Mercurial > vim
annotate src/channel.c @ 8134:8abef552ece7 v7.4.1361
commit https://github.com/vim/vim/commit/254e00d71429aa4e71b93d3e8c6bb93bfebe4f26
Author: Bram Moolenaar <Bram@vim.org>
Date: Fri Feb 19 23:23:12 2016 +0100
patch 7.4.1361
Problem: Channel test fails on Solaris.
Solution: Use the 1 msec waittime for all systems.
author | Christian Brabandt <cb@256bit.org> |
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date | Fri, 19 Feb 2016 23:45:04 +0100 |
parents | f96536c291d8 |
children | aa845d10c6fb |
rev | line source |
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1 /* vi:set ts=8 sts=4 sw=4: |
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2 * |
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3 * VIM - Vi IMproved by Bram Moolenaar |
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4 * |
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5 * Do ":help uganda" in Vim to read copying and usage conditions. |
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6 * Do ":help credits" in Vim to see a list of people who contributed. |
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7 */ |
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8 |
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9 /* |
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10 * Implements communication through a socket or any file handle. |
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11 */ |
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12 |
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13 #include "vim.h" |
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14 |
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15 #if defined(FEAT_CHANNEL) || defined(PROTO) |
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16 |
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17 /* TRUE when netbeans is running with a GUI. */ |
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18 #ifdef FEAT_GUI |
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19 # define CH_HAS_GUI (gui.in_use || gui.starting) |
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20 #endif |
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21 |
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22 /* Note: when making changes here also adjust configure.in. */ |
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23 #ifdef WIN32 |
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24 /* WinSock API is separated from C API, thus we can't use read(), write(), |
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25 * errno... */ |
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26 # define SOCK_ERRNO errno = WSAGetLastError() |
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27 # undef ECONNREFUSED |
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28 # define ECONNREFUSED WSAECONNREFUSED |
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29 # undef EWOULDBLOCK |
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30 # define EWOULDBLOCK WSAEWOULDBLOCK |
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31 # ifdef EINTR |
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32 # undef EINTR |
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33 # endif |
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34 # define EINTR WSAEINTR |
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35 # define sock_write(sd, buf, len) send((SOCKET)sd, buf, len, 0) |
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36 # define sock_read(sd, buf, len) recv((SOCKET)sd, buf, len, 0) |
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37 # define sock_close(sd) closesocket((SOCKET)sd) |
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38 #else |
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39 # include <netdb.h> |
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40 # include <netinet/in.h> |
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41 |
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42 # include <sys/socket.h> |
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43 # ifdef HAVE_LIBGEN_H |
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44 # include <libgen.h> |
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45 # endif |
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46 # define SOCK_ERRNO |
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47 # define sock_write(sd, buf, len) write(sd, buf, len) |
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48 # define sock_read(sd, buf, len) read(sd, buf, len) |
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49 # define sock_close(sd) close(sd) |
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50 # define fd_read(fd, buf, len) read(fd, buf, len) |
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51 # define fd_write(sd, buf, len) write(sd, buf, len) |
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52 # define fd_close(sd) close(sd) |
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53 #endif |
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54 |
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55 #ifdef FEAT_GUI_W32 |
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56 extern HWND s_hwnd; /* Gvim's Window handle */ |
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57 #endif |
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58 |
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59 #ifdef WIN32 |
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60 static int |
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61 fd_read(sock_T fd, char *buf, size_t len) |
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62 { |
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63 HANDLE h = (HANDLE)fd; |
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64 DWORD nread; |
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65 |
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66 if (!ReadFile(h, buf, (DWORD)len, &nread, NULL)) |
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67 return -1; |
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68 return (int)nread; |
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69 } |
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70 |
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71 static int |
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72 fd_write(sock_T fd, char *buf, size_t len) |
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73 { |
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74 HANDLE h = (HANDLE)fd; |
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75 DWORD nwrite; |
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76 |
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77 if (!WriteFile(h, buf, (DWORD)len, &nwrite, NULL)) |
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78 return -1; |
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79 return (int)nwrite; |
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80 } |
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81 |
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82 static void |
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83 fd_close(sock_T fd) |
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84 { |
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85 HANDLE h = (HANDLE)fd; |
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86 |
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87 CloseHandle(h); |
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88 } |
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89 #endif |
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90 |
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91 /* Log file opened with ch_logfile(). */ |
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92 static FILE *log_fd = NULL; |
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93 #ifdef FEAT_RELTIME |
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94 static proftime_T log_start; |
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95 #endif |
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96 |
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97 void |
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98 ch_logfile(FILE *file) |
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99 { |
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100 if (log_fd != NULL) |
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101 fclose(log_fd); |
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102 log_fd = file; |
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103 if (log_fd != NULL) |
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104 { |
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105 fprintf(log_fd, "==== start log session ====\n"); |
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106 #ifdef FEAT_RELTIME |
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107 profile_start(&log_start); |
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108 #endif |
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109 } |
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110 } |
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111 |
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112 int |
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113 ch_log_active() |
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114 { |
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115 return log_fd != NULL; |
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116 } |
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117 |
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118 static void |
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119 ch_log_lead(char *what, channel_T *ch) |
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120 { |
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121 if (log_fd != NULL) |
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122 { |
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123 #ifdef FEAT_RELTIME |
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124 proftime_T log_now; |
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125 |
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126 profile_start(&log_now); |
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127 profile_sub(&log_now, &log_start); |
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128 fprintf(log_fd, "%s ", profile_msg(&log_now)); |
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129 #endif |
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130 if (ch != NULL) |
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131 fprintf(log_fd, "%son %d: ", what, ch->ch_id); |
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132 else |
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133 fprintf(log_fd, "%s: ", what); |
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134 } |
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135 } |
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136 |
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137 void |
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138 ch_log(channel_T *ch, char *msg) |
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139 { |
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140 if (log_fd != NULL) |
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141 { |
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142 ch_log_lead("", ch); |
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143 fputs(msg, log_fd); |
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144 fputc('\n', log_fd); |
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145 fflush(log_fd); |
