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It has function prototypes and stuff, but not \xHH hex character constants. These do not provoke an error unfortunately, instead are silently treated as an "x". The following induces an error, until -std is added to get proper ANSI mode. Curiously \x00 != x always comes out true, for an array size at least. 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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! 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" >&6; } if test ${ac_cv_path_EGREP+y} then : printf %s "(cached) " >&6 else $as_nop if echo a | $GREP -E '(a|b)' >/dev/null 2>&1 then ac_cv_path_EGREP="$GREP -E" else if test -z "$EGREP"; then ac_path_EGREP_found=false # Loop through the user's path and test for each of PROGNAME-LIST as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_prog in egrep do for ac_exec_ext in '' $ac_executable_extensions; do ac_path_EGREP="$as_dir$ac_prog$ac_exec_ext" as_fn_executable_p "$ac_path_EGREP" || continue # Check for GNU ac_path_EGREP and select it if it is found. # Check for GNU $ac_path_EGREP case `"$ac_path_EGREP" --version 2>&1` in *GNU*) ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;; *) ac_count=0 printf %s 0123456789 >"conftest.in" while : do cat "conftest.in" "conftest.in" >"conftest.tmp" mv "conftest.tmp" "conftest.in" cp "conftest.in" "conftest.nl" printf "%s\n" 'EGREP' >> "conftest.nl" "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break as_fn_arith $ac_count + 1 && ac_count=$as_val if test $ac_count -gt ${ac_path_EGREP_max-0}; then # Best one so far, save it but keep looking for a better one ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_max=$ac_count fi # 10*(2^10) chars as input seems more than enough test $ac_count -gt 10 && break done rm -f conftest.in conftest.tmp conftest.nl conftest.out;; esac $ac_path_EGREP_found && break 3 done done done IFS=$as_save_IFS if test -z "$ac_cv_path_EGREP"; then as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 fi else ac_cv_path_EGREP=$EGREP fi fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5 printf "%s\n" "$ac_cv_path_EGREP" >&6; } EGREP="$ac_cv_path_EGREP" if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then if test -n "$ac_tool_prefix"; then # Extract the first word of "${ac_tool_prefix}pkg-config", so it can be a program name with args. set dummy ${ac_tool_prefix}pkg-config; 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_PKG_CONFIG+y} then : printf %s "(cached) " >&6 else $as_nop case $PKG_CONFIG in [\\/]* | ?:[\\/]*) ac_cv_path_PKG_CONFIG="$PKG_CONFIG" # 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_PKG_CONFIG="$as_dir$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 PKG_CONFIG=$ac_cv_path_PKG_CONFIG if test -n "$PKG_CONFIG"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $PKG_CONFIG" >&5 printf "%s\n" "$PKG_CONFIG" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi fi if test -z "$ac_cv_path_PKG_CONFIG"; then ac_pt_PKG_CONFIG=$PKG_CONFIG # Extract the first word of "pkg-config", so it can be a program name with args. set dummy pkg-config; 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_ac_pt_PKG_CONFIG+y} then : printf %s "(cached) " >&6 else $as_nop case $ac_pt_PKG_CONFIG in [\\/]* | ?:[\\/]*) ac_cv_path_ac_pt_PKG_CONFIG="$ac_pt_PKG_CONFIG" # 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_ac_pt_PKG_CONFIG="$as_dir$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 ac_pt_PKG_CONFIG=$ac_cv_path_ac_pt_PKG_CONFIG if test -n "$ac_pt_PKG_CONFIG"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_pt_PKG_CONFIG" >&5 printf "%s\n" "$ac_pt_PKG_CONFIG" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi if test "x$ac_pt_PKG_CONFIG" = x; then PKG_CONFIG="" else case $cross_compiling:$ac_tool_warned in yes:) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} ac_tool_warned=yes ;; esac PKG_CONFIG=$ac_pt_PKG_CONFIG fi else PKG_CONFIG="$ac_cv_path_PKG_CONFIG" fi fi if test -n "$PKG_CONFIG"; then _pkg_min_version=0.9.0 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking pkg-config is at least version $_pkg_min_version" >&5 printf %s "checking pkg-config is at least version $_pkg_min_version... " >&6; } if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } PKG_CONFIG="" fi fi # Default tmux.conf goes in /etc not ${prefix}/etc. test "$sysconfdir" = '${prefix}/etc' && sysconfdir=/etc # Is this --enable-debug? found_debug=yes @%:@ Check whether --enable-debug was given. if test ${enable_debug+y} then : enableval=$enable_debug; found_debug=$enable_debug fi if test "x$found_debug" = xyes; then IS_DEBUG_TRUE= IS_DEBUG_FALSE='#' else IS_DEBUG_TRUE='#' IS_DEBUG_FALSE= fi # Is this --enable-coverage? @%:@ Check whether --enable-coverage was given. if test ${enable_coverage+y} then : enableval=$enable_coverage; found_coverage=$enable_coverage fi if test "x$found_coverage" = xyes; then IS_COVERAGE_TRUE= IS_COVERAGE_FALSE='#' else IS_COVERAGE_TRUE='#' IS_COVERAGE_FALSE= fi # Is this a static build? @%:@ Check whether --enable-static was given. if test ${enable_static+y} then : enableval=$enable_static; found_static=$enable_static fi if test "x$found_static" = xyes; then # XXX Static build are only doable with the musl library PKG_CONFIG="pkg-config --static" CFLAGS="$CFLAGS -flto" LDFLAGS="$LDFLAGS -flto -static -no-pie" pkg_failed=no { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for zlib" >&5 printf %s "checking for zlib... " >&6; } if test -n "$ZLIB_CFLAGS"; then pkg_cv_ZLIB_CFLAGS="$ZLIB_CFLAGS" elif test -n "$PKG_CONFIG"; then if test -n "$PKG_CONFIG" && \ { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"zlib\""; } >&5 ($PKG_CONFIG --exists --print-errors "zlib") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; then pkg_cv_ZLIB_CFLAGS=`$PKG_CONFIG --cflags "zlib" 2>/dev/null` test "x$?" != "x0" && pkg_failed=yes else pkg_failed=yes