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# configure.in
# (c) 2002 Mikulas Patocka, Karel 'Clock' Kulhavy, Petr 'Brain' Kulhavy,
# Martin 'PerM' Pergel
# This file is a part of the Links program, released under GPL.
AC_INIT(main.c)
AM_INIT_AUTOMAKE(links, 2.21)
ACLOCAL="./missing aclocal"
AUTOCONF="./missing autoconf"
AUTOMAKE="./missing automake"
AUTOHEADER="./missing autoheader"
export CC
export CPPFLAGS
export CFLAGS
export LDFLAGS
export LIBS
AM_CONFIG_HEADER(config.h)
dnl Checks for programs.
AC_PROG_CC
AC_PROG_CXX
dnl AC_PROG_AWK
dnl AM_PROG_LEX
dnl AC_PROG_YACC
image_formats="GIF PNG XBM"
static_link=0
if test -n "`echo "$CC" "$LDFLAGS" "$CFLAGS" "$LIBS" | grep 'static\>'`"; then
static_link=1
fi
if test -n "`uname|grep -i bsd`"; then
CPPFLAGS="$CPPFLAGS -I/usr/local/include"
LDFLAGS="$LDFLAGS -L/usr/local/lib"
fi
AC_HEADER_STDC
AC_PROG_GCC_TRADITIONAL
dnl Check for libraries
AC_CACHE_CHECK([for EMX], ac_cv_have_emx,
AC_TRY_COMPILE(, [#ifndef __EMX__
kill me!
#endif ], ac_cv_have_emx=yes, ac_cv_have_emx=no)
)
test "$ac_cv_have_emx" = yes && LDFLAGS="`echo "$LDFLAGS" | sed "s/-Zexe//g" | sed "s/-Zbin-files//g"`"
test "$ac_cv_have_emx" = yes && test "$static_link" = 0 && LDFLAGS="$LDFLAGS -Zcrtdll"
AC_CACHE_CHECK([for OpenWatcom], ac_cv_have_watcom,
AC_TRY_COMPILE(, [#ifndef __WATCOMC__
kill me!
#endif ], ac_cv_have_watcom=yes, ac_cv_have_watcom=no)
)
test "$ac_cv_have_watcom" = yes && ac_cv_lib_dir_opendir=no
AC_CACHE_CHECK([for DJGPP], ac_cv_have_djgpp,
AC_TRY_COMPILE(, [#ifndef __DJGPP
kill me!
#endif ], ac_cv_have_djgpp=yes, ac_cv_have_djgpp=no)
)
if test "$ac_cv_have_djgpp" = yes; then
static_link=1
test -n "$DJDIR" && test -d "$DJDIR/net/watt/inc" && CPPFLAGS="-I$DJDIR/net/watt/inc $CPPFLAGS"
test -n "$DJDIR" && test -d "$DJDIR/net/watt/lib" && LDFLAGS="-L$DJDIR/net/watt/lib $LDFLAGS"
fi
AC_CACHE_CHECK([for ARM64 ILP32], ac_cv_have_arm64_ilp32,
AC_TRY_COMPILE(, [#if !(defined(__aarch64__) && defined(__ILP32__))
kill me!
#endif ], ac_cv_have_arm64_ilp32=yes, ac_cv_have_arm64_ilp32=no)
)
test "$ac_cv_have_arm64_ilp32" = yes && disable_openmp=yes
AC_CACHE_CHECK([for volatile], ac_cv_have_volatile,
AC_TRY_COMPILE([], [
volatile int a = 0;
return a;
], ac_cv_have_volatile=yes, ac_cv_have_volatile=no)
)
if test "$ac_cv_have_volatile" = yes; then
AC_DEFINE(HAVE_VOLATILE)
fi
AC_CACHE_CHECK([for restrict], ac_cv_have_restrict,
AC_TRY_COMPILE([
static void f(int * restrict a, int * restrict b)
{
}
], [
int a, b;
f(&a, &b);
return 0;
], ac_cv_have_restrict=yes, ac_cv_have_restrict=no)
)
if test "$ac_cv_have_restrict" = yes; then
AC_DEFINE(HAVE_RESTRICT)
fi
AC_CACHE_CHECK([for __restrict], ac_cv_have___restrict,
AC_TRY_COMPILE([
static void f(int * __restrict a, int * __restrict b)
{
}
], [
int a, b;
f(&a, &b);
return 0;
], ac_cv_have___restrict=yes, ac_cv_have___restrict=no)
)
if test "$ac_cv_have___restrict" = yes; then
AC_DEFINE(HAVE___RESTRICT)
fi
AC_CACHE_CHECK([for long long], ac_cv_have_long_long,
AC_TRY_COMPILE(, [unsigned long long a; ], ac_cv_have_long_long=yes, ac_cv_have_long_long=no)
)
test "$ac_cv_have_long_long" = yes && AC_DEFINE(HAVE_LONG_LONG)
AC_CACHE_CHECK([for pointer comparison bug], ac_cv_pointer_comparison_bug,
AC_TRY_RUN([
int main()
{
void *p = (void *)-1L;
return p != (void *)-1L;
}
], ac_cv_pointer_comparison_bug=no, ac_cv_pointer_comparison_bug=yes,
[if test -n "`echo "$CC"|grep ^tcc`"; then
ac_cv_pointer_comparison_bug=yes
else
ac_cv_pointer_comparison_bug=no
fi]
)
)
test "$ac_cv_pointer_comparison_bug" = yes && AC_DEFINE(HAVE_POINTER_COMPARISON_BUG)
if test "$ac_cv_have_long_long" = yes -a "$ac_cv_have_volatile" = yes; then
AC_CACHE_CHECK([for maxint conversion bug], ac_cv_maxint_conversion_bug,
AC_TRY_RUN([
int main()
{
volatile long long q = 0x7FFFFFEF;
return q < 0;
}
], ac_cv_maxint_conversion_bug=no, ac_cv_maxint_conversion_bug=yes,
[if test -n "`echo "$CC"|grep ^cc`" -a "`uname -s`" = HP-UX; then
ac_cv_maxint_conversion_bug=yes
else
ac_cv_maxint_conversion_bug=no
fi]
)
)
test "$ac_cv_maxint_conversion_bug" = yes && AC_DEFINE(HAVE_MAXINT_CONVERSION_BUG)
fi
dnl AC_CACHE_CHECK([for _FILE_OFFSET_BITS 64], ac_cv_have_file_offset_bits,
dnl AC_TRY_COMPILE([
dnl #define _FILE_OFFSET_BITS 64
dnl #include <stdio.h>
dnl ], [
dnl return 0;
dnl ], ac_cv_have_file_offset_bits=yes, ac_cv_have_file_offset_bits=no)
dnl )
dnl test "$ac_cv_have_file_offset_bits" = yes && AC_DEFINE(HAVE_FILE_OFFSET_BITS)
dnl note: HAVE_STDLIB_H clashes with defines in jpeglib.h,
dnl so we must use a different name
AC_CACHE_CHECK([for stdlib.h], ac_cv_have_stdlib_h,
AC_TRY_COMPILE([#include <stdlib.h>],[],
ac_cv_have_stdlib_h=yes, ac_cv_have_stdlib_h=no)
)
if test "$ac_cv_have_stdlib_h" = yes; then
AC_DEFINE(HAVE_STDLIB_H_X)
fi
dnl Checks for header files.
