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annotate src/libvterm/src/vterm.c @ 28403:2655935b5ccc v8.2.4726

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patch 8.2.4726: cannot use expand() to get the script name Commit: https://github.com/vim/vim/commit/6013d0045dec7ca7c0068fbe186c42d754a7368b Author: LemonBoy <thatlemon@gmail.com> Date: Sat Apr 9 21:42:10 2022 +0100 patch 8.2.4726: cannot use expand() to get the script name Problem: Cannot use expand() to get the script name. Solution: Support expand('<script>'). (closes https://github.com/vim/vim/issues/10121)
author Bram Moolenaar <Bram@vim.org>
date Sat, 09 Apr 2022 22:45:03 +0200
parents f93337ae0612
children 2d2758ffd959
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 #define DEFINE_INLINES
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2
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3 // vim: set sw=2 :
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4 #include "vterm_internal.h"
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5
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6 #include <stdio.h>
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7 #include <stdlib.h>
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8 #include <stdarg.h>
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9 #include <string.h>
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10
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11 #include "utf8.h"
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12
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13 /*****************
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14 * API functions *
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15 *****************/
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16
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17 static void *default_malloc(size_t size, void *allocdata UNUSED)
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18 {
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19 void *ptr = malloc(size);
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20 if(ptr)
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21 memset(ptr, 0, size);
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22 return ptr;
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23 }
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24
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25 static void default_free(void *ptr, void *allocdata UNUSED)
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26 {
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27 free(ptr);
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28 }
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29
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30 static VTermAllocatorFunctions default_allocator = {
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31 &default_malloc, // malloc
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32 &default_free // free
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33 };
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34
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35 VTerm *vterm_new(int rows, int cols)
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36 {
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37 return vterm_new_with_allocator(rows, cols, &default_allocator, NULL);
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38 }
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39
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40 VTerm *vterm_new_with_allocator(int rows, int cols, VTermAllocatorFunctions *funcs, void *allocdata)
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41 {
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42 /* Need to bootstrap using the allocator function directly */
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43 VTerm *vt = (*funcs->malloc)(sizeof(VTerm), allocdata);
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44
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45 if (vt == NULL)
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46 return NULL;
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47 vt->allocator = funcs;
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48 vt->allocdata = allocdata;
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49
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50 vt->rows = rows;
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51 vt->cols = cols;
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52
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53 vt->parser.state = NORMAL;
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54
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55 vt->parser.callbacks = NULL;
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56 vt->parser.cbdata = NULL;
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57
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58 vt->outfunc = NULL;
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59 vt->outdata = NULL;
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60
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61 vt->outbuffer_len = 200;
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62 vt->outbuffer_cur = 0;
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63 vt->outbuffer = vterm_allocator_malloc(vt, vt->outbuffer_len);
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64
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65 vt->tmpbuffer_len = 64;
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66 vt->tmpbuffer = vterm_allocator_malloc(vt, vt->tmpbuffer_len);
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67
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68 if (vt->tmpbuffer == NULL
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69 || vt->outbuffer == NULL
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70 || vt->tmpbuffer == NULL)
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71 {
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72 vterm_allocator_free(vt, vt->outbuffer);
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73 vterm_allocator_free(vt, vt->tmpbuffer);
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74 vterm_allocator_free(vt, vt);
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75 return NULL;
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76 }
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77
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78 return vt;
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79 }
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80
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81 void vterm_free(VTerm *vt)
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82 {
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83 if(vt->screen)
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84 vterm_screen_free(vt->screen);
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85
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86 if(vt->state)
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87 vterm_state_free(vt->state);
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88
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89 vterm_allocator_free(vt, vt->outbuffer);
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90 vterm_allocator_free(vt, vt->tmpbuffer);
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91
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92 vterm_allocator_free(vt, vt);
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93 }
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94
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95 INTERNAL void *vterm_allocator_malloc(VTerm *vt, size_t size)
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96 {
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97 return (*vt->allocator->malloc)(size, vt->allocdata);
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98 }
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99
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100 /*
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101 * Free "ptr" unless it is NULL.
