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Sources/json-c/configure.in

  1 AC_PREREQ(2.52)
  2 
  3 # Process this file with autoconf to produce a configure script.
  4 AC_INIT([json-c], 0.11, [json-c@googlegroups.com])
  5 
  6 AM_INIT_AUTOMAKE(AC_PACKAGE_NAME, AC_PACKAGE_VERSION)
  7 
  8 AC_PROG_MAKE_SET
  9 
 10 AC_ARG_ENABLE(oldname-compat,
 11  AS_HELP_STRING([--disable-oldname-compat],
 12    [Don't include the old libjson.so library and include/json directory.]),
 13 [],
 14 [enable_oldname_compat=yes]
 15 )
 16 AM_CONDITIONAL(ENABLE_OLDNAME_COMPAT, [test "x${enable_oldname_compat}" != "xno"])
 17 
 18 # Checks for programs.
 19 
 20 # Checks for libraries.
 21 
 22 # Checks for header files.
 23 AC_CONFIG_HEADER(config.h)
 24 AC_CONFIG_HEADER(json_config.h)
 25 AC_HEADER_STDC
 26 AC_CHECK_HEADERS(fcntl.h limits.h strings.h syslog.h unistd.h [sys/cdefs.h] [sys/param.h] stdarg.h locale.h)
 27 AC_CHECK_HEADER(inttypes.h,[AC_DEFINE([JSON_C_HAVE_INTTYPES_H],[1],[Public define for json_inttypes.h])])
 28 
 29 # Checks for typedefs, structures, and compiler characteristics.
 30 AC_C_CONST
 31 AC_TYPE_SIZE_T
 32 
 33 # Checks for library functions.
 34 AC_FUNC_VPRINTF
 35 AC_FUNC_MEMCMP
 36 AC_FUNC_MALLOC
 37 AC_FUNC_REALLOC
 38 AC_CHECK_FUNCS(strcasecmp strdup strndup strerror snprintf vsnprintf vasprintf open vsyslog strncasecmp setlocale)
 39 
 40 #check if .section.gnu.warning accepts long strings (for __warn_references)
 41 AC_LANG_PUSH([C])
 42 
 43 AC_MSG_CHECKING([if .gnu.warning accepts long strings])
 44 AC_LINK_IFELSE([[
 45 extern void json_object_get();
 46 __asm__(".section .gnu.json_object_get,\n\t.ascii \"Please link against libjson-c instead of libjson\"\n\t.text");
 47 
 48 int main(int c,char* v) {return 0;}
 49 ]], [
 50     AC_DEFINE(HAS_GNU_WARNING_LONG, 1, [Define if .gnu.warning accepts long strings.])
 51     AC_MSG_RESULT(yes)
 52 ], [
 53    AC_MSG_RESULT(no)
 54 ])
 55 
 56 AC_LANG_POP([C])
 57 
 58 AM_PROG_LIBTOOL
 59 
 60 AC_CONFIG_FILES([
 61 Makefile
 62 json.pc
 63 json-c.pc
 64 tests/Makefile
 65 json-c-uninstalled.pc
 66 ])
 67 
 68 AC_OUTPUT
 69 

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