AC_HEADER_DIRENT
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS(alloca.h arpa/inet.h bsd/string.h cygwin/process.h cygwin/version.h fcntl.h grp.h ieee.h interix/interix.h inttypes.h io.h langinfo.h limits.h linux/falloc.h locale.h malloc.h math.h net/socket.h netinet/in_system.h netinet/in_systm.h netinet/ip.h poll.h process.h pwd.h search.h setjmp.h sgtty.h stdarg.h string.h strings.h sys/cygwin.h sys/file.h sys/fmutex.h sys/ioctl.h sys/resource.h sys/select.h sys/time.h sys/un.h sys/utsname.h termios.h time.h umalloc.h unistd.h unixlib.h utime.h uwin.h values.h)
if test "$ac_cv_header_stdarg_h" != yes; then
AC_ERROR([stdarg.h not present])
fi
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
AC_TYPE_SIZE_T
AC_TYPE_PID_T
AC_CACHE_CHECK([for socklen_t], ac_cv_have_socklen_t,
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/socket.h>
], [
socklen_t a = 0;
return a;
], ac_cv_have_socklen_t=yes, ac_cv_have_socklen_t=no)
)
if test "$ac_cv_have_socklen_t" = yes; then
AC_DEFINE(HAVE_SOCKLEN_T)
fi
AC_CACHE_CHECK([for errno], ac_cv_have_errno,
AC_TRY_COMPILE([
#include <errno.h>
], [
errno = 0;
return errno;
], ac_cv_have_errno=yes, ac_cv_have_errno=no)
)
if test "$ac_cv_have_errno" = yes; then
AC_DEFINE(HAVE_ERRNO)
fi
AC_HEADER_TIME
AC_STRUCT_TM
if test "$ac_cv_have_emx" = yes; then
default_short=2
default_int=4
default_long=4
default_long_long=8
else
default_short=0
default_int=0
default_long=0
default_long_long=0
fi
dnl Check for compiler type sizes
dnl AC_CHECK_SIZEOF(short, "$default_short")
AC_CHECK_SIZEOF(unsigned short, "$default_short")
dnl AC_CHECK_SIZEOF(int, "$default_int")
AC_CHECK_SIZEOF(unsigned, "$default_int")
dnl AC_CHECK_SIZEOF(long, "$default_long")
AC_CHECK_SIZEOF(unsigned long, "$default_long")
if test "$ac_cv_have_long_long" = yes; then
dnl AC_CHECK_SIZEOF(long long, "$default_long_long")
AC_CHECK_SIZEOF(unsigned long long, "$default_long_long")
fi
if test "$ac_cv_sizeof_unsigned" -ne 0 && test "$ac_cv_sizeof_unsigned" -lt 4; then
AC_ERROR([integer must have at least 32 bits])
fi
AC_CACHE_CHECK([for big endian], ac_cv_big_endian,
AC_TRY_RUN([
long l;
char *c = (char *)&l;
int main()
{
l = 0x12345678L;
return !(c[[sizeof(long) - 1]] == 0x78 && c[[sizeof(long) - 2]] == 0x56 && c[[sizeof(long) - 3]] == 0x34 && c[[sizeof(long) - 4]] == 0x12);
}
], ac_cv_big_endian=yes, ac_cv_big_endian=no, ac_cv_big_endian=no)
)
AC_CACHE_CHECK([for little endian], ac_cv_little_endian,
AC_TRY_RUN([
long l;
char *c = (char *)&l;
int main()
{
l = 0x12345678L;
return !(c[[0]] == 0x78 && c[[1]] == 0x56 && c[[2]] == 0x34 && c[[3]] == 0x12);
}
], ac_cv_little_endian=yes, ac_cv_little_endian=no, ac_cv_little_endian="$ac_cv_have_emx")
)
if test "$ac_cv_big_endian" = yes; then
AC_DEFINE(C_BIG_ENDIAN)
else if test "$ac_cv_little_endian" = yes; then
AC_DEFINE(C_LITTLE_ENDIAN)
fi
fi
AC_CACHE_CHECK([if rename can replace existing files], ac_cv_rename_over_existing_files,
AC_TRY_RUN([
#include <fcntl.h>
#include <stdio.h>
#include <unistd.h>
int main()
{
int ret;
close(creat("conftest.rename1", 0600));
close(creat("conftest.rename2", 0600));
ret = rename("conftest.rename1", "conftest.rename2");
unlink("conftest.rename1");
unlink("conftest.rename2");
return !!ret;
}
], ac_cv_rename_over_existing_files=yes, ac_cv_rename_over_existing_files=no, ac_cv_rename_over_existing_files=no)
)
if test "$ac_cv_rename_over_existing_files" = yes; then
AC_DEFINE(RENAME_OVER_EXISTING_FILES)
fi
dnl Checks for library functions.
AC_TYPE_SIGNAL
AC_FUNC_STRFTIME
AC_FUNC_VPRINTF
AC_HAVE_FUNCS(bcmp bcopy bzero calloc cfmakeraw chmod cygwin_conv_path cygwin_conv_to_full_win32_path dirfd fallocate freelocale getcwd getgrgid gethostname getpagesize getpid getpwuid getrlimit gettimeofday kqueue malloc_trim mallopt mktime newlocale nl_langinfo poll popen posix_fallocate raise select setlocale setpgid setrlimit setsid sigaction sigblock sigdelset sigprocmask sigsetmask snprintf strdup strerror_l strptime strtod strtoimax strtol strtoll strtoq strtoul sysconf tdelete tempnam tfind tsearch uname unixpath2win utime utimes uwin_path winpath2unix _heapmin _msize _ucreate _udefault _udestroy _uopen __strtoll)
AC_HAVE_FUNCS(strlen)
AC_CACHE_CHECK([for strlen], ac_cv_have_strlen,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; return strlen(str);], ac_cv_have_strlen=yes, ac_cv_have_strlen=no)
)
if test "$ac_cv_have_strlen" = yes; then
AC_DEFINE(HAVE_STRLEN)
fi
AC_HAVE_FUNCS(strnlen)
AC_CACHE_CHECK([for strnlen], ac_cv_have_strnlen,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; return strnlen(str, 3);], ac_cv_have_strnlen=yes, ac_cv_have_strnlen=no)
)
if test "$ac_cv_have_strnlen" = yes; then
AC_DEFINE(HAVE_STRNLEN)
fi
AC_HAVE_FUNCS(strcpy)
AC_CACHE_CHECK([for strcpy], ac_cv_have_strcpy,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; char a[[100]]; strcpy(a, str); return a[[0]];], ac_cv_have_strcpy=yes, ac_cv_have_strcpy=no)
)
if test "$ac_cv_have_strcpy" = yes; then
AC_DEFINE(HAVE_STRCPY)
fi
AC_HAVE_FUNCS(strncpy)
AC_CACHE_CHECK([for strncpy], ac_cv_have_strncpy,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; char a[[100]]; volatile int l = 1; strncpy(a, str, l); return a[[0]];], ac_cv_have_strncpy=yes, ac_cv_have_strncpy=no)
)
if test "$ac_cv_have_strncpy" = yes; then
AC_DEFINE(HAVE_STRNCPY)
fi
AC_HAVE_FUNCS(strchr)
AC_CACHE_CHECK([for strchr], ac_cv_have_strchr,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; return !!strchr(str, 0);], ac_cv_have_strchr=yes, ac_cv_have_strchr=no)
)
if test "$ac_cv_have_strchr" = yes; then
AC_DEFINE(HAVE_STRCHR)
fi
AC_HAVE_FUNCS(strrchr)
AC_CACHE_CHECK([for strrchr], ac_cv_have_strrchr,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; return !!strrchr(str, 0);], ac_cv_have_strrchr=yes, ac_cv_have_strrchr=no)
)
if test "$ac_cv_have_strrchr" = yes; then
AC_DEFINE(HAVE_STRRCHR)
fi
AC_HAVE_FUNCS(strcmp)
AC_CACHE_CHECK([for strcmp], ac_cv_have_strcmp,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; char * volatile str2 = ""; return strcmp(str2, str);], ac_cv_have_strcmp=yes, ac_cv_have_strcmp=no)
)
if test "$ac_cv_have_strcmp" = yes; then
AC_DEFINE(HAVE_STRCMP)
fi
AC_HAVE_FUNCS(strncmp)
AC_CACHE_CHECK([for strncmp], ac_cv_have_strncmp,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; char * volatile str2 = ""; volatile int l = 1; return strncmp(str2, str, l);], ac_cv_have_strncmp=yes, ac_cv_have_strncmp=no)
)
if test "$ac_cv_have_strncmp" = yes; then
AC_DEFINE(HAVE_STRNCMP)
fi
AC_HAVE_FUNCS(strcspn)
AC_CACHE_CHECK([for strcspn], ac_cv_have_strcspn,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; char * volatile str2 = ""; return strcspn(str2, str);], ac_cv_have_strcspn=yes, ac_cv_have_strcspn=no)
)
if test "$ac_cv_have_strcspn" = yes; then
AC_DEFINE(HAVE_STRCSPN)
fi
AC_HAVE_FUNCS(strspn)
AC_CACHE_CHECK([for strspn], ac_cv_have_strspn,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; char * volatile str2 = ""; return strspn(str2, str);], ac_cv_have_strspn=yes, ac_cv_have_strspn=no)
)
if test "$ac_cv_have_strspn" = yes; then
AC_DEFINE(HAVE_STRSPN)
fi
AC_HAVE_FUNCS(strstr)
AC_CACHE_CHECK([for strstr], ac_cv_have_strstr,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; char * volatile str2 = ""; return !!strstr(str2, str);], ac_cv_have_strstr=yes, ac_cv_have_strstr=no)
