ObjFW  Check-in [50d586e779]

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Comment:configure: Improve test for posix_spawn
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SHA3-256: 50d586e779025ace7c8dc9316b57fb35b9cbd0d7474dbbd8421a1adfcbcd6bf5
User & Date: js on 2022-12-29 14:58:08
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Context
2022-12-29
15:06
Improve check for pthread_attr_setinheritsched check-in: 7db789ca8d user: js tags: trunk
14:58
configure: Improve test for posix_spawn check-in: 50d586e779 user: js tags: trunk
2022-12-27
13:58
Rename OFAlready{Connected -> Open}Exception check-in: 29a41e5a78 user: js tags: trunk
Changes
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Modified configure.ac from [0d28d9d4de] to [45d51860eb].

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	AC_EGREP_CPP(egrep_cpp_yes, [
		#include <TargetConditionals.h>

		#if (!defined(TARGET_OS_IPHONE) || !TARGET_OS_IPHONE) && \
		    (!defined(TARGET_OS_SIMULATOR) || !TARGET_OS_SIMULATOR)
		egrep_cpp_yes
		#endif
	], [
		AC_MSG_RESULT(yes)
		have_subprocesses="yes"

		AC_CHECK_FUNCS(posix_spawnp)
		AC_CHECK_HEADERS(spawn.h)
	], [
		AC_MSG_RESULT(no)
		have_subprocesses="no"
	])
	;;
mingw*)
	have_subprocesses="yes"
	;;
msdosdjgpp*)
	have_subprocesses="no"
	;;
*)


	AC_HEADER_SYS_WAIT
	AC_CHECK_FUNCS(kill)

	AC_CHECK_FUNCS(posix_spawnp, [
		AS_IF([test x"$ac_cv_func_kill" = x"yes"], [
			have_subprocesses="yes"

			AC_CHECK_HEADERS(spawn.h)
		])
	], [

		AC_CHECK_FUNCS([vfork dup2 execvp _exit], [
			AS_IF([test x"$ac_cv_func_vfork" = x"yes" \
			    -a x"$ac_cv_func_pipe" = x"yes" \
			    -a x"$ac_cv_func_dup2" = x"yes" \
			    -a x"$ac_cv_func_execvp" = x"yes" \
			    -a x"$ac_cv_func_kill" = x"yes" \
			    -a x"$ac_cv_func__exit" = x"yes"], [
				have_subprocesses="yes"
			])
		], [
			break
		])
	])
	;;
esac

AS_IF([test x"$have_subprocesses" = x"yes"], [
	AC_SUBST(OF_SUBPROCESS_M, "OFSubprocess.m")
	AC_DEFINE(OF_HAVE_SUBPROCESSES, 1, [Whether we have subprocesses])
])

AC_CHECK_HEADERS_ONCE([complex.h sys/ioctl.h sys/ttycom.h])
AC_CHECK_FUNCS(isatty)








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	AC_EGREP_CPP(egrep_cpp_yes, [
		#include <TargetConditionals.h>

		#if (!defined(TARGET_OS_IPHONE) || !TARGET_OS_IPHONE) && \
		    (!defined(TARGET_OS_SIMULATOR) || !TARGET_OS_SIMULATOR)
		egrep_cpp_yes
		#endif
	], [], [






		AC_MSG_RESULT(no)
		have_subprocesses="no"
	])
	;;
mingw*)
	have_subprocesses="yes"
	;;
msdosdjgpp*)
	have_subprocesses="no"
	;;

esac
AS_IF([test x"$have_subprocesses" = x""], [
	AC_HEADER_SYS_WAIT
	AC_CHECK_FUNCS(kill)

	AC_CHECK_FUNCS(posix_spawnp, [
		AS_IF([test x"$ac_cv_func_kill" = x"yes"], [
			AC_CHECK_HEADERS(spawn.h, [have_subprocesses="yes"])
		])

	])

	AS_IF([test x"$have_subprocesses" = x""], [
		AC_CHECK_FUNCS([vfork dup2 execvp _exit], [
			AS_IF([test x"$ac_cv_func_vfork" = x"yes" \
			    -a x"$ac_cv_func_pipe" = x"yes" \
			    -a x"$ac_cv_func_dup2" = x"yes" \
			    -a x"$ac_cv_func_execvp" = x"yes" \
			    -a x"$ac_cv_func_kill" = x"yes" \
			    -a x"$ac_cv_func__exit" = x"yes"], [
				have_subprocesses="yes"
			])
		], [
			break
		])
	])


])
AS_IF([test x"$have_subprocesses" = x"yes"], [
	AC_SUBST(OF_SUBPROCESS_M, "OFSubprocess.m")
	AC_DEFINE(OF_HAVE_SUBPROCESSES, 1, [Whether we have subprocesses])
])

AC_CHECK_HEADERS_ONCE([complex.h sys/ioctl.h sys/ttycom.h])
AC_CHECK_FUNCS(isatty)
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Modified src/platform/POSIX/OFSubprocess.m from [9ff417c581] to [7d0c2e62b8].

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#import "OFInitializationFailedException.h"
#import "OFNotOpenException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"
#import "OFWriteFailedException.h"

#ifndef HAVE_POSIX_SPAWNP
extern char **environ;
#endif

@interface OFSubprocess ()
- (void)of_getArgv: (char ***)argv
    forProgramName: (OFString *)programName
      andArguments: (OFArray *)arguments;








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#import "OFInitializationFailedException.h"
#import "OFNotOpenException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"
#import "OFWriteFailedException.h"

#if !defined(HAVE_POSIX_SPAWNP) || !defined(HAVE_SPAWN_H)
extern char **environ;
#endif

@interface OFSubprocess ()
- (void)of_getArgv: (char ***)argv
    forProgramName: (OFString *)programName
      andArguments: (OFArray *)arguments;
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		path = [program cStringWithEncoding: [OFLocale encoding]];
		[self of_getArgv: &argv
		  forProgramName: programName
		    andArguments: arguments];

		@try {
			env = [self of_environmentForDictionary: environment];
#ifdef HAVE_POSIX_SPAWNP
			posix_spawn_file_actions_t actions;
			posix_spawnattr_t attr;

			if (posix_spawn_file_actions_init(&actions) != 0)
				@throw [OFInitializationFailedException
				    exceptionWithClass: self.class];









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		path = [program cStringWithEncoding: [OFLocale encoding]];
		[self of_getArgv: &argv
		  forProgramName: programName
		    andArguments: arguments];

		@try {
			env = [self of_environmentForDictionary: environment];
#if defined(HAVE_POSIX_SPAWNP) && defined(HAVE_SPAWN_H)
			posix_spawn_file_actions_t actions;
			posix_spawnattr_t attr;

			if (posix_spawn_file_actions_init(&actions) != 0)
				@throw [OFInitializationFailedException
				    exceptionWithClass: self.class];
︙︙

Fossil 2.23 [47362306a7] 2023-11-01 18:56:47
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