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dnl Public domain.
dnl Originally written by Karl Berry
dnl
dnl Common Autoconf sinclude file for kpathsea-using programs. (Have to
dnl use the m4 `sinclude' builtin instead of `include', since Autoconf
dnl disables `include'.)
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
sinclude(../libtool.m4)
AC_PROG_LIBTOOL
AC_SYS_LARGEFILE
AC_FUNC_FSEEKO
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_FUNC_CLOSEDIR_VOID
AC_CHECK_HEADERS([assert.h float.h limits.h memory.h pwd.h stdlib.h \
string.h strings.h sys/param.h unistd.h])
AC_CHECK_DECLS([putenv, strstr])
dnl Libtool supporting objects that may be required on ancient broken system.
AC_CHECK_FUNCS(putenv,, LTLIBOBJS="$LTLIBOBJS putenv.lo")
AC_CHECK_FUNCS(strcasecmp,, LTLIBOBJS="$LTLIBOBJS strcasecmp.lo")
AC_CHECK_FUNCS(strtol,, LTLIBOBJS="$LTLIBOBJS strtol.lo")
AC_CHECK_FUNCS(strstr,, LTLIBOBJS="$LTLIBOBJS strstr.lo")
AC_SUBST(LTLIBOBJS)
AC_CHECK_FUNCS(bcmp bcopy bzero getcwd getwd index memcmp memcpy rindex strchr strrchr)
AC_C_CONST
# Check whether struct stat provides high-res time.
AC_CHECK_MEMBERS([struct stat.st_mtim])
# Check whether prototypes work.
AC_MSG_CHECKING(whether the compiler accepts prototypes)
AC_CACHE_VAL(kb_cv_c_prototypes,
[AC_TRY_COMPILE([#include <stdarg.h>], [extern void foo(int i,...);],
kb_cv_c_prototypes=yes, kb_cv_c_prototypes=no)])dnl
AC_MSG_RESULT($kb_cv_c_prototypes)
if test "$kb_cv_c_prototypes" = yes; then
AC_DEFINE([HAVE_PROTOTYPES], 1,
[Define to 1 if your compiler understands prototypes.])
fi
# This is a GNU libc invention.
AC_MSG_CHECKING([whether program_invocation_name is predefined])
AC_CACHE_VAL([kb_cv_var_program_inv_name],
[AC_TRY_LINK(,
[extern char *program_invocation_name; program_invocation_name = "love";],
[kb_cv_var_program_inv_name=yes], [kb_cv_var_program_inv_name=no])])dnl
AC_MSG_RESULT([$kb_cv_var_program_inv_name])
if test "$kb_cv_var_program_inv_name" = yes; then
AC_DEFINE([HAVE_PROGRAM_INVOCATION_NAME], 1,
[Define to 1 if you are using GNU libc or otherwise have global
variables `program_invocation_name' and `program_invocation_short_name'.])
fi
if test $ac_cv_func_getcwd = yes; then
# We only need to run this if we have getcwd.
AC_MSG_CHECKING([whether getcwd uses fork or vfork])
AC_CACHE_VAL([kb_cv_func_getcwd_forks],
[AC_TRY_RUN([
int fork() { exit(1); }
int vfork() { exit(1); }
extern char *getcwd();
char path[100];
int main() {
getcwd(path,100);
return 0;
}], [kb_cv_func_getcwd_forks=no], [kb_cv_func_getcwd_forks=yes],
[kb_cv_func_getcwd_forks=no])])dnl
AC_MSG_RESULT([$kb_cv_func_getcwd_forks])
if test $kb_cv_func_getcwd_forks = yes; then
AC_DEFINE([GETCWD_FORKS], 1,
[Define to 1 if getcwd is implemented using fork or vfork. Let me know
if you have to add this by hand because configure failed to detect it.])
fi
fi
# Common --with and --enable options.
sinclude(../../texk/kpathsea/withenable.ac)
# Implementation of those options.
AC_DEFUN([_KPSE_DEFINE_MAKE_BY_DEFAULT],
[if test "x$with_$1_default" = xyes; then
AC_DEFINE([MAKE_$2_BY_DEFAULT], 1,
[Define to 1 if you want to run $1 if $3 missing, and to 0 if you don't.])
else
AC_DEFINE([MAKE_$2_BY_DEFAULT], 0)
fi
])# _KPSE_DEFINE_MAKE_BY_DEFAULT
_KPSE_DEFINE_MAKE_BY_DEFAULT([mktexmf], [TEX_MF], [MF source])
_KPSE_DEFINE_MAKE_BY_DEFAULT([mktexpk], [TEX_PK], [PK font])
_KPSE_DEFINE_MAKE_BY_DEFAULT([mktextex], [TEX_TEX], [TeX source])
_KPSE_DEFINE_MAKE_BY_DEFAULT([mktexfmt], [TEX_FMT], [format file])
_KPSE_DEFINE_MAKE_BY_DEFAULT([mktextfm], [TEX_TFM], [TFM file])
_KPSE_DEFINE_MAKE_BY_DEFAULT([mkocp], [OMEGA_OCP], [OCP file])
_KPSE_DEFINE_MAKE_BY_DEFAULT([mkofm], [OMEGA_OFM], [OFM file])
# Is libm present. FIXME: do we need it at all?
AC_CHECK_LIB(m, main)
# If you're cross-compiling, these macros set up the variables in
# ../make/cross.mk: BUILDCC, BUILDCFLAGS, BUILDCCLD etc.
KPSE_CROSS_BUILD_VAR(CC, cc)
KPSE_CROSS_BUILD_VAR(CFLAGS, $(BUILDXCFLAGS))
KPSE_CROSS_BUILD_VAR(CPPFLAGS, $(BUILDXCPPFLAGS))
KPSE_CROSS_BUILD_VAR(LDFLAGS, $(BUILDXLDFLAGS))
KPSE_CROSS_BUILD_VAR(CCLD, $(BUILDCC))
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