)
if test "$ac_cv_have_strstr" = yes; then
AC_DEFINE(HAVE_STRSTR)
fi
AC_HAVE_FUNCS(memchr)
AC_CACHE_CHECK([for memchr], ac_cv_have_memchr,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; volatile int l = 1; return !!memchr(str, 0, l);], ac_cv_have_memchr=yes, ac_cv_have_memchr=no)
)
if test "$ac_cv_have_memchr" = yes; then
AC_DEFINE(HAVE_MEMCHR)
fi
AC_HAVE_FUNCS(memrchr)
AC_CACHE_CHECK([for memrchr], ac_cv_have_memrchr,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; volatile int l = 1; return !!memrchr(str, 0, l);], ac_cv_have_memrchr=yes, ac_cv_have_memrchr=no)
)
if test "$ac_cv_have_memrchr" = yes; then
AC_DEFINE(HAVE_MEMRCHR)
fi
AC_HAVE_FUNCS(memcmp)
AC_CACHE_CHECK([for memcmp], ac_cv_have_memcmp,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; char * volatile str2 = ""; volatile int l = 1; return memcmp(str2, str, l);], ac_cv_have_memcmp=yes, ac_cv_have_memcmp=no)
)
if test "$ac_cv_have_memcmp" = yes; then
AC_DEFINE(HAVE_MEMCMP)
fi
AC_HAVE_FUNCS(memcpy)
AC_CACHE_CHECK([for memcpy], ac_cv_have_memcpy,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; char a[[100]]; volatile int l = 1; memcpy(a, str, l); return a[[0]];], ac_cv_have_memcpy=yes, ac_cv_have_memcpy=no)
)
if test "$ac_cv_have_memcpy" = yes; then
AC_DEFINE(HAVE_MEMCPY)
fi
AC_HAVE_FUNCS(memmove)
AC_CACHE_CHECK([for memmove], ac_cv_have_memmove,
AC_TRY_LINK([#include <string.h>], [char * volatile str = ""; char a[[100]]; volatile int l = 1; memmove(a, str, l); return a[[0]];], ac_cv_have_memmove=yes, ac_cv_have_memmove=no)
)
if test "$ac_cv_have_memmove" = yes; then
AC_DEFINE(HAVE_MEMMOVE)
fi
AC_HAVE_FUNCS(memset)
AC_CACHE_CHECK([for memset], ac_cv_have_memset,
AC_TRY_LINK([#include <string.h>], [char a[[100]]; char * volatile str = a; volatile int l = 1; memset(str, 0, l); return a[[0]];], ac_cv_have_memset=yes, ac_cv_have_memset=no)
)
if test "$ac_cv_have_memset" = yes; then
AC_DEFINE(HAVE_MEMSET)
fi
AC_HAVE_FUNCS(memmem)
AC_CACHE_CHECK([for memmem], ac_cv_have_memmem,
AC_TRY_LINK([#define _GNU_SOURCE
#include <string.h>], [char * volatile str = ""; char * volatile str2 = ""; volatile int l = 1; volatile int l2 = 1; return !!memmem(str2, l2, str, l);], ac_cv_have_memmem=yes, ac_cv_have_memmem=no)
)
if test "$ac_cv_have_memmem" = yes; then
AC_DEFINE(HAVE_MEMMEM)
fi
AC_HAVE_FUNCS(strerror)
AC_CACHE_CHECK([for strerror], ac_cv_have_strerror,
AC_TRY_LINK([#include <string.h>], [volatile int e = 1; return strerror(e)[[0]];], ac_cv_have_strerror=yes, ac_cv_have_strerror=no)
)
if test "$ac_cv_have_strerror" = yes; then
AC_DEFINE(HAVE_STRERROR)
fi
AC_CACHE_CHECK([for sigfillset], ac_cv_have_sigfillset,
AC_TRY_LINK([#include <signal.h>], [sigset_t set; sigfillset(&set);], ac_cv_have_sigfillset=yes, ac_cv_have_sigfillset=no)
)
if test "$ac_cv_have_sigfillset" = yes; then
AC_DEFINE(HAVE_SIGFILLSET)
fi
AC_CACHE_CHECK([for sigsetjmp/siglongjmp], ac_cv_have_sigsetjmp,
AC_TRY_LINK([#include <setjmp.h>], [sigjmp_buf env;sigsetjmp(env, 1);siglongjmp(env, 2);], ac_cv_have_sigsetjmp=yes, ac_cv_have_sigsetjmp=no)
)
if test "$ac_cv_have_sigsetjmp" = yes; then
AC_DEFINE(HAVE_SIGSETJMP)
fi
AC_CACHE_CHECK([for gcc assembler], ac_cv_have_gcc_assembler,
AC_TRY_RUN([
int main(void)
{
void *o = (void *)0, *i = (void *)-1L;
__asm__ volatile ("" : "=r"(o) : "0"(i) : "memory");
if (o != (void *)-1L)
return 1;
#if defined(__i386__) || defined(__x86_64__)
{
int x = (int)((unsigned)-1 >> 1);
int y = 1;
int result = 0;
unsigned char ovf = 0;
__asm__ ("addl %2, %0; seto %1":"=r"(result), "=q"(ovf):"g"(y),"0"(x));
if (result != ~x || ovf != 1)
return 1;
}
#endif
#if defined(__x86_64__) && !defined(__TINYC__)
{
static const unsigned char zero;
__asm__ ("jmp 1f; movntdqa %0, %%xmm0; 1:" : : "m"(zero) : "xmm0");
}
#endif
#if defined(__alpha__)
__asm__ volatile (".p2align 3; nop; .p2align 3" ::: "memory");
#endif
return 0;
}
], ac_cv_have_gcc_assembler=yes, ac_cv_have_gcc_assembler=no, ac_cv_have_gcc_assembler="$ac_cv_have_emx")
)
if test "$ac_cv_have_gcc_assembler" = yes; then
AC_DEFINE(HAVE_GCC_ASSEMBLER)
fi
AC_CACHE_CHECK([for __builtin_add_overflow], ac_cv_have___builtin_add_overflow,
AC_TRY_LINK([], [volatile int a = 1, b = 2; int c; return __builtin_add_overflow(a, b, &c);], ac_cv_have___builtin_add_overflow=yes, ac_cv_have___builtin_add_overflow=no)
)
if test "$ac_cv_have___builtin_add_overflow" = yes; then
AC_DEFINE(HAVE___BUILTIN_ADD_OVERFLOW)
fi
AC_CACHE_CHECK([for __builtin_clz], ac_cv_have___builtin_clz,
AC_TRY_LINK([], [volatile unsigned a = 1; return __builtin_clz(a);], ac_cv_have___builtin_clz=yes, ac_cv_have___builtin_clz=no)
)
if test "$ac_cv_have___builtin_clz" = yes; then
AC_DEFINE(HAVE___BUILTIN_CLZ)
fi
if test "$ac_cv_func_select" != yes; then
AC_ERROR([select function not present])
fi
AC_CHECK_LIB(bsd, strmode)
dnl User option
AC_MSG_CHECKING([for requested debug level])
AC_ARG_ENABLE(debuglevel, [ --enable-debuglevel set internal checking level
-1 - recover from segmentation faults
0 - no checks (fastest)
1 - check memory leaks
2 - check memory leaks, red zone
3 - check memory leaks, red zone, pattern filling], cf_debuglevel="$enableval", cf_debuglevel=0)
if test "$cf_debuglevel" = no; then cf_debuglevel=0; fi
if test "$cf_debuglevel" = yes; then cf_debuglevel=2; fi
AC_MSG_RESULT($cf_debuglevel)
if test "$cf_debuglevel" != -1 && test "$cf_debuglevel" != 0 && test "$cf_debuglevel" != 1 && test "$cf_debuglevel" != 2 && test "$cf_debuglevel" != 3; then
AC_ERROR([Invalid debuglevel specified])
fi
AC_DEFINE_UNQUOTED(DEBUGLEVEL, $cf_debuglevel)
AC_MSG_CHECKING([if you want to enable javascript])
cf_use_javascript=no
AC_ARG_ENABLE(javascript, [ --enable-javascript DELETE1], cf_use_javascript="$enableval")
AC_MSG_RESULT($cf_use_javascript)
if test "$cf_use_javascript" = yes; then
AC_DEFINE(JS)
AC_MSG_CHECKING([if you want to link with system libfl])
cf_use_libfl=no
AC_ARG_WITH(libfl, [ --with-libfl DELETE2], cf_use_libfl="$withval")
AC_MSG_RESULT($cf_use_libfl)
if test "$cf_use_libfl" != no; then
LIBS="$LIBS -lfl"
else
AC_DEFINE(CHCEME_FLEXI_LIBU)
fi
reg_exp_mode="NONE"
PKG_CHECK_MODULES(LIBPCRE, libpcre, pkgconfig_libpcre=yes, pkgconfig_libpcre=no)
if test "$pkgconfig_libpcre" = "yes"; then
CPPFLAGS="$CPPFLAGS $LIBPCRE_CFLAGS"
LIBS="$LIBPCRE_LIBS $LIBS"
fi
AC_CHECK_LIB(pcre, pcre_compile)
AC_CHECK_HEADERS(pcre.h)
if test "$ac_cv_lib_pcre_pcre_compile" = yes && test "$ac_cv_header_pcre_h" = yes; then
AC_DEFINE(HAVE_PCRE)
reg_exp_mode="PCRE"
else
AC_HAVE_FUNCS(regcomp)
AC_CHECK_HEADERS(regex.h)
if test "$ac_cv_func_regcomp" = yes && test "$ac_cv_header_regex_h" = yes; then
AC_DEFINE(HAVE_REGEX)
reg_exp_mode="LIBC"
fi
fi
AC_CHECK_LIB(m, fmod)
fi
cf_use_graphics=no
AC_MSG_CHECKING([if you want to use graphics])
AC_ARG_ENABLE(graphics, [ --enable-graphics use graphics], cf_use_graphics="$enableval" )
AC_MSG_RESULT($cf_use_graphics)
AC_MSG_CHECKING([if you want to enable UTF-8 terminal])
cf_enable_utf8=yes
AC_ARG_ENABLE(utf8, [ --disable-utf8 disable UTF-8 terminal (saves memory)], cf_enable_utf8="$enableval" )
test "$ac_cv_have_emx" = yes && cf_enable_utf8=no
test "$ac_cv_have_djgpp" = yes && cf_enable_utf8=no
AC_MSG_RESULT($cf_enable_utf8)
if test "$cf_enable_utf8" != no; then
AC_DEFINE(ENABLE_UTF8)
fi
dnl Checks for libraries.
