📄 configure
字号:
for ac_hdr in sys/types.h ctype.h stdlib.h unistd.h getopt.hdoac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6echo "configure:1311: checking for $ac_hdr" >&5if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else cat > conftest.$ac_ext <<EOF#line 1316 "configure"#include "confdefs.h"#include <$ac_hdr>EOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:1321: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`if test -z "$ac_err"; then rm -rf conftest* eval "ac_cv_header_$ac_safe=yes"else echo "$ac_err" >&5 echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -rf conftest* eval "ac_cv_header_$ac_safe=no"firm -f conftest*fiif eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then echo "$ac_t""yes" 1>&6 ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'` cat >> confdefs.h <<EOF#define $ac_tr_hdr 1EOF else echo "$ac_t""no" 1>&6fidoneecho $ac_n "checking for working const""... $ac_c" 1>&6echo "configure:1349: checking for working const" >&5if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else cat > conftest.$ac_ext <<EOF#line 1354 "configure"#include "confdefs.h"int main() {/* Ultrix mips cc rejects this. */typedef int charset[2]; const charset x;/* SunOS 4.1.1 cc rejects this. */char const *const *ccp;char **p;/* NEC SVR4.0.2 mips cc rejects this. */struct point {int x, y;};static struct point const zero = {0,0};/* AIX XL C 1.02.0.0 rejects this. It does not let you subtract one const X* pointer from another in an arm of an if-expression whose if-part is not a constant expression */const char *g = "string";ccp = &g + (g ? g-g : 0);/* HPUX 7.0 cc rejects these. */++ccp;p = (char**) ccp;ccp = (char const *const *) p;{ /* SCO 3.2v4 cc rejects this. */ char *t; char const *s = 0 ? (char *) 0 : (char const *) 0; *t++ = 0;}{ /* Someone thinks the Sun supposedly-ANSI compiler will reject this. */ int x[] = {25, 17}; const int *foo = &x[0]; ++foo;}{ /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */ typedef const int *iptr; iptr p = 0; ++p;}{ /* AIX XL C 1.02.0.0 rejects this saying "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */ struct s { int j; const int *ap[3]; }; struct s *b; b->j = 5;}{ /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */ const int foo = 10;}; return 0; }EOFif { (eval echo configure:1403: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* ac_cv_c_const=yeselse echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -rf conftest* ac_cv_c_const=nofirm -f conftest*fiecho "$ac_t""$ac_cv_c_const" 1>&6if test $ac_cv_c_const = no; then cat >> confdefs.h <<\EOF#define const EOFfiecho $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6echo "configure:1424: checking whether byte ordering is bigendian" >&5if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else ac_cv_c_bigendian=unknown# See if sys/param.h defines the BYTE_ORDER macro.cat > conftest.$ac_ext <<EOF#line 1431 "configure"#include "confdefs.h"#include <sys/types.h>#include <sys/param.h>int main() {#if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN bogus endian macros#endif; return 0; }EOFif { (eval echo configure:1442: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* # It does; now see whether it defined to BIG_ENDIAN or not.cat > conftest.$ac_ext <<EOF#line 1446 "configure"#include "confdefs.h"#include <sys/types.h>#include <sys/param.h>int main() {#if BYTE_ORDER != BIG_ENDIAN not big endian#endif; return 0; }EOFif { (eval echo configure:1457: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* ac_cv_c_bigendian=yeselse echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -rf conftest* ac_cv_c_bigendian=nofirm -f conftest*else echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5firm -f conftest*if test $ac_cv_c_bigendian = unknown; thenif test "$cross_compiling" = yes; then { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }else cat > conftest.$ac_ext <<EOF#line 1477 "configure"#include "confdefs.h"main () { /* Are we little or big endian? From Harbison&Steele. */ union { long l; char c[sizeof (long)]; } u; u.l = 1; exit (u.c[sizeof (long) - 1] == 1);}EOFif { (eval echo configure:1490: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/nullthen ac_cv_c_bigendian=noelse echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -fr conftest* ac_cv_c_bigendian=yesfirm -fr conftest*fififiecho "$ac_t""$ac_cv_c_bigendian" 1>&6if test $ac_cv_c_bigendian = yes; then cat >> confdefs.h <<\EOF#define WORDS_BIGENDIAN 1EOFfi echo $ac_n "checking for size_t""... $ac_c" 1>&6echo "configure:1513: checking for size_t" >&5if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else cat > conftest.$ac_ext <<EOF#line 1518 "configure"#include "confdefs.h"#include <sys/types.h>#if STDC_HEADERS#include <stdlib.h>#include <stddef.h>#endifEOFif (eval "$ac_cpp conftest.