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102 */
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103 INTERNAL void vterm_allocator_free(VTerm *vt, void *ptr)
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104 {
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105 if (ptr)
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106 (*vt->allocator->free)(ptr, vt->allocdata);
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107 }
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108
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109 void vterm_get_size(const VTerm *vt, int *rowsp, int *colsp)
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110 {
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111 if(rowsp)
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112 *rowsp = vt->rows;
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113 if(colsp)
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114 *colsp = vt->cols;
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115 }
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116
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117 void vterm_set_size(VTerm *vt, int rows, int cols)
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118 {
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119 vt->rows = rows;
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120 vt->cols = cols;
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121
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122 if(vt->parser.callbacks && vt->parser.callbacks->resize)
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123 (*vt->parser.callbacks->resize)(rows, cols, vt->parser.cbdata);
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124 }
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125
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126 int vterm_get_utf8(const VTerm *vt)
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127 {
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128 return vt->mode.utf8;
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129 }
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130
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131 void vterm_set_utf8(VTerm *vt, int is_utf8)
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132 {
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133 vt->mode.utf8 = is_utf8;
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134 }
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diff changeset
135
20460
c15dd3da4f47 patch 8.2.0784: libvterm code lags behind the upstream version
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diff changeset
136 void vterm_output_set_callback(VTerm *vt, VTermOutputCallback *func, void *user)
c15dd3da4f47 patch 8.2.0784: libvterm code lags behind the upstream version
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diff changeset
137 {
c15dd3da4f47 patch 8.2.0784: libvterm code lags behind the upstream version
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diff changeset
138 vt->outfunc = func;
c15dd3da4f47 patch 8.2.0784: libvterm code lags behind the upstream version
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diff changeset
139 vt->outdata = user;
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diff changeset
140 }
c15dd3da4f47 patch 8.2.0784: libvterm code lags behind the upstream version
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diff changeset
141
11621
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diff changeset
142 INTERNAL void vterm_push_output_bytes(VTerm *vt, const char *bytes, size_t len)
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diff changeset
143 {
20460
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diff changeset
144 if(vt->outfunc) {
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diff changeset
145 (vt->outfunc)(bytes, len, vt->outdata);
c15dd3da4f47 patch 8.2.0784: libvterm code lags behind the upstream version
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diff changeset
146 return;
c15dd3da4f47 patch 8.2.0784: libvterm code lags behind the upstream version
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parents: 20458
diff changeset
147 }
c15dd3da4f47 patch 8.2.0784: libvterm code lags behind the upstream version
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diff changeset
148
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diff changeset
149 if(len > vt->outbuffer_len - vt->outbuffer_cur) {
20458
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diff changeset
150 DEBUG_LOG("vterm_push_output_bytes(): buffer overflow; dropping output\n");
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diff changeset
151 return;
11621
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diff changeset
152 }
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diff changeset
153
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diff changeset
154 memcpy(vt->outbuffer + vt->outbuffer_cur, bytes, len);
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diff changeset
155 vt->outbuffer_cur += len;
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parents:
diff changeset
156 }
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parents:
diff changeset
157
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diff changeset
158 INTERNAL void vterm_push_output_vsprintf(VTerm *vt, const char *format, va_list args)
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diff changeset
159 {
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diff changeset
160 size_t len;
11653
67cf0d45b006 patch 8.0.0709: libvterm cannot use vsnprintf()
Christian Brabandt <cb@256bit.org>
parents: 11621
diff changeset
161 #ifndef VSNPRINTF
17777
811a12a78164 patch 8.1.1885: comments in libvterm are inconsistent
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diff changeset
162 // When vsnprintf() is not available (C90) fall back to vsprintf().