AC_HAVE_FUNCS(clock_gettime)
if test $ac_cv_func_clock_gettime = no; then
AC_CHECK_LIB(rt, clock_gettime)
if test $ac_cv_lib_rt_clock_gettime = yes; then
AC_DEFINE(HAVE_CLOCK_GETTIME)
fi
fi
AC_CHECK_FUNC(socket, cf_result=yes, cf_result=no)
if test "$cf_result" = no; then
AC_CHECK_LIB(socket, socket)
if test "$ac_cv_lib_socket_socket" = no; then
AC_CHECK_LIB(xnet, socket)
if test "$ac_cv_lib_xnet_socket" = no; then
AC_CHECK_LIB(network, socket)
if test "$ac_cv_lib_network_socket" = no; then
AC_CHECK_LIB(watt, socket)
if test "$ac_cv_lib_watt_socket" = no; then
AC_ERROR([socket function not present])
fi
fi
fi
fi
fi
AC_CHECK_FUNC(setsockopt, cf_result=yes, cf_result=no)
if test "$cf_result" = no; then
AC_CHECK_LIB(socket, setsockopt)
fi
AC_CHECK_FUNC(gethostbyname, cf_result=yes, cf_result=no)
if test "$cf_result" = no; then
AC_CHECK_LIB(socket, gethostbyname)
cf_result="$ac_cv_lib_socket_gethostbyname"
if test "$ac_cv_lib_socket_gethostbyname" = no; then
AC_CHECK_LIB(nsl, gethostbyname)
cf_result="$ac_cv_lib_nsl_gethostbyname"
fi
fi
test "$cf_result" = yes && AC_DEFINE(HAVE_GETHOSTBYNAME)
if test "$cf_result" = yes && test "$ac_cv_have_watcom" = yes -o "`uname -s`" = SunOS; then
AC_CACHE_CHECK([for flawed gethostbyname], ac_cv_gethostbyname_bug,
AC_TRY_RUN([
#include <netdb.h>
int main()
{
return !gethostbyname("www.gnu.org");
}
], ac_cv_gethostbyname_bug=no, ac_cv_gethostbyname_bug=yes, ac_cv_gethostbyname_bug="$ac_cv_have_watcom")
)
test "$ac_cv_gethostbyname_bug" = yes && AC_DEFINE(HAVE_GETHOSTBYNAME_BUG)
fi
AC_ARG_WITH(getaddrinfo, [ --without-getaddrinfo compile without getaddrinfo function],[if test "$withval" = no; then disable_getaddrinfo=yes; else disable_getaddrinfo=no; fi])
if test "$disable_getaddrinfo" != yes; then
AC_HAVE_FUNCS(getaddrinfo freeaddrinfo gai_strerror)
if test "$ac_cv_func_getaddrinfo" = yes -a "$ac_cv_func_freeaddrinfo" = yes; then
cf_have_getaddrinfo=yes
else
cf_have_getaddrinfo=no
fi
else
cf_have_getaddrinfo=no
fi
AC_HAVE_FUNCS(inet_ntop inet_pton herror)
AC_ARG_WITH(ipv6, [ --without-ipv6 compile without ipv6],[if test "$withval" = no; then disable_ipv6=yes; else disable_ipv6=no; fi])
AC_CACHE_CHECK([for ipv6], ac_cv_have_ipv6,
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
], [
struct sockaddr_in6 sin6;
sin6.sin6_family = AF_INET6;
], ac_cv_have_ipv6=yes, ac_cv_have_ipv6=no)
)
if test "$disable_ipv6" != yes -a "$ac_cv_have_ipv6" = yes -a "$cf_have_getaddrinfo" = yes; then
cf_have_ipv6=yes
AC_DEFINE(SUPPORT_IPV6)
else
cf_have_ipv6=no
fi
AC_CACHE_CHECK([for sockaddr_in6.sin6_scope_id], ac_cv_have_sin6_scope_id,
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
], [
struct sockaddr_in6 sin6;
sin6.sin6_scope_id = 0;
], ac_cv_have_sin6_scope_id=yes, ac_cv_have_sin6_scope_id=no)
)
test "$ac_cv_have_sin6_scope_id" = yes && AC_DEFINE(SUPPORT_IPV6_SCOPE)
AC_ARG_WITH(libevent, [ --without-libevent compile without libevent],[if test "$withval" = no; then disable_libevent=yes; else disable_libevent=no; fi])
cf_have_libevent=no
if test "$disable_libevent" != yes; then
AC_CHECK_HEADERS(event.h ev-event.h)
if test "$ac_cv_header_event_h" = yes; then
AC_CHECK_LIB(event, event_loop)
if test "$ac_cv_lib_event_event_loop" = yes; then
cf_have_libevent=libevent
fi
fi
if test "$cf_have_libevent" = no; then
if test "$ac_cv_header_event_h" = yes -o "$ac_cv_header_ev_event_h" = yes; then
AC_CHECK_LIB(ev, event_loop)
if test "$ac_cv_lib_ev_event_loop" = yes; then
cf_have_libevent=libev
fi
fi
fi
fi
if test "$cf_have_libevent" != no; then
AC_HAVE_FUNCS(event_base_set event_get_version event_get_method event_base_free event_base_new event_reinit event_base_get_method event_config_set_flag event_get_struct_event_size)
fi
if test "$cf_use_graphics" != no; then
AC_CHECK_LIB(m, pow)
if test "$ac_cv_lib_m_pow" = no; then
AC_CHECK_LIB(m, main)
fi
AC_CACHE_CHECK([for pow], ac_cv_have_pow,
AC_TRY_LINK([#include <math.h>], [volatile double a = 1.1; volatile double b = 2.2; return pow(a, b);], ac_cv_have_pow=yes, ac_cv_have_pow=no)
)
if test "$ac_cv_have_pow" = yes; then
AC_DEFINE(HAVE_POW)
fi
AC_CACHE_CHECK([for powf], ac_cv_have_powf,
AC_TRY_LINK([#include <math.h>], [volatile float a = 1.1; volatile float b = 2.2; return powf(a, b);], ac_cv_have_powf=yes, ac_cv_have_powf=no)
)
if test "$ac_cv_have_powf" = yes; then
AC_DEFINE(HAVE_POWF)
fi
if test "$ac_cv_have_pow" != yes -a "$ac_cv_have_powf" != yes; then
AC_ERROR([pow and powf functions not present])
fi
fi
AC_ARG_WITH(gpm, [ --without-gpm compile without gpm mouse],[if test "$withval" = no; then disable_gpm=yes; else disable_gpm=no; fi])
if test "$disable_gpm" != yes -a "$ac_cv_have_djgpp" != yes; then
AC_CHECK_HEADERS(gpm.h)
AC_CHECK_LIB(gpm, Gpm_Open)
AC_HAVE_FUNCS(Gpm_GetLibVersion)
if test "$ac_cv_lib_gpm_Gpm_Open" = yes && test "$ac_cv_header_gpm_h" = yes; then
cf_have_gpm=yes
AC_CACHE_CHECK([for Gpm_Event wdx and wdy], ac_cv_have_wdx_wdy,
AC_TRY_COMPILE([
#include <sys/time.h>
#include <gpm.h>
], [
Gpm_Event e;
e.wdx = 1;
e.wdy = 2;
return e.wdx + e.wdy
], ac_cv_have_wdx_wdy=yes, ac_cv_have_wdx_wdy=no)
)
if test "$ac_cv_have_wdx_wdy" = yes; then
AC_DEFINE(HAVE_WDX_WDY)
fi
else
cf_have_gpm=no
fi
else
cf_have_gpm=no
fi
AC_CACHE_CHECK([for OS/2 threads], ac_cv_have_beginthread,
CFLAGS_X="$CFLAGS"
CFLAGS="$CFLAGS -Zmt"
AC_TRY_LINK([#include <stdlib.h>], [_beginthread(NULL, NULL, 0, NULL)], ac_cv_have_beginthread=yes, ac_cv_have_beginthread=no)
CFLAGS="$CFLAGS_X"
)
if test "$ac_cv_have_beginthread" = yes; then
CFLAGS="$CFLAGS -Zmt"
AC_DEFINE(HAVE_BEGINTHREAD)
fi
AC_CHECK_HEADERS(atheos/threads.h)
AC_HAVE_FUNCS(spawn_thread resume_thread)
AC_HAVE_FUNCS(MouOpen _read_kbd)
AC_CACHE_CHECK([for XFree for OS/2], ac_cv_have_x2,
CPPFLAGS_X="$CPPFLAGS"
LIBS_X="$LIBS"
ac_cv_have_x2=no
if test -n "$X11ROOT"; then
CPPFLAGS="$CPPFLAGS_X -I$X11ROOT/XFree86/include"
LIBS="$LIBS_X -L$X11ROOT/XFree86/lib -lxf86_gcc"
AC_TRY_LINK([#include <pty.h>], [struct winsize win;ptioctl(1, TIOCGWINSZ, &win)], ac_cv_have_x2=xf86_gcc, ac_cv_have_x2=no)
if test "$ac_cv_have_x2" = no; then
LIBS="$LIBS_X -L$X11ROOT/XFree86/lib -lxf86"
AC_TRY_LINK([#include <pty.h>], [struct winsize win;ptioctl(1, TIOCGWINSZ, &win)], ac_cv_have_x2=xf86, ac_cv_have_x2=no)
fi
fi
CPPFLAGS="$CPPFLAGS_X"
LIBS="$LIBS_X"
)
if test "$ac_cv_have_x2" != no; then
CPPFLAGS="$CPPFLAGS -I$X11ROOT/XFree86/include"
LIBS="$LIBS -L$X11ROOT/XFree86/lib -l$ac_cv_have_x2"