$ac_ext") 2>&5 | egrep "(^|[^a-zA-Z_0-9])size_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then rm -rf conftest* ac_cv_type_size_t=yeselse rm -rf conftest* ac_cv_type_size_t=nofirm -f conftest*fiecho "$ac_t""$ac_cv_type_size_t" 1>&6if test $ac_cv_type_size_t = no; then cat >> confdefs.h <<\EOF#define size_t unsignedEOFfiecho $ac_n "checking for u_int8_t""... $ac_c" 1>&6echo "configure:1546: checking for u_int8_t" >&5if eval "test \"`echo '$''{'ac_cv_type_u_int8_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else cat > conftest.$ac_ext <<EOF#line 1551 "configure"#include "confdefs.h"#include <sys/types.h>#if STDC_HEADERS#include <stdlib.h>#include <stddef.h>#endifEOFif (eval "$ac_cpp conftest.$ac_ext") 2>&5 | egrep "(^|[^a-zA-Z_0-9])u_int8_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then rm -rf conftest* ac_cv_type_u_int8_t=yeselse rm -rf conftest* ac_cv_type_u_int8_t=nofirm -f conftest*fiecho "$ac_t""$ac_cv_type_u_int8_t" 1>&6if test $ac_cv_type_u_int8_t = no; then cat >> confdefs.h <<\EOF#define u_int8_t unsigned charEOFfiecho $ac_n "checking for int16_t""... $ac_c" 1>&6echo "configure:1579: checking for int16_t" >&5if eval "test \"`echo '$''{'ac_cv_type_int16_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else cat > conftest.$ac_ext <<EOF#line 1584 "configure"#include "confdefs.h"#include <sys/types.h>#if STDC_HEADERS#include <stdlib.h>#include <stddef.h>#endifEOFif (eval "$ac_cpp conftest.$ac_ext") 2>&5 | egrep "(^|[^a-zA-Z_0-9])int16_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then rm -rf conftest* ac_cv_type_int16_t=yeselse rm -rf conftest* ac_cv_type_int16_t=nofirm -f conftest*fiecho "$ac_t""$ac_cv_type_int16_t" 1>&6if test $ac_cv_type_int16_t = no; then cat >> confdefs.h <<\EOF#define int16_t shortEOFfiecho $ac_n "checking for u_int16_t""... $ac_c" 1>&6echo "configure:1612: checking for u_int16_t" >&5if eval "test \"`echo '$''{'ac_cv_type_u_int16_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else cat > conftest.$ac_ext <<EOF#line 1617 "configure"#include "confdefs.h"#include <sys/types.h>#if STDC_HEADERS#include <stdlib.h>#include <stddef.h>#endifEOFif (eval "$ac_cpp conftest.$ac_ext") 2>&5 | egrep "(^|[^a-zA-Z_0-9])u_int16_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then rm -rf conftest* ac_cv_type_u_int16_t=yeselse rm -rf conftest* ac_cv_type_u_int16_t=nofirm -f conftest*fiecho "$ac_t""$ac_cv_type_u_int16_t" 1>&6if test $ac_cv_type_u_int16_t = no; then cat >> confdefs.h <<\EOF#define u_int16_t unsigned shortEOFfiecho $ac_n "checking for int32_t""... $ac_c" 1>&6echo "configure:1645: checking for int32_t" >&5if eval "test \"`echo '$''{'ac_cv_type_int32_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else cat > conftest.$ac_ext <<EOF#line 1650 "configure"#include "confdefs.h"#include <sys/types.h>#if STDC_HEADERS#include <stdlib.h>#include <stddef.h>#endifEOFif (eval "$ac_cpp conftest.$ac_ext") 2>&5 | egrep "(^|[^a-zA-Z_0-9])int32_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then rm -rf conftest* ac_cv_type_int32_t=yeselse rm -rf conftest* ac_cv_type_int32_t=nofirm -f conftest*fiecho "$ac_t""$ac_cv_type_int32_t" 1>&6if test $ac_cv_type_int32_t = no; then cat >> confdefs.h <<\EOF#define int32_t intEOFfiecho $ac_n "checking for u_int32_t""... $ac_c" 1>&6echo "configure:1678: checking for u_int32_t" >&5if eval "test \"`echo '$''{'ac_cv_type_u_int32_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else cat > conftest.$ac_ext <<EOF#line 1683 "configure"#include "confdefs.h"#include <sys/types.h>#if STDC_HEADERS#include <stdlib.h>#include <stddef.h>#endifEOFif (eval "$ac_cpp conftest.$ac_ext") 2>&5 | egrep "(^|[^a-zA-Z_0-9])u_int32_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then rm -rf conftest* ac_cv_type_u_int32_t=yeselse rm -rf conftest* ac_cv_type_u_int32_t=nofirm -f conftest*fiecho "$ac_t""$ac_cv_type_u_int32_t" 1>&6if test $ac_cv_type_u_int32_t = no; then cat >> confdefs.h <<\EOF#define u_int32_t unsigned intEOFfifor ac_func in strdup strerror setlinebufdoecho $ac_n "checking for $ac_func""... $ac_c" 1>&6echo "configure:1714: checking for $ac_func" >&5if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else cat > conftest.$ac_ext <<EOF#line 1719 "configure"#include "confdefs.h"/* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */#include <assert.h>/* Override any gcc2 internal prototype to avoid an error. *//* We use char because int might match the return type of a gcc2 builtin and then its argument prototype would still apply. */char $ac_func();int main() {/* The GNU C library defines this for functions which it implements to always fail with ENOSYS. Some functions are actually named something starting with __ and the normal name is an alias. */#if defined (__stub_$ac_func) || defined (__stub___$ac_func)choke me#else$ac_func();#endif; return 0; }EOF
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -