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unix: skip prohibited syscalls on tvOS and watchOS

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fork and the exec functions are marked prohibited on tvOS and watchOS,
so referencing them causes compile errors.

This adds preprocessor conditionals to avoid calling them for those
targets.

PR-URL: https://github.com/libuv/libuv/pull/580
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
This commit is contained in:
Nathan Corvino 2015-10-19 02:48:05 -07:00 committed by Ben Noordhuis
parent a0e30b551c
commit bda29cf808
1 changed files with 11 additions and 0 deletions
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11
src/unix/process.c
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@ -270,6 +270,11 @@ static void uv__write_int(int fd, int val) {
}
#if !(defined(__APPLE__) && (TARGET_OS_TV || TARGET_OS_WATCH))
/* execvp is marked __WATCHOS_PROHIBITED __TVOS_PROHIBITED, so must be
* avoided. Since this isn't called on those targets, the function
* doesn't even need to be defined for them.
*/
static void uv__process_child_init(const uv_process_options_t* options,
int stdio_count,
int (*pipes)[2],
@ -375,11 +380,16 @@ static void uv__process_child_init(const uv_process_options_t* options,
uv__write_int(error_fd, -errno);
_exit(127);
}
#endif
int uv_spawn(uv_loop_t* loop,
uv_process_t* process,
const uv_process_options_t* options) {
#if defined(__APPLE__) && (TARGET_OS_TV || TARGET_OS_WATCH)
/* fork is marked __WATCHOS_PROHIBITED __TVOS_PROHIBITED. */
return -ENOSYS;
#else
int signal_pipe[2] = { -1, -1 };
int (*pipes)[2];
int stdio_count;
@ -528,6 +538,7 @@ error:
}
return err;
#endif
}