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146 } |
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147 } |
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148 |
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149 static void |
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150 ch_logn(channel_T *ch, char *msg, int nr) |
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151 { |
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152 if (log_fd != NULL) |
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153 { |
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154 ch_log_lead("", ch); |
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155 fprintf(log_fd, msg, nr); |
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156 fputc('\n', log_fd); |
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157 fflush(log_fd); |
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158 } |
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159 } |
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160 |
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161 void |
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162 ch_logs(channel_T *ch, char *msg, char *name) |
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163 { |
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164 if (log_fd != NULL) |
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165 { |
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166 ch_log_lead("", ch); |
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167 fprintf(log_fd, msg, name); |
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168 fputc('\n', log_fd); |
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169 fflush(log_fd); |
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170 } |
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171 } |
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172 |
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173 static void |
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174 ch_logsn(channel_T *ch, char *msg, char *name, int nr) |
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175 { |
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176 if (log_fd != NULL) |
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177 { |
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178 ch_log_lead("", ch); |
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179 fprintf(log_fd, msg, name, nr); |
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180 fputc('\n', log_fd); |
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181 fflush(log_fd); |
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182 } |
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183 } |
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184 |
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185 static void |
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186 ch_error(channel_T *ch, char *msg) |
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187 { |
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188 if (log_fd != NULL) |
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189 { |
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190 ch_log_lead("ERR ", ch); |
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191 fputs(msg, log_fd); |
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192 fputc('\n', log_fd); |
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193 fflush(log_fd); |
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194 } |
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195 } |
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196 |
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197 static void |
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198 ch_errorn(channel_T *ch, char *msg, int nr) |
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199 { |
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200 if (log_fd != NULL) |
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201 { |
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202 ch_log_lead("ERR ", ch); |
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203 fprintf(log_fd, msg, nr); |
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204 fputc('\n', log_fd); |
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205 fflush(log_fd); |
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206 } |
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207 } |
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208 |
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209 static void |
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210 ch_errors(channel_T *ch, char *msg, char *arg) |
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211 { |
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212 if (log_fd != NULL) |
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213 { |
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214 ch_log_lead("ERR ", ch); |
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215 fprintf(log_fd, msg, arg); |
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216 fputc('\n', log_fd); |
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217 fflush(log_fd); |
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218 } |
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219 } |
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220 |
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221 #ifdef _WIN32 |
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222 # undef PERROR |
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223 # define PERROR(msg) (void)emsg3((char_u *)"%s: %s", \ |
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224 (char_u *)msg, (char_u *)strerror_win32(errno)) |
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225 |
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226 static char * |
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227 strerror_win32(int eno) |
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228 { |
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229 static LPVOID msgbuf = NULL; |
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230 char_u *ptr; |
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231 |
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232 if (msgbuf) |
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233 LocalFree(msgbuf); |
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234 FormatMessage( |
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235 FORMAT_MESSAGE_ALLOCATE_BUFFER | |
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236 FORMAT_MESSAGE_FROM_SYSTEM | |
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237 FORMAT_MESSAGE_IGNORE_INSERTS, |
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238 NULL, |
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239 eno, |
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240 MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT), |
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241 (LPTSTR) &msgbuf, |
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242 0, |
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243 NULL); |
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244 /* chomp \r or \n */ |
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245 for (ptr = (char_u *)msgbuf; *ptr; ptr++) |
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246 switch (*ptr) |
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247 { |
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248 case '\r': |
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249 STRMOVE(ptr, ptr + 1); |
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250 ptr--; |
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251 break; |
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252 case '\n': |
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253 if (*(ptr + 1) == '\0') |
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254 *ptr = '\0'; |
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255 else |
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256 *ptr = ' '; |
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257 break; |
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258 } |
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259 return msgbuf; |
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260 } |
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261 #endif |
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262 |
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263 /* |
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264 * The list of all allocated channels. |
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265 */ |
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266 static channel_T *first_channel = NULL; |
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267 static int next_ch_id = 0; |
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268 |
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269 /* |
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270 * Allocate a new channel. The refcount is set to 1. |
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271 * The channel isn't actually used until it is opened. |
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272 * Returns NULL if out of memory. |
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273 */ |
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274 channel_T * |
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275 add_channel(void) |
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276 { |
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277 int which; |
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278 channel_T *channel = (channel_T *)alloc_clear((int)sizeof(channel_T)); |
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279 |
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280 if (channel == NULL) |
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281 return NULL; |
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282 |
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283 channel->ch_id = next_ch_id++; |
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284 ch_log(channel, "Created channel"); |
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285 |
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286 #ifdef CHANNEL_PIPES |
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287 for (which = CHAN_SOCK; which <= CHAN_IN; ++which) |
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288 #else |
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289 which = CHAN_SOCK; |
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290 #endif |
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291 { |
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292 channel->ch_pfd[which].ch_fd = CHAN_FD_INVALID; |
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293 #ifdef FEAT_GUI_X11 |
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294 channel->ch_pfd[which].ch_inputHandler = (XtInputId)NULL; |
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295 #endif |
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296 #ifdef FEAT_GUI_GTK |
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297 channel->ch_pfd[which].ch_inputHandler = 0; |
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298 #endif |
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299 #ifdef FEAT_GUI_W32 |
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300 channel->ch_pfd[which].ch_inputHandler = -1; |
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301 #endif |
