diff options
| -rwxr-xr-x | unix/configure | 204 | ||||
| -rw-r--r-- | unix/configure.in | 2 | ||||
| -rw-r--r-- | unix/tclUnixTest.c | 49 |
3 files changed, 152 insertions, 103 deletions
diff --git a/unix/configure b/unix/configure index f219255..ef47ac5 100755 --- a/unix/configure +++ b/unix/configure @@ -4949,6 +4949,108 @@ echo "${ECHO_T}no" >&6 +for ac_func in pthread_atfork +do +as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh` +echo "$as_me:$LINENO: checking for $ac_func" >&5 +echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6 +if eval "test \"\${$as_ac_var+set}\" = set"; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func. + For example, HP-UX 11i <limits.h> declares gettimeofday. */ +#define $ac_func innocuous_$ac_func + +/* System header to define __stub macros and hopefully few prototypes, + which can conflict with char $ac_func (); below. + Prefer <limits.h> to <assert.h> if __STDC__ is defined, since + <limits.h> exists even on freestanding compilers. */ + +#ifdef __STDC__ +# include <limits.h> +#else +# include <assert.h> +#endif + +#undef $ac_func + +/* Override any gcc2 internal prototype to avoid an error. */ +#ifdef __cplusplus +extern "C" +{ +#endif +/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +char $ac_func (); +/* The GNU C library defines this for functions which it implements + to always fail with ENOSYS. Some functions are actually named + something starting with __ and the normal name is an alias. */ +#if defined (__stub_$ac_func) || defined (__stub___$ac_func) +choke me +#else +char (*f) () = $ac_func; +#endif +#ifdef __cplusplus +} +#endif + +int +main () +{ +return f != $ac_func; + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext conftest$ac_exeext +if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 + (eval $ac_link) 2>conftest.er1 + ac_status=$? + grep -v '^ *+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; } && + { ac_try='test -s conftest$ac_exeext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + eval "$as_ac_var=yes" +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +eval "$as_ac_var=no" +fi +rm -f conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi +echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5 +echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6 +if test `eval echo '${'$as_ac_var'}'` = yes; then + cat >>confdefs.h <<_ACEOF +#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + + #------------------------------------------------------------------------ # Embedded configuration information, encoding to use for the values, TIP #59 #------------------------------------------------------------------------ @@ -17948,108 +18050,6 @@ _ACEOF fi done - -for ac_func in pthread_atfork -do -as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh` -echo "$as_me:$LINENO: checking for $ac_func" >&5 -echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6 -if eval "test \"\${$as_ac_var+set}\" = set"; then - echo $ECHO_N "(cached) $ECHO_C" >&6 -else - cat >conftest.$ac_ext <<_ACEOF -/* confdefs.h. */ -_ACEOF -cat confdefs.h >>conftest.$ac_ext -cat >>conftest.$ac_ext <<_ACEOF -/* end confdefs.h. */ -/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func. - For example, HP-UX 11i <limits.h> declares gettimeofday. */ -#define $ac_func innocuous_$ac_func - -/* System header to define __stub macros and hopefully few prototypes, - which can conflict with char $ac_func (); below. - Prefer <limits.h> to <assert.h> if __STDC__ is defined, since - <limits.h> exists even on freestanding compilers. */ - -#ifdef __STDC__ -# include <limits.h> -#else -# include <assert.h> -#endif - -#undef $ac_func - -/* Override any gcc2 internal prototype to avoid an error. */ -#ifdef __cplusplus -extern "C" -{ -#endif -/* We use char because int might match the return type of a gcc2 - builtin and then its argument prototype would still apply. */ -char $ac_func (); -/* The GNU C library defines this for functions which it implements - to always fail with ENOSYS. Some functions are actually named - something starting with __ and the normal name is an alias. */ -#if defined (__stub_$ac_func) || defined (__stub___$ac_func) -choke me -#else -char (*f) () = $ac_func; -#endif -#ifdef __cplusplus -} -#endif - -int -main () -{ -return f != $ac_func; - ; - return 0; -} -_ACEOF -rm -f conftest.