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It is necessary to write \x00 == 0 to get something that is true only with -std. */ int osf4_cc_array ['\''\x00'\'' == 0 ? 1 : -1]; /* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters inside strings and character constants. */ #define FOO(x) '\''x'\'' int xlc6_cc_array[FOO(a) == '\''x'\'' ? 1 : -1]; int test (int i, double x); struct s1 {int (*f) (int a);}; struct s2 {int (*f) (double a);}; int pairnames (int, char **, int *(*)(struct buf *, struct stat *, int), int, int);' # Test code for whether the C compiler supports C89 (body of main). ac_c_conftest_c89_main=' ok |= (argc == 0 || f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]); ' # Test code for whether the C compiler supports C99 (global declarations) ac_c_conftest_c99_globals=' // Does the compiler advertise C99 conformance? #if !defined __STDC_VERSION__ || __STDC_VERSION__ < 199901L # error "Compiler does not advertise C99 conformance" #endif #include extern int puts (const char *); extern int printf (const char *, ...); extern int dprintf (int, const char *, ...); extern void *malloc (size_t); // Check varargs macros. These examples are taken from C99 6.10.3.5. // dprintf is used instead of fprintf to avoid needing to declare // FILE and stderr. #define debug(...) dprintf (2, __VA_ARGS__) #define showlist(...) puts (#__VA_ARGS__) #define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__)) static void test_varargs_macros (void) { int x = 1234; int y = 5678; debug ("Flag"); debug ("X = %d\n", x); showlist (The first, second, and third items.); report (x>y, "x is %d but y is %d", x, y); } // Check long long types. #define BIG64 18446744073709551615ull #define BIG32 4294967295ul #define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0) #if !BIG_OK #error "your preprocessor is broken" #endif #if BIG_OK #else #error "your preprocessor is broken" #endif static long long int bignum = -9223372036854775807LL; static unsigned long long int ubignum = BIG64; struct incomplete_array { int datasize; double data[]; }; struct named_init { int number; const wchar_t *name; double average; }; typedef const char *ccp; static inline int test_restrict (ccp restrict text) { // See if C++-style comments work. // Iterate through items via the restricted pointer. // Also check for declarations in for loops. for (unsigned int i = 0; *(text+i) != '\''\0'\''; ++i) continue; return 0; } // Check varargs and va_copy. static bool test_varargs (const char *format, ...) { va_list args; va_start (args, format); va_list args_copy; va_copy (args_copy, args); const char *str = ""; int number = 0; float fnumber = 0; while (*format) { switch (*format++) { case '\''s'\'': // string str = va_arg (args_copy, const char *); break; case '\''d'\'': // int number = va_arg (args_copy, int); break; case '\''f'\'': // float fnumber = va_arg (args_copy, double); break; default: break; } } va_end (args_copy); va_end (args); return *str && number && fnumber; } ' # Test code for whether the C compiler supports C99 (body of main). ac_c_conftest_c99_main=' // Check bool. _Bool success = false; success |= (argc != 0); // Check restrict. if (test_restrict ("String literal") == 0) success = true; char *restrict newvar = "Another string"; // Check varargs. success &= test_varargs ("s, d'\'' f .", "string", 65, 34.234); test_varargs_macros (); // Check flexible array members. struct incomplete_array *ia = malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10)); ia->datasize = 10; for (int i = 0; i < ia->datasize; ++i) ia->data[i] = i * 1.234; // Check named initializers. struct named_init ni = { .number = 34, .name = L"Test wide string", .average = 543.34343, }; ni.number = 58; int dynamic_array[ni.number]; dynamic_array[0] = argv[0][0]; dynamic_array[ni.number - 1] = 543; // work around unused variable warnings ok |= (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == '\''x'\'' || dynamic_array[ni.number - 1] != 543); ' # Test code for whether the C compiler supports C11 (global declarations) ac_c_conftest_c11_globals=' // Does the compiler advertise C11 conformance? #if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112L # error "Compiler does not advertise C11 conformance" #endif // Check _Alignas. char _Alignas (double) aligned_as_double; char _Alignas (0) no_special_alignment; extern char aligned_as_int; char _Alignas (0) _Alignas (int) aligned_as_int; // Check _Alignof. enum { int_alignment = _Alignof (int), int_array_alignment = _Alignof (int[100]), char_alignment = _Alignof (char) }; _Static_assert (0 < -_Alignof (int), "_Alignof is signed"); // Check _Noreturn. int _Noreturn does_not_return (void) { for (;;) continue; } // Check _Static_assert. struct test_static_assert { int x; _Static_assert (sizeof (int) <= sizeof (long int), "_Static_assert does not work in struct"); long int y; }; // Check UTF-8 literals. #define u8 syntax error! char const utf8_literal[] = u8"happens to be ASCII" "another string"; // Check duplicate typedefs. typedef long *long_ptr; typedef long int *long_ptr; typedef long_ptr long_ptr; // Anonymous structures and unions -- taken from C11 6.7.2.1 Example 1. struct anonymous { union { struct { int i; int j; }; struct { int k; long int l; } w; }; int m; } v1; ' # Test code for whether the C compiler supports C11 (body of main). ac_c_conftest_c11_main=' _Static_assert ((offsetof (struct anonymous, i) == offsetof (struct anonymous, w.k)), "Anonymous union alignment botch"); v1.i = 2; v1.w.k = 5; ok |= v1.i != 5; ' # Test code for whether the C compiler supports C11 (complete). ac_c_conftest_c11_program="${ac_c_conftest_c89_globals} ${ac_c_conftest_c99_globals} ${ac_c_conftest_c11_globals} int main (int argc, char **argv) { int ok = 0; ${ac_c_conftest_c89_main} ${ac_c_conftest_c99_main} ${ac_c_conftest_c11_main} return ok; } " # Test code for whether the C compiler supports C99 (complete). ac_c_conftest_c99_program="${ac_c_conftest_c89_globals} ${ac_c_conftest_c99_globals} int