File: //usr/local/rvm/src/ruby-2.2.10/ext/fiddle/mkmf.log
"gcc -o conftest -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC conftest.c -L. -L../.. -L. -fstack-protector -rdynamic -Wl,-export-dynamic -Wl,-R/usr/local/rvm/rubies/ruby-2.2.10/lib -L/usr/local/rvm/rubies/ruby-2.2.10/lib -lruby-static -lffi -lpthread -ldl -lcrypt -lm -lc"
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: int main(int argc, char **argv)
4: {
5: return 0;
6: }
/* end */
package configuration for libffi
cflags:
ldflags:
libs: -lffi
have_header: checking for ffi.h... -------------------- yes
"gcc -E -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC conftest.c -o conftest.i"
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: #include <ffi.h>
/* end */
--------------------
have_library: checking for main() in -lffi... -------------------- yes
"gcc -o conftest -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC conftest.c -L. -L../.. -L. -fstack-protector -rdynamic -Wl,-export-dynamic -lffi -Wl,-R/usr/local/rvm/rubies/ruby-2.2.10/lib -L/usr/local/rvm/rubies/ruby-2.2.10/lib -lruby-static -lffi -lffi -lpthread -ldl -lcrypt -lm -lc"
conftest.c: In function ‘t’:
conftest.c:13:43: warning: cast between incompatible function types from ‘int (*)(int, char **)’ to ‘void (*)()’ [-Wcast-function-type]
int t(void) { void ((*volatile p)()); p = (void ((*)()))main; return 0; }
^
conftest.c:13:32: warning: variable ‘p’ set but not used [-Wunused-but-set-variable]
int t(void) { void ((*volatile p)()); p = (void ((*)()))main; return 0; }
^
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: /*top*/
4: extern int t(void);
5: int main(int argc, char **argv)
6: {
7: if (argc > 1000000) {
8: printf("%p", &t);
9: }
10:
11: return 0;
12: }
13: int t(void) { void ((*volatile p)()); p = (void ((*)()))main; return 0; }
/* end */
--------------------
have_header: checking for sys/mman.h... -------------------- yes
"gcc -E -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC conftest.c -o conftest.i"
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: #include <sys/mman.h>
/* end */
--------------------
have_header: checking for dlfcn.h... -------------------- yes
"gcc -E -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC conftest.c -o conftest.i"
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: #include <dlfcn.h>
/* end */
--------------------
have_library: checking for main() in -ldl... -------------------- yes
"gcc -o conftest -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC conftest.c -L. -L../.. -L. -fstack-protector -rdynamic -Wl,-export-dynamic -lffi -lffi -Wl,-R/usr/local/rvm/rubies/ruby-2.2.10/lib -L/usr/local/rvm/rubies/ruby-2.2.10/lib -lruby-static -ldl -lffi -lffi -lpthread -ldl -lcrypt -lm -lc"
conftest.c: In function ‘t’:
conftest.c:13:43: warning: cast between incompatible function types from ‘int (*)(int, char **)’ to ‘void (*)()’ [-Wcast-function-type]
int t(void) { void ((*volatile p)()); p = (void ((*)()))main; return 0; }
^
conftest.c:13:32: warning: variable ‘p’ set but not used [-Wunused-but-set-variable]
int t(void) { void ((*volatile p)()); p = (void ((*)()))main; return 0; }
^
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: /*top*/
4: extern int t(void);
5: int main(int argc, char **argv)
6: {
7: if (argc > 1000000) {
8: printf("%p", &t);
9: }
10:
11: return 0;
12: }
13: int t(void) { void ((*volatile p)()); p = (void ((*)()))main; return 0; }
/* end */
--------------------
have_func: checking for dlopen()... -------------------- yes
"gcc -o conftest -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC conftest.c -L. -L../.. -L. -fstack-protector -rdynamic -Wl,-export-dynamic -ldl -lffi -lffi -Wl,-R/usr/local/rvm/rubies/ruby-2.2.10/lib -L/usr/local/rvm/rubies/ruby-2.2.10/lib -lruby-static -ldl -lffi -lffi -lpthread -ldl -lcrypt -lm -lc"
conftest.c: In function ‘t’:
conftest.c:13:57: error: ‘dlopen’ undeclared (first use in this function); did you mean ‘popen’?