811a12a78164 patch 8.1.1885: comments in libvterm are inconsistent
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diff changeset
163 char buffer[1024]; // 1Kbyte is enough for everybody, right?
11653
67cf0d45b006 patch 8.0.0709: libvterm cannot use vsnprintf()
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diff changeset
164 #endif
11621
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165
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diff changeset
166 #ifdef VSNPRINTF
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diff changeset
167 len = VSNPRINTF(vt->tmpbuffer, vt->tmpbuffer_len, format, args);
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168 vterm_push_output_bytes(vt, vt->tmpbuffer, len);
11653
67cf0d45b006 patch 8.0.0709: libvterm cannot use vsnprintf()
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diff changeset
169 #else
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diff changeset
170 len = vsprintf(buffer, format, args);
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diff changeset
171 vterm_push_output_bytes(vt, buffer, len);
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diff changeset
172 #endif
11621
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173 }
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diff changeset
174
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diff changeset
175 INTERNAL void vterm_push_output_sprintf(VTerm *vt, const char *format, ...)
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parents:
diff changeset
176 {
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diff changeset
177 va_list args;
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diff changeset
178 va_start(args, format);
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diff changeset
179 vterm_push_output_vsprintf(vt, format, args);
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diff changeset
180 va_end(args);
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parents:
diff changeset
181 }
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parents:
diff changeset
182
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parents:
diff changeset
183 INTERNAL void vterm_push_output_sprintf_ctrl(VTerm *vt, unsigned char ctrl, const char *fmt, ...)
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parents:
diff changeset
184 {
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diff changeset
185 size_t cur;
11621
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diff changeset
186 va_list args;
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diff changeset
187
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parents:
diff changeset
188 if(ctrl >= 0x80 && !vt->mode.ctrl8bit)
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diff changeset
189 cur = SNPRINTF(vt->tmpbuffer, vt->tmpbuffer_len,
ffadba5f898c patch 8.2.0783: libvterm code lags behind the upstream version
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diff changeset
190 ESC_S "%c", ctrl - 0x40);
11621
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parents:
diff changeset
191 else
20458
ffadba5f898c patch 8.2.0783: libvterm code lags behind the upstream version
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parents: 18802
diff changeset
192 cur = SNPRINTF(vt->tmpbuffer, vt->tmpbuffer_len,
ffadba5f898c patch 8.2.0783: libvterm code lags behind the upstream version
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diff changeset
193 "%c", ctrl);
ffadba5f898c patch 8.2.0783: libvterm code lags behind the upstream version
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diff changeset
194 if(cur >= vt->tmpbuffer_len)
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diff changeset
195 return;
ffadba5f898c patch 8.2.0783: libvterm code lags behind the upstream version
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diff changeset
196 vterm_push_output_bytes(vt, vt->tmpbuffer, cur);
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diff changeset
197
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diff changeset
198 va_start(args, fmt);
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diff changeset
199 vterm_push_output_vsprintf(vt, fmt, args);
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diff changeset
200 va_end(args);