fi else pkg_failed=untried fi if test -n "$ZLIB_LIBS"; then pkg_cv_ZLIB_LIBS="$ZLIB_LIBS" elif test -n "$PKG_CONFIG"; then if test -n "$PKG_CONFIG" && \ { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"zlib\""; } >&5 ($PKG_CONFIG --exists --print-errors "zlib") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; then pkg_cv_ZLIB_LIBS=`$PKG_CONFIG --libs "zlib" 2>/dev/null` test "x$?" != "x0" && pkg_failed=yes else pkg_failed=yes fi else pkg_failed=untried fi if test $pkg_failed = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then _pkg_short_errors_supported=yes else _pkg_short_errors_supported=no fi if test $_pkg_short_errors_supported = yes; then ZLIB_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "zlib" 2>&1` else ZLIB_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "zlib" 2>&1` fi # Put the nasty error message in config.log where it belongs echo "$ZLIB_PKG_ERRORS" >&5 as_fn_error $? "Package requirements (zlib) were not met: $ZLIB_PKG_ERRORS Consider adjusting the PKG_CONFIG_PATH environment variable if you installed software in a non-standard prefix. Alternatively, you may set the environment variables ZLIB_CFLAGS and ZLIB_LIBS to avoid the need to call pkg-config. See the pkg-config man page for more details." "$LINENO" 5 elif test $pkg_failed = untried; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } { { 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 $? "The pkg-config script could not be found or is too old. Make sure it is in your PATH or set the PKG_CONFIG environment variable to the full path to pkg-config. Alternatively, you may set the environment variables ZLIB_CFLAGS and ZLIB_LIBS to avoid the need to call pkg-config. See the pkg-config man page for more details. To get pkg-config, see . See \`config.log' for more details" "$LINENO" 5; } else ZLIB_CFLAGS=$pkg_cv_ZLIB_CFLAGS ZLIB_LIBS=$pkg_cv_ZLIB_LIBS { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; } CPPFLAGS="$ZLIB_CFLAGS $CPPFLAGS" LIBS="$ZLIB_LIBS $LIBS" fi pkg_failed=no { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libcrypto" >&5 printf %s "checking for libcrypto... " >&6; } if test -n "$LIBCRYPTO_CFLAGS"; then pkg_cv_LIBCRYPTO_CFLAGS="$LIBCRYPTO_CFLAGS" elif test -n "$PKG_CONFIG"; then if test -n "$PKG_CONFIG" && \ { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libcrypto\""; } >&5 ($PKG_CONFIG --exists --print-errors "libcrypto") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; then pkg_cv_LIBCRYPTO_CFLAGS=`$PKG_CONFIG --cflags "libcrypto" 2>/dev/null` test "x$?" != "x0" && pkg_failed=yes else pkg_failed=yes fi else pkg_failed=untried fi if test -n "$LIBCRYPTO_LIBS"; then pkg_cv_LIBCRYPTO_LIBS="$LIBCRYPTO_LIBS" elif test -n "$PKG_CONFIG"; then if test -n "$PKG_CONFIG" && \ { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libcrypto\""; } >&5 ($PKG_CONFIG --exists --print-errors "libcrypto") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; then pkg_cv_LIBCRYPTO_LIBS=`$PKG_CONFIG --libs "libcrypto" 2>/dev/null` test "x$?" != "x0" && pkg_failed=yes else pkg_failed=yes fi else pkg_failed=untried fi if test $pkg_failed = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then _pkg_short_errors_supported=yes else _pkg_short_errors_supported=no fi if test $_pkg_short_errors_supported = yes; then LIBCRYPTO_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "libcrypto" 2>&1` else LIBCRYPTO_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "libcrypto" 2>&1` fi # Put the nasty error message in config.log where it belongs echo "$LIBCRYPTO_PKG_ERRORS" >&5 as_fn_error $? "Package requirements (libcrypto) were not met: $LIBCRYPTO_PKG_ERRORS Consider adjusting the PKG_CONFIG_PATH environment variable if you installed software in a non-standard prefix. Alternatively, you may set the environment variables LIBCRYPTO_CFLAGS and LIBCRYPTO_LIBS to avoid the need to call pkg-config. See the pkg-config man page for more details." "$LINENO" 5 elif test $pkg_failed = untried; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } { { 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 $? "The pkg-config script could not be found or is too old. Make sure it is in your PATH or set the PKG_CONFIG environment variable to the full path to pkg-config. Alternatively, you may set the environment variables LIBCRYPTO_CFLAGS and LIBCRYPTO_LIBS to avoid the need to call pkg-config. See the pkg-config man page for more details. To get pkg-config, see . See \`config.log' for more details" "$LINENO" 5; } else LIBCRYPTO_CFLAGS=$pkg_cv_LIBCRYPTO_CFLAGS LIBCRYPTO_LIBS=$pkg_cv_LIBCRYPTO_LIBS { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; } CPPFLAGS="$LIBCRYPTO_CFLAGS $CPPFLAGS" LIBS="$LIBCRYPTO_LIBS $LIBS" fi fi # Is this gcc? if test "x$GCC" = xyes; then IS_GCC_TRUE= IS_GCC_FALSE='#' else IS_GCC_TRUE='#' IS_GCC_FALSE= fi # Is this Sun CC? cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef __SUNPRO_C yes #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "yes" >/dev/null 2>&1 then : found_suncc=yes else $as_nop found_suncc=no fi rm -rf conftest* if test "x$found_suncc" = xyes; then IS_SUNCC_TRUE= IS_SUNCC_FALSE='#' else IS_SUNCC_TRUE='#' IS_SUNCC_FALSE= fi # Is this glibc? { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for glibc" >&5 printf %s "checking for glibc... " >&6; } cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #ifdef __GLIBC__ yes #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "yes" >/dev/null 2>&1 then : found_glibc=yes else $as_nop found_glibc=no fi rm -rf conftest* if test "x$found_glibc" = xyes; then IS_GLIBC_TRUE= IS_GLIBC_FALSE='#' else IS_GLIBC_TRUE='#' IS_GLIBC_FALSE= fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $found_glibc" >&5 printf "%s\n" "$found_glibc" >&6; } # Check for various headers. Alternatives included from compat.h. ac_header= ac_cache= for ac_item in $ac_header_c_list do if test $ac_cache; then ac_fn_c_check_header_compile "$LINENO" $ac_header ac_cv_header_$ac_cache "$ac_includes_default" if eval test \"x\$ac_cv_header_$ac_cache\" = xyes; then printf "%s\n" "#define $ac_item 1" >> confdefs.h fi ac_header= ac_cache= elif test $ac_header; then ac_cache=$ac_item else ac_header=$ac_item fi done if test $ac_cv_header_stdlib_h = yes && test $ac_cv_header_string_h = yes then : printf "%s\n" "@%:@define STDC_HEADERS 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "bitstring.h" "ac_cv_header_bitstring_h" "$ac_includes_default" if test "x$ac_cv_header_bitstring_h" = xyes then : printf "%s\n" "@%:@define HAVE_BITSTRING_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "curses.h" "ac_cv_header_curses_h" "$ac_includes_default" if test "x$ac_cv_header_curses_h" = xyes then : printf "%s\n" "@%:@define HAVE_CURSES_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "dirent.h" "ac_cv_header_dirent_h" "$ac_includes_default" if test "x$ac_cv_header_dirent_h" = xyes then : printf "%s\n" "@%:@define HAVE_DIRENT_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "execinfo.h" "ac_cv_header_execinfo_h" "$ac_includes_default" if test "x$ac_cv_header_execinfo_h" = xyes then : printf "%s\n" "@%:@define HAVE_EXECINFO_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "fcntl.h" "ac_cv_header_fcntl_h" "$ac_includes_default" if test "x$ac_cv_header_fcntl_h" = xyes then : printf "%s\n" "@%:@define HAVE_FCNTL_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "inttypes.h" "ac_cv_header_inttypes_h" "$ac_includes_default" if test "x$ac_cv_header_inttypes_h" = xyes then : printf "%s\n" "@%:@define HAVE_INTTYPES_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "libutil.h" "ac_cv_header_libutil_h" "$ac_includes_default" if test "x$ac_cv_header_libutil_h" = xyes then : printf "%s\n" "@%:@define HAVE_LIBUTIL_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "ncurses.h" "ac_cv_header_ncurses_h" "$ac_includes_default" if test "x$ac_cv_header_ncurses_h" = xyes then : printf "%s\n" "@%:@define HAVE_NCURSES_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "ndir.h" "ac_cv_header_ndir_h" "$ac_includes_default" if test "x$ac_cv_header_ndir_h" = xyes then : printf "%s\n" "@%:@define HAVE_NDIR_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "paths.h" "ac_cv_header_paths_h" "$ac_includes_default" if test "x$ac_cv_header_paths_h" = xyes then : printf "%s\n" "@%:@define HAVE_PATHS_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "pty.h" "ac_cv_header_pty_h" "$ac_includes_default" if test "x$ac_cv_header_pty_h" = xyes then : printf "%s\n" "@%:@define HAVE_PTY_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "stdint.h" "ac_cv_header_stdint_h" "$ac_includes_default" if test "x$ac_cv_header_stdint_h" = xyes then : printf "%s\n" "@%:@define HAVE_STDINT_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "sys/dir.h" "ac_cv_header_sys_dir_h" "$ac_includes_default" if test "x$ac_cv_header_sys_dir_h" = xyes then : printf "%s\n" "@%:@define HAVE_SYS_DIR_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "sys/ndir.h" "ac_cv_header_sys_ndir_h" "$ac_includes_default" if test "x$ac_cv_header_sys_ndir_h" = xyes then : printf "%s\n" "@%:@define HAVE_SYS_NDIR_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "sys/tree.h" "ac_cv_header_sys_tree_h" "$ac_includes_default" if test "x$ac_cv_header_sys_tree_h" = xyes then : printf "%s\n" "@%:@define HAVE_SYS_TREE_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "term.h" "ac_cv_header_term_h" "$ac_includes_default" if test "x$ac_cv_header_term_h" = xyes then : printf "%s\n" "@%:@define HAVE_TERM_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "util.h" "ac_cv_header_util_h" "$ac_includes_default" if test "x$ac_cv_header_util_h" = xyes then : printf "%s\n" "@%:@define HAVE_UTIL_H 1" >>confdefs.h fi # Look for library needed for flock. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing flock" >&5 printf %s "checking for library containing flock... " >&6; } if test ${ac_cv_search_flock+y} then : printf %s "(cached) " >&6 else $as_nop ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ char flock (); int main (void) { return flock (); ; return 0; } _ACEOF for ac_lib in '' bsd do if test -z "$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_flock=$ac_res fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext if test ${ac_cv_search_flock+y} then : break fi done if test ${ac_cv_search_flock+y} then : else $as_nop ac_cv_search_flock=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_flock" >&5 printf "%s\n" "$ac_cv_search_flock" >&6; } ac_res=$ac_cv_search_flock if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" fi # Look for library needed for backtrace { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing backtrace" >&5 printf %s "checking for library containing backtrace... " >&6; } if test ${ac_cv_search_backtrace+y} then : printf %s "(cached) " >&6 else $as_nop ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ char backtrace (); int main (void) { return backtrace (); ; return 0; } _ACEOF for ac_lib in '' execinfo do if test -z "$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_backtrace=$ac_res fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext if test ${ac_cv_search_backtrace+y} then : break fi done if test ${ac_cv_search_backtrace+y} then : else $as_nop ac_cv_search_backtrace=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_backtrace" >&5 printf "%s\n" "$ac_cv_search_backtrace" >&6; } ac_res=$ac_cv_search_backtrace if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" fi # Check for some functions that are replaced or omitted. ac_fn_c_check_func "$LINENO" "backtrace" "ac_cv_func_backtrace" if test "x$ac_cv_func_backtrace" = xyes then : printf "%s\n" "@%:@define HAVE_BACKTRACE 1" >>confdefs.h fi ac_fn_c_check_func "$LINENO" "dirfd" "ac_cv_func_dirfd" if test "x$ac_cv_func_dirfd" = xyes then : printf "%s\n" "@%:@define HAVE_DIRFD 1" >>confdefs.h fi ac_fn_c_check_func "$LINENO" "flock" "ac_cv_func_flock" if test "x$ac_cv_func_flock" = xyes then : printf "%s\n" "@%:@define HAVE_FLOCK 1" >>confdefs.h fi ac_fn_c_check_func "$LINENO" "setproctitle" "ac_cv_func_setproctitle" if test "x$ac_cv_func_setproctitle" = xyes then : printf "%s\n" "@%:@define HAVE_SETPROCTITLE 1" >>confdefs.h fi ac_fn_c_check_func "$LINENO" "sysconf" "ac_cv_func_sysconf" if test "x$ac_cv_func_sysconf" = xyes then : printf "%s\n" "@%:@define HAVE_SYSCONF 1" >>confdefs.h fi ac_fn_c_check_func "$LINENO" "cfmakeraw" "ac_cv_func_cfmakeraw" if test "x$ac_cv_func_cfmakeraw" = xyes then : printf "%s\n" "@%:@define HAVE_CFMAKERAW 1" >>confdefs.h fi # Look for clock_gettime. Must come before event_init. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing clock_gettime" >&5 printf %s "checking for library containing clock_gettime... " >&6; } if test ${ac_cv_search_clock_gettime+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 ${ac_cv_search_event_init+y} then : printf %s "(cached) " >&6 else $as_nop ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ char event_init (); int main (void) { return event_init (); ; return 0; } _ACEOF for ac_lib in '' event event-1.4 event2 do if test -z "$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_event_init=$ac_res fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext if test ${ac_cv_search_event_init+y} then : break fi done if test ${ac_cv_search_event_init+y} then : else $as_nop ac_cv_search_event_init=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_event_init" >&5 printf "%s\n" "$ac_cv_search_event_init" >&6; } ac_res=$ac_cv_search_event_init if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" found_libevent=yes else $as_nop found_libevent=no fi elif test $pkg_failed = untried; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing event_init" >&5 printf %s "checking for library containing event_init... " >&6; } if test ${ac_cv_search_event_init+y} then : printf %s "(cached) " >&6 else $as_nop ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ char event_init (); int main (void) { return event_init (); ; return 0; } _ACEOF for ac_lib in '' event event-1.4 event2 do if test -z "$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_event_init=$ac_res fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext if test ${ac_cv_search_event_init+y} then : break fi done if test ${ac_cv_search_event_init+y} then : else $as_nop ac_cv_search_event_init=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_event_init" >&5 printf "%s\n" "$ac_cv_search_event_init" >&6; } ac_res=$ac_cv_search_event_init if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" found_libevent=yes else $as_nop found_libevent=no fi else LIBEVENT_CFLAGS=$pkg_cv_LIBEVENT_CFLAGS LIBEVENT_LIBS=$pkg_cv_LIBEVENT_LIBS { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; } CPPFLAGS="$LIBEVENT_CFLAGS $CPPFLAGS" LIBS="$LIBEVENT_LIBS $LIBS" found_libevent=yes fi if test "x$found_libevent" = xno; then as_fn_error $? "\"libevent not found\"" "$LINENO" 5 fi # Look for ncurses pkg_failed=no { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ncurses" >&5 printf %s "checking for ncurses... " >&6; } if test -n "$LIBNCURSES_CFLAGS"; then pkg_cv_LIBNCURSES_CFLAGS="$LIBNCURSES_CFLAGS" elif test -n "$PKG_CONFIG"; then if test -n "$PKG_CONFIG" && \ { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"ncurses\""; } >&5 ($PKG_CONFIG --exists --print-errors "ncurses") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; then pkg_cv_LIBNCURSES_CFLAGS=`$PKG_CONFIG --cflags "ncurses" 2>/dev/null` test "x$?" != "x0" && pkg_failed=yes else pkg_failed=yes fi else pkg_failed=untried fi if test -n "$LIBNCURSES_LIBS"; then pkg_cv_LIBNCURSES_LIBS="$LIBNCURSES_LIBS" elif test -n "$PKG_CONFIG"; then if test -n "$PKG_CONFIG" && \ { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"ncurses\""; } >&5 ($PKG_CONFIG --exists --print-errors "ncurses") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; then pkg_cv_LIBNCURSES_LIBS=`$PKG_CONFIG --libs "ncurses" 2>/dev/null` test "x$?" != "x0" && pkg_failed=yes else pkg_failed=yes fi else pkg_failed=untried fi if test $pkg_failed = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then _pkg_short_errors_supported=yes else _pkg_short_errors_supported=no fi if test $_pkg_short_errors_supported = yes; then LIBNCURSES_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "ncurses" 2>&1` else LIBNCURSES_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "ncurses" 2>&1` fi # Put the nasty error message in config.log where it belongs echo "$LIBNCURSES_PKG_ERRORS" >&5 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing setupterm" >&5 printf %s "checking for library containing setupterm... " >&6; } if test ${ac_cv_search_setupterm+y} then : printf %s "(cached) " >&6 else $as_nop ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ char setupterm (); int main (void) { return setupterm (); ; return 0; } _ACEOF for ac_lib in '' ncurses curses terminfo do if test -z "$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_setupterm=$ac_res fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext if test ${ac_cv_search_setupterm+y} then : break fi done if test ${ac_cv_search_setupterm+y} then : else $as_nop ac_cv_search_setupterm=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_setupterm" >&5 printf "%s\n" "$ac_cv_search_setupterm" >&6; } ac_res=$ac_cv_search_setupterm if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" found_curses=yes else $as_nop found_curses=no fi elif test $pkg_failed = untried; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing setupterm" >&5 printf %s "checking for library containing setupterm... " >&6; } if test ${ac_cv_search_setupterm+y} then : printf %s "(cached) " >&6 else $as_nop ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ char setupterm (); int main (void) { return setupterm (); ; return 0; } _ACEOF for ac_lib in '' ncurses curses terminfo do if test -z "$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_setupterm=$ac_res fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext if test ${ac_cv_search_setupterm+y} then : break fi done if test ${ac_cv_search_setupterm+y} then : else $as_nop ac_cv_search_setupterm=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_setupterm" >&5 printf "%s\n" "$ac_cv_search_setupterm" >&6; } ac_res=$ac_cv_search_setupterm if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" found_curses=yes else $as_nop found_curses=no fi else LIBNCURSES_CFLAGS=$pkg_cv_LIBNCURSES_CFLAGS LIBNCURSES_LIBS=$pkg_cv_LIBNCURSES_LIBS { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; } CPPFLAGS="$LIBNCURSES_CFLAGS $CPPFLAGS" LIBS="$LIBNCURSES_LIBS $LIBS" found_curses=yes fi if test "x$found_curses" = xno; then as_fn_error $? "\"curses not found\"" "$LINENO" 5 fi # Look for utempter. 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 : found_utempter=yes else $as_nop found_utempter=no fi if test "x$found_utempter" = xyes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing utempter_add_record" >&5 printf %s "checking for library containing utempter_add_record... " >&6; } if test ${ac_cv_search_utempter_add_record+y} then : printf %s "(cached) " >&6 else $as_nop ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ char utempter_add_record (); int main (void) { return utempter_add_record (); ; return 0; } _ACEOF for ac_lib in '' utempter do if test -z "$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_utempter_add_record=$ac_res fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext if test ${ac_cv_search_utempter_add_record+y} then : break fi done if test ${ac_cv_search_utempter_add_record+y} then : else $as_nop ac_cv_search_utempter_add_record=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_utempter_add_record" >&5 printf "%s\n" "$ac_cv_search_utempter_add_record" >&6; } ac_res=$ac_cv_search_utempter_add_record if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" found_utempter=yes else $as_nop found_utempter=no fi if test "x$found_utempter" = xyes; then printf "%s\n" "@%:@define HAVE_UTEMPTER 1" >>confdefs.h fi fi pkg_failed=no { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for msgpack-c >= 1.1.0" >&5 printf %s "checking for msgpack-c >= 1.1.0... " >&6; } if test -n "$MSGPACK_CFLAGS"; then pkg_cv_MSGPACK_CFLAGS="$MSGPACK_CFLAGS" elif test -n "$PKG_CONFIG"; then if test -n "$PKG_CONFIG" && \ { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"msgpack-c >= 1.1.0\""; } >&5 ($PKG_CONFIG --exists --print-errors "msgpack-c >= 1.1.0") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; then pkg_cv_MSGPACK_CFLAGS=`$PKG_CONFIG --cflags "msgpack-c >= 1.1.0" 2>/dev/null` test "x$?" != "x0" && pkg_failed=yes else pkg_failed=yes fi else pkg_failed=untried fi if test -n "$MSGPACK_LIBS"; then pkg_cv_MSGPACK_LIBS="$MSGPACK_LIBS" elif test -n "$PKG_CONFIG"; then if test -n "$PKG_CONFIG" && \ { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"msgpack-c >= 1.1.0\""; } >&5 ($PKG_CONFIG --exists --print-errors "msgpack-c >= 1.1.0") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; then pkg_cv_MSGPACK_LIBS=`$PKG_CONFIG --libs "msgpack-c >= 1.1.0" 2>/dev/null` test "x$?" != "x0" && pkg_failed=yes else pkg_failed=yes fi else pkg_failed=untried fi if test $pkg_failed = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then _pkg_short_errors_supported=yes else _pkg_short_errors_supported=no fi if test $_pkg_short_errors_supported = yes; then MSGPACK_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "msgpack-c >= 1.1.0" 2>&1` else MSGPACK_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "msgpack-c >= 1.1.0" 2>&1` fi # Put the nasty error message in config.log where it belongs echo "$MSGPACK_PKG_ERRORS" >&5 found_msgpack=no elif test $pkg_failed = untried; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } found_msgpack=no else MSGPACK_CFLAGS=$pkg_cv_MSGPACK_CFLAGS MSGPACK_LIBS=$pkg_cv_MSGPACK_LIBS { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; } CPPFLAGS="$MSGPACK_CFLAGS $CPPFLAGS" LIBS="$MSGPACK_LIBS $LIBS" found_msgpack=yes fi if test "x$found_msgpack" = xno; then as_fn_error $? "\"msgpack >= 1.1.0 not found\"" "$LINENO" 5 fi pkg_failed=no { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libssh >= 0.8.4" >&5 printf %s "checking for libssh >= 0.8.4... " >&6; } if test -n "$LIBSSH_CFLAGS"; then pkg_cv_LIBSSH_CFLAGS="$LIBSSH_CFLAGS" elif test -n "$PKG_CONFIG"; then if test -n "$PKG_CONFIG" && \ { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libssh >= 0.8.4\""; } >&5 ($PKG_CONFIG --exists --print-errors "libssh >= 0.8.4") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; then pkg_cv_LIBSSH_CFLAGS=`$PKG_CONFIG --cflags "libssh >= 0.8.4" 2>/dev/null` test "x$?" != "x0" && pkg_failed=yes else pkg_failed=yes fi else pkg_failed=untried fi if test -n "$LIBSSH_LIBS"; then pkg_cv_LIBSSH_LIBS="$LIBSSH_LIBS" elif test -n "$PKG_CONFIG"; then if test -n "$PKG_CONFIG" && \ { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libssh >= 0.8.4\""; } >&5 ($PKG_CONFIG --exists --print-errors "libssh >= 0.8.4") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; then pkg_cv_LIBSSH_LIBS=`$PKG_CONFIG --libs "libssh >= 0.8.4" 2>/dev/null` test "x$?" != "x0" && pkg_failed=yes else pkg_failed=yes fi else pkg_failed=untried fi if test $pkg_failed = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then _pkg_short_errors_supported=yes else _pkg_short_errors_supported=no fi if test $_pkg_short_errors_supported = yes; then LIBSSH_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "libssh >= 0.8.4" 2>&1` else LIBSSH_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "libssh >= 0.8.4" 2>&1` fi # Put the nasty error message in config.log where it belongs echo "$LIBSSH_PKG_ERRORS" >&5 found_libssh=no elif test $pkg_failed = untried; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } found_libssh=no else LIBSSH_CFLAGS=$pkg_cv_LIBSSH_CFLAGS LIBSSH_LIBS=$pkg_cv_LIBSSH_LIBS { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; } CPPFLAGS="$LIBSSH_CFLAGS $CPPFLAGS" LIBS="$LIBSSH_LIBS $LIBS" found_libssh=yes fi if test "x$found_libssh" = xno; then as_fn_error $? "\"libssh >= 0.8.4 not found\"" "$LINENO" 5 fi # Check for b64_ntop. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for b64_ntop" >&5 printf %s "checking for b64_ntop... " >&6; } cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include int main (void) { b64_ntop(NULL, 0, NULL, 0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : found_b64_ntop=yes else $as_nop found_b64_ntop=no fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext if test "x$found_b64_ntop" = xno; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for b64_ntop with -lresolv" >&5 printf %s "checking for b64_ntop with -lresolv... " >&6; } LIBS="$LIBS -lresolv" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include int main (void) { b64_ntop(NULL, 0, NULL, 0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : found_b64_ntop=yes else $as_nop found_b64_ntop=no fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext conftest.$ac_ext if test "x$found_b64_ntop" = xno; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi fi if test "x$found_b64_ntop" = xyes; then printf "%s\n" "@%:@define HAVE_B64_NTOP 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; } fi if test "x$found_b64_ntop" = xno; then NO_B64_NTOP_TRUE= NO_B64_NTOP_FALSE='#' else NO_B64_NTOP_TRUE='#' NO_B64_NTOP_FALSE= fi # Look for networking libraries. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing inet_ntoa" >&5 printf %s "checking for library containing inet_ntoa... " >&6; } if test ${ac_cv_search_inet_ntoa+y} then : printf %s "(cached) " >&6 else $as_nop ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ char inet_ntoa (); int main (void) { return inet_ntoa (); ; return 0; } _ACEOF for ac_lib in '' nsl do if test -z "$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_inet_ntoa=$ac_res fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext if test ${ac_cv_search_inet_ntoa+y} then : break fi done if test ${ac_cv_search_inet_ntoa+y} then : else $as_nop ac_cv_search_inet_ntoa=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_inet_ntoa" >&5 printf "%s\n" "$ac_cv_search_inet_ntoa" >&6; } ac_res=$ac_cv_search_inet_ntoa if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing socket" >&5 printf %s "checking for library containing socket... " >&6; } if test ${ac_cv_search_socket+y} then : printf %s "(cached) " >&6 else $as_nop ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ char socket (); int main (void) { return socket (); ; return 0; } _ACEOF for ac_lib in '' socket do if test -z "$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_socket=$ac_res fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext if test ${ac_cv_search_socket+y} then : break fi done if test ${ac_cv_search_socket+y} then : else $as_nop ac_cv_search_socket=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_socket" >&5 printf "%s\n" "$ac_cv_search_socket" >&6; } ac_res=$ac_cv_search_socket if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for socket in -lxnet" >&5 printf %s "checking for socket in -lxnet... " >&6; } if test ${ac_cv_lib_xnet_socket+y} then : printf %s "(cached) " >&6 else $as_nop ac_check_lib_save_LIBS=$LIBS LIBS="-lxnet $LIBS" cat confdefs.h - <<_ACEOF >conftest.$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 socket (); int main (void) { return socket (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : ac_cv_lib_xnet_socket=yes else $as_nop ac_cv_lib_xnet_socket=no fi rm -f core conftest.err conftest.$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: $ac_cv_lib_xnet_socket" >&5 printf "%s\n" "$ac_cv_lib_xnet_socket" >&6; } if test "x$ac_cv_lib_xnet_socket" = xyes then : printf "%s\n" "@%:@define HAVE_LIBXNET 1" >>confdefs.h LIBS="-lxnet $LIBS" fi # Check for CMSG_DATA. Some platforms require _XOPEN_SOURCE_EXTENDED (for # example see xopen_networking(7) on HP-UX). XOPEN_DEFINES= { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for CMSG_DATA" >&5 printf %s "checking for CMSG_DATA... " >&6; } cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #ifdef CMSG_DATA yes #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "yes" >/dev/null 2>&1 then : found_cmsg_data=yes else $as_nop found_cmsg_data=no fi rm -rf conftest* { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $found_cmsg_data" >&5 printf "%s\n" "$found_cmsg_data" >&6; } if test "x$found_cmsg_data" = xno; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if CMSG_DATA needs _XOPEN_SOURCE_EXTENDED" >&5 printf %s "checking if CMSG_DATA needs _XOPEN_SOURCE_EXTENDED... " >&6; } cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define _XOPEN_SOURCE 1 #define _XOPEN_SOURCE_EXTENDED 1 #include #ifdef CMSG_DATA yes #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "yes" >/dev/null 2>&1 then : found_cmsg_data=yes else $as_nop found_cmsg_data=no fi rm -rf conftest* { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $found_cmsg_data" >&5 printf "%s\n" "$found_cmsg_data" >&6; } if test "x$found_cmsg_data" = xyes; then XOPEN_DEFINES="-D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED" else as_fn_error $? "\"CMSG_DATA not found\"" "$LINENO" 5 fi fi # Look for imsg in libutil. compat/imsg.c is linked by Makefile.am if missing. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing imsg_init" >&5 printf %s "checking for library containing imsg_init... " >&6; } if test ${ac_cv_search_imsg_init+y} then : printf %s "(cached) " >&6 else $as_nop ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ char imsg_init (); int main (void) { return imsg_init (); ; return 0; } _ACEOF for ac_lib in '' util do if test -z "$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_imsg_init=$ac_res fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext if test ${ac_cv_search_imsg_init+y} then : break fi done if test ${ac_cv_search_imsg_init+y} then : else $as_nop ac_cv_search_imsg_init=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_imsg_init" >&5 printf "%s\n" "$ac_cv_search_imsg_init" >&6; } ac_res=$ac_cv_search_imsg_init if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" found_imsg_init=yes else $as_nop found_imsg_init=no fi if test "x$found_imsg_init" = xyes; then printf "%s\n" "@%:@define HAVE_IMSG 1" >>confdefs.h fi if test "x$found_imsg_init" = xno; then NO_IMSG_TRUE= NO_IMSG_FALSE='#' else NO_IMSG_TRUE='#' NO_IMSG_FALSE= fi # Look for forkpty in libutil. compat/forkpty-*.c is linked if not found. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing forkpty" >&5 printf %s "checking for library containing forkpty... " >&6; } if test ${ac_cv_search_forkpty+y} then : printf %s "(cached) " >&6 else $as_nop ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ char forkpty (); int main (void) { return forkpty (); ; return 0; } _ACEOF for ac_lib in '' util do if test -z "$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_forkpty=$ac_res fi rm -f core conftest.err conftest.$ac_objext conftest.beam \ conftest$ac_exeext if test ${ac_cv_search_forkpty+y} then : break fi done if test ${ac_cv_search_forkpty+y} then : else $as_nop ac_cv_search_forkpty=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_forkpty" >&5 printf "%s\n" "$ac_cv_search_forkpty" >&6; } ac_res=$ac_cv_search_forkpty if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" found_forkpty=yes else $as_nop found_forkpty=no fi if test "x$found_forkpty" = xyes; then printf "%s\n" "@%:@define HAVE_FORKPTY 1" >>confdefs.h fi if test "x$found_forkpty" = xno; then NO_FORKPTY_TRUE= NO_FORKPTY_FALSE='#' else NO_FORKPTY_TRUE='#' NO_FORKPTY_FALSE= fi # Look for closefrom, compat/closefrom.c used if missing. ac_fn_c_check_func "$LINENO" "closefrom" "ac_cv_func_closefrom" if test "x$ac_cv_func_closefrom" = xyes then : found_closefrom=yes else $as_nop found_closefrom=no fi if test "x$found_closefrom" = xyes; then printf "%s\n" "@%:@define HAVE_CLOSEFROM 1" >>confdefs.h fi if test "x$found_closefrom" = xno; then NO_CLOSEFROM_TRUE= NO_CLOSEFROM_FALSE='#' else NO_CLOSEFROM_TRUE='#' NO_CLOSEFROM_FALSE= fi # Look for daemon, compat/daemon.c used if missing. ac_fn_c_check_func "$LINENO" "daemon" "ac_cv_func_daemon" if test "x$ac_cv_func_daemon" = xyes then : found_daemon=yes else $as_nop found_daemon=no fi if test "x$found_daemon" = xyes; then printf "%s\n" "@%:@define HAVE_DAEMON 1" >>confdefs.h fi if test "x$found_daemon" = xno; then NO_DAEMON_TRUE= NO_DAEMON_FALSE='#' else NO_DAEMON_TRUE='#' NO_DAEMON_FALSE= fi # Look for setenv, compat/setenv.c used if missing. ac_fn_c_check_func "$LINENO" "setenv" "ac_cv_func_setenv" if test "x$ac_cv_func_setenv" = xyes then : found_setenv=yes else $as_nop found_setenv=no fi if test "x$found_setenv" = xyes; then printf "%s\n" "@%:@define HAVE_SETENV 1" >>confdefs.h fi if test "x$found_setenv" = xno; then NO_SETENV_TRUE= NO_SETENV_FALSE='#' else NO_SETENV_TRUE='#' NO_SETENV_FALSE= fi # Look for strlcpy, compat/strlcpy.c used if missing. ac_fn_c_check_func "$LINENO" "strlcpy" "ac_cv_func_strlcpy" if test "x$ac_cv_func_strlcpy" = xyes then : found_strlcpy=yes else $as_nop found_strlcpy=no fi if test "x$found_strlcpy" = xyes; then printf "%s\n" "@%:@define HAVE_STRLCPY 1" >>confdefs.h fi if test "x$found_strlcpy" = xno; then NO_STRLCPY_TRUE= NO_STRLCPY_FALSE='#' else NO_STRLCPY_TRUE='#' NO_STRLCPY_FALSE= fi # Look for strlcat, compat/strlcat.c used if missing. ac_fn_c_check_func "$LINENO" "strlcat" "ac_cv_func_strlcat" if test "x$ac_cv_func_strlcat" = xyes then : found_strlcat=yes else $as_nop found_strlcat=no fi if test "x$found_strlcat" = xyes; then printf "%s\n" "@%:@define HAVE_STRLCAT 1" >>confdefs.h fi if test "x$found_strlcat" = xno; then NO_STRLCAT_TRUE= NO_STRLCAT_FALSE='#' else NO_STRLCAT_TRUE='#' NO_STRLCAT_FALSE= fi # Look for asprintf, compat/asprintf.c used if missing. ac_fn_c_check_func "$LINENO" "asprintf" "ac_cv_func_asprintf" if test "x$ac_cv_func_asprintf" = xyes then : found_asprintf=yes else $as_nop found_asprintf=no fi if test "x$found_asprintf" = xyes; then printf "%s\n" "@%:@define HAVE_ASPRINTF 1" >>confdefs.h fi if test "x$found_asprintf" = xno; then NO_ASPRINTF_TRUE= NO_ASPRINTF_FALSE='#' else NO_ASPRINTF_TRUE='#' NO_ASPRINTF_FALSE= fi # Look for fgetln, compat/fgetln.c used if missing. ac_fn_c_check_func "$LINENO" "fgetln" "ac_cv_func_fgetln" if test "x$ac_cv_func_fgetln" = xyes then : found_fgetln=yes else $as_nop found_fgetln=no fi if test "x$found_fgetln" = xyes; then printf "%s\n" "@%:@define HAVE_FGETLN 1" >>confdefs.h fi if test "x$found_fgetln" = xno; then NO_FGETLN_TRUE= NO_FGETLN_FALSE='#' else NO_FGETLN_TRUE='#' NO_FGETLN_FALSE= fi # Look for fparseln, compat/fparseln.c used if missing. ac_fn_c_check_func "$LINENO" "fparseln" "ac_cv_func_fparseln" if test "x$ac_cv_func_fparseln" = xyes then : found_fparseln=yes else $as_nop found_fparseln=no fi if test "x$found_fparseln" = xyes; then printf "%s\n" "@%:@define HAVE_FPARSELN 1" >>confdefs.h fi if test "x$found_fparseln" = xno; then NO_FPARSELN_TRUE= NO_FPARSELN_FALSE='#' else NO_FPARSELN_TRUE='#' NO_FPARSELN_FALSE= fi # Look for strcasestr, compat/strcasestr.c used if missing. ac_fn_c_check_func "$LINENO" "strcasestr" "ac_cv_func_strcasestr" if test "x$ac_cv_func_strcasestr" = xyes then : found_strcasestr=yes else $as_nop found_strcasestr=no fi if test "x$found_strcasestr" = xyes; then printf "%s\n" "@%:@define HAVE_STRCASESTR 1" >>confdefs.h fi if test "x$found_strcasestr" = xno; then NO_STRCASESTR_TRUE= NO_STRCASESTR_FALSE='#' else