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302 } |
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303 |
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304 channel->ch_timeout = 2000; |
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305 |
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306 if (first_channel != NULL) |
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307 { |
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308 first_channel->ch_prev = channel; |
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309 channel->ch_next = first_channel; |
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310 } |
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311 first_channel = channel; |
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312 |
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313 channel->ch_refcount = 1; |
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314 return channel; |
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315 } |
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316 |
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317 /* |
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318 * Close a channel and free all its resources. |
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319 */ |
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320 void |
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321 channel_free(channel_T *channel) |
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322 { |
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323 channel_close(channel); |
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324 if (channel->ch_next != NULL) |
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325 channel->ch_next->ch_prev = channel->ch_prev; |
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326 if (channel->ch_prev == NULL) |
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327 first_channel = channel->ch_next; |
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328 else |
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329 channel->ch_prev->ch_next = channel->ch_next; |
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330 vim_free(channel); |
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331 } |
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332 |
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333 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) |
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334 static channel_T * |
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335 channel_from_id(int id) |
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336 { |
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337 channel_T *channel; |
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338 |
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339 for (channel = first_channel; channel != NULL; channel = channel->ch_next) |
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340 if (channel->ch_id == id) |
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341 return channel; |
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342 return NULL; |
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343 } |
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344 #endif |
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345 |
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346 #if defined(FEAT_GUI) || defined(PROTO) |
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347 |
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348 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) |
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349 static void |
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350 channel_read_netbeans(int id) |
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351 { |
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352 channel_T *channel = channel_from_id(id); |
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353 |
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354 if (channel == NULL) |
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355 ch_errorn(NULL, "Channel %d not found", id); |
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356 else |
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357 channel_read(channel, -1, "messageFromNetbeans"); |
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358 } |
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359 #endif |
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360 |
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361 /* |
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362 * Read a command from netbeans. |
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363 */ |
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364 #ifdef FEAT_GUI_X11 |
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365 static void |
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366 messageFromNetbeans(XtPointer clientData, |
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367 int *unused1 UNUSED, |
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368 XtInputId *unused2 UNUSED) |
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369 { |
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370 channel_read_netbeans((int)(long)clientData); |
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371 } |
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372 #endif |
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373 |
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374 #ifdef FEAT_GUI_GTK |
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375 static void |
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376 messageFromNetbeans(gpointer clientData, |
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377 gint unused1 UNUSED, |
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378 GdkInputCondition unused2 UNUSED) |
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379 { |
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380 channel_read_netbeans((int)(long)clientData); |
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381 } |
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382 #endif |
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383 |
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384 static void |
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385 channel_gui_register_one(channel_T *channel, int which) |
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386 { |
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387 # ifdef FEAT_GUI_X11 |
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388 /* Tell notifier we are interested in being called |
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389 * when there is input on the editor connection socket. */ |
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390 if (channel->ch_pfd[which].ch_inputHandler == (XtInputId)NULL) |
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391 channel->ch_pfd[which].ch_inputHandler = XtAppAddInput( |
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392 (XtAppContext)app_context, |
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393 channel->ch_pfd[which].ch_fd, |
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394 (XtPointer)(XtInputReadMask + XtInputExceptMask), |
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395 messageFromNetbeans, |
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396 (XtPointer)(long)channel->ch_id); |
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397 # else |
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398 # ifdef FEAT_GUI_GTK |
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399 /* Tell gdk we are interested in being called when there |
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400 * is input on the editor connection socket. */ |
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401 if (channel->ch_pfd[which].ch_inputHandler == 0) |
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402 channel->ch_pfd[which].ch_inputHandler = gdk_input_add( |
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403 (gint)channel->ch_pfd[which].ch_fd, |
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404 (GdkInputCondition) |
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405 ((int)GDK_INPUT_READ + (int)GDK_INPUT_EXCEPTION), |
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406 messageFromNetbeans, |
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407 (gpointer)(long)channel->ch_id); |
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408 # else |
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409 # ifdef FEAT_GUI_W32 |
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410 /* Tell Windows we are interested in receiving message when there |
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411 * is input on the editor connection socket. */ |
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412 if (channel->ch_pfd[which].ch_inputHandler == -1) |
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413 channel->ch_pfd[which].ch_inputHandler = WSAAsyncSelect( |
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414 channel->ch_pfd[which].ch_fd, |
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415 s_hwnd, WM_NETBEANS, FD_READ); |
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416 # endif |
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417 # endif |
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418 # endif |
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419 } |
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420 |
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421 void |
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422 channel_gui_register(channel_T *channel) |
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423 { |
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424 if (!CH_HAS_GUI) |
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425 return; |
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426 |
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427 if (channel->CH_SOCK != CHAN_FD_INVALID) |
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428 channel_gui_register_one(channel, CHAN_SOCK); |
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429 # ifdef CHANNEL_PIPES |
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430 if (channel->CH_OUT != CHAN_FD_INVALID) |
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431 channel_gui_register_one(channel, CHAN_OUT); |
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432 if (channel->CH_ERR != CHAN_FD_INVALID) |
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433 channel_gui_register_one(channel, CHAN_ERR); |
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434 # endif |
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435 } |
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436 |
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437 /* |
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438 * Register any of our file descriptors with the GUI event handling system. |
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439 * Called when the GUI has started. |
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440 */ |
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441 void |
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442 channel_gui_register_all(void) |
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443 { |
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444 channel_T *channel; |
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445 |
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446 for (channel = first_channel; channel != NULL; channel = channel->ch_next) |