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diff changeset
201 }
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diff changeset
202
26270
f93337ae0612 patch 8.2.3666: libvterm is outdated
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diff changeset
203 INTERNAL void vterm_push_output_sprintf_str(VTerm *vt, unsigned char ctrl, int term, const char *fmt, ...)
20458
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parents: 18802
diff changeset
204 {
ffadba5f898c patch 8.2.0783: libvterm code lags behind the upstream version
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parents: 18802
diff changeset
205 size_t cur;
ffadba5f898c patch 8.2.0783: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 18802
diff changeset
206 va_list args;
ffadba5f898c patch 8.2.0783: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 18802
diff changeset
207
26270
f93337ae0612 patch 8.2.3666: libvterm is outdated
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diff changeset
208 if(ctrl) {
f93337ae0612 patch 8.2.3666: libvterm is outdated
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diff changeset
209 if(ctrl >= 0x80 && !vt->mode.ctrl8bit)
f93337ae0612 patch 8.2.3666: libvterm is outdated
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parents: 20518
diff changeset
210 cur = SNPRINTF(vt->tmpbuffer, vt->tmpbuffer_len,
f93337ae0612 patch 8.2.3666: libvterm is outdated
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diff changeset
211 ESC_S "%c", ctrl - 0x40);
f93337ae0612 patch 8.2.3666: libvterm is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20518
diff changeset
212 else
f93337ae0612 patch 8.2.3666: libvterm is outdated
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parents: 20518
diff changeset
213 cur = SNPRINTF(vt->tmpbuffer, vt->tmpbuffer_len,
f93337ae0612 patch 8.2.3666: libvterm is outdated
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parents: 20518
diff changeset
214 "%c", ctrl);
20460
c15dd3da4f47 patch 8.2.0784: libvterm code lags behind the upstream version
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diff changeset
215
26270
f93337ae0612 patch 8.2.3666: libvterm is outdated
Bram Moolenaar <Bram@vim.org>
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diff changeset
216 if(cur >= vt->tmpbuffer_len)
f93337ae0612 patch 8.2.3666: libvterm is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20518
diff changeset
217 return;
f93337ae0612 patch 8.2.3666: libvterm is outdated
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diff changeset
218 vterm_push_output_bytes(vt, vt->tmpbuffer, cur);
f93337ae0612 patch 8.2.3666: libvterm is outdated
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parents: 20518
diff changeset
219 }
11621
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diff changeset
220
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parents:
diff changeset
221 va_start(args, fmt);
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parents:
diff changeset
222 vterm_push_output_vsprintf(vt, fmt, args);
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parents:
diff changeset
223 va_end(args);
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parents:
diff changeset
224
26270
f93337ae0612 patch 8.2.3666: libvterm is outdated
Bram Moolenaar <Bram@vim.org>
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diff changeset
225 if(term) {
f93337ae0612 patch 8.2.3666: libvterm is outdated
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diff changeset
226 cur = SNPRINTF(vt->tmpbuffer, vt->tmpbuffer_len,
f93337ae0612 patch 8.2.3666: libvterm is outdated
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parents: 20518
diff changeset
227 vt->mode.ctrl8bit ? "\x9C" : ESC_S "\\"); // ST
f93337ae0612 patch 8.2.3666: libvterm is outdated
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diff changeset
228 if(cur >= vt->tmpbuffer_len)
f93337ae0612 patch 8.2.3666: libvterm is outdated
Bram Moolenaar <Bram@vim.org>
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diff changeset
229 return;
f93337ae0612 patch 8.2.3666: libvterm is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20518
diff changeset
230 vterm_push_output_bytes(vt, vt->tmpbuffer, cur);
f93337ae0612 patch 8.2.3666: libvterm is outdated
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parents: 20518
diff changeset
231 }
11621
b8299e742f41 patch 8.0.0693: no terminal emulator support
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parents:
diff changeset
232 }
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parents:
diff changeset
233
b8299e742f41 patch 8.0.0693: no terminal emulator support
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parents:
diff changeset
234 size_t vterm_output_get_buffer_size(const VTerm *vt)
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parents:
diff changeset
235 {
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
236 return vt->outbuffer_len;
b8299e742f41 patch 8.0.0693: no terminal emulator support
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parents:
diff changeset
237 }
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
238
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
239 size_t vterm_output_get_buffer_current(const VTerm *vt)
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parents:
diff changeset
240 {
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parents:
diff changeset
241 return vt->outbuffer_cur;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
242 }
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
243
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
244 size_t vterm_output_get_buffer_remaining(const VTerm *vt)
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
245 {
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parents:
