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/* vi:set ts=8 sts=4 sw=4 noet:
*
* VIM - Vi IMproved by Bram Moolenaar
*
* Do ":help uganda" in Vim to read copying and usage conditions.
* Do ":help credits" in Vim to see a list of people who contributed.
* See README.txt for an overview of the Vim source code.
*/
/*
* os_macosx.m -- Mac specific things for Mac OS X.
*/
/* Suppress compiler warnings to non-C89 code. */
#if defined(__clang__) && defined(__STRICT_ANSI__)
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wc99-extensions"
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wdeclaration-after-statement"
#endif
/* Avoid a conflict for the definition of Boolean between Mac header files and
* X11 header files. */
#define NO_X11_INCLUDES
#include <stdbool.h>
#include <mach/boolean.h>
#include <sys/errno.h>
#include <stdlib.h>
#include <dispatch/dispatch.h>
#include "vim.h"
#import <AppKit/AppKit.h>
/*
* Clipboard support for the console.
*/
#if defined(FEAT_CLIPBOARD)
/* Used to identify clipboard data copied from Vim. */
NSString *VimPboardType = @"VimPboardType";
void
clip_mch_lose_selection(Clipboard_T *cbd UNUSED)
{
}
int
clip_mch_own_selection(Clipboard_T *cbd UNUSED)
{
/* This is called whenever there is a new selection and 'guioptions'
* contains the "a" flag (automatically copy selection). Return TRUE, else
* the "a" flag does nothing. Note that there is no concept of "ownership"
* of the clipboard in Mac OS X.
*/
return TRUE;
}
void
clip_mch_request_selection(Clipboard_T *cbd)
{
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
NSPasteboard *pb = [NSPasteboard generalPasteboard];
#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1060
NSArray *supportedTypes = [NSArray arrayWithObjects:VimPboardType,
NSPasteboardTypeString, nil];
#else
NSArray *supportedTypes = [NSArray arrayWithObjects:VimPboardType,
NSStringPboardType, nil];
#endif
NSString *bestType = [pb availableTypeFromArray:supportedTypes];
if (!bestType) goto releasepool;
int motion_type = MAUTO;
NSString *string = nil;
if ([bestType isEqual:VimPboardType])
{
/* This type should consist of an array with two objects:
* 1. motion type (NSNumber)
* 2. text (NSString)
* If this is not the case we fall back on using NSPasteboardTypeString.
*/
id plist = [pb propertyListForType:VimPboardType];
if ([plist isKindOfClass:[NSArray class]] && [plist count] == 2)
{
id obj = [plist objectAtIndex:1];
if ([obj isKindOfClass:[NSString class]])
{
motion_type = [[plist objectAtIndex:0] intValue];
string = obj;
}
}
}
if (!string)
{
/* Use NSPasteboardTypeString. The motion type is detected automatically.
*/
#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1060
NSMutableString *mstring =
[[pb stringForType:NSPasteboardTypeString] mutableCopy];
#else
NSMutableString *mstring =
[[pb stringForType:NSStringPboardType] mutableCopy];
#endif
if (!mstring) goto releasepool;
/* Replace unrecognized end-of-line sequences with \x0a (line feed). */
NSRange range = { 0, [mstring length] };
unsigned n = [mstring replaceOccurrencesOfString:@"\x0d\x0a"
withString:@"\x0a" options:0
range:range];
if (0 == n)
{
n = [mstring replaceOccurrencesOfString:@"\x0d" withString:@"\x0a"
options:0 range:range];
}
string = mstring;
}
/* Default to MAUTO, uses MCHAR or MLINE depending on trailing NL. */
if (!(MCHAR == motion_type || MLINE == motion_type || MBLOCK == motion_type
|| MAUTO == motion_type))
motion_type = MAUTO;
char_u *str = (char_u*)[string UTF8String];
int len = [string lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
if (input_conv.vc_type != CONV_NONE)
str = string_convert(&input_conv, str, &len);
if (str)
clip_yank_selection(motion_type, str, len, cbd);
if (input_conv.vc_type != CONV_NONE)
vim_free(str);
releasepool:
[pool release];
}
/*
* Send the current selection to the clipboard.