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447 channel_gui_register(channel); |
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448 } |
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449 |
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450 static void |
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451 channel_gui_unregister(channel_T *channel) |
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452 { |
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453 int which; |
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454 |
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455 #ifdef CHANNEL_PIPES |
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456 for (which = CHAN_SOCK; which < CHAN_IN; ++which) |
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457 #else |
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458 which = CHAN_SOCK; |
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459 #endif |
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460 { |
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461 # ifdef FEAT_GUI_X11 |
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462 if (channel->ch_pfd[which].ch_inputHandler != (XtInputId)NULL) |
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463 { |
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464 XtRemoveInput(channel->ch_pfd[which].ch_inputHandler); |
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465 channel->ch_pfd[which].ch_inputHandler = (XtInputId)NULL; |
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466 } |
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467 # else |
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468 # ifdef FEAT_GUI_GTK |
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469 if (channel->ch_pfd[which].ch_inputHandler != 0) |
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470 { |
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471 gdk_input_remove(channel->ch_pfd[which].ch_inputHandler); |
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472 channel->ch_pfd[which].ch_inputHandler = 0; |
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473 } |
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474 # else |
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475 # ifdef FEAT_GUI_W32 |
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476 if (channel->ch_pfd[which].ch_inputHandler == 0) |
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477 { |
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478 WSAAsyncSelect(channel->ch_pfd[which].ch_fd, s_hwnd, 0, 0); |
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479 channel->ch_pfd[which].ch_inputHandler = -1; |
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480 } |
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481 # endif |
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482 # endif |
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483 # endif |
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484 } |
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485 } |
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486 |
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487 #endif |
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488 |
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489 static char *e_cannot_connect = N_("E902: Cannot connect to port"); |
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490 |
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491 /* |
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492 * Open a socket channel to "hostname":"port". |
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493 * "waittime" is the time in msec to wait for the connection. |
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494 * When negative wait forever. |
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495 * Returns the channel for success. |
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496 * Returns NULL for failure. |
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497 */ |
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498 channel_T * |
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499 channel_open(char *hostname, int port_in, int waittime, void (*close_cb)(void)) |
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500 { |
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501 int sd = -1; |
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502 struct sockaddr_in server; |
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503 struct hostent *host; |
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504 #ifdef WIN32 |
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505 u_short port = port_in; |
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506 u_long val = 1; |
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507 #else |
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508 int port = port_in; |
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509 struct timeval start_tv; |
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510 int so_error; |
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511 socklen_t so_error_len = sizeof(so_error); |
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512 #endif |
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513 channel_T *channel; |
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514 int ret; |
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515 |
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516 #ifdef WIN32 |
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517 channel_init_winsock(); |
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518 #endif |
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519 |
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520 channel = add_channel(); |
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521 if (channel == NULL) |
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522 { |
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523 ch_error(NULL, "Cannot allocate channel."); |
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524 return NULL; |
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525 } |
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526 |
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527 /* Get the server internet address and put into addr structure */ |
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528 /* fill in the socket address structure and connect to server */ |
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529 vim_memset((char *)&server, 0, sizeof(server)); |
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530 server.sin_family = AF_INET; |
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531 server.sin_port = htons(port); |
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532 if ((host = gethostbyname(hostname)) == NULL) |
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533 { |
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534 ch_error(channel, "in gethostbyname() in channel_open()"); |
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535 PERROR("E901: gethostbyname() in channel_open()"); |
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536 channel_free(channel); |
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537 return NULL; |
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538 } |
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539 memcpy((char *)&server.sin_addr, host->h_addr, host->h_length); |
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540 |
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541 /* On Mac and Solaris a zero timeout almost never works. At least wait |
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542 * one millisecond. Let's do it for all systems, because we don't know why |
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543 * this is needed. */ |
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544 if (waittime == 0) |
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545 waittime = 1; |
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546 |
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547 /* |
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548 * For Unix we need to call connect() again after connect() failed. |
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549 * On Win32 one time is sufficient. |
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550 */ |
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551 while (TRUE) |
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552 { |
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553 if (sd >= 0) |
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554 sock_close(sd); |
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555 sd = socket(AF_INET, SOCK_STREAM, 0); |
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556 if (sd == -1) |
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557 { |
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558 ch_error(channel, "in socket() in channel_open()."); |
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559 PERROR("E898: socket() in channel_open()"); |
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560 channel_free(channel); |
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561 return NULL; |
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562 } |
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563 |
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564 if (waittime >= 0) |
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565 { |
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566 /* Make connect() non-blocking. */ |
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567 if ( |
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568 #ifdef _WIN32 |
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569 ioctlsocket(sd, FIONBIO, &val) < 0 |
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570 #else |
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571 fcntl(sd, F_SETFL, O_NONBLOCK) < 0 |
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572 #endif |
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573 ) |
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574 { |
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575 SOCK_ERRNO; |
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576 ch_errorn(channel, |
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577 "channel_open: Connect failed with errno %d", errno); |
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578 sock_close(sd); |
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579 channel_free(channel); |
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580 return NULL; |
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581 } |
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582 } |
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583 |
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584 /* Try connecting to the server. */ |
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585 ch_logsn(channel, "Connecting to %s port %d", hostname, port); |
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586 ret = connect(sd, (struct sockaddr *)&server, sizeof(server)); |
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587 |
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588 SOCK_ERRNO; |
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589 if (ret < 0) |
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590 { |
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591 if (errno != EWOULDBLOCK |
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592 && errno != ECONNREFUSED |