diff changeset
246 return vt->outbuffer_len - vt->outbuffer_cur;
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parents:
diff changeset
247 }
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
248
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parents:
diff changeset
249 size_t vterm_output_read(VTerm *vt, char *buffer, size_t len)
b8299e742f41 patch 8.0.0693: no terminal emulator support
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parents:
diff changeset
250 {
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parents:
diff changeset
251 if(len > vt->outbuffer_cur)
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parents:
diff changeset
252 len = vt->outbuffer_cur;
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parents:
diff changeset
253
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parents:
diff changeset
254 memcpy(buffer, vt->outbuffer, len);
b8299e742f41 patch 8.0.0693: no terminal emulator support
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parents:
diff changeset
255
b8299e742f41 patch 8.0.0693: no terminal emulator support
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parents:
diff changeset
256 if(len < vt->outbuffer_cur)
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parents:
diff changeset
257 memmove(vt->outbuffer, vt->outbuffer + len, vt->outbuffer_cur - len);
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parents:
diff changeset
258
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parents:
diff changeset
259 vt->outbuffer_cur -= len;
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parents:
diff changeset
260
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parents:
diff changeset
261 return len;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
262 }
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
263
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
264 VTermValueType vterm_get_attr_type(VTermAttr attr)
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
265 {
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
266 switch(attr) {
b8299e742f41 patch 8.0.0693: no terminal emulator support
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parents:
diff changeset
267 case VTERM_ATTR_BOLD: return VTERM_VALUETYPE_BOOL;
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
268 case VTERM_ATTR_UNDERLINE: return VTERM_VALUETYPE_INT;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
269 case VTERM_ATTR_ITALIC: return VTERM_VALUETYPE_BOOL;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
270 case VTERM_ATTR_BLINK: return VTERM_VALUETYPE_BOOL;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
271 case VTERM_ATTR_REVERSE: return VTERM_VALUETYPE_BOOL;
20496
747a270eb1db patch 8.2.0802: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20488
diff changeset
272 case VTERM_ATTR_CONCEAL: return VTERM_VALUETYPE_BOOL;
11621
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
273 case VTERM_ATTR_STRIKE: return VTERM_VALUETYPE_BOOL;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
274 case VTERM_ATTR_FONT: return VTERM_VALUETYPE_INT;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
275 case VTERM_ATTR_FOREGROUND: return VTERM_VALUETYPE_COLOR;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
276 case VTERM_ATTR_BACKGROUND: return VTERM_VALUETYPE_COLOR;
13531
9f857e6310b6 patch 8.0.1639: libvterm code lags behind master
Christian Brabandt <cb@256bit.org>
parents: 13318
diff changeset
277
9f857e6310b6 patch 8.0.1639: libvterm code lags behind master
Christian Brabandt <cb@256bit.org>
parents: 13318
diff changeset
278 case VTERM_N_ATTRS: return 0;
11621
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
279 }
20518
a4652d7ec99f patch 8.2.0813: libvterm code is slightly different from upstream
Bram Moolenaar <Bram@vim.org>
parents: 20496
diff changeset
280 return 0; /* UNREACHABLE */
11621
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
281 }
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
282
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
283 VTermValueType vterm_get_prop_type(VTermProp prop)
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
284 {
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
285 switch(prop) {
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
286 case VTERM_PROP_CURSORVISIBLE: return VTERM_VALUETYPE_BOOL;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
287 case VTERM_PROP_CURSORBLINK: return VTERM_VALUETYPE_BOOL;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
288 case VTERM_PROP_ALTSCREEN: return VTERM_VALUETYPE_BOOL;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
289 case VTERM_PROP_TITLE: return VTERM_VALUETYPE_STRING;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
290 case VTERM_PROP_ICONNAME: return VTERM_VALUETYPE_STRING;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
291 case VTERM_PROP_REVERSE: return VTERM_VALUETYPE_BOOL;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
292 case VTERM_PROP_CURSORSHAPE: return VTERM_VALUETYPE_INT;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
293 case VTERM_PROP_MOUSE: return VTERM_VALUETYPE_INT;
12076
ca4931a20f8c patch 8.0.0918: cannot get terminal window cursor shape or attributes
Christian Brabandt <cb@256bit.org>
parents: 11653
diff changeset
294 case VTERM_PROP_CURSORCOLOR: return VTERM_VALUETYPE_STRING;
13531
9f857e6310b6 patch 8.0.1639: libvterm code lags behind master
Christian Brabandt <cb@256bit.org>
parents: 13318
diff changeset
295
9f857e6310b6 patch 8.0.1639: libvterm code lags behind master
Christian Brabandt <cb@256bit.org>
parents: 13318
diff changeset
296 case VTERM_N_PROPS: return 0;
11621
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
297 }
20518
a4652d7ec99f patch 8.2.0813: libvterm code is slightly different from upstream
Bram Moolenaar <Bram@vim.org>