*/
void
clip_mch_set_selection(Clipboard_T *cbd)
{
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
/* If the '*' register isn't already filled in, fill it in now. */
cbd->owned = TRUE;
clip_get_selection(cbd);
cbd->owned = FALSE;
/* Get the text to put on the pasteboard. */
long_u llen = 0; char_u *str = 0;
int motion_type = clip_convert_selection(&str, &llen, cbd);
if (motion_type < 0)
goto releasepool;
/* TODO: Avoid overflow. */
int len = (int)llen;
if (output_conv.vc_type != CONV_NONE)
{
char_u *conv_str = string_convert(&output_conv, str, &len);
if (conv_str)
{
vim_free(str);
str = conv_str;
}
}
if (len > 0)
{
NSString *string = [[NSString alloc]
initWithBytes:str length:len encoding:NSUTF8StringEncoding];
/* See clip_mch_request_selection() for info on pasteboard types. */
NSPasteboard *pb = [NSPasteboard generalPasteboard];
#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1060
NSArray *supportedTypes = [NSArray arrayWithObjects:VimPboardType,
NSPasteboardTypeString, nil];
#else
NSArray *supportedTypes = [NSArray arrayWithObjects:VimPboardType,
NSStringPboardType, nil];
#endif
[pb declareTypes:supportedTypes owner:nil];
NSNumber *motion = [NSNumber numberWithInt:motion_type];
NSArray *plist = [NSArray arrayWithObjects:motion, string, nil];
[pb setPropertyList:plist forType:VimPboardType];
#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1060
[pb setString:string forType:NSPasteboardTypeString];
#else
[pb setString:string forType:NSStringPboardType];
#endif
[string release];
}
vim_free(str);
releasepool:
[pool release];
}
#endif /* FEAT_CLIPBOARD */
#ifdef FEAT_RELTIME
/*
* The following timer code is based on a Gist by Jorgen Lundman:
*
* https://gist.github.com/lundman
*/
typedef struct macos_timer macos_timer_T;
static void
_timer_cancel(void *arg UNUSED)
{
// This is not currently used, but it might be useful in the future and
// it is non-trivial enough to provide as usable implementation.
# if 0
macos_timer_T *timerid = (macos_timer_T *)arg;
dispatch_release(timerid->tim_timer);
dispatch_release(timerid->tim_queue);
timerid->tim_timer = NULL;
timerid->tim_queue = NULL;
free(timerid);
# endif
}
static void
_timer_handler(void *arg)
{
macos_timer_T *timerid = (macos_timer_T *)arg;
union sigval sv;
sv.sival_ptr = timerid->tim_arg;
if (timerid->tim_func != NULL)
timerid->tim_func(sv);
}
static uint64_t
itime_to_ns(const struct timespec *it)
{
time_t sec = it->tv_sec;
long nsec = it->tv_nsec;
uint64_t ns = NSEC_PER_SEC * sec + nsec;
return ns == 0 ? DISPATCH_TIME_FOREVER : ns;
}
/*
* A partial emulation of the POSIX timer_create function.
*
* The limitations and differences include:
*
* - Only CLOCK_REALTIME and CLOCK_MONOTONIC are supported as clockid
* values.
* - Even if CLOCK_REALTIME is specified, internally the mach_absolute_time
* source is used internally.
* - The only notification method supported is SIGEV_THREAD.
*/
inline int
timer_create(clockid_t clockid, struct sigevent *sevp, timer_t *timerid)
{
macos_timer_T *timer = NULL;
// We only support real time and monotonic clocks; and SIGEV_THREAD
// notification. In practice, there is no difference between the two
// types of clocks on MacOS - we always use the mach_machine_time
// source.
if ( (clockid != CLOCK_REALTIME && clockid != CLOCK_MONOTONIC)
|| sevp->sigev_notify != SIGEV_THREAD)
{
semsg("clockid: %d %d", clockid, CLOCK_REALTIME);
semsg("notify: %d %d", sevp->sigev_notify, SIGEV_THREAD);
errno = ENOTSUP;
return -1;
}
timer = (macos_timer_T *)malloc(sizeof(macos_timer_T));
if (timer == NULL)
{
errno = ENOMEM;
return -1;
}
*timerid = timer;
timer->tim_queue = dispatch_queue_create(
"org.vim.timerqueue", NULL);
if (timer->tim_queue == NULL)
{
errno = ENOMEM;
return -1;
}
timer->tim_timer = dispatch_source_create(
DISPATCH_SOURCE_TYPE_TIMER, 0, 0, timer->tim_queue);
if (timer->tim_timer == NULL)
{
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