AC_DEFINE(X2)
fi
cf_result=no
#ifdef HAVE_SSL
ssld=yes
withval=
AC_ARG_WITH(ssl, [ --with-ssl(=directory) enable SSL support
--with-ssl=nss enable SSL support through NSS OpenSSL emulation], [if test "$withval" = no; then disable_ssl=yes; else ssld="$withval"; fi])
AC_ARG_ENABLE(ssl-pkgconfig, [ --disable-ssl-pkgconfig don't use pkgconfig when searching for openssl], cf_openssl_pkgconfig="$enableval", cf_openssl_pkgconfig=yes)
if test -z "$disable_ssl"; then
CPPFLAGS_X="$CPPFLAGS"
LIBS_X="$LIBS"
if test "$static_link" != 0; then
AC_CHECK_LIB(dl, dlopen)
AC_CHECK_LIB(z, inflate)
fi
CPPFLAGS_XX="$CPPFLAGS"
LIBS_XX="$LIBS"
if test "$cf_result" = no && test "$ssld" = yes -o "$ssld" = openssl; then
if test "$cf_openssl_pkgconfig" = no; then
pkgconfig_openssl=no
else
PKG_CHECK_MODULES(OPENSSL, openssl, pkgconfig_openssl=yes, pkgconfig_openssl=no)
if test "$PKG_CONFIG" != no -a "$pkgconfig_openssl" = no; then
AC_MSG_RESULT(no)
fi
fi
if test "$pkgconfig_openssl" = yes; then
AC_MSG_CHECKING([for OpenSSL])
CPPFLAGS="$CPPFLAGS_XX $OPENSSL_CFLAGS"
LIBS="$OPENSSL_LIBS $LIBS_XX"
AC_TRY_LINK([#include <stdio.h>
#include <openssl/ssl.h>], [SSL_CTX_new((void *)0)], cf_result=openssl, cf_result=no)
AC_MSG_RESULT($cf_result)
fi
fi
if test "$cf_result" = no && test "$ssld" != nss; then
AC_MSG_CHECKING([for OpenSSL])
if test "$ssld" = yes -o "$ssld" = openssl; then
ssld=". /usr /usr/local /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/local/www /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl"
fi
for ssldir in $ssld; do
if test "$cf_result" = no; then
if test ! -z "$ssldir" && test "$ssldir" != /usr && test "$ssldir" != .; then
LIBS="-L$ssldir/lib -lssl -lcrypto $LIBS_XX"
CPPFLAGS="$CPPFLAGS_XX -I$ssldir/include"
else
LIBS="-lssl -lcrypto $LIBS_XX"
CPPFLAGS="$CPPFLAGS_XX"
fi
AC_TRY_LINK([#include <stdio.h>
#include <openssl/ssl.h>], [SSL_CTX_new((void *)0)], cf_result=openssl, cf_result=no)
fi
done
AC_MSG_RESULT($cf_result)
fi
if test "$cf_result" = no && test "$ssld" = yes -o "$ssld" = nss; then
if test "$cf_openssl_pkgconfig" = no; then
pkgconfig_nss=no
else
PKG_CHECK_MODULES(NSS, nss, pkgconfig_nss=yes, pkgconfig_nss=no)
if test "$PKG_CONFIG" != no -a "$pkgconfig_nss" = no; then
AC_MSG_RESULT(no)
fi
fi
if test "$pkgconfig_nss" = no; then
NSS_CFLAGS=""
NSS_LIBS=""
fi
CPPFLAGS="$CPPFLAGS_X $NSS_CFLAGS"
LIBS="-lnss_compat_ossl $NSS_LIBS $LIBS_X"
AC_MSG_CHECKING([for NSS-compat-ossl])
AC_TRY_LINK([#include <nss_compat_ossl/nss_compat_ossl.h>], [SSL_CTX_new((void *)0)], cf_result=nss, cf_result=no)
AC_MSG_RESULT($cf_result)
fi
if test "$cf_result" = no; then
if test -n "$withval" -a "$withval" != no; then
AC_MSG_ERROR("OpenSSL not found")
fi
CPPFLAGS="$CPPFLAGS_X"
LIBS="$LIBS_X"
else
AC_DEFINE(HAVE_SSL)
if test "$cf_result" = openssl; then
AC_DEFINE(HAVE_OPENSSL)
AC_CHECK_HEADERS(openssl/x509v3.h)
fi
if test "$cf_result" = nss; then
AC_DEFINE(HAVE_NSS)
fi
AC_HAVE_FUNCS(ASN1_STRING_get0_data ASN1_STRING_to_UTF8 OPENSSL_cleanup OPENSSL_init_ssl RAND_add RAND_egd RAND_file_name RAND_load_file RAND_write_file SSL_SESSION_is_resumable SSL_get0_verified_chain SSL_get1_peer_certificate SSL_get1_session SSL_load_error_strings SSL_set_security_level X509_check_host X509_check_ip)
AC_CACHE_CHECK([for CRYPTO_set_mem_functions without file/line], ac_cv_have_crypto_set_mem_functions_1,
AC_TRY_LINK([#include <openssl/crypto.h>
static int csmf(void *(*m)(size_t), void *(*r)(void *, size_t), void (*f)(void *)) { return 0; }
], [return (int)(CRYPTO_set_mem_functions - csmf);], ac_cv_have_crypto_set_mem_functions_1=yes, ac_cv_have_crypto_set_mem_functions_1=no)
)
if test "$ac_cv_have_crypto_set_mem_functions_1" = yes; then
AC_DEFINE(HAVE_CRYPTO_SET_MEM_FUNCTIONS_1)
fi
AC_CACHE_CHECK([for CRYPTO_set_mem_functions with file/line], ac_cv_have_crypto_set_mem_functions_2,
AC_TRY_LINK([#include <openssl/crypto.h>
static int csmf(void *(*m)(size_t, const char *, int), void *(*r)(void *, size_t, const char *, int), void (*f)(void *, const char *, int)) { return 0; }
], [return (int)(CRYPTO_set_mem_functions - csmf);], ac_cv_have_crypto_set_mem_functions_2=yes, ac_cv_have_crypto_set_mem_functions_2=no)
)
if test "$ac_cv_have_crypto_set_mem_functions_2" = yes; then
AC_DEFINE(HAVE_CRYPTO_SET_MEM_FUNCTIONS_2)
fi
fi
fi
#endif
cf_have_ssl=$cf_result
AC_ARG_WITH(zlib, [ --without-zlib compile without zlib compression],[if test "$withval" = no; then disable_zlib=yes; else disable_zlib=no; fi])
AC_ARG_WITH(brotli, [ --without-brotli compile without brotli compression],[if test "$withval" = no; then disable_brotli=yes; else disable_brotli=no; fi])
AC_ARG_WITH(zstd, [ --without-zstd compile without zstandard compression],[if test "$withval" = no; then disable_zstd=yes; else disable_zstd=no; fi])
AC_ARG_WITH(bzip2, [ --without-bzip2 compile without bzip2 compression],[if test "$withval" = no; then disable_bzip2=yes; else disable_bzip2=no; fi])
AC_ARG_WITH(lzma, [ --without-lzma compile without lzma compression],[if test "$withval" = no; then disable_lzma=yes; else disable_lzma=no; fi])
AC_ARG_WITH(lzip, [ --without-lzip compile without lzip compression],[if test "$withval" = no; then disable_lzip=yes; else disable_lzip=no; fi])
compression=""
if test "$disable_zlib" != yes; then
AC_CHECK_HEADERS(zlib.h)
AC_CHECK_LIB(z, inflate)
if test "$ac_cv_header_zlib_h" = yes && test "$ac_cv_lib_z_inflate" = yes; then
AC_DEFINE(HAVE_ZLIB)
compression="$compression ZLIB"
fi
fi
if test "$disable_brotli" != yes; then
AC_CHECK_HEADERS(brotli/decode.h)
AC_CHECK_LIB(brotlidec, BrotliDecoderDecompressStream)
if test "$ac_cv_header_brotli_decode_h" = yes && test "$ac_cv_lib_brotlidec_BrotliDecoderDecompressStream" = yes; then
AC_DEFINE(HAVE_BROTLI)
compression="$compression BROTLI"
fi
fi
if test "$disable_zstd" != yes; then
AC_CHECK_HEADERS(zstd.h)
AC_CHECK_LIB(zstd, ZSTD_decompressStream)
if test "$ac_cv_header_zstd_h" = yes && test "$ac_cv_lib_zstd_ZSTD_decompressStream" = yes; then
AC_HAVE_FUNCS(ZSTD_getErrorCode)
AC_DEFINE(HAVE_ZSTD)
compression="$compression ZSTD"
fi
fi
if test "$disable_bzip2" != yes; then
AC_CHECK_HEADERS(bzlib.h)
AC_CHECK_LIB(bz2, BZ2_bzDecompress)
if test "$ac_cv_header_bzlib_h" = yes && test "$ac_cv_lib_bz2_BZ2_bzDecompress" = yes; then
AC_DEFINE(HAVE_BZIP2)
compression="$compression BZIP2"
fi
fi
if test "$disable_lzma" != yes; then
AC_CHECK_HEADERS(lzma.h)
AC_CHECK_LIB(lzma, lzma_auto_decoder)