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593 |
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594 #ifdef EINPROGRESS |
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595 && errno != EINPROGRESS |
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596 #endif |
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597 ) |
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598 { |
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599 ch_errorn(channel, |
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600 "channel_open: Connect failed with errno %d", errno); |
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601 PERROR(_(e_cannot_connect)); |
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602 sock_close(sd); |
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603 channel_free(channel); |
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604 return NULL; |
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605 } |
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606 } |
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607 |
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608 /* If we don't block and connect() failed then try using select() to |
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609 * wait for the connection to be made. */ |
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610 if (waittime >= 0 && ret < 0) |
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611 { |
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612 struct timeval tv; |
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613 fd_set wfds; |
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614 #if defined(__APPLE__) && __APPLE__ == 1 |
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615 # define PASS_RFDS |
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616 fd_set rfds; |
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617 |
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618 FD_ZERO(&rfds); |
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619 FD_SET(sd, &rfds); |
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620 #endif |
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621 FD_ZERO(&wfds); |
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622 FD_SET(sd, &wfds); |
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623 |
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624 tv.tv_sec = waittime / 1000; |
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625 tv.tv_usec = (waittime % 1000) * 1000; |
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626 #ifndef WIN32 |
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627 gettimeofday(&start_tv, NULL); |
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628 #endif |
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629 ch_logn(channel, |
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630 "Waiting for connection (waittime %d msec)...", waittime); |
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631 ret = select((int)sd + 1, |
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632 #ifdef PASS_RFDS |
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633 &rfds, |
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634 #else |
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635 NULL, |
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636 #endif |
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637 &wfds, NULL, &tv); |
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638 |
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639 if (ret < 0) |
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640 { |
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641 SOCK_ERRNO; |
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642 ch_errorn(channel, |
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643 "channel_open: Connect failed with errno %d", errno); |
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644 PERROR(_(e_cannot_connect)); |
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645 sock_close(sd); |
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646 channel_free(channel); |
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647 return NULL; |
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648 } |
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649 #ifdef PASS_RFDS |
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650 if (ret == 0 && FD_ISSET(sd, &rfds) && FD_ISSET(sd, &wfds)) |
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651 { |
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652 /* For OS X, this implies error. See tcp(4). */ |
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653 ch_error(channel, "channel_open: Connect failed"); |
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654 EMSG(_(e_cannot_connect)); |
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655 sock_close(sd); |
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656 channel_free(channel); |
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657 return NULL; |
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658 } |
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659 #endif |
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660 #ifdef WIN32 |
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661 /* On Win32 select() is expected to work and wait for up to the |
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662 * waittime for the socket to be open. */ |
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663 if (!FD_ISSET(sd, &wfds) || ret == 0) |
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664 #else |
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665 /* See socket(7) for the behavior on Linux-like systems: |
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666 * After putting the socket in non-blocking mode, connect() will |
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667 * return EINPROGRESS, select() will not wait (as if writing is |
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668 * possible), need to use getsockopt() to check if the socket is |
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669 * actually open. */ |
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670 getsockopt(sd, SOL_SOCKET, SO_ERROR, &so_error, &so_error_len); |
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671 if (!FD_ISSET(sd, &wfds) || ret == 0 || so_error != 0) |
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672 #endif |
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673 { |
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674 #ifndef WIN32 |
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675 struct timeval end_tv; |
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676 long elapsed_msec; |
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677 |
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678 gettimeofday(&end_tv, NULL); |
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679 elapsed_msec = (end_tv.tv_sec - start_tv.tv_sec) * 1000 |
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680 + (end_tv.tv_usec - start_tv.tv_usec) / 1000; |
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681 if (waittime > 1 && elapsed_msec < waittime) |
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682 { |
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683 /* The port isn't ready but we also didn't get an error. |
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684 * This happens when the server didn't open the socket |
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685 * yet. Wait a bit and try again. */ |
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686 mch_delay(waittime < 50 ? (long)waittime : 50L, TRUE); |
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687 ui_breakcheck(); |
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688 if (!got_int) |
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689 { |
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690 /* reduce the waittime by the elapsed time and the 50 |
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691 * msec delay (or a bit more) */ |
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692 waittime -= elapsed_msec; |
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693 if (waittime > 50) |
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694 waittime -= 50; |
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695 else |
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696 waittime = 1; |
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697 continue; |
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698 } |
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699 /* we were interrupted, behave as if timed out */ |
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700 } |
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701 #endif |
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702 /* We timed out. */ |
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703 ch_error(channel, "Connection timed out"); |
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704 sock_close(sd); |
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705 channel_free(channel); |
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706 return NULL; |
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707 } |
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708 |
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commit https://github.com/vim/vim/commit/81661fb86801e6d6e5194b43dfd27d73fcc016ec
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
709 ch_log(channel, "Connection made"); |
4aea0b0aa714
commit https://github.com/vim/vim/commit/81661fb86801e6d6e5194b43dfd27d73fcc016ec
Christian Brabandt <cb@256bit.org>
parents:
8096
diff
changeset
|
710 break; |
8096
882ba5080c5c
commit https://github.com/vim/vim/commit/e74e8e7d758e9312165a931f176185f07a64231a
Christian Brabandt <cb@256bit.org>
parents:
8094
diff
changeset
|
711 } |
7982
5c30ba57aaea
commit https://github.com/vim/vim/commit/7a84dbe6be0ef0e1ffbb7148cfe4ab50b9ba8f41
Christian Brabandt <cb@256bit.org>
parents:
7967
diff
changeset
|
712 } |
7935
3f2e0b62003d
commit https://github.com/vim/vim/commit/4d919d748e4e435edb135aa5ccf6ee7de9212023
Christian Brabandt <cb@256bit.org>
parents:
7933
diff
changeset
|
713 |
7982
5c30ba57aaea
commit https://github.com/vim/vim/commit/7a84dbe6be0ef0e1ffbb7148cfe4ab50b9ba8f41
Christian Brabandt <cb@256bit.org>
parents:
7967
diff
changeset
|
714 if (waittime >= 0) |
5c30ba57aaea
commit https://github.com/vim/vim/commit/7a84dbe6be0ef0e1ffbb7148cfe4ab50b9ba8f41
Christian Brabandt <cb@256bit.org>
parents:
7967
diff
changeset
|
715 { |
7935
3f2e0b62003d
commit https://github.com/vim/vim/commit/4d919d748e4e435edb135aa5ccf6ee7de9212023
Christian Brabandt <cb@256bit.org>
parents:
7933
diff
changeset
|
716 #ifdef _WIN32 |
3f2e0b62003d
commit https://github.com/vim/vim/commit/4d919d748e4e435edb135aa5ccf6ee7de9212023
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
717 val = 0; |
3f2e0b62003d
commit https://github.com/vim/vim/commit/4d919d748e4e435edb135aa5ccf6ee7de9212023
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
718 ioctlsocket(sd, FIONBIO, &val); |
3f2e0b62003d
commit https://github.com/vim/vim/commit/4d919d748e4e435edb135aa5ccf6ee7de9212023
Christian Brabandt <cb@256bit.org>
parents:
7933
diff
changeset
|
719 #else |
7961
a7e58c6e4e9a
commit https://github.com/vim/vim/commit/fbc4b4db3a9690906a96e16724350a6241cf32a5
Christian Brabandt <cb@256bit.org>
parents:
7945
diff
changeset
|
720 (void)fcntl(sd, F_SETFL, 0); |
7935
3f2e0b62003d
commit https://github.com/vim/vim/commit/4d919d748e4e435edb135aa5ccf6ee7de9212023