main (int argc, char **argv) { int ok = 0; ${ac_c_conftest_c89_main} ${ac_c_conftest_c99_main} return ok; } " # Test code for whether the C compiler supports C89 (complete). ac_c_conftest_c89_program="${ac_c_conftest_c89_globals} int main (int argc, char **argv) { int ok = 0; ${ac_c_conftest_c89_main} return ok; } " as_fn_append ac_header_c_list " stdio.h stdio_h HAVE_STDIO_H" as_fn_append ac_header_c_list " stdlib.h stdlib_h HAVE_STDLIB_H" as_fn_append ac_header_c_list " string.h string_h HAVE_STRING_H" as_fn_append ac_header_c_list " inttypes.h inttypes_h HAVE_INTTYPES_H" as_fn_append ac_header_c_list " stdint.h stdint_h HAVE_STDINT_H" as_fn_append ac_header_c_list " strings.h strings_h HAVE_STRINGS_H" as_fn_append ac_header_c_list " sys/stat.h sys_stat_h HAVE_SYS_STAT_H" as_fn_append ac_header_c_list " sys/types.h sys_types_h HAVE_SYS_TYPES_H" as_fn_append ac_header_c_list " unistd.h unistd_h HAVE_UNISTD_H" as_fn_append ac_header_c_list " wchar.h wchar_h HAVE_WCHAR_H" as_fn_append ac_header_c_list " minix/config.h minix_config_h HAVE_MINIX_CONFIG_H" # Auxiliary files required by this configure script. ac_aux_files="install-sh" # Locations in which to look for auxiliary files. ac_aux_dir_candidates="${srcdir}${PATH_SEPARATOR}${srcdir}/..${PATH_SEPARATOR}${srcdir}/../.." # Search for a directory containing all of the required auxiliary files, # $ac_aux_files, from the $PATH-style list $ac_aux_dir_candidates. # If we don't find one directory that contains all the files we need, # we report the set of missing files from the *first* directory in # $ac_aux_dir_candidates and give up. ac_missing_aux_files="" ac_first_candidate=: printf "%s\n" "$as_me:${as_lineno-$LINENO}: looking for aux files: $ac_aux_files" >&5 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR as_found=false for as_dir in $ac_aux_dir_candidates do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac as_found=: printf "%s\n" "$as_me:${as_lineno-$LINENO}: trying $as_dir" >&5 ac_aux_dir_found=yes ac_install_sh= for ac_aux in $ac_aux_files do # As a special case, if "install-sh" is required, that requirement # can be satisfied by any of "install-sh", "install.sh", or "shtool", # and $ac_install_sh is set appropriately for whichever one is found. if test x"$ac_aux" = x"install-sh" then if test -f "${as_dir}install-sh"; then printf "%s\n" "$as_me:${as_lineno-$LINENO}: ${as_dir}install-sh found" >&5 ac_install_sh="${as_dir}install-sh -c" elif test -f "${as_dir}install.sh"; then printf "%s\n" "$as_me:${as_lineno-$LINENO}: ${as_dir}install.sh found" >&5 ac_install_sh="${as_dir}install.sh -c" elif test -f "${as_dir}shtool"; then printf "%s\n" "$as_me:${as_lineno-$LINENO}: ${as_dir}shtool found" >&5 ac_install_sh="${as_dir}shtool install -c" else ac_aux_dir_found=no if $ac_first_candidate; then ac_missing_aux_files="${ac_missing_aux_files} install-sh" else break fi fi else if test -f "${as_dir}${ac_aux}"; then printf "%s\n" "$as_me:${as_lineno-$LINENO}: ${as_dir}${ac_aux} found" >&5 else ac_aux_dir_found=no if $ac_first_candidate; then ac_missing_aux_files="${ac_missing_aux_files} ${ac_aux}" else break fi fi fi done if test "$ac_aux_dir_found" = yes; then ac_aux_dir="$as_dir" break fi ac_first_candidate=false as_found=false done IFS=$as_save_IFS if $as_found then : else $as_nop as_fn_error $? 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seteuid_is_broken(0); #else seteuid(0); #endif ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : printf "%s\n" "#define HAVE_SETEUID 1" >>confdefs.h fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking execvpe..." >&5 printf "%s\n" "$as_me: checking execvpe..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { execvpe(0, 0, 0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : printf "%s\n" "#define HAVE_EXECVPE 1" >>confdefs.h CFLAGS="$CFLAGS -D_GNU_SOURCE" fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking select..." >&5 printf "%s\n" "$as_me: checking select..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { select(0, 0, 0, 0, 0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else $as_nop LIBS="$LIBS -lnet -lnsl" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking select with $LIBS..." >&5 printf "%s\n" "$as_me: checking select with $LIBS..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { select(0, 0, 0, 0, 0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else $as_nop as_fn_error $? "!!! no select - no screen" "$LINENO" 5 fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking fifos..." >&5 printf "%s\n" "$as_me: checking fifos..." >&6;} if test "$cross_compiling" = yes then : echo "- skipping check because we are cross compiling; assuming fifos are usable" 1>&6 fifo=1 else $as_nop cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* For select - According to POSIX 1003.1-2001 */ #include /* For select - According to earlier standards */ #include #include #include #include #include #include #ifndef O_NONBLOCK #define O_NONBLOCK O_NDELAY #endif #ifndef S_IFIFO #define S_IFIFO 0010000 #endif char *fin = "/tmp/conftest$$"; int main() { struct stat stb; fd_set f; (void)alarm(5); unlink(fin); #ifdef POSIX if (mkfifo(fin, 0777)) #else if (mknod(fin, S_IFIFO|0777, 0)) #endif return 1; if (stat(fin, &stb) || (stb.st_mode & S_IFIFO) != S_IFIFO) return 1; close(0); #ifdef __386BSD__ /* * The next test fails under 386BSD, but screen works using fifos. * Fifos in O_RDWR mode are only used for the BROKEN_PIPE case and for * the select() configuration test. */ return 0; #endif if (open(fin, O_RDONLY | O_NONBLOCK)) return 1; if (fork() == 0) { close(0); if (open(fin, O_WRONLY | O_NONBLOCK)) return 1; close(0); if (open(fin, O_WRONLY | O_NONBLOCK)) return 1; if (write(0, "TEST", 4) == -1) return 1; return 0; } FD_SET(0, &f); if (select(1, &f, 0, 0, 0) == -1) return 1; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : echo "- your fifos are usable" 1>&6 fifo=1 else $as_nop echo "- your fifos are not usable" 1>&6 fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f /tmp/conftest* if test -n "$fifo"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for broken fifo implementation..." >&5 printf "%s\n" "$as_me: checking for broken fifo implementation..." >&6;} if test "$cross_compiling" = yes then : echo "- skipping check because we are cross compiling; assuming fifo implementation is ok" 1>&6 else $as_nop cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* For select - According to POSIX 1003.1-2001 */ #include /* For select - According to earlier standards */ #include #include #include #include #include #include #ifndef O_NONBLOCK #define O_NONBLOCK O_NDELAY #endif #ifndef S_IFIFO #define S_IFIFO 0010000 #endif char *fin = "/tmp/conftest$$"; int main() { struct timeval tv; fd_set f; #ifdef POSIX if (mkfifo(fin, 0600)) #else if (mknod(fin, S_IFIFO|0600, 0)) #endif return 1; close(0); if (open(fin, O_RDONLY|O_NONBLOCK)) return 1; FD_SET(0, &f); tv.tv_sec = 1; tv.tv_usec = 0; if (select(1, &f, 0, 0, &tv)) return 1; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : echo "- your implementation is ok" 1>&6 else $as_nop echo "- you have a broken implementation" 1>&6 printf "%s\n" "#define BROKEN_PIPE 1" >>confdefs.h fifobr=1 fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f /tmp/conftest* fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking sockets..." >&5 printf "%s\n" "$as_me: checking sockets..." >&6;} if test "$cross_compiling" = yes then : echo "- skipping check because we are cross compiling; assuming sockets are usable" 1>&6 sock=1 else $as_nop cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* For select - According to POSIX 1003.1-2001 */ #include /* For select - According to earlier standards */ #include #include #include #include #include #include #include #include #include #include char *son = "/tmp/conftest$$"; int main() { int s1, s2, l; struct sockaddr_un a; fd_set f; (void)alarm(5); if ((s1 = socket(AF_UNIX, SOCK_STREAM, 0)) == -1) return 1; a.sun_family = AF_UNIX; strcpy(a.sun_path, son); (void) unlink(son); if (bind(s1, (struct sockaddr *) &a, strlen(son)+2) == -1) return 1; if (listen(s1, 2)) return 1; if (fork() == 0) { if ((s2 = socket(AF_UNIX, SOCK_STREAM, 0)) == -1) kill(getppid(), 3); (void)connect(s2, (struct sockaddr *)&a, strlen(son) + 2); if (write(s2, "HELLO", 5) == -1) kill(getppid(), 3); return 0; } l = sizeof(a); close(0); if (accept(s1, &a, &l)) return 1; FD_SET(0, &f); if (select(1, &f, 0, 0, 0) == -1) return 1; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : echo "- your sockets are usable" 1>&6 sock=1 else $as_nop echo "- your sockets are not usable" 1>&6 fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f /tmp/conftest* if test -n "$sock"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking socket implementation..." >&5 printf "%s\n" "$as_me: checking socket implementation..." >&6;} if test "$cross_compiling" = yes then : echo "- skipping check because we are cross compiling; assuming sockets are normal" 1>&6 else $as_nop cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* For select - According to POSIX 1003.1-2001 */ #include /* For select - According to earlier standards */ #include #include #include #include #include #include #include #include char *son = "/tmp/conftest$$"; int main() { int s; struct stat stb; struct sockaddr_un a; if ((s = socket(AF_UNIX, SOCK_STREAM, 0)) == -1) return 0; a.sun_family = AF_UNIX; strcpy(a.sun_path, son); (void) unlink(son); if (bind(s, (struct sockaddr *) &a, strlen(son)+2) == -1) return 0; if (stat(son, &stb)) return 1; close(s); return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : echo "- you are normal" 1>&6 else $as_nop echo "- unix domain sockets are not kept in the filesystem" 1>&6 printf "%s\n" "#define SOCK_NOT_IN_FS 1" >>confdefs.h socknofs=1 fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f /tmp/conftest* fi if test "$cross_compiling" = yes then : echo "- skipping check because we are cross compiling; assuming select is ok" 1>&6 else $as_nop cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* For select - According to POSIX 1003.1-2001 */ #include /* For select - According to earlier standards */ #include #include #include #include #include #include char *nam = "/tmp/conftest$$"; #ifdef NAMEDPIPE #ifndef O_NONBLOCK #define O_NONBLOCK O_NDELAY #endif #ifndef S_IFIFO #define S_IFIFO 0010000 #endif int main() { fd_set f; #ifdef __FreeBSD__ /* From Andrew A. Chernov (ache@astral.msk.su): * opening RDWR fifo fails in BSD 4.4, but select return values are * right. */ return 0; #endif (void)alarm(5); #ifdef POSIX if (mkfifo(nam, 0777)) #else if (mknod(nam, S_IFIFO|0777, 0)) #endif return 1; close(0); if (open(nam, O_RDWR | O_NONBLOCK)) return 1; if (write(0, "TEST", 4) == -1) return 1; #else #include #include #include #include #include #include int main() { int s1, s2, l; struct sockaddr_un a; fd_set f; (void)alarm(5); if ((s1 = socket(AF_UNIX, SOCK_STREAM, 0)) == -1) return 1; a.sun_family = AF_UNIX; strcpy(a.sun_path, nam); (void) unlink(nam); if (bind(s1, (struct sockaddr *) &a, strlen(nam)+2) == -1) return 1; if (listen(s1, 2)) return 1; if (fork() == 0) { if ((s2 = socket(AF_UNIX, SOCK_STREAM, 0)) == -1) kill(getppid(), 3); (void)connect(s2, (struct sockaddr *)&a, strlen(nam) + 2); if (write(s2, "HELLO", 5) == -1) kill(getppid(), 3); return 0; } l = sizeof(a); close(0); if (accept(s1, (struct sockaddr *)&a, &l)) return 1; #endif FD_SET(0, &f); if (select(1, &f, 0, 0, 0) == -1) return 1; if (select(1, &f, &f, 0, 0) != 2) return 1; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : echo "- select is ok" 1>&6 else $as_nop echo "- select can not count" 1>&6 printf "%s\n" "#define SELECT_BROKEN 1" >>confdefs.h fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for tgetent..." >&5 printf "%s\n" "$as_me: checking for tgetent..