
AM_CONDITIONAL(GCC, test "$GCC" = yes)   # let the Makefile know if we're gcc

# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([fcntl.h inttypes.h limits.h stdlib.h unistd.h])

# Checks for library functions.
AC_FUNC_MEMCMP
AC_FUNC_STRTOD
AC_CHECK_FUNCS([ftruncate memset mkdir strchr strerror strtol])

ACX_PTHREAD
AC_CXX_STL_HASH

AC_OUTPUT( Makefile src/Makefile )