Christian Brabandt <cb@256bit.org>
parents:
7933
diff
changeset
|
721 #endif |
3f2e0b62003d
commit https://github.com/vim/vim/commit/4d919d748e4e435edb135aa5ccf6ee7de9212023
Christian Brabandt <cb@256bit.org>
parents:
7933
diff
changeset
|
722 } |
3f2e0b62003d
commit https://github.com/vim/vim/commit/4d919d748e4e435edb135aa5ccf6ee7de9212023
Christian Brabandt <cb@256bit.org>
parents:
7933
diff
changeset
|
723 |
8059
19304db153bc
commit https://github.com/vim/vim/commit/d807036d10615b960c814ef3890ecad335b57f56
Christian Brabandt <cb@256bit.org>
parents:
8055
diff
changeset
|
724 channel->CH_SOCK = (sock_T)sd; |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
725 channel->ch_close_cb = close_cb; |
7770
42c1a4e63d12
commit https://github.com/vim/vim/commit/d04a020a8a8d7a438b091d49218c438880beb50c
Christian Brabandt <cb@256bit.org>
parents:
7743
diff
changeset
|
726 |
42c1a4e63d12
commit https://github.com/vim/vim/commit/d04a020a8a8d7a438b091d49218c438880beb50c
Christian Brabandt <cb@256bit.org>
parents:
7743
diff
changeset
|
727 #ifdef FEAT_GUI |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
728 channel_gui_register(channel); |
7770
42c1a4e63d12
commit https://github.com/vim/vim/commit/d04a020a8a8d7a438b091d49218c438880beb50c
Christian Brabandt <cb@256bit.org>
parents:
7743
diff
changeset
|
729 #endif |
42c1a4e63d12
commit https://github.com/vim/vim/commit/d04a020a8a8d7a438b091d49218c438880beb50c
Christian Brabandt <cb@256bit.org>
parents:
7743
diff
changeset
|
730 |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
731 return channel; |
7770
42c1a4e63d12
commit https://github.com/vim/vim/commit/d04a020a8a8d7a438b091d49218c438880beb50c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
732 } |
42c1a4e63d12
commit https://github.com/vim/vim/commit/d04a020a8a8d7a438b091d49218c438880beb50c
Christian Brabandt <cb@256bit.org>
parents:
7743
diff
changeset
|
733 |
8031
ece323e2b57f
commit https://github.com/vim/vim/commit/6463ca229cb9412581419497924c85fcbfc854ab
Christian Brabandt <cb@256bit.org>
parents:
8009
diff
changeset
|
734 #if defined(CHANNEL_PIPES) || defined(PROTO) |
7788
192ae655ac91
commit https://github.com/vim/vim/commit/3b5f929b18492fec291d1ec95a91f54e5912c03b
Christian Brabandt <cb@256bit.org>
parents:
7780
diff
changeset
|
735 void |
8059
19304db153bc
commit https://github.com/vim/vim/commit/d807036d10615b960c814ef3890ecad335b57f56
Christian Brabandt <cb@256bit.org>
parents:
8055
diff
changeset
|
736 channel_set_pipes(channel_T *channel, sock_T in, sock_T out, sock_T err) |
7788
192ae655ac91
commit https://github.com/vim/vim/commit/3b5f929b18492fec291d1ec95a91f54e5912c03b
Christian Brabandt <cb@256bit.org>
parents:
7780
diff
changeset
|
737 { |
8047
7c74cafac0a1
commit https://github.com/vim/vim/commit/7b3ca76a451b10d238ef946f3231762e0bd988e9
Christian Brabandt <cb@256bit.org>
parents:
8041
diff
changeset
|
738 channel->CH_IN = in; |
7c74cafac0a1
commit https://github.com/vim/vim/commit/7b3ca76a451b10d238ef946f3231762e0bd988e9
Christian Brabandt <cb@256bit.org>
parents:
8041
diff
changeset
|
739 channel->CH_OUT = out; |
7c74cafac0a1
commit https://github.com/vim/vim/commit/7b3ca76a451b10d238ef946f3231762e0bd988e9
Christian Brabandt <cb@256bit.org>
parents:
8041
diff
changeset
|
740 channel->CH_ERR = err; |
8031
ece323e2b57f
commit https://github.com/vim/vim/commit/6463ca229cb9412581419497924c85fcbfc854ab
Christian Brabandt <cb@256bit.org>
parents:
8009
diff
changeset
|
741 } |
ece323e2b57f
commit https://github.com/vim/vim/commit/6463ca229cb9412581419497924c85fcbfc854ab
Christian Brabandt <cb@256bit.org>
parents:
8009
diff
changeset
|
742 #endif |
ece323e2b57f
commit https://github.com/vim/vim/commit/6463ca229cb9412581419497924c85fcbfc854ab
Christian Brabandt <cb@256bit.org>
parents:
8009
diff
changeset
|
743 |
ece323e2b57f
commit https://github.com/vim/vim/commit/6463ca229cb9412581419497924c85fcbfc854ab
Christian Brabandt <cb@256bit.org>
parents:
8009
diff
changeset
|
744 void |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
745 channel_set_job(channel_T *channel, job_T *job) |
8031
ece323e2b57f
commit https://github.com/vim/vim/commit/6463ca229cb9412581419497924c85fcbfc854ab
Christian Brabandt <cb@256bit.org>
parents:
8009
diff
changeset
|
746 { |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
747 channel->ch_job = job; |
7788
192ae655ac91
commit https://github.com/vim/vim/commit/3b5f929b18492fec291d1ec95a91f54e5912c03b
Christian Brabandt <cb@256bit.org>
parents:
7780
diff
changeset
|
748 } |
192ae655ac91
commit https://github.com/vim/vim/commit/3b5f929b18492fec291d1ec95a91f54e5912c03b
Christian Brabandt <cb@256bit.org>
parents:
7780
diff
changeset
|
749 |
192ae655ac91
commit https://github.com/vim/vim/commit/3b5f929b18492fec291d1ec95a91f54e5912c03b
Christian Brabandt <cb@256bit.org>
parents:
7780
diff
changeset
|
750 /* |
8094
18a3f0f05244
commit https://github.com/vim/vim/commit/910b8aac5dc4693c4508b7acd2cef0bbfac04242
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
751 * Set various properties from an "options" argument. |
18a3f0f05244
commit https://github.com/vim/vim/commit/910b8aac5dc4693c4508b7acd2cef0bbfac04242
Christian Brabandt <cb@256bit.org>
parents:
8084
diff
changeset
|
752 */ |
18a3f0f05244
commit https://github.com/vim/vim/commit/910b8aac5dc4693c4508b7acd2cef0bbfac04242
Christian Brabandt <cb@256bit.org>
parents:
8084
diff
changeset
|
753 void |
18a3f0f05244
commit https://github.com/vim/vim/commit/910b8aac5dc4693c4508b7acd2cef0bbfac04242
Christian Brabandt <cb@256bit.org>
parents:
8084
diff
changeset
|
754 channel_set_options(channel_T *channel, jobopt_T *options) |
18a3f0f05244
commit https://github.com/vim/vim/commit/910b8aac5dc4693c4508b7acd2cef0bbfac04242
Christian Brabandt <cb@256bit.org>
parents:
8084
diff
changeset
|
755 { |
8124
310dd635e8c9
commit https://github.com/vim/vim/commit/40ea1da14ba196a23309789852e1b663fd92e3a8
Christian Brabandt <cb@256bit.org>
parents:
8122
diff
changeset
|
756 if (options->jo_set & JO_MODE) |
310dd635e8c9
commit https://github.com/vim/vim/commit/40ea1da14ba196a23309789852e1b663fd92e3a8
Christian Brabandt <cb@256bit.org>
parents:
8122
diff
changeset
|
757 channel->ch_mode = options->jo_mode; |
310dd635e8c9
commit https://github.com/vim/vim/commit/40ea1da14ba196a23309789852e1b663fd92e3a8
Christian Brabandt <cb@256bit.org>
parents:
8122
diff
changeset
|
758 if (options->jo_set & JO_TIMEOUT) |
310dd635e8c9
commit https://github.com/vim/vim/commit/40ea1da14ba196a23309789852e1b663fd92e3a8
Christian Brabandt <cb@256bit.org>
parents:
8122
diff
changeset
|
759 channel->ch_timeout = options->jo_timeout; |
8094
18a3f0f05244
commit https://github.com/vim/vim/commit/910b8aac5dc4693c4508b7acd2cef0bbfac04242
Christian Brabandt <cb@256bit.org>
parents:
8084
diff
changeset
|
760 |
8132
f96536c291d8
commit https://github.com/vim/vim/commit/0ba75a9714884895b2ac09733158c47544a8dfb9
Christian Brabandt <cb@256bit.org>
parents:
8124
diff
changeset
|
761 if (options->jo_set & JO_CALLBACK) |
f96536c291d8
commit https://github.com/vim/vim/commit/0ba75a9714884895b2ac09733158c47544a8dfb9
Christian Brabandt <cb@256bit.org>
parents:
8124
diff
changeset
|
762 { |
f96536c291d8
commit https://github.com/vim/vim/commit/0ba75a9714884895b2ac09733158c47544a8dfb9
Christian Brabandt <cb@256bit.org>
parents:
8124
diff
changeset
|
763 vim_free(channel->ch_callback); |
f96536c291d8
commit https://github.com/vim/vim/commit/0ba75a9714884895b2ac09733158c47544a8dfb9
Christian Brabandt <cb@256bit.org>
parents:
8124
diff
changeset
|
764 if (options->jo_callback != NULL && *options->jo_callback != NUL) |
f96536c291d8
commit https://github.com/vim/vim/commit/0ba75a9714884895b2ac09733158c47544a8dfb9
Christian Brabandt <cb@256bit.org>
parents:
8124
diff
changeset
|
765 channel->ch_callback = vim_strsave(options->jo_callback); |
f96536c291d8
commit https://github.com/vim/vim/commit/0ba75a9714884895b2ac09733158c47544a8dfb9
Christian Brabandt <cb@256bit.org>
parents:
8124
diff
changeset
|
766 else |
f96536c291d8
commit https://github.com/vim/vim/commit/0ba75a9714884895b2ac09733158c47544a8dfb9
Christian Brabandt <cb@256bit.org>
parents:
8124
diff
changeset
|
767 channel->ch_callback = NULL; |
f96536c291d8
commit https://github.com/vim/vim/commit/0ba75a9714884895b2ac09733158c47544a8dfb9
Christian Brabandt <cb@256bit.org>
parents:
8124
diff
changeset
|
768 } |
8094
18a3f0f05244
commit https://github.com/vim/vim/commit/910b8aac5dc4693c4508b7acd2cef0bbfac04242
Christian Brabandt <cb@256bit.org>
parents:
8084
diff
changeset
|
769 } |
18a3f0f05244
commit https://github.com/vim/vim/commit/910b8aac5dc4693c4508b7acd2cef0bbfac04242
Christian Brabandt <cb@256bit.org>
parents:
8084
diff
changeset
|
770 |
18a3f0f05244
commit https://github.com/vim/vim/commit/910b8aac5dc4693c4508b7acd2cef0bbfac04242
Christian Brabandt <cb@256bit.org>
parents:
8084
diff
changeset
|
771 /* |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
772 * Set the callback for channel "channel" for the response with "id". |
8031
ece323e2b57f
commit https://github.com/vim/vim/commit/6463ca229cb9412581419497924c85fcbfc854ab
Christian Brabandt <cb@256bit.org>
parents:
8009
diff
changeset
|
773 */ |
ece323e2b57f
commit https://github.com/vim/vim/commit/6463ca229cb9412581419497924c85fcbfc854ab
Christian Brabandt <cb@256bit.org>
parents:
8009
diff
changeset
|
774 void |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
775 channel_set_req_callback(channel_T *channel, char_u *callback, int id) |
8031
ece323e2b57f
commit https://github.com/vim/vim/commit/6463ca229cb9412581419497924c85fcbfc854ab
Christian Brabandt <cb@256bit.org>
parents:
8009
diff
changeset
|
776 { |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
777 cbq_T *head = &channel->ch_cb_head; |
7933
1f0743f4f88f
commit https://github.com/vim/vim/commit/a07fec9c85d062acd9dd433a2e681770f459ba47
Christian Brabandt <cb@256bit.org>
parents:
7931
diff
changeset
|
778 cbq_T *item = (cbq_T *)alloc((int)sizeof(cbq_T)); |
1f0743f4f88f
commit https://github.com/vim/vim/commit/a07fec9c85d062acd9dd433a2e681770f459ba47
Christian Brabandt <cb@256bit.org>
parents:
7931
diff
changeset
|
779 |
1f0743f4f88f
commit https://github.com/vim/vim/commit/a07fec9c85d062acd9dd433a2e681770f459ba47
Christian Brabandt <cb@256bit.org>
parents:
7931
diff
changeset
|
780 if (item != NULL) |
1f0743f4f88f
commit https://github.com/vim/vim/commit/a07fec9c85d062acd9dd433a2e681770f459ba47
Christian Brabandt <cb@256bit.org>
parents:
7931
diff
changeset
|
781 { |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
782 item->cq_callback = vim_strsave(callback); |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
783 item->cq_seq_nr = id; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
784 item->cq_prev = head->cq_prev; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
785 head->cq_prev = item; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
786 item->cq_next = NULL; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
787 if (item->cq_prev == NULL) |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
788 head->cq_next = item; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
789 else |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
790 item->cq_prev->cq_next = item; |
7933
1f0743f4f88f
commit https://github.com/vim/vim/commit/a07fec9c85d062acd9dd433a2e681770f459ba47
Christian Brabandt <cb@256bit.org>
parents:
7931
diff
changeset
|
791 } |
7788
192ae655ac91
commit https://github.com/vim/vim/commit/3b5f929b18492fec291d1ec95a91f54e5912c03b
Christian Brabandt <cb@256bit.org>
parents:
7780
diff
changeset
|
792 } |
192ae655ac91
commit https://github.com/vim/vim/commit/3b5f929b18492fec291d1ec95a91f54e5912c03b
Christian Brabandt <cb@256bit.org>
parents:
7780
diff
changeset
|
793 |
192ae655ac91