parents: 20496
diff changeset
298 return 0; /* UNREACHABLE */
11621
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
299 }
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
300
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
301 void vterm_scroll_rect(VTermRect rect,
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
302 int downward,
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
303 int rightward,
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
304 int (*moverect)(VTermRect src, VTermRect dest, void *user),
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
305 int (*eraserect)(VTermRect rect, int selective, void *user),
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
306 void *user)
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
307 {
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
308 VTermRect src;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
309 VTermRect dest;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
310
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
311 if(abs(downward) >= rect.end_row - rect.start_row ||
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
312 abs(rightward) >= rect.end_col - rect.start_col) {
20518
a4652d7ec99f patch 8.2.0813: libvterm code is slightly different from upstream
Bram Moolenaar <Bram@vim.org>
parents: 20496
diff changeset
313 /* Scroll more than area; just erase the lot */
11621
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
314 (*eraserect)(rect, 0, user);
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
315 return;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
316 }
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
317
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
318 if(rightward >= 0) {
20518
a4652d7ec99f patch 8.2.0813: libvterm code is slightly different from upstream
Bram Moolenaar <Bram@vim.org>
parents: 20496
diff changeset
319 /* rect: [XXX................]
a4652d7ec99f patch 8.2.0813: libvterm code is slightly different from upstream
Bram Moolenaar <Bram@vim.org>
parents: 20496
diff changeset
320 * src: [----------------]
a4652d7ec99f patch 8.2.0813: libvterm code is slightly different from upstream
Bram Moolenaar <Bram@vim.org>
parents: 20496
diff changeset
321 * dest: [----------------]
a4652d7ec99f patch 8.2.0813: libvterm code is slightly different from upstream
Bram Moolenaar <Bram@vim.org>
parents: 20496
diff changeset
322 */
11621
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
323 dest.start_col = rect.start_col;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
324 dest.end_col = rect.end_col - rightward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
325 src.start_col = rect.start_col + rightward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
326 src.end_col = rect.end_col;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
327 }
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
328 else {
20518
a4652d7ec99f patch 8.2.0813: libvterm code is slightly different from upstream
Bram Moolenaar <Bram@vim.org>
parents: 20496
diff changeset
329 /* rect: [................XXX]
a4652d7ec99f patch 8.2.0813: libvterm code is slightly different from upstream
Bram Moolenaar <Bram@vim.org>
parents: 20496
diff changeset
330 * src: [----------------]
a4652d7ec99f patch 8.2.0813: libvterm code is slightly different from upstream
Bram Moolenaar <Bram@vim.org>
parents: 20496
diff changeset
331 * dest: [----------------]
a4652d7ec99f patch 8.2.0813: libvterm code is slightly different from upstream
Bram Moolenaar <Bram@vim.org>
parents: 20496
diff changeset
332 */
11621
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
333 int leftward = -rightward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
334 dest.start_col = rect.start_col + leftward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
335 dest.end_col = rect.end_col;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
336 src.start_col = rect.start_col;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
337 src.end_col = rect.end_col - leftward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
338 }
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
339
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
340 if(downward >= 0) {
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
341 dest.start_row = rect.start_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
342 dest.end_row = rect.end_row - downward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
343 src.start_row = rect.start_row + downward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
344 src.end_row = rect.end_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
345 }
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
346 else {
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
347 int upward = -downward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
348 dest.start_row = rect.start_row + upward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
349 dest.end_row = rect.end_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
350 src.start_row = rect.start_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
351 src.end_row = rect.end_row - upward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
352 }
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
353
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
354 if(moverect)
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
355 (*moverect)(dest, src, user);
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
356
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
357 if(downward > 0)
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
358 rect.start_row = rect.end_row - downward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
359 else if(downward < 0)
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