if test "$ac_cv_header_lzma_h" = yes && test "$ac_cv_lib_lzma_lzma_auto_decoder" = yes; then
AC_DEFINE(HAVE_LZMA)
compression="$compression LZMA"
fi
fi
if test "$disable_lzip" != yes; then
AC_CHECK_HEADERS(lzlib.h)
AC_CHECK_LIB(lz, LZ_decompress_open)
if test "$ac_cv_header_lzlib_h" = yes && test "$ac_cv_lib_lz_LZ_decompress_open" = yes; then
AC_DEFINE(HAVE_LZIP)
compression="$compression LZIP"
fi
fi
cf_have_atheos=no
cf_have_haiku=no
if test "$cf_use_graphics" != no; then
AC_DEFINE(G)
AC_ARG_WITH(openmp, [ --without-openmp compile without OpenMP],[if test "$withval" = no; then disable_openmp=yes; else disable_openmp=no; fi])
cf_have_openmp=no
if test "$disable_openmp" != yes; then
AC_CACHE_CHECK([for OpenMP], ac_cv_have_openmp,
ac_cv_have_openmp=no
for openmp_cflags in "" -fopenmp -openmp -fopenmp=libgomp -mp -xopenmp -omp -qsmp=omp "-mp -lstdc++"; do
CFLAGS_X="$CFLAGS"
CFLAGS="$CFLAGS $openmp_cflags"
AC_TRY_LINK([#include <omp.h>], [
int enabled = 1;
int i = 1;
int j = 3;
omp_set_dynamic(0);
i += omp_get_max_threads();
omp_set_num_threads(4);
#pragma omp parallel default(none) firstprivate(i) shared(j) if (enabled)
{
int n;
i += omp_get_num_threads() + omp_get_thread_num();
#pragma omp for nowait
for (n = 0; n < 10; n++)
i += j / i;
}
], ac_cv_have_openmp="$openmp_cflags")
CFLAGS="$CFLAGS_X"
if test "$ac_cv_have_openmp" != no; then
break
fi
done
)
if test "$ac_cv_have_openmp" != no; then
CFLAGS="$CFLAGS $ac_cv_have_openmp"
cf_have_openmp=yes
AC_DEFINE(HAVE_OPENMP)
fi
fi
AC_ARG_WITH(svgalib, [ --without-svgalib compile without svgalib graphics driver],[if test "$withval" = no; then disable_svgalib=yes; else disable_svgalib=no; fi])
AC_ARG_WITH(x, [ --without-x compile without X Window System graphics driver],[if test "$withval" = no; then disable_x=yes; else disable_x=no; fi])
AC_ARG_WITH(fb, [ --without-fb compile without Linux Framebuffer graphics driver],[if test "$withval" = no; then disable_fb=yes; else disable_fb=no; fi])
AC_ARG_WITH(directfb, [ --without-directfb compile without DirectFB graphics driver],[if test "$withval" = no; then disable_directfb=yes; else disable_directfb=no; fi])
dnl AC_ARG_WITH(sdl, [ --without-sdl compile without SDL graphics driver],[if test "$withval" = no; then disable_sdl=yes; else disable_sdl=no; fi])
AC_ARG_WITH(pmshell, [ --without-pmshell compile without PMShell graphics driver],[if test "$withval" = no; then disable_pmshell=yes; else disable_pmshell=no; fi])
AC_ARG_WITH(windows, [ --without-windows compile without Windows graphics driver],[if test "$withval" = no; then disable_windows=yes; else disable_windows=no; fi])
AC_ARG_WITH(atheos, [ --without-atheos compile without Atheos graphics driver],[if test "$withval" = no; then disable_atheos=yes; else disable_atheos=no; fi])
AC_ARG_WITH(haiku, [ --without-haiku compile without Haiku graphics driver],[if test "$withval" = no; then disable_haiku=yes; else disable_haiku=no; fi])
AC_ARG_WITH(grx, [ --without-grx compile without DOS GRX graphics driver],[if test "$withval" = no; then disable_grx=yes; else disable_grx=no; fi])
drivers=""
if test "$disable_svgalib" != yes; then
LIBS_X="$LIBS"
if test "$static_link" != 0; then
AC_CHECK_LIB(x86, LRMI_init)
fi
LIBS="-lvga $LIBS"
AC_CACHE_CHECK([for svgalib], ac_cv_have_svgalib,
AC_TRY_LINK([#include <vga.h>], [vga_setmode(0)], ac_cv_have_svgalib=yes, ac_cv_have_svgalib=no)
)
if test "$ac_cv_have_svgalib" = yes; then
AC_HAVE_FUNCS(vga_runinbackground_version mouse_getposition_6d)
AC_DEFINE(GRDRV_SVGALIB)
drivers="$drivers SVGALIB"
else
LIBS="$LIBS_X"
fi
fi
if test "$disable_fb" != yes; then
AC_CHECK_HEADERS(linux/fb.h linux/kd.h linux/vt.h sys/mman.h)
if test "$ac_cv_header_linux_fb_h" = yes && test "$ac_cv_header_linux_kd_h" = yes && test "$ac_cv_header_linux_vt_h" = yes && test "$ac_cv_header_sys_mman_h" = yes && test "$ac_cv_header_sys_ioctl_h" = yes && test "$cf_have_gpm" = yes; then
AC_DEFINE(GRDRV_FB)
drivers="$drivers FB"
fi
fi
if test "$disable_directfb" != yes; then
AC_PATH_PROG(DIRECTFB_CONFIG, directfb-config, no)
if test "$DIRECTFB_CONFIG" != "no"; then
AC_MSG_CHECKING(for DirectFB >= 0.9.17)
directfb_version=`$DIRECTFB_CONFIG --version`
if expr $directfb_version \>= 0.9.17 >/dev/null; then
AC_MSG_RESULT(yes)
DIRECTFB_CFLAGS="`$DIRECTFB_CONFIG --cflags`"
DIRECTFB_LIBS="`$DIRECTFB_CONFIG --libs`"
pkgconfig_directfb=yes
else
AC_MSG_RESULT(no)
pkgconfig_directfb=no
fi
else
PKG_CHECK_MODULES(DIRECTFB, directfb, pkgconfig_directfb=yes, pkgconfig_directfb=no)
if test "$PKG_CONFIG" != no -a "$pkgconfig_directfb" = no; then
AC_MSG_RESULT(no)
fi
fi
if test "$pkgconfig_directfb" = "yes"; then
CPPFLAGS_X="$CPPFLAGS"
LIBS_X="$LIBS"
CPPFLAGS="$CPPFLAGS $DIRECTFB_CFLAGS"
LIBS="$DIRECTFB_LIBS $LIBS"
AC_CACHE_CHECK([for DirectFBInit], ac_cv_have_directfbinit,
AC_TRY_LINK([#include <directfb.h>], [DirectFBInit(NULL, NULL)], ac_cv_have_directfbinit=yes, ac_cv_have_directfbinit=no)
)
if test "$ac_cv_have_directfbinit" = yes; then
AC_DEFINE(GRDRV_DIRECTFB)
drivers="$drivers DIRECTFB"
else
CPPFLAGS="$CPPFLAGS_X"
LIBS="$LIBS_X"
fi
fi
fi
if test "$disable_x" != yes; then
CPPFLAGS_X="$CPPFLAGS"
LIBS_X="$LIBS"
AC_PATH_X
if test "$static_link" != 0; then
AC_CHECK_LIB(pthread, pthread_create)
AC_CHECK_LIB(dl, dlopen)
AC_CHECK_LIB(Xdmcp, XdmcpWrap)
AC_CHECK_LIB(Xau, XauGetBestAuthByAddr)
AC_CHECK_LIB(xcb, xcb_connect)
AC_CHECK_LIB(xcb-xlib, xcb_get_request_sent)
fi
LIBS="-lX11 $LIBS"
if test "$have_x" = yes; then
test -n "$x_libraries" && LIBS="-L$x_libraries $LIBS"
test -n "$x_includes" && CPPFLAGS="$CPPFLAGS -I$x_includes"
fi
AC_CHECK_HEADERS(X11/Xlib.h X11/X.h X11/Xutil.h X11/Xatom.h X11/Xlocale.h X11/keysymdef.h)
AC_HAVE_FUNCS(XOpenDisplay XOpenIM XCloseIM XCreateIC XDestroyIC XwcLookupString Xutf8LookupString XSupportsLocale XmbTextListToTextProperty)
AC_CACHE_CHECK([for Xsetlocale], ac_cv_have_Xsetlocale,
AC_TRY_LINK([#include <X11/Xlocale.h>], [setlocale(0, NULL); return 0;], ac_cv_have_Xsetlocale=yes, ac_cv_have_Xsetlocale=no)
)
if test "$ac_cv_have_Xsetlocale" = yes; then
AC_DEFINE(HAVE_XSETLOCALE)
fi
if test "$have_x" = yes -o "$ac_cv_have_x2" != no && test "$ac_cv_func_XOpenDisplay" = yes && test "$ac_cv_header_X11_Xlib_h" = yes && test "$ac_cv_header_X11_X_h" = yes && test "$ac_cv_header_X11_Xutil_h" = yes && test "$ac_cv_header_X11_Xatom_h" = yes && test "$ac_cv_header_X11_keysymdef_h" = yes; then
AC_DEFINE(GRDRV_X)
drivers="$drivers X"