commit https://github.com/vim/vim/commit/3b5f929b18492fec291d1ec95a91f54e5912c03b
Christian Brabandt <cb@256bit.org>
parents:
7780
diff
changeset
|
794 /* |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
795 * Invoke the "callback" on channel "channel". |
7788
192ae655ac91
commit https://github.com/vim/vim/commit/3b5f929b18492fec291d1ec95a91f54e5912c03b
Christian Brabandt <cb@256bit.org>
parents:
7780
diff
changeset
|
796 */ |
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797 static void |
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798 invoke_callback(channel_T *channel, char_u *callback, typval_T *argv) |
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799 { |
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800 typval_T rettv; |
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801 int dummy; |
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802 |
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803 argv[0].v_type = VAR_CHANNEL; |
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804 argv[0].vval.v_channel = channel; |
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805 |
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806 call_func(callback, (int)STRLEN(callback), |
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807 &rettv, 2, argv, 0L, 0L, &dummy, TRUE, NULL); |
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808 /* If an echo command was used the cursor needs to be put back where |
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809 * it belongs. */ |
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810 setcursor(); |
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811 cursor_on(); |
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812 out_flush(); |
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813 } |
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814 |
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815 /* |
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816 * Return the first buffer from the channel and remove it. |
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817 * The caller must free it. |
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818 * Returns NULL if there is nothing. |
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819 */ |
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820 char_u * |
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821 channel_get(channel_T *channel) |
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822 { |
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823 readq_T *head = &channel->ch_head; |
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824 readq_T *node = head->rq_next; |
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825 char_u *p; |
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826 |
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827 if (node == NULL) |
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828 return NULL; |
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829 /* dispose of the node but keep the buffer */ |
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830 p = node->rq_buffer; |
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831 head->rq_next = node->rq_next; |
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832 if (node->rq_next == NULL) |
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833 head->rq_prev = NULL; |
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834 else |
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835 node->rq_next->rq_prev = NULL; |
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836 vim_free(node); |
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837 return p; |
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838 } |
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839 |
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840 /* |
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841 * Returns the whole buffer contents concatenated. |
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842 */ |
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843 static char_u * |
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844 channel_get_all(channel_T *channel) |
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845 { |
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846 /* Concatenate everything into one buffer. |
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847 * TODO: avoid multiple allocations. */ |
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848 while (channel_collapse(channel) == OK) |
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849 ; |
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850 return channel_get(channel); |
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851 } |
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852 |
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853 /* |
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854 * Collapses the first and second buffer in the channel "channel". |
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855 * Returns FAIL if that is not possible. |
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856 */ |
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857 int |
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858 channel_collapse(channel_T *channel) |
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859 { |
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860 readq_T *head = &channel->ch_head; |
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861 readq_T *node = head->rq_next; |
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862 char_u *p; |
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863 |
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864 if (node == NULL || node->rq_next == NULL) |
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865 return FAIL; |
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866 |
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867 p = alloc((unsigned)(STRLEN(node->rq_buffer) |
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868 + STRLEN(node->rq_next->rq_buffer) + 1)); |
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869 if (p == NULL) |
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870 return FAIL; /* out of memory */ |
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871 STRCPY(p, node->rq_buffer); |
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872 STRCAT(p, node->rq_next->rq_buffer); |
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873 vim_free(node->rq_next->rq_buffer); |
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874 node->rq_next->rq_buffer = p; |
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875 |
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876 /* dispose of the node and its buffer */ |
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877 head->rq_next = node->rq_next; |
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878 head->rq_next->rq_prev = NULL; |
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879 vim_free(node->rq_buffer); |
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880 vim_free(node); |
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881 return OK; |
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882 } |
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883 |
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Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
884 /* |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
885 * Use the read buffer of channel "channel" and parse a JSON messages that is |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
886 * complete. The messages are added to the queue. |
7899
93c61501c2cf
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Christian Brabandt <cb@256bit.org>
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diff
changeset
|
887 * Return TRUE if there is more to read. |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
888 */ |
7899
93c61501c2cf
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Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
889 static int |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
890 channel_parse_json(channel_T *channel) |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
891 { |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
892 js_read_T reader; |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
893 typval_T listtv; |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
894 jsonq_T *item; |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
895 jsonq_T *head = &channel->ch_json_head; |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
896 int ret; |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
897 |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
898 if (channel_peek(channel) == NULL) |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
899 return FALSE; |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
900 |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
901 /* TODO: make reader work properly */ |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
902 /* reader.js_buf = channel_peek(channel); */ |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
903 reader.js_buf = channel_get_all(channel); |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
904 reader.js_used = 0; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
905 reader.js_fill = NULL; |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
906 /* reader.js_fill = channel_fill; */ |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
907 reader.js_cookie = channel; |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
908 ret = json_decode(&reader, &listtv, |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
909 channel->ch_mode == MODE_JS ? JSON_JS : 0); |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
910 if (ret == OK) |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
911 { |
7937
2e905dfc6999
commit https://github.com/vim/vim/commit/6076fe1986255d32b7a078a28bf9e7bea19d6f30
Christian Brabandt <cb@256bit.org>
parents:
7935
diff
changeset
|
912 /* Only accept the response when it is a list with at least two |
2e905dfc6999
commit https://github.com/vim/vim/commit/6076fe1986255d32b7a078a28bf9e7bea19d6f30
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
913 * items. */ |
2e905dfc6999
commit https://github.com/vim/vim/commit/6076fe1986255d32b7a078a28bf9e7bea19d6f30
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
914 if (listtv.v_type != VAR_LIST || listtv.vval.v_list->lv_len < 2) |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
915 { |
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
916 /* TODO: give error */ |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
917 clear_tv(&listtv); |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
918 } |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
919 else |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
920 { |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
921 item = (jsonq_T *)alloc((unsigned)sizeof(jsonq_T)); |
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
922 if (item == NULL) |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
923 clear_tv(&listtv); |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
924 else |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
925 { |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
926 item->jq_value = alloc_tv(); |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
927 if (item->jq_value == NULL) |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
928 { |
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
929 vim_free(item); |
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