$ac_objext conftest$ac_exeext -if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 - (eval $ac_link) 2>conftest.er1 - ac_status=$? - grep -v '^ *+' conftest.er1 >conftest.err - rm -f conftest.er1 - cat conftest.err >&5 - echo "$as_me:$LINENO: \$? = $ac_status" >&5 - (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" - || test ! -s conftest.err' - { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 - (eval $ac_try) 2>&5 - ac_status=$? - echo "$as_me:$LINENO: \$? = $ac_status" >&5 - (exit $ac_status); }; } && - { ac_try='test -s conftest$ac_exeext' - { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 - (eval $ac_try) 2>&5 - ac_status=$? - echo "$as_me:$LINENO: \$? = $ac_status" >&5 - (exit $ac_status); }; }; then - eval "$as_ac_var=yes" -else - echo "$as_me: failed program was:" >&5 -sed 's/^/| /' conftest.$ac_ext >&5 - -eval "$as_ac_var=no" -fi -rm -f conftest.err conftest.$ac_objext \ - conftest$ac_exeext conftest.$ac_ext -fi -echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5 -echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6 -if test `eval echo '${'$as_ac_var'}'` = yes; then - cat >>confdefs.h <<_ACEOF -#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1 -_ACEOF - -fi -done - fi cat >>confdefs.h <<\_ACEOF diff --git a/unix/configure.in b/unix/configure.in index dca8b8c..cf5a86a 100644 --- a/unix/configure.in +++ b/unix/configure.in @@ -121,6 +121,7 @@ fi #------------------------------------------------------------------------ SC_ENABLE_THREADS +AC_CHECK_FUNCS(pthread_atfork) #------------------------------------------------------------------------ # Embedded configuration information, encoding to use for the values, TIP #59 @@ -576,7 +577,6 @@ if test "`uname -s`" = "Darwin" ; then if test $tcl_corefoundation = yes; then AC_CHECK_HEADERS(libkern/OSAtomic.h) AC_CHECK_FUNCS(OSSpinLockLock) - AC_CHECK_FUNCS(pthread_atfork) fi AC_DEFINE(USE_VFORK, 1, [Should we use vfork() instead of fork()?]) AC_DEFINE(TCL_DEFAULT_ENCODING, "utf-8", diff --git a/unix/tclUnixTest.c b/unix/tclUnixTest.c index c10225d..f64a29e 100644 --- a/unix/tclUnixTest.c +++ b/unix/tclUnixTest.c @@ -67,6 +67,7 @@ static Tcl_CmdProc TestchmodCmd; static Tcl_CmdProc TestfilehandlerCmd; static Tcl_CmdProc TestfilewaitCmd; static Tcl_CmdProc TestfindexecutableCmd; +static Tcl_ObjCmdProc TestforkObjCmd; static Tcl_CmdProc TestgetdefencdirCmd; static Tcl_CmdProc TestgetopenfileCmd; static Tcl_CmdProc TestgotsigCmd; @@ -103,6 +104,8 @@ TclplatformtestInit( NULL, NULL); Tcl_CreateCommand(interp, "testfindexecutable", TestfindexecutableCmd, NULL, NULL); + Tcl_CreateObjCommand(interp, "testfork", TestforkObjCmd, + NULL, NULL); Tcl_CreateCommand(interp, "testgetopenfile", TestgetopenfileCmd, NULL, NULL); Tcl_CreateCommand(interp, "testgetdefenc", TestgetdefencdirCmd, @@ -526,6 +529,52 @@ TestsetdefencdirCmd( Tcl_SetDefaultEncodingDir(argv[1]); return TCL_OK; } + +/* + *---------------------------------------------------------------------- + * + * TestforkObjCmd -- + * + * This function implements the "testfork" command. It is used to + * fork the Tcl process for specific test cases. + * + * Results: + * A standard Tcl result. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +static int +TestforkObjCmd( + ClientData clientData, /* Not used. */ + Tcl_Interp *interp, /* Current interpreter. */ + int objc, /* Number of arguments. */ + Tcl_Obj *const *objv) /* Argument strings. */ +{ + pid_t pid; + + if (objc != 1) { + Tcl_WrongNumArgs(interp, 1, objv, ""); + return TCL_ERROR; + } + pid = fork(); + if (pid == -1) { + Tcl_AppendResult(interp, + "Cannot fork", NULL); + return TCL_ERROR; + } +#ifndef HAVE_PTHREAD_ATFORK + /* Only needed when pthread_atfork is not present. */ + if (pid==0) { + Tcl_InitNotifier(); + } +#endif + Tcl_SetObjResult(interp, Tcl_NewIntObj(pid)); + return TCL_OK; +} /* *---------------------------------------------------------------------- |