else
CPPFLAGS="$CPPFLAGS_X"
LIBS="$LIBS_X"
fi
fi
dnl if test "$disable_sdl" != yes; then
dnl AC_PATH_PROG(SDL_CONFIG, sdl-config, no)
dnl if test "$SDL_CONFIG" != "no"; then
dnl AC_MSG_CHECKING(for SDL >= 1.2.0)
dnl sdl_version="`$SDL_CONFIG --version`"
dnl if expr "$sdl_version" \>= 1.2.0 >/dev/null; then
dnl AC_MSG_RESULT(yes)
dnl SDL_CFLAGS="`$SDL_CONFIG --cflags`"
dnl SDL_LIBS="`$SDL_CONFIG --libs`"
dnl AC_DEFINE(GRDRV_SDL)
dnl drivers="$drivers SDL"
dnl CPPFLAGS="$CPPFLAGS $SDL_CFLAGS"
dnl AC_CHECK_LIB(Xext, XextAddDisplay)
dnl LIBS="$SDL_LIBS $LIBS"
dnl else
dnl AC_MSG_RESULT(no)
dnl fi
dnl fi
dnl fi
if test "$disable_pmshell" != yes && test "$ac_cv_header_sys_fmutex_h" = yes && test "$ac_cv_have_beginthread" = yes; then
AC_CACHE_CHECK([for pmshell], ac_cv_have_pmshell,
AC_TRY_LINK([#define INCL_WIN
#define INCL_GPI
#include <os2.h>
#include <sys/fmutex.h>],
[_fmutex mutex;
WinDrawText(NULLHANDLE, -1, NULL, NULL, 0, 0, 0),
GpiSetPel(NULLHANDLE, NULL)],
ac_cv_have_pmshell=yes, ac_cv_have_pmshell=no)
)
if test "$ac_cv_have_pmshell" = yes; then
AC_DEFINE(GRDRV_PMSHELL)
drivers="$drivers PMSHELL"
fi
fi
if test "$disable_windows" != yes; then
LIBS_X="$LIBS"
AC_CHECK_HEADERS(windowsx.h)
AC_CACHE_CHECK([for ReleaseDC], ac_cv_have_windows11,
AC_TRY_LINK([
#include <windows.h>
#include <pthread.h>],
[ReleaseDC(NULL, NULL)],
ac_cv_have_windows11=yes, ac_cv_have_windows11=no)
)
if test "$ac_cv_have_windows11" = no; then
LIBS="-luser32 $LIBS"
AC_CACHE_CHECK([for ReleaseDC in -luser32], ac_cv_have_windows12,
AC_TRY_LINK([
#include <windows.h>
#include <pthread.h>],
[ReleaseDC(NULL, NULL)],
ac_cv_have_windows12=yes, ac_cv_have_windows12=no)
)
fi
AC_CACHE_CHECK([for GdiFlush], ac_cv_have_windows21,
AC_TRY_LINK([
#include <windows.h>
#include <pthread.h>],
[GdiFlush()],
ac_cv_have_windows21=yes, ac_cv_have_windows21=no)
)
if test "$ac_cv_have_windows21" = no; then
LIBS="-lgdi32 $LIBS"
AC_CACHE_CHECK([for GdiFlush in -lgdi32], ac_cv_have_windows22,
AC_TRY_LINK([
#include <windows.h>
#include <pthread.h>],
[GdiFlush()],
ac_cv_have_windows22=yes, ac_cv_have_windows22=no)
)
fi
if test "$ac_cv_have_windows11" = yes -o "$ac_cv_have_windows12" = yes &&
test "$ac_cv_have_windows21" = yes -o "$ac_cv_have_windows22" = yes; then
AC_DEFINE(GRDRV_PMSHELL)
drivers="$drivers WINDOWS"
else
LIBS="$LIBS_X"
fi
fi
if test "$disable_atheos" != yes; then
old_ext="$ac_ext"
ac_ext=cpp
AC_CHECK_HEADERS(gui/view.h gui/window.h gui/desktop.h gui/bitmap.h util/locker.h util/application.h)
ac_ext="$old_ext"
if test "$ac_cv_header_atheos_threads_h" = yes &&
test "$ac_cv_header_gui_view_h" = yes &&
test "$ac_cv_header_gui_window_h" = yes &&
test "$ac_cv_header_gui_desktop_h" = yes &&
test "$ac_cv_header_gui_bitmap_h" = yes &&
test "$ac_cv_header_util_locker_h" = yes &&
test "$ac_cv_header_util_application_h" = yes; then
AC_CHECK_LIB(stdc++, main)
AC_CHECK_LIB(atheos, main)
if test "$ac_cv_lib_atheos_main" = no; then
AC_CHECK_LIB(syllable, main)
fi
if test "$ac_cv_lib_atheos_main" = yes -o "$ac_cv_lib_syllable_main" = yes; then
AC_PROG_CXX
AC_DEFINE(GRDRV_ATHEOS)
drivers="$drivers ATHEOS"
cf_have_atheos=yes
fi
fi
fi
if test "$disable_haiku" != yes ; then
old_ext="$ac_ext"
ac_ext=cpp
AC_CHECK_HEADERS(interface/View.h interface/Window.h interface/Screen.h interface/Bitmap.h support/Locker.h app/Application.h)
ac_ext="$old_ext"
if test "$ac_cv_header_interface_View_h" = yes &&
test "$ac_cv_header_interface_Window_h" = yes &&
test "$ac_cv_header_interface_Screen_h" = yes &&
test "$ac_cv_header_interface_Bitmap_h" = yes &&
test "$ac_cv_header_support_Locker_h" = yes &&
test "$ac_cv_header_app_Application_h" = yes; then
AC_CHECK_LIB(stdc++, main)
AC_CHECK_LIB(be, main)
if test "$ac_cv_lib_be_main" = yes; then
AC_PROG_CXX
AC_DEFINE(GRDRV_HAIKU)
drivers="$drivers HAIKU"
cf_have_haiku=yes
fi
fi
fi
if test "$disable_grx" != yes -a "$ac_cv_have_djgpp" = yes; then
LIBS_X="$LIBS"
AC_CHECK_HEADERS(grx20.h)
AC_CHECK_LIB(grx20, GrSetMode)
if test "$ac_cv_header_grx20_h" = yes &&
test "$ac_cv_lib_grx20_GrSetMode" = yes; then
AC_DEFINE(GRDRV_GRX)
drivers="$drivers GRX"
else
LIBS="$LIBS_X"
fi
fi
AC_ARG_WITH(freetype, [ --without-freetype compile without freetype support],[if test "$withval" = no; then disable_freetype=yes; else disable_freetype=no; fi])
font_rendering=INTERNAL
if test "$disable_freetype" != yes; then
CPPFLAGS_X="$CPPFLAGS"
LIBS_X="$LIBS"
AC_ARG_ENABLE(freetype-pkgconfig, [ --disable-freetype-pkgconfig don't use pkgconfig when searching for libfreetype], cf_libfreetype_pkgconfig="$enableval", cf_libfreetype_pkgconfig=yes)
if test "$cf_libfreetype_pkgconfig" != no; then
PKG_CHECK_MODULES(LIBFREETYPE, freetype2 fontconfig, pkgconfig_libfreetype=yes, pkgconfig_libfreetype=no)
if test "$PKG_CONFIG" != no -a "$pkgconfig_libfreetype" = no; then
AC_MSG_RESULT(no)
fi
if test "$pkgconfig_libfreetype" = "yes"; then
CPPFLAGS="$CPPFLAGS $LIBFREETYPE_CFLAGS"
LIBS="$LIBFREETYPE_LIBS $LIBS"
fi
fi
AC_CHECK_HEADERS(fontconfig/fontconfig.h ft2build.h)
AC_HAVE_FUNCS(FcInit FT_Init_FreeType)
if test "$ac_cv_func_FT_Init_FreeType" != yes; then
AC_CHECK_LIB(freetype, FT_Init_FreeType)
fi
if test "$ac_cv_func_FcInit" != yes; then
AC_CHECK_LIB(fontconfig, FcInit)
fi
if test "$ac_cv_header_ft2build_h" = yes -a "$ac_cv_header_fontconfig_fontconfig_h" = yes &&
test "$ac_cv_func_FT_Init_FreeType" = yes -o "$ac_cv_lib_freetype_FT_Init_FreeType" = yes &&
test "$ac_cv_func_FcInit" = yes -o "$ac_cv_lib_fontconfig_FcInit" = yes; then
AC_CHECK_FUNCS(FcGetVersion FT_Library_Version)
AC_DEFINE(HAVE_FREETYPE)
font_rendering=FREETYPE
else
CPPFLAGS="$CPPFLAGS_X"
LIBS="$LIBS_X"
fi
fi
AC_ARG_ENABLE(png-pkgconfig, [ --disable-png-pkgconfig don't use pkgconfig when searching for libpng], cf_libpng_pkgconfig="$enableval", cf_libpng_pkgconfig=yes)
if test "$static_link" != 0; then
AC_CHECK_LIB(z, inflate)
fi
if test "$cf_libpng_pkgconfig" != no; then
PKG_CHECK_MODULES(LIBPNG, libpng >= 1.0.0, pkgconfig_libpng=yes, pkgconfig_libpng=no)
if test "$PKG_CONFIG" != no -a "$pkgconfig_libpng" = no; then
AC_MSG_RESULT(no)
fi
if test "$pkgconfig_libpng" = "yes"; then
CPPFLAGS="$CPPFLAGS $LIBPNG_CFLAGS"
LIBS="$LIBPNG_LIBS $LIBS"
else
PKG_CHECK_MODULES(LIBPNG12, libpng12, pkgconfig_libpng12=yes, pkgconfig_libpng12=no)
if test "$PKG_CONFIG" != no -a "$pkgconfig_libpng12" = no; then
AC_MSG_RESULT(no)
fi
if test "$pkgconfig_libpng12" = "yes"; then
