diff options
Diffstat (limited to 'third_party/tcmalloc/vendor/configure')
| -rw-r--r-- | third_party/tcmalloc/vendor/configure | 136 |
1 files changed, 97 insertions, 39 deletions
diff --git a/third_party/tcmalloc/vendor/configure b/third_party/tcmalloc/vendor/configure index 35b9731..04e143b 100644 --- a/third_party/tcmalloc/vendor/configure +++ b/third_party/tcmalloc/vendor/configure @@ -19797,42 +19797,6 @@ fi done # for being nice in our spinlock code -for ac_header in ucontext.h -do : - ac_fn_c_check_header_mongrel "$LINENO" "ucontext.h" "ac_cv_header_ucontext_h" "$ac_includes_default" -if test "x$ac_cv_header_ucontext_h" = x""yes; then : - cat >>confdefs.h <<_ACEOF -#define HAVE_UCONTEXT_H 1 -_ACEOF - -fi - -done - # for profiler.cc (cpu profiler) -for ac_header in sys/ucontext.h -do : - ac_fn_c_check_header_mongrel "$LINENO" "sys/ucontext.h" "ac_cv_header_sys_ucontext_h" "$ac_includes_default" -if test "x$ac_cv_header_sys_ucontext_h" = x""yes; then : - cat >>confdefs.h <<_ACEOF -#define HAVE_SYS_UCONTEXT_H 1 -_ACEOF - -fi - -done - # ucontext on OS X 10.6 (at least) -for ac_header in cygwin/signal.h -do : - ac_fn_c_check_header_mongrel "$LINENO" "cygwin/signal.h" "ac_cv_header_cygwin_signal_h" "$ac_includes_default" -if test "x$ac_cv_header_cygwin_signal_h" = x""yes; then : - cat >>confdefs.h <<_ACEOF -#define HAVE_CYGWIN_SIGNAL_H 1 -_ACEOF - -fi - -done - # ucontext on cywgin for ac_header in conflict-signal.h do : ac_fn_c_check_header_mongrel "$LINENO" "conflict-signal.h" "ac_cv_header_conflict_signal_h" "$ac_includes_default" @@ -19965,6 +19929,21 @@ fi done # for memalign_unittest.cc +for ac_header in valgrind.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "valgrind.h" "ac_cv_header_valgrind_h" "$ac_includes_default" +if test "x$ac_cv_header_valgrind_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_VALGRIND_H 1 +_ACEOF + +fi + +done + # we have a local copy if this isn't found +# We also need <ucontext.h>/<sys/ucontext.h>, but we get those from +# AC_PC_FROM_UCONTEXT, below. + # We override a lot of memory allocation routines, not all of which are # standard. For those the system doesn't declare, we'll declare ourselves. ac_fn_c_check_decl "$LINENO" "cfree" "ac_cv_have_decl_cfree" "#define _XOPEN_SOURCE 600 @@ -20283,7 +20262,15 @@ fi done - for ac_header in sys/ucontext.h + # Redhat 7 has <sys/ucontext.h>, but it barfs if we #include it directly + # (this was fixed in later redhats). <ucontext.h> works fine, so use that. + if grep "Red Hat Linux release 7" /etc/redhat-release >/dev/null 2>&1; then + +$as_echo "#define HAVE_SYS_UCONTEXT_H 0" >>confdefs.h + + ac_cv_header_sys_ucontext_h=no + else + for ac_header in sys/ucontext.h do : ac_fn_c_check_header_mongrel "$LINENO" "sys/ucontext.h" "ac_cv_header_sys_ucontext_h" "$ac_includes_default" if test "x$ac_cv_header_sys_ucontext_h" = x""yes; then : @@ -20295,6 +20282,19 @@ fi done # ucontext on OS X 10.6 (at least) + fi + for ac_header in cygwin/signal.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "cygwin/signal.h" "ac_cv_header_cygwin_signal_h" "$ac_includes_default" +if test "x$ac_cv_header_cygwin_signal_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_CYGWIN_SIGNAL_H 1 +_ACEOF + +fi + +done + # ucontext on cywgin { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to access the program counter from a struct ucontext" >&5 $as_echo_n "checking how to access the program counter from a struct ucontext... " >&6; } pc_fields=" uc_mcontext.gregs[REG_PC]" # Solaris x86 (32 + 64 bit) @@ -20304,6 +20304,7 @@ $as_echo_n "checking how to access the program counter from a struct ucontext... pc_fields="$pc_fields uc_mcontext.uc_regs->gregs[PT_NIP]" # Linux (ppc) pc_fields="$pc_fields uc_mcontext.gregs[R15]" # Linux (arm old [untested]) pc_fields="$pc_fields uc_mcontext.arm_pc" # Linux (arm new [untested]) + pc_fields="$pc_fields uc_mcontext.gp_regs[PT_NIP]" # Suse SLES 11 (ppc64) pc_fields="$pc_fields uc_mcontext.mc_eip" # FreeBSD (i386) pc_fields="$pc_fields uc_mcontext.mc_rip" # FreeBSD (x86_64 [untested]) pc_fields="$pc_fields uc_mcontext.__gregs[_REG_EIP]" # NetBSD (i386) @@ -20317,7 +20318,32 @@ $as_echo_n "checking how to access the program counter from a struct ucontext... pc_field_found=false for pc_field in $pc_fields; do if ! $pc_field_found; then - if test "x$ac_cv_header_sys_ucontext_h" = xyes; then + # Prefer sys/ucontext.h to ucontext.h, for OS X's sake. + if test "x$ac_cv_header_cygwin_signal_h" = xyes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#define _GNU_SOURCE 1 + #include <cygwin/signal.h> +int +main () +{ +ucontext_t u; return u.$pc_field == 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + +cat >>confdefs.h <<_ACEOF +#define PC_FROM_UCONTEXT $pc_field +_ACEOF + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $pc_field" >&5 +$as_echo "$pc_field" >&6; } + pc_field_found=true +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + elif test "x$ac_cv_header_sys_ucontext_h" = xyes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define _GNU_SOURCE 1 @@ -20341,7 +20367,7 @@ $as_echo "$pc_field" >&6; } pc_field_found=true fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext - else + elif test "x$ac_cv_header_ucontext_h" = xyes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define _GNU_SOURCE 1 @@ -20365,6 +20391,29 @@ $as_echo "$pc_field" >&6; } pc_field_found=true fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + else # hope some standard header gives it to us + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ +ucontext_t u; return u.$pc_field == 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + +cat >>confdefs.h <<_ACEOF +#define PC_FROM_UCONTEXT $pc_field +_ACEOF + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $pc_field" >&5 +$as_echo "$pc_field" >&6; } + pc_field_found=true +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi fi done @@ -21500,6 +21549,15 @@ else fi +# Redhat 7 (and below?) has sys/ucontext.h, but if you try to #include +# it directly, the compiler gets upset. So we pretend we don't have +# it. +if cat /etc/redhat-release 2>/dev/null | grep "Red Hat Linux release 7" >/dev/null 2>&1; then + +$as_echo "#define HAVE_SYS_UCONTEXT_H 0" >>confdefs.h + +fi + # Export the --enable flags we set above. We do this at the end so # other configure rules can enable or disable targets based on what # they find. |