NO_STRCASESTR_TRUE='#' NO_STRCASESTR_FALSE= fi # Look for strsep, compat/strsep.c used if missing. ac_fn_c_check_func "$LINENO" "strsep" "ac_cv_func_strsep" if test "x$ac_cv_func_strsep" = xyes then : found_strsep=yes else $as_nop found_strsep=no fi if test "x$found_strsep" = xyes; then printf "%s\n" "@%:@define HAVE_STRSEP 1" >>confdefs.h fi if test "x$found_strsep" = xno; then NO_STRSEP_TRUE= NO_STRSEP_FALSE='#' else NO_STRSEP_TRUE='#' NO_STRSEP_FALSE= fi # Look for strtonum, compat/strtonum.c used if missing. ac_fn_c_check_func "$LINENO" "strtonum" "ac_cv_func_strtonum" if test "x$ac_cv_func_strtonum" = xyes then : found_strtonum=yes else $as_nop found_strtonum=no fi if test "x$found_strtonum" = xyes; then printf "%s\n" "@%:@define HAVE_STRTONUM 1" >>confdefs.h fi if test "x$found_strtonum" = xno; then NO_STRTONUM_TRUE= NO_STRTONUM_FALSE='#' else NO_STRTONUM_TRUE='#' NO_STRTONUM_FALSE= fi # Look for stravis, compat/{vis,unvis}.c used if missing. ac_fn_c_check_func "$LINENO" "stravis" "ac_cv_func_stravis" if test "x$ac_cv_func_stravis" = xyes then : found_stravis=yes else $as_nop found_stravis=no fi if test "x$found_stravis" = xyes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if strnvis is broken" >&5 printf %s "checking if strnvis is broken... " >&6; } cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "strnvis\(char \*, const char \*, size_t, int\)" >/dev/null 2>&1 then : { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } else $as_nop found_stravis=no fi rm -rf conftest* if test "x$found_stravis" = xno; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; } fi fi if test "x$found_stravis" = xyes; then printf "%s\n" "@%:@define HAVE_VIS 1" >>confdefs.h fi if test "x$found_stravis" = xno; then NO_VIS_TRUE= NO_VIS_FALSE='#' else NO_VIS_TRUE='#' NO_VIS_FALSE= fi # Look for cfmakeraw, compat/cfmakeraw.c used if missing. ac_fn_c_check_func "$LINENO" "cfmakeraw" "ac_cv_func_cfmakeraw" if test "x$ac_cv_func_cfmakeraw" = xyes then : found_cfmakeraw=yes else $as_nop found_cfmakeraw=no fi if test "x$found_cfmakeraw" = xyes; then printf "%s\n" "@%:@define HAVE_CFMAKERAW 1" >>confdefs.h fi if test "x$found_cfmakeraw" = xno; then NO_CFMAKERAW_TRUE= NO_CFMAKERAW_FALSE='#' else NO_CFMAKERAW_TRUE='#' NO_CFMAKERAW_FALSE= fi # Look for openat, compat/openat.c used if missing. ac_fn_c_check_func "$LINENO" "openat" "ac_cv_func_openat" if test "x$ac_cv_func_openat" = xyes then : found_openat=yes else $as_nop found_openat=no fi if test "x$found_openat" = xyes; then printf "%s\n" "@%:@define HAVE_OPENAT 1" >>confdefs.h fi if test "x$found_openat" = xno; then NO_OPENAT_TRUE= NO_OPENAT_FALSE='#' else NO_OPENAT_TRUE='#' NO_OPENAT_FALSE= fi # Look for reallocarray, compat/reallocarray.c used if missing. ac_fn_c_check_func "$LINENO" "reallocarray" "ac_cv_func_reallocarray" if test "x$ac_cv_func_reallocarray" = xyes then : found_reallocarray=yes else $as_nop found_reallocarray=no fi if test "x$found_reallocarray" = xyes; then printf "%s\n" "@%:@define HAVE_REALLOCARRAY 1" >>confdefs.h fi if test "x$found_reallocarray" = xno; then NO_REALLOCARRAY_TRUE= NO_REALLOCARRAY_FALSE='#' else NO_REALLOCARRAY_TRUE='#' NO_REALLOCARRAY_FALSE= fi # Look for getopt. glibc's getopt does not enforce argument order and the ways # of making it do so are stupid, so just use our own instead. ac_fn_c_check_func "$LINENO" "getopt" "ac_cv_func_getopt" if test "x$ac_cv_func_getopt" = xyes then : found_getopt=yes else $as_nop found_getopt=no fi if test "x$found_getopt" != xno; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC options needed to detect all undeclared functions" >&5 printf %s "checking for $CC options needed to detect all undeclared functions... " >&6; } if test ${ac_cv_c_undeclared_builtin_options+y} then : printf %s "(cached) " >&6 else $as_nop ac_save_CFLAGS=$CFLAGS ac_cv_c_undeclared_builtin_options='cannot detect' for ac_arg in '' -fno-builtin; do CFLAGS="$ac_save_CFLAGS $ac_arg" # This test program should *not* compile successfully. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { (void) strchr; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : else $as_nop # This test program should compile successfully. # No library function is consistently available on # freestanding implementations, so test against a dummy # declaration. 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"cannot make $CC report undeclared builtins See \`config.log' for more details" "$LINENO" 5; } ;; @%:@( 'none needed') : ac_c_undeclared_builtin_options='' ;; @%:@( *) : ac_c_undeclared_builtin_options=$ac_cv_c_undeclared_builtin_options ;; esac ac_fn_check_decl "$LINENO" "optarg" "ac_cv_have_decl_optarg" " #include " "$ac_c_undeclared_builtin_options" "CFLAGS" if test "x$ac_cv_have_decl_optarg" = xyes then : ac_have_decl=1 else $as_nop ac_have_decl=0 fi printf "%s\n" "@%:@define HAVE_DECL_OPTARG $ac_have_decl" >>confdefs.h if test $ac_have_decl = 1 then : else $as_nop found_getopt=no fi ac_fn_check_decl "$LINENO" "optind" "ac_cv_have_decl_optind" " #include " "$ac_c_undeclared_builtin_options" "CFLAGS" if test "x$ac_cv_have_decl_optind" = xyes then : ac_have_decl=1 else $as_nop ac_have_decl=0 fi printf "%s\n" "@%:@define HAVE_DECL_OPTIND $ac_have_decl" >>confdefs.h if test $ac_have_decl = 1 then : else $as_nop found_getopt=no fi ac_fn_check_decl "$LINENO" "optreset" "ac_cv_have_decl_optreset" " #include " "$ac_c_undeclared_builtin_options" "CFLAGS" if test "x$ac_cv_have_decl_optreset" = xyes then : ac_have_decl=1 else $as_nop ac_have_decl=0 fi printf "%s\n" "@%:@define HAVE_DECL_OPTRESET $ac_have_decl" >>confdefs.h if test $ac_have_decl = 1 then : else $as_nop found_getopt=no fi if test "x$found_getopt" != xno; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if system getopt should be avoided" >&5 printf %s "checking if system getopt should be avoided... 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