int t(void) { void ((*volatile p)()); p = (void ((*)()))dlopen; return 0; }
^~~~~~
popen
conftest.c:13:57: note: each undeclared identifier is reported only once for each function it appears in
conftest.c:13:32: warning: variable ‘p’ set but not used [-Wunused-but-set-variable]
int t(void) { void ((*volatile p)()); p = (void ((*)()))dlopen; return 0; }
^
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: /*top*/
4: extern int t(void);
5: int main(int argc, char **argv)
6: {
7: if (argc > 1000000) {
8: printf("%p", &t);
9: }
10:
11: return 0;
12: }
13: int t(void) { void ((*volatile p)()); p = (void ((*)()))dlopen; return 0; }
/* end */
"gcc -o conftest -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC conftest.c -L. -L../.. -L. -fstack-protector -rdynamic -Wl,-export-dynamic -ldl -lffi -lffi -Wl,-R/usr/local/rvm/rubies/ruby-2.2.10/lib -L/usr/local/rvm/rubies/ruby-2.2.10/lib -lruby-static -ldl -lffi -lffi -lpthread -ldl -lcrypt -lm -lc"
conftest.c: In function ‘t’:
conftest.c:13:15: warning: implicit declaration of function ‘dlopen’; did you mean ‘popen’? [-Wimplicit-function-declaration]
int t(void) { dlopen(); return 0; }
^~~~~~
popen
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: /*top*/
4: extern int t(void);
5: int main(int argc, char **argv)
6: {
7: if (argc > 1000000) {
8: printf("%p", &t);
9: }
10:
11: return 0;
12: }
13: int t(void) { dlopen(); return 0; }
/* end */
--------------------
have_func: checking for dlclose()... -------------------- yes
"gcc -o conftest -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC conftest.c -L. -L../.. -L. -fstack-protector -rdynamic -Wl,-export-dynamic -ldl -lffi -lffi -Wl,-R/usr/local/rvm/rubies/ruby-2.2.10/lib -L/usr/local/rvm/rubies/ruby-2.2.10/lib -lruby-static -ldl -lffi -lffi -lpthread -ldl -lcrypt -lm -lc"
conftest.c: In function ‘t’:
conftest.c:13:57: error: ‘dlclose’ undeclared (first use in this function); did you mean ‘close’?
int t(void) { void ((*volatile p)()); p = (void ((*)()))dlclose; return 0; }
^~~~~~~
close
conftest.c:13:57: note: each undeclared identifier is reported only once for each function it appears in
conftest.c:13:32: warning: variable ‘p’ set but not used [-Wunused-but-set-variable]
int t(void) { void ((*volatile p)()); p = (void ((*)()))dlclose; return 0; }
^
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: /*top*/
4: extern int t(void);
5: int main(int argc, char **argv)
6: {
7: if (argc > 1000000) {
8: printf("%p", &t);
9: }
10:
11: return 0;
12: }
13: int t(void) { void ((*volatile p)()); p = (void ((*)()))dlclose; return 0; }
/* end */
"gcc -o conftest -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC conftest.c -L. -L../.. -L. -fstack-protector -rdynamic -Wl,-export-dynamic -ldl -lffi -lffi -Wl,-R/usr/local/rvm/rubies/ruby-2.2.10/lib -L/usr/local/rvm/rubies/ruby-2.2.10/lib -lruby-static -ldl -lffi -lffi -lpthread -ldl -lcrypt -lm -lc"
conftest.c: In function ‘t’:
conftest.c:13:15: warning: implicit declaration of function ‘dlclose’; did you mean ‘close’? [-Wimplicit-function-declaration]
int t(void) { dlclose(); return 0; }
^~~~~~~
close
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: /*top*/
4: extern int t(void);
5: int main(int argc, char **argv)
6: {
7: if (argc > 1000000) {
8: printf("%p", &t);
9: }
10:
11: return 0;
12: }
13: int t(void) { dlclose(); return 0; }
/* end */
--------------------
have_func: checking for dlsym()... -------------------- yes
"gcc -o conftest -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC conftest.c -L. -L../.. -L. -fstack-protector -rdynamic -Wl,-export-dynamic -ldl -lffi -lffi -Wl,-R/usr/local/rvm/rubies/ruby-2.2.10/lib -L/usr/local/rvm/rubies/ruby-2.2.10/lib -lruby-static -ldl -lffi -lffi -lpthread -ldl -lcrypt -lm -lc"
conftest.c: In function ‘t’:
conftest.c:13:57: error: ‘dlsym’ undeclared (first use in this function)
int t(void) { void ((*volatile p)()); p = (void ((*)()))dlsym; return 0; }
^~~~~
conftest.c:13:57: note: each undeclared identifier is reported only once for each function it appears in
conftest.c:13:32: warning: variable ‘p’ set but not used [-Wunused-but-set-variable]
int t(void) { void ((*volatile p)()); p = (void ((*)()))dlsym; return 0; }
^
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: /*top*/
4: extern int t(void);
5: int main(int argc, char **argv)
6: {
7: if (argc > 1000000) {
8: printf("%p", &t);
9: }
10:
11: return 0;
12: }
13: int t(void) { void ((*volatile p)()); p = (void ((*)()))dlsym; return 0; }
/* end */
"gcc -o conftest -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC conftest.c -L. -L../.. -L. -fstack-protector -rdynamic -Wl,-export-dynamic -ldl -lffi -lffi -Wl,-R/usr/local/rvm/rubies/ruby-2.2.10/lib -L/usr/local/rvm/rubies/ruby-2.2.10/lib -lruby-static -ldl -lffi -lffi -lpthread -ldl -lcrypt -lm -lc"
conftest.c: In function ‘t’:
conftest.c:13:15: warning: implicit declaration of function ‘dlsym’ [-Wimplicit-function-declaration]
int t(void) { dlsym(); return 0; }
^~~~~
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: /*top*/
4: extern int t(void);
5: int main(int argc, char **argv)
6: {
7: if (argc > 1000000) {
8: printf("%p", &t);
9: }
10:
11: return 0;
12: }
13: int t(void) { dlsym(); return 0; }
/* end */
--------------------
have_func: checking for dlerror()... -------------------- yes
"gcc -o conftest -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC conftest.c -L. -L../.. -L. -fstack-protector -rdynamic -Wl,-export-dynamic -ldl -lffi -lffi -Wl,-R/usr/local/rvm/rubies/ruby-2.2.10/lib -L/usr/local/rvm/rubies/ruby-2.2.10/lib -lruby-static -ldl -lffi -lffi -lpthread -ldl -lcrypt -lm -lc"
conftest.c: In function ‘t’:
conftest.c:13:57: error: ‘dlerror’ undeclared (first use in this function); did you mean ‘perror’?