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { tgetent((char *)0, (char *)0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else $as_nop olibs="$LIBS" LIBS="-lcurses $olibs" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking libcurses..." >&5 printf "%s\n" "$as_me: checking libcurses..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { #ifdef __hpux __sorry_hpux_libcurses_is_totally_broken_in_10_10(); #else tgetent((char *)0, (char *)0); #endif ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else $as_nop LIBS="-ltermcap $olibs" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking libtermcap..." >&5 printf "%s\n" "$as_me: checking libtermcap..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { tgetent((char *)0, (char *)0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else $as_nop LIBS="-ltermlib $olibs" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking libtermlib..." >&5 printf "%s\n" "$as_me: checking libtermlib..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { tgetent((char *)0, (char *)0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else $as_nop LIBS="-lncursesw $olibs" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking libncursesw..." >&5 printf "%s\n" "$as_me: checking libncursesw..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { tgetent((char *)0, (char *)0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else $as_nop LIBS="-ltinfow $olibs" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking libtinfow..." >&5 printf "%s\n" "$as_me: checking libtinfow..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { tgetent((char *)0, (char *)0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else $as_nop LIBS="-lncurses $olibs" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking libncurses..." >&5 printf "%s\n" "$as_me: checking libncurses..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { tgetent((char *)0, (char *)0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else $as_nop LIBS="-ltinfo $olibs" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking libtinfo..." >&5 printf "%s\n" "$as_me: checking libtinfo..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { tgetent((char *)0, (char *)0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else $as_nop as_fn_error $? "!!! no tgetent - no screen" "$LINENO" 5 fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext if test "$cross_compiling" = yes then : echo "- skipping check because we are cross compiling; assuming terminfo database is used" 1>&6 printf "%s\n" "#define TERMINFO 1" >>confdefs.h else $as_nop cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include int main() { return(strcmp(tgoto("%p1%d", 0, 1), "1") ? 0 : 1); } _ACEOF if ac_fn_c_try_run "$LINENO" then : echo "- you use the termcap database" 1>&6 else $as_nop echo "- you use the terminfo database" 1>&6 printf "%s\n" "#define TERMINFO 1" >>confdefs.h fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking ospeed..." >&5 printf "%s\n" "$as_me: checking ospeed..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ extern short ospeed; int main (void) { ospeed=5; ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else $as_nop printf "%s\n" "#define NEED_OSPEED 1" >>confdefs.h fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext if test "$cross_compiling" = no ; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for /dev/ptc..." >&5 printf "%s\n" "$as_me: checking for /dev/ptc..." >&6;} if test -r /dev/ptc; then printf "%s\n" "#define HAVE_DEV_PTC 1" >>confdefs.h fi fi if test "$cross_compiling" = no ; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for SVR4 ptys..." >&5 printf "%s\n" "$as_me: checking for SVR4 ptys..." >&6;} sysvr4ptys= if test -c /dev/ptmx ; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { ptsname(0);grantpt(0);unlockpt(0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : printf "%s\n" "#define HAVE_SVR4_PTYS 1" >>confdefs.h sysvr4ptys=1 fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext fi fi ac_fn_c_check_func "$LINENO" "getpt" "ac_cv_func_getpt" if test "x$ac_cv_func_getpt" = xyes then : printf "%s\n" "#define HAVE_GETPT 1" >>confdefs.h fi if test -z "$sysvr4ptys"; then for ac_func in openpty do : ac_fn_c_check_func "$LINENO" "openpty" "ac_cv_func_openpty" if test "x$ac_cv_func_openpty" = xyes then : printf "%s\n" "#define HAVE_OPENPTY 1" >>confdefs.h else $as_nop { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for openpty in -lutil" >&5 printf %s "checking for openpty in -lutil... " >&6; } if test ${ac_cv_lib_util_openpty+y} then : printf %s "(cached) " >&6 else $as_nop ac_check_lib_save_LIBS=$LIBS LIBS="-lutil $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ char openpty (); int main (void) { return openpty (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : ac_cv_lib_util_openpty=yes else $as_nop ac_cv_lib_util_openpty=no fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_util_openpty" >&5 printf "%s\n" "$ac_cv_lib_util_openpty" >&6; } if test "x$ac_cv_lib_util_openpty" = xyes then : printf "%s\n" "#define HAVE_OPENPTY 1" >>confdefs.h LIBS="$LIBS -lutil" fi fi done fi if test "$cross_compiling" = no ; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ptyranges..." >&5 printf "%s\n" "$as_me: checking for ptyranges..." >&6;} if test -d /dev/ptym ; then pdir='/dev/ptym' else pdir='/dev' fi cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef M_UNIX YES_IS_DEFINED; #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "YES_IS_DEFINED" >/dev/null 2>&1 then : ptys=`echo /dev/ptyp??` else $as_nop ptys=`echo $pdir/pty??` fi rm -rf conftest* if test "$ptys" != "$pdir/pty??" ; then p0=`echo $ptys | tr ' ' '\012' | sed -e 's/^.*\(.\).$/\1/g' | sort -u | tr -d '\012'` p1=`echo $ptys | tr ' ' '\012' | sed -e 's/^.*\(.