CPPFLAGS="$CPPFLAGS $LIBPNG12_CFLAGS"
LIBS="$LIBPNG12_LIBS $LIBS"
fi
fi
fi
AC_CHECK_HEADERS(png.h libpng/png.h)
AC_HAVE_FUNCS(png_create_info_struct)
if test "$ac_cv_func_png_create_info_struct" != yes; then
AC_CHECK_LIB(png, png_create_info_struct)
fi
if test "$ac_cv_header_png_h" != yes -a "$ac_cv_header_libpng_png_h" != yes || test "$ac_cv_func_png_create_info_struct" != yes -a "$ac_cv_lib_png_png_create_info_struct" != yes; then
AC_ERROR([You need libpng to compile Links in graphics mode])
fi
AC_HAVE_FUNCS(png_set_rgb_to_gray png_get_libpng_ver png_get_image_width png_get_image_height png_get_gAMA png_get_color_type png_get_bit_depth png_set_strip_alpha png_get_valid png_get_sRGB)
if test "$ac_cv_func_png_get_image_width" != yes ||
test "$ac_cv_func_png_get_image_height" != yes ||
test "$ac_cv_func_png_get_gAMA" != yes ||
test "$ac_cv_func_png_get_color_type" != yes ||
test "$ac_cv_func_png_get_bit_depth" != yes ||
test "$ac_cv_func_png_set_strip_alpha" != yes ||
test "$ac_cv_func_png_get_valid" != yes ||
test "$ac_cv_func_png_get_sRGB" != yes; then
AC_ERROR([Your libpng is too old])
fi
AC_ARG_WITH(libjpeg, [ --without-libjpeg compile without JPEG support],[if test "$withval" = no; then disable_jpeg=yes; else disable_jpeg=no; fi])
cf_have_jpeg=no
if test "$disable_jpeg" != yes; then
AC_CHECK_HEADERS(jpeglib.h)
AC_CHECK_LIB(jpeg, jpeg_destroy_decompress)
if test "$ac_cv_header_jpeglib_h" = yes && test "$ac_cv_lib_jpeg_jpeg_destroy_decompress" = yes; then
AC_DEFINE(HAVE_JPEG)
cf_have_jpeg=yes
image_formats="$image_formats JPEG"
fi
fi
AC_ARG_WITH(libtiff, [ --without-libtiff compile without TIFF support],[if test "$withval" = no; then disable_tiff=yes; else disable_tiff=no; fi])
cf_have_tiff=no
if test "$disable_tiff" != yes; then
if test "$static_link" != 0; then
AC_CHECK_LIB(jbig, jbg_enc_init)
fi
AC_CHECK_HEADERS(tiffio.h)
AC_CHECK_LIB(tiff, TIFFClientOpen)
if test "$ac_cv_header_tiffio_h" = yes && test "$ac_cv_lib_tiff_TIFFClientOpen" = yes; then
AC_DEFINE(HAVE_TIFF)
cf_have_tiff=yes
image_formats="$image_formats TIFF"
fi
fi
AC_ARG_WITH(librsvg, [ --without-librsvg compile without SVG support],[if test "$withval" = no; then disable_svg=yes; else disable_svg=no; fi])
cf_have_svg=no
if test "$disable_svg" != yes && test "$font_rendering" = FREETYPE; then
CPPFLAGS_X="$CPPFLAGS"
LIBS_X="$LIBS"
AC_ARG_ENABLE(svg-pkgconfig, [ --disable-svg-pkgconfig don't use pkgconfig when searching for librsvg], cf_librsvg_pkgconfig="$enableval", cf_librsvg_pkgconfig=yes)
if test "$cf_librsvg_pkgconfig" != no; then
PKG_CHECK_MODULES(LIBRSVG, librsvg-2.0 >= 2.0.0 cairo, pkgconfig_librsvg=yes, pkgconfig_librsvg=no)
if test "$PKG_CONFIG" != no -a "$pkgconfig_librsvg" = no; then
AC_MSG_RESULT(no)
fi
if test "$pkgconfig_librsvg" = "yes"; then
CPPFLAGS="$CPPFLAGS $LIBRSVG_CFLAGS"
LIBS="$LIBRSVG_LIBS $LIBS"
fi
fi
AC_CHECK_HEADERS(cairo.h librsvg/rsvg.h librsvg/rsvg-cairo.h librsvg/librsvg-features.h)
AC_HAVE_FUNCS(rsvg_handle_render_cairo rsvg_handle_read_stream_sync)
if test "$ac_cv_func_rsvg_handle_render_cairo" != yes; then
AC_CHECK_LIB(rsvg-2, rsvg_handle_render_cairo)
fi
if test "$ac_cv_header_cairo_h" = yes -a "$ac_cv_header_librsvg_rsvg_h" = yes && test "$ac_cv_func_rsvg_handle_render_cairo" = yes -o "$ac_cv_lib_rsvg_2_rsvg_handle_render_cairo" = yes; then
AC_DEFINE(HAVE_SVG)
cf_have_svg=yes
image_formats="$image_formats SVG"
else
CPPFLAGS="$CPPFLAGS_X"
LIBS="$LIBS_X"
fi
fi
if test -z "$drivers" && test "$cf_use_graphics" != no; then
AC_MSG_ERROR([No graphics drivers found.])
dnl else
dnl AC_MSG_RESULT([The following graphics drivers are available:$drivers])
fi
fi
AM_CONDITIONAL(JAVASCRIPT, test "$cf_use_javascript" = yes)
AM_CONDITIONAL(ATHEOS_GR, test "$cf_have_atheos" = yes)
AM_CONDITIONAL(HAIKU_GR, test "$cf_have_haiku" = yes)
test "$ac_cv_have_emx" = yes && LDFLAGS="$LDFLAGS -Zexe"
AC_HAVE_FUNCS(pthread_sigmask)
if test "$ac_cv_func_pthread_sigmask" = yes; then
AC_CHECK_LIB(pthread, pthread_sigmask)
fi
AC_OUTPUT(Makefile)
echo "---------------------------------------------------------"
echo "Configuration results:"
echo ""
echo "Event handler: `echo $cf_have_libevent|tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ`"
if test "$cf_have_ipv6" = yes; then
echo "IPv6: YES"
else
echo "IPv6: NO"
fi
compression="`echo "$compression"|sed 's/^ //'`"
if test -z "$compression"; then compression="NO"; fi
echo "Supported compression: $compression"
echo "SSL support: `echo $cf_have_ssl|tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ`"
if test "$cf_use_javascript" = yes; then
echo "Javascript enabled: YES"
echo "Regular expressions: $reg_exp_mode"
fi
if test "$cf_enable_utf8" != no; then
echo "UTF-8 terminal: YES"
else
echo "UTF-8 terminal: NO"
fi
if test "$cf_have_gpm" = yes; then
echo "GPM support: YES"
else
echo "GPM support: NO"
fi
if test "$ac_cv_have_emx" = yes; then
if test "$ac_cv_have_x2" != no; then
echo "xterm for OS/2 support: YES"
else
echo "xterm for OS/2 support: NO"
fi
fi
if test "$cf_use_graphics" != no; then
echo "Graphics enabled: YES"
echo "Graphics drivers: `echo "$drivers"|sed 's/^ //'`"
echo "Font rendering: $font_rendering"
echo "Image formats: $image_formats"
echo "OpenMP: `echo $cf_have_openmp|tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ`"
else echo "Graphics enabled: NO"; fi
echo "---------------------------------------------------------"
if test "$cf_have_ssl" = "nss"; then
echo "!!! WARNING !!! NSS encryption library doesn't verify"
echo "certificates and it can cause lockup of the whole browser"
echo "if the server is not responding."
echo "It is recommended to use OpenSSL instead."
echo "---------------------------------------------------------"
fi
if test -n "`echo "$drivers"|grep -w X`" -a "$ac_cv_header_interix_interix_h" = yes; then
echo "!!! WARNING !!! Xwindow in Interix is unreliable and it"
echo "may cause browser lockup."
echo "It is recommended to use Cygwin instead."
echo "---------------------------------------------------------"
fi
if test -n "`echo "$drivers"|grep -w WINDOWS`" -a "$ac_cv_func_uwin_path" = yes; then
echo "!!! WARNING !!! Windows driver in UWIN is buggy."
echo "It is recommended to use Cygwin instead."
echo "---------------------------------------------------------"
fi
dnl mv Makefile Makefile.tmp
dnl grep -v DEPS_MAGIC Makefile.tmp >Makefile
dnl rm Makefile.tmp
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