360 rect.end_row = rect.start_row - downward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
361
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
362 if(rightward > 0)
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
363 rect.start_col = rect.end_col - rightward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
364 else if(rightward < 0)
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
365 rect.end_col = rect.start_col - rightward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
366
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
367 (*eraserect)(rect, 0, user);
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
368 }
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
369
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
370 void vterm_copy_cells(VTermRect dest,
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
371 VTermRect src,
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
372 void (*copycell)(VTermPos dest, VTermPos src, void *user),
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
373 void *user)
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
374 {
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
375 int downward = src.start_row - dest.start_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
376 int rightward = src.start_col - dest.start_col;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
377
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
378 int init_row, test_row, init_col, test_col;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
379 int inc_row, inc_col;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
380
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
381 VTermPos pos;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
382
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
383 if(downward < 0) {
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
384 init_row = dest.end_row - 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
385 test_row = dest.start_row - 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
386 inc_row = -1;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
387 }
20518
a4652d7ec99f patch 8.2.0813: libvterm code is slightly different from upstream
Bram Moolenaar <Bram@vim.org>
parents: 20496
diff changeset
388 else /* downward >= 0 */ {
11621
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
389 init_row = dest.start_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
390 test_row = dest.end_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
391 inc_row = +1;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
392 }
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
393
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
394 if(rightward < 0) {
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
395 init_col = dest.end_col - 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
396 test_col = dest.start_col - 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
397 inc_col = -1;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
398 }
20518
a4652d7ec99f patch 8.2.0813: libvterm code is slightly different from upstream
Bram Moolenaar <Bram@vim.org>
parents: 20496
diff changeset
399 else /* rightward >= 0 */ {
11621
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
400 init_col = dest.start_col;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
401 test_col = dest.end_col;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
402 inc_col = +1;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
403 }
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
404
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
405 for(pos.row = init_row; pos.row != test_row; pos.row += inc_row)
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
406 for(pos.col = init_col; pos.col != test_col; pos.col += inc_col) {
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
407 VTermPos srcpos;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
408 srcpos.row = pos.row + downward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
409 srcpos.col = pos.col + rightward;
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
410 (*copycell)(pos, srcpos, user);
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
411 }
b8299e742f41 patch 8.0.0693: no terminal emulator support
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
412 }
20462
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
413
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
414 void vterm_check_version(int major, int minor)
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
415 {
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
416 if(major != VTERM_VERSION_MAJOR) {
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
417 fprintf(stderr, "libvterm major version mismatch; %d (wants) != %d (library)\n",
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
418 major, VTERM_VERSION_MAJOR);
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
419 exit(1);
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
420 }
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
421
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
422 if(minor > VTERM_VERSION_MINOR) {
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
423 fprintf(stderr, "libvterm minor version mismatch; %d (wants) > %d (library)\n",
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
424 minor, VTERM_VERSION_MINOR);
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
425 exit(1);
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
426 }
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
427
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
428 // Happy
9ad473b50471 patch 8.2.0785: libvterm code lags behind the upstream version
Bram Moolenaar <Bram@vim.org>
parents: 20460
diff changeset
429 }