\)$/\1/g' | sort -u | tr -d '\012'` printf "%s\n" "#define PTYRANGE0 \"$p0\"" >>confdefs.h printf "%s\n" "#define PTYRANGE1 \"$p1\"" >>confdefs.h fi fi # Check whether --with-pty-mode was given. if test ${with_pty_mode+y} then : withval=$with_pty_mode; ptymode="${withval}" fi # Check whether --with-pty-group was given. if test ${with_pty_group+y} then : withval=$with_pty_group; ptygrp="${withval}" fi test -n "$ptymode" || ptymode=0620 if test -n "$ptygrp" ; then printf "%s\n" "#define PTYMODE $ptymode" >>confdefs.h printf "%s\n" "#define PTYGROUP $ptygrp" >>confdefs.h else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking default tty permissions/group..." >&5 printf "%s\n" "$as_me: checking default tty permissions/group..." >&6;} rm -f conftest_grp if test "$cross_compiling" = yes then : echo "- skipping check because we are cross compiling; assuming ptys are world accessable" 1>&6 else $as_nop cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include #include int main() { struct stat sb; char *x,*ttyname(); int om, m; FILE *fp; if (!(x = ttyname(0))) return 1; if (stat(x, &sb)) return 1; om = sb.st_mode; if (om & 002) return 0; m = system("mesg y"); if (m == -1 || m == 127) return 1; if (stat(x, &sb)) return 1; m = sb.st_mode; if (chmod(x, om)) return 1; if (m & 002) return 0; if (sb.st_gid == getgid()) return 1; if (!(fp=fopen("conftest_grp", "w"))) return 1; fprintf(fp, "%d\n", sb.st_gid); fclose(fp); return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : if test -f conftest_grp; then ptygrp=`cat conftest_grp` echo "- pty mode: $ptymode, group: $ptygrp" 1>&6 printf "%s\n" "#define PTYMODE $ptymode" >>confdefs.h printf "%s\n" "#define PTYGROUP $ptygrp" >>confdefs.h else echo "- ptys are world accessable" 1>&6 fi else $as_nop WRITEPATH='' XTERMPATH='' # Extract the first word of "write", so it can be a program name with args. set dummy write; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_path_WRITEPATH+y} then : printf %s "(cached) " >&6 else $as_nop case $WRITEPATH in [\\/]* | ?:[\\/]*) ac_cv_path_WRITEPATH="$WRITEPATH" # Let the user override the test with a path. ;; *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_path_WRITEPATH="$as_dir$ac_word$ac_exec_ext" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS ;; esac fi WRITEPATH=$ac_cv_path_WRITEPATH if test -n "$WRITEPATH"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $WRITEPATH" >&5 printf "%s\n" "$WRITEPATH" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi # Extract the first word of "xterm", so it can be a program name with args. set dummy xterm; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_path_XTERMPATH+y} then : printf %s "(cached) " >&6 else $as_nop case $XTERMPATH in [\\/]* | ?:[\\/]*) ac_cv_path_XTERMPATH="$XTERMPATH" # Let the user override the test with a path. ;; *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_path_XTERMPATH="$as_dir$ac_word$ac_exec_ext" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS ;; esac fi XTERMPATH=$ac_cv_path_XTERMPATH if test -n "$XTERMPATH"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $XTERMPATH" >&5 printf "%s\n" "$XTERMPATH" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi found= if test -n "$WRITEPATH$XTERMPATH"; then findfollow= lsfollow= found=`find $WRITEPATH $XTERMPATH -follow -print 2>/dev/null` if test -n "$found"; then findfollow=-follow lsfollow=L fi if test -n "$XTERMPATH"; then ptygrpn=`ls -l$lsfollow $XTERMPATH | sed -n -e 1p | $AWK '{print $4}'` if test tty != "$ptygrpn"; then XTERMPATH= fi fi fi if test -n "$WRITEPATH$XTERMPATH"; then found=`find $WRITEPATH $XTERMPATH $findfollow -perm -2000 -print` if test -n "$found"; then ptygrp=`ls -ln$lsfollow $found | sed -n -e 1p | $AWK '{print $4}'` echo "- pty mode: $ptymode, group: $ptygrp" 1>&6 printf "%s\n" "#define PTYMODE $ptymode" >>confdefs.h printf "%s\n" "#define PTYGROUP $ptygrp" >>confdefs.h else echo "- ptys are world accessable" 1>&6 fi else echo "- can not determine - assume ptys are world accessable" 1>&6 fi fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f conftest_grp fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking getutent..." >&5 printf "%s\n" "$as_me: checking getutent..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include /* to get time_t on SCO */ #include #if defined(SVR4) && !defined(DGUX) #include #define utmp utmpx #else #include #endif #ifdef __hpux #define pututline _pututline #endif int main (void) { int x = DEAD_PROCESS; pututline((struct utmp *)0); getutent(); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : printf "%s\n" "#define GETUTENT 1" >>confdefs.h else $as_nop olibs="$LIBS" LIBS="$LIBS -lgen" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking getutent with -lgen..." >&5 printf "%s\n" "$as_me: checking getutent with -lgen..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #if defined(SVR4) && !defined(DGUX) #include #define utmp utmpx #else #include #endif #ifdef __hpux #define pututline _pututline #endif int main (void) { int x = DEAD_PROCESS; pututline((struct utmp *)0); getutent(); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : printf "%s\n" "#define GETUTENT 1" >>confdefs.h else $as_nop LIBS="$olibs" fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking ut_host..." >&5 printf "%s\n" "$as_me: checking ut_host..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #if defined(SVR4) && !defined(DGUX) #include #define utmp utmpx #else #include #endif int main (void) { struct utmp u; u.ut_host[0] = 0; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : printf "%s\n" "#define UTHOST 1" >>confdefs.h fi rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ac_fn_c_check_header_compile "$LINENO" "utempter.h" "ac_cv_header_utempter_h" "$ac_includes_default" if test "x$ac_cv_header_utempter_h" = xyes then : have_utempter=yes else $as_nop have_utempter=no fi if test "$have_utempter" = yes; then printf "%s\n" "#define HAVE_UTEMPTER 1" >>confdefs.h LIBS="$LIBS -lutempter" fi if test "$cross_compiling" = no ; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libutil(s)..." >&5 printf "%s\n" "$as_me: checking for libutil(s)..." >&6;} test -f /usr/lib/libutils.a && LIBS="$LIBS -lutils" test -f /usr/lib/libutil.a && LIBS="$LIBS -lutil" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking getloadavg..." >&5 printf "%s\n" "$as_me: checking getloadavg..