int t(void) { void ((*volatile p)()); p = (void ((*)()))dlerror; return 0; }
^~~~~~~
perror
conftest.c:13:57: note: each undeclared identifier is reported only once for each function it appears in
conftest.c:13:32: warning: variable ‘p’ set but not used [-Wunused-but-set-variable]
int t(void) { void ((*volatile p)()); p = (void ((*)()))dlerror; return 0; }
^
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: /*top*/
4: extern int t(void);
5: int main(int argc, char **argv)
6: {
7: if (argc > 1000000) {
8: printf("%p", &t);
9: }
10:
11: return 0;
12: }
13: int t(void) { void ((*volatile p)()); p = (void ((*)()))dlerror; return 0; }
/* end */
"gcc -o conftest -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC conftest.c -L. -L../.. -L. -fstack-protector -rdynamic -Wl,-export-dynamic -ldl -lffi -lffi -Wl,-R/usr/local/rvm/rubies/ruby-2.2.10/lib -L/usr/local/rvm/rubies/ruby-2.2.10/lib -lruby-static -ldl -lffi -lffi -lpthread -ldl -lcrypt -lm -lc"
conftest.c: In function ‘t’:
conftest.c:13:15: warning: implicit declaration of function ‘dlerror’; did you mean ‘perror’? [-Wimplicit-function-declaration]
int t(void) { dlerror(); return 0; }
^~~~~~~
perror
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: /*top*/
4: extern int t(void);
5: int main(int argc, char **argv)
6: {
7: if (argc > 1000000) {
8: printf("%p", &t);
9: }
10:
11: return 0;
12: }
13: int t(void) { dlerror(); return 0; }
/* end */
--------------------
have_const: checking for FFI_STDCALL in ffi.h... -------------------- yes
"gcc -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC -c conftest.c"
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: #include <ffi.h>
4:
5: /*top*/
6: typedef int conftest_type;
7: conftest_type conftestval = (int)FFI_STDCALL;
/* end */
--------------------
check_signedness: checking signedness of size_t... -------------------- unsigned
"gcc -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC -c conftest.c"
conftest.c:7:39: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits]
int conftest_const[((rbcv_typedef_)-1 < 0) ? 1 : -1];
^
conftest.c:7:5: error: size of array ‘conftest_const’ is negative
int conftest_const[((rbcv_typedef_)-1 < 0) ? 1 : -1];
^~~~~~~~~~~~~~
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: #include <stddef.h>
4: typedef size_t rbcv_typedef_;
5:
6: /*top*/
7: int conftest_const[((rbcv_typedef_)-1 < 0) ? 1 : -1];
/* end */
"gcc -I../../.ext/include/x86_64-linux -I../.././include -I../.././ext/fiddle -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -Wdeprecated-declarations -Wno-packed-bitfield-compat -fPIC -c conftest.c"
checked program was:
/* begin */
1: #include "ruby.h"
2:
3: #include <stddef.h>
4: typedef size_t rbcv_typedef_;
5:
6: /*top*/
7: int conftest_const[((rbcv_typedef_)-1 > 0) ? 1 : -1];
/* end */
--------------------
extconf.h is:
/* begin */
1: #ifndef EXTCONF_H
2: #define EXTCONF_H
3: #define HAVE_FFI_H 1
4: #define RUBY_LIBFFI_MODVERSION 3001000
5: #define HAVE_SYS_MMAN_H 1
6: #define HAVE_DLFCN_H 1
7: #define HAVE_DLOPEN 1
8: #define HAVE_DLCLOSE 1
9: #define HAVE_DLSYM 1
10: #define HAVE_DLERROR 1
11: #define HAVE_CONST_FFI_STDCALL 1
12: #define SIGNEDNESS_OF_SIZE_T +1
13: #endif
/* end */