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { getloadavg((double *)0, 0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : printf "%s\n" "#define LOADAV_GETLOADAVG 1" >>confdefs.h load=1 else $as_nop if test "$cross_compiling" = no && test -f /usr/lib/libkvm.a ; then olibs="$LIBS" LIBS="$LIBS -lkvm" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking getloadavg with -lkvm..." >&5 printf "%s\n" "$as_me: checking getloadavg with -lkvm..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { getloadavg((double *)0, 0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : printf "%s\n" "#define LOADAV_GETLOADAVG 1" >>confdefs.h load=1 else $as_nop LIBS="$olibs" fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext fi fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext if test -z "$load" ; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined(NeXT) || defined(apollo) || defined(linux) YES_IS_DEFINED; #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "YES_IS_DEFINED" >/dev/null 2>&1 then : load=1 fi rm -rf conftest* fi if test -z "$load" && test "$cross_compiling" = no ; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for kernelfile..." >&5 printf "%s\n" "$as_me: checking for kernelfile..." >&6;} for core in /unix /vmunix /dynix /hp-ux /xelos /dev/ksyms /kernel/unix /kernel/genunix /unicos /mach /netbsd /386bsd /dgux /bsd /stand/vmunix; do if test -f $core || test -c $core; then break fi done if test ! -f $core && test ! -c $core ; then echo "- no kernelfile found" 1>&6 else echo "- using kernelfile '$core'" 1>&6 if test -r $core ; then printf "%s\n" "#define LOADAV_UNIX \"$core\"" >>confdefs.h ac_fn_c_check_header_compile "$LINENO" "nlist.h" "ac_cv_header_nlist_h" "$ac_includes_default" if test "x$ac_cv_header_nlist_h" = xyes then : printf "%s\n" "#define NLIST_STRUCT 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking n_un in struct nlist..." >&5 printf "%s\n" "$as_me: checking n_un in struct nlist..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { struct nlist n; n.n_un.n_name = 0; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : printf "%s\n" "#define NLIST_NAME_UNION 1" >>confdefs.h fi rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nlist declaration..." >&5 printf "%s\n" "$as_me: checking for nlist declaration..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef NLIST_STRUCT # include #else # include #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "nlist(( | )( | )*.*\(|\()" >/dev/null 2>&1 then : printf "%s\n" "#define NLIST_DECLARED 1" >>confdefs.h fi rm -rf conftest* { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for avenrun symbol..." >&5 printf "%s\n" "$as_me: checking for avenrun symbol..." >&6;} nlist64= for av in avenrun _avenrun _Loadavg avenrun _avenrun _Loadavg; do if test "$cross_compiling" = yes then : { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "cannot run test program while cross compiling See \`config.log' for more details" "$LINENO" 5; } else $as_nop cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #ifdef NLIST_STRUCT #include #else #include #endif $nlist64 struct nlist nl[2]; int main() { #if !defined(_AUX_SOURCE) && !defined(AUX) # ifdef NLIST_NAME_UNION nl[0].n_un.n_name = "$av"; # else nl[0].n_name = "$av"; # endif #else strncpy(nl[0].n_name, "$av", sizeof(nl[0].n_name)); #endif nlist(LOADAV_UNIX, nl); if (nl[0].n_value == 0) return 1; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : avensym=$av;break fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi if test "$av" = _Loadavg; then nlist64='#define nlist nlist64' fi done if test -z "$avensym" ; then echo "- no avenrun symbol found" 1>&6 else echo "- using avenrun symbol '$avensym'" 1>&6 printf "%s\n" "#define LOADAV_AVENRUN \"$avensym\"" >>confdefs.h if test -n "$nlist64"; then echo "- used nlist64 to find it" 1>&6 printf "%s\n" "#define LOADAV_USE_NLIST64 1" >>confdefs.h fi load=1 fi else echo "Can't configure the load average display feature" 1>&6 echo "because $core is not readable by you." 1>&6 echo "To configure the load average display feature" 1>&6 echo "re-run configure as root if possible." 1>&6 echo "If you are not the system administrator then disregard" 1>&6 echo "this warning. You can still use screen without" 1>&6 echo "the load average display feature." 1>&6 fi fi fi cat > conftest.c < #include _CUT_HERE_ #if !defined(LOADAV_GETLOADAVG) && ((defined(hp300) && !defined(__hpux)) || defined(sun) || (defined(ultrix) && defined(mips)) || defined(_SEQUENT_) || defined(sgi) || (defined(SVR4) && !defined(__hpux)) || defined(sony_news) || (!defined(__osf__) && defined(__alpha)) || defined(_IBMR2) || defined(_AUX_SOURCE) || defined(AUX) || defined(m88k)) loadtype=long # if defined(apollo) || defined(_IBMR2) || defined(_AUX_SOURCE) || defined(AUX) loadscale=65536 # else # if defined(FSCALE) && !defined(__osf__) # undef FSCALE loadscale=FSCALE # else # ifdef sgi loadtype=int loadscale=1024 # else # if defined(MIPS) || defined(SVR4) || defined(m88k) loadscale=256 # else /* not MIPS */ loadscale=1000 /* our default value */ # endif /* MIPS */ # endif /* sgi */ # endif /* not FSCALE */ # endif /* not apollo */ #else loadtype=double loadscale=1 #endif #ifdef alliant loadnum=4 #else loadnum=3 #endif EOF eval "$ac_cpp conftest.c 2>&5 | sed -e '1,/_CUT_HERE_/d' -e 's/ //g' > conftest.out" . ./conftest.out rm -f conftest* if test -n "$load" ; then printf "%s\n" "#define LOADAV 1" >>confdefs.h fi if test -n "$loadtype" ; then printf "%s\n" "#define LOADAV_TYPE $loadtype" >>confdefs.h fi if test -n "$loadnum" ; then printf "%s\n" "#define LOADAV_NUM $loadnum" >>confdefs.h fi if test -n "$loadscale" ; then printf "%s\n" "#define LOADAV_SCALE $loadscale" >>confdefs.h fi if test -n "$posix" ; then echo "assuming posix signal definition" 1>&6 printf "%s\n" "#define SIGVOID 1" >>confdefs.h else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking return type of signal handlers..." >&5 printf "%s\n" "$as_me: checking return type of signal handlers..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #ifdef signal #undef signal #endif extern void (*signal ()) (); int main (void) { int i; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : printf "%s\n" "#define SIGVOID 1" >>confdefs.h fi rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking sigset..." >&5 printf "%s\n" "$as_me: checking sigset..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { #ifdef SIGVOID sigset(0, (void (*)())0); #else sigset(0, (int (*)())0); #endif ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : printf "%s\n" "#define USESIGSET 1" >>confdefs.h fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking signal implementation..." >&5 printf "%s\n" "$as_me: checking signal implementation..." >&6;} if test "$cross_compiling" = yes then : : else $as_nop cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #ifndef SIGCLD #define SIGCLD SIGCHLD #endif #ifdef USESIGSET #define signal sigset #endif int got; #ifdef SIGVOID void #endif hand() { got++; } int main() { /* on hpux we use sigvec to get bsd signals */ #ifdef __hpux (void)signal(SIGCLD, hand); kill(getpid(), SIGCLD); kill(getpid(), SIGCLD); if (got < 2) return 1; #endif return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : else $as_nop printf "%s\n" "#define SYSVSIGS 1" >>confdefs.h fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for crypt and sec libraries..." >&5 printf "%s\n" "$as_me: checking for crypt and sec libraries..." >&6;} if test "$cross_compiling" = no ; then test -f /lib/libcrypt_d.a || test -f /usr/lib/libcrypt_d.a && LIBS="$LIBS -lcrypt_d" fi oldlibs="$LIBS" LIBS="$LIBS -lcrypt" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking crypt..." >&5 printf "%s\n" "$as_me: checking crypt..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else $as_nop LIBS="$oldlibs" fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext if test "$cross_compiling" = no ; then test -f /lib/libsec.a || test -f /usr/lib/libsec.a && LIBS="$LIBS -lsec" test -f /lib/libshadow.a || test -f /usr/lib/libshadow.a && LIBS="$LIBS -lshadow" fi oldlibs="$LIBS" LIBS="$LIBS -lsun" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking IRIX sun library..." >&5 printf "%s\n" "$as_me: checking IRIX sun library..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else $as_nop LIBS="$oldlibs" fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking syslog..." >&5 printf "%s\n" "$as_me: checking syslog..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { closelog(); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else $as_nop oldlibs="$LIBS" LIBS="$LIBS -lbsd" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking syslog in libbsd.a..." >&5 printf "%s\n" "$as_me: checking syslog in libbsd.a..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { closelog(); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : echo "- found." 1>&6 else $as_nop LIBS="$oldlibs" echo "- bad news: syslog missing." 1>&6 printf "%s\n" "#define NOSYSLOG 1" >>confdefs.h fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef M_UNIX YES_IS_DEFINED; #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "YES_IS_DEFINED" >/dev/null 2>&1 then : LIBS="$LIBS -lsocket -lcrypt_i" fi rm -rf conftest* { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking wait union..." >&5 printf "%s\n" "$as_me: checking wait union..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { union wait x; int y; #ifdef WEXITSTATUS y = WEXITSTATUS(x); #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : printf "%s\n" "#define BSDWAIT 1" >>confdefs.h fi rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext if test -z "$butterfly"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for termio or termios..." >&5 printf "%s\n" "$as_me: checking for termio or termios..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF if ac_fn_c_try_cpp "$LINENO" then : printf "%s\n" "#define TERMIO 1" >>confdefs.h else $as_nop if test -n "$posix"; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF if ac_fn_c_try_cpp "$LINENO" then : printf "%s\n" "#define TERMIO 1" >>confdefs.h fi rm -f conftest.err conftest.i conftest.$ac_ext fi fi rm -f conftest.err conftest.i conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking getspnam..." >&5 printf "%s\n" "$as_me: checking getspnam..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { getspnam("x"); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : printf "%s\n" "#define SHADOWPW 1" >>confdefs.h fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking getttyent..." >&5 printf "%s\n" "$as_me: checking getttyent..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { getttyent(); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : printf "%s\n" "#define GETTTYENT 1" >>confdefs.h fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking fdwalk..." >&5 printf "%s\n" "$as_me: checking fdwalk..." >&6;} cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { fdwalk(NULL, NULL); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : printf "%s\n" "#define HAVE_FDWALK 1" >>confdefs.h fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether memcpy/memmove/bcopy handles overlapping arguments..." >&5 printf "%s\n" "$as_me: checking whether memcpy/memmove/bcopy handles overlapping arguments..." >&6;} if test "$cross_compiling" = yes then : : else $as_nop cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include int main() { char buf[10]; strcpy(buf, "abcdefghi"); bcopy(buf, buf + 2, 3); if (strncmp(buf, "ababcf", 6)) return 1; strcpy(buf, "abcdefghi"); bcopy(buf + 2, buf, 3); if (strncmp(buf, "cdedef", 6)) return 1; return 0; /* libc version works properly. */ } _ACEOF if ac_fn_c_try_run "$LINENO" then : printf "%s\n" "#define USEBCOPY 1" >>confdefs.h fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi if test "$cross_compiling" = yes then : echo "- skipping check because we are cross compiling; use memmove" 1>&6 printf "%s\n" "#define USEMEMMOVE 1" >>confdefs.h else $as_nop cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #define bcopy(s,d,l) memmove(d,s,l) int main() { char buf[10]; strcpy(buf, "abcdefghi"); bcopy(buf, buf + 2, 3); if (strncmp(buf, "ababcf", 6)) return 1; strcpy(buf, "abcdefghi"); bcopy(buf + 2, buf, 3); if (strncmp(buf, "cdedef", 6)) return 1; return 0; /* libc version works properly. */ } _ACEOF if ac_fn_c_try_run "$LINENO" then : printf "%s\n" "#define USEMEMMOVE 1" >>confdefs.h fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi if test "$cross_compiling" = yes then : : else $as_nop cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #define bcopy(s,d,l) memcpy(d,s,l) int main() { char buf[10]; strcpy(buf, "abcdefghi"); bcopy(buf, buf + 2, 3); if (strncmp(buf, "ababcf", 6)) return 1; strcpy(buf, "abcdefghi"); bcopy(buf + 2, buf, 3); if (strncmp(buf, "cdedef", 6)) return 1; return 0; /* libc version works properly. */ } _ACEOF if ac_fn_c_try_run "$LINENO" then : printf "%s\n" "#define USEMEMCPY 1" >>confdefs.h fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for long file names" >&5 printf %s "checking for long file names... " >&6; } if test ${ac_cv_sys_long_file_names+y} then : printf %s "(cached) " >&6 else $as_nop ac_cv_sys_long_file_names=yes # Test for long file names in all the places we know might matter: # . the current directory, where building will happen # $prefix/lib where we will be installing things # $exec_prefix/lib likewise # $TMPDIR if set, where it might want to write temporary files # /tmp where it might want to write temporary files # /var/tmp likewise # /usr/tmp likewise for ac_dir in . "$TMPDIR" /tmp /var/tmp /usr/tmp "$prefix/lib" "$exec_prefix/lib"; do # Skip $TMPDIR if it is empty or bogus, and skip $exec_prefix/lib # in the usual case where exec_prefix is '${prefix}'. case $ac_dir in #( . | /* | ?:[\\/]*) ;; #( *) continue;; esac test -w "$ac_dir/." || continue # It is less confusing to not echo anything here. ac_xdir=$ac_dir/cf$$ (umask 077 && mkdir "$ac_xdir" 2>/dev/null) || continue ac_tf1=$ac_xdir/conftest9012345 ac_tf2=$ac_xdir/conftest9012346 touch "$ac_tf1" 2>/dev/null && test -f "$ac_tf1" && test ! -f "$ac_tf2" || ac_cv_sys_long_file_names=no rm -f -r "$ac_xdir" 2>/dev/null test $ac_cv_sys_long_file_names = no && break done fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_long_file_names" >&5 printf "%s\n" "$ac_cv_sys_long_file_names" >&6; } if test $ac_cv_sys_long_file_names = yes; then printf "%s\n" "#define HAVE_LONG_FILE_NAMES 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for vsprintf" >&5 printf %s "checking for vsprintf... " >&6; } cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { va_list valist; vsprintf(0,0,valist); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; };printf "%s\n" "#define USEVARARGS 1" >>confdefs.h else $as_nop { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext ac_header_dirent=no for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h; do as_ac_Header=`printf "%s\n" "ac_cv_header_dirent_$ac_hdr" | $as_tr_sh` { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_hdr that defines DIR" >&5 printf %s "checking for $ac_hdr that defines DIR... 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Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ char opendir (); int main (void) { return opendir (); ; return 0; } _ACEOF for ac_lib in '' dir do if test -z "$ac_lib"; then ac_res="none required" else ac_res=-l$ac_lib LIBS="-l$ac_lib $ac_func_search_save_LIBS" fi if ac_fn_c_try_link "$LINENO" then : ac_cv_search_opendir=$ac_res fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext if test ${ac_cv_search_opendir+y} then : break fi done if test ${ac_cv_search_opendir+y} then : else $as_nop ac_cv_search_opendir=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_opendir" >&5 printf "%s\n" "$ac_cv_search_opendir" >&6; } ac_res=$ac_cv_search_opendir if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" fi else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing opendir" >&5 printf %s "checking for library containing opendir... " >&6; } if test ${ac_cv_search_opendir+y} then : printf %s "(cached) " >&6 else $as_nop ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. 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" >&6; } if test -z "$ac_setenv_args"; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { setenv((char *) 0, (char *) 0, 0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : ac_setenv_args=3 fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext fi if test -z "$ac_setenv_args"; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { setenv((char *) 0, (char *) 0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : ac_setenv_args=2 fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext fi if test -n "$ac_setenv_args"; then printf "%s\n" "#define USESETENV 1" >>confdefs.h if test "$ac_setenv_args" = 3; then printf "%s\n" "#define HAVE_SETENV_3 1" >>confdefs.h elif test "$ac_setenv_args" = 2; then printf "%s\n" "#define HAVE_SETENV_2 1" >>confdefs.h fi else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for putenv" >&5 printf %s "checking for putenv... 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" >&6; } cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { nl_langinfo(CODESET); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; };printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h else $as_nop { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing gethostname" >&5 printf %s "checking for library containing gethostname... " >&6; } if test ${ac_cv_search_gethostname+y} then : printf %s "(cached) " >&6 else $as_nop ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. 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