930 clear_tv(&listtv); |
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
931 } |
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
932 else |
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
933 { |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
934 *item->jq_value = listtv; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
935 item->jq_prev = head->jq_prev; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
936 head->jq_prev = item; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
937 item->jq_next = NULL; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
938 if (item->jq_prev == NULL) |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
939 head->jq_next = item; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
940 else |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
941 item->jq_prev->jq_next = item; |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
942 } |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
943 } |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
944 } |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
945 } |
7885
6e6f829af138
commit https://github.com/vim/vim/commit/df5b27b20ec023274fb0f5347973d5abcde7ddd6
Christian Brabandt <cb@256bit.org>
parents:
7883
diff
changeset
|
946 |
6e6f829af138
commit https://github.com/vim/vim/commit/df5b27b20ec023274fb0f5347973d5abcde7ddd6
Christian Brabandt <cb@256bit.org>
parents:
7883
diff
changeset
|
947 /* Put the unread part back into the channel. |
6e6f829af138
commit https://github.com/vim/vim/commit/df5b27b20ec023274fb0f5347973d5abcde7ddd6
Christian Brabandt <cb@256bit.org>
parents:
7883
diff
changeset
|
948 * TODO: insert in front */ |
6e6f829af138
commit https://github.com/vim/vim/commit/df5b27b20ec023274fb0f5347973d5abcde7ddd6
Christian Brabandt <cb@256bit.org>
parents:
7883
diff
changeset
|
949 if (reader.js_buf[reader.js_used] != NUL) |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
950 { |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
951 channel_save(channel, reader.js_buf + reader.js_used, |
7885
6e6f829af138
commit https://github.com/vim/vim/commit/df5b27b20ec023274fb0f5347973d5abcde7ddd6
Christian Brabandt <cb@256bit.org>
parents:
7883
diff
changeset
|
952 (int)(reader.js_end - reader.js_buf) - reader.js_used); |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
953 ret = TRUE; |
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
954 } |
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
955 else |
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
956 ret = FALSE; |
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
957 |
7885
6e6f829af138
commit https://github.com/vim/vim/commit/df5b27b20ec023274fb0f5347973d5abcde7ddd6
Christian Brabandt <cb@256bit.org>
parents:
7883
diff
changeset
|
958 vim_free(reader.js_buf); |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
959 return ret; |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
960 } |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
961 |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
962 /* |
8074
dc32c8026899
commit https://github.com/vim/vim/commit/d46ae142aa9452e99576b5e923de974704e3c896
Christian Brabandt <cb@256bit.org>
parents:
8072
diff
changeset
|
963 * Remove "node" from the queue that it is in. Does not free it. |
7933
1f0743f4f88f
commit https://github.com/vim/vim/commit/a07fec9c85d062acd9dd433a2e681770f459ba47
Christian Brabandt <cb@256bit.org>
parents:
7931
diff
changeset
|
964 */ |
1f0743f4f88f
commit https://github.com/vim/vim/commit/a07fec9c85d062acd9dd433a2e681770f459ba47
Christian Brabandt <cb@256bit.org>
parents:
7931
diff
changeset
|
965 static void |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
966 remove_cb_node(cbq_T *head, cbq_T *node) |
7933
1f0743f4f88f
commit https://github.com/vim/vim/commit/a07fec9c85d062acd9dd433a2e681770f459ba47
Christian Brabandt <cb@256bit.org>
parents:
7931
diff
changeset
|
967 { |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
968 if (node->cq_prev == NULL) |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
969 head->cq_next = node->cq_next; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
970 else |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
971 node->cq_prev->cq_next = node->cq_next; |
c6443e78cf2d
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parents:
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diff
changeset
|
972 if (node->cq_next == NULL) |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
973 head->cq_prev = node->cq_prev; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
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parents:
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diff
changeset
|
974 else |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
975 node->cq_next->cq_prev = node->cq_prev; |
7933
1f0743f4f88f
commit https://github.com/vim/vim/commit/a07fec9c85d062acd9dd433a2e681770f459ba47
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
976 } |
1f0743f4f88f
commit https://github.com/vim/vim/commit/a07fec9c85d062acd9dd433a2e681770f459ba47
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
977 |
1f0743f4f88f
commit https://github.com/vim/vim/commit/a07fec9c85d062acd9dd433a2e681770f459ba47
Christian Brabandt <cb@256bit.org>
parents:
7931
diff
changeset
|
978 /* |
1f0743f4f88f
commit https://github.com/vim/vim/commit/a07fec9c85d062acd9dd433a2e681770f459ba47
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
979 * Remove "node" from the queue that it is in and free it. |
8041
c6443e78cf2d
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Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
980 * Caller should have freed or used node->jq_value. |
7868
17e6ff1a74f1
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parents:
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diff
changeset
|
981 */ |
17e6ff1a74f1
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Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
982 static void |
8041
c6443e78cf2d
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parents:
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diff
changeset
|
983 remove_json_node(jsonq_T *head, jsonq_T *node) |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
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diff
changeset
|
984 { |
8041
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diff
changeset
|
985 if (node->jq_prev == NULL) |
c6443e78cf2d
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parents:
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diff
changeset
|
986 head->jq_next = node->jq_next; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
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parents:
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diff
changeset
|
987 else |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
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parents:
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diff
changeset
|
988 node->jq_prev->jq_next = node->jq_next; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
989 if (node->jq_next == NULL) |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
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parents:
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diff
changeset
|
990 head->jq_prev = node->jq_prev; |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
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diff
changeset
|
991 else |
c6443e78cf2d
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changeset
|
992 node->jq_next->jq_prev = node->jq_prev; |
7868
17e6ff1a74f1
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Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
993 vim_free(node); |
17e6ff1a74f1
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changeset
|
994 } |
17e6ff1a74f1
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parents:
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diff
changeset
|
995 |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
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diff
changeset
|
996 /* |
8041
c6443e78cf2d
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diff
changeset
|
997 * Get a message from the JSON queue for channel "channel". |
7868
17e6ff1a74f1
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Christian Brabandt <cb@256bit.org>
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changeset
|
998 * When "id" is positive it must match the first number in the list. |
7997
c1c9ab17e197
commit https://github.com/vim/vim/commit/e56bf15c163a921ce9e1c09c0d5b3a03efc63324
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|
999 * When "id" is zero or negative jut get the first message. But not the one |
c1c9ab17e197
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parents:
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diff
changeset
|
1000 * with id ch_block_id. |
7868
17e6ff1a74f1
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parents:
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changeset
|
1001 * Return OK when found and return the value in "rettv". |
17e6ff1a74f1
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changeset
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1002 * Return FAIL otherwise. |
17e6ff1a74f1
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1003 */ |
17e6ff1a74f1
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|
1004 static int |
8041
c6443e78cf2d
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|
1005 channel_get_json(channel_T *channel, int id, typval_T **rettv) |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
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changeset
|
1006 { |
7997
c1c9ab17e197
commit https://github.com/vim/vim/commit/e56bf15c163a921ce9e1c09c0d5b3a03efc63324
Christian Brabandt <cb@256bit.org>
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|
1007 jsonq_T *head = &channel->ch_json_head; |
8041
c6443e78cf2d
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changeset
|
1008 jsonq_T *item = head->jq_next; |
7868
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|
1009 |
8041
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|
1010 while (item != NULL) |
7868
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|
1011 { |
8041
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diff
changeset
|
1012 list_T *l = item->jq_value->vval.v_list; |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
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|
1013 typval_T *tv = &l->lv_first->li_tv; |
17e6ff1a74f1
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|
1014 |
17e6ff1a74f1
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|
1015 if ((id > 0 && tv->v_type == VAR_NUMBER && tv->vval.v_number == id) |
7997
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commit https://github.com/vim/vim/commit/e56bf15c163a921ce9e1c09c0d5b3a03efc63324
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|
1016 || (id <= 0 && (tv->v_type != VAR_NUMBER |
8009
b2cfa3416ba0
commit https://github.com/vim/vim/commit/f6157284de71d8881f3b89fbd79d1ecbf842929f
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parents:
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diff
changeset
|
1017 || tv->vval.v_number == 0 |
7997
c1c9ab17e197
commit https://github.com/vim/vim/commit/e56bf15c163a921ce9e1c09c0d5b3a03efc63324
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|
1018 || tv->vval.v_number != channel->ch_block_id))) |
7868
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|
1019 { |
8041
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|
1020 *rettv = item->jq_value; |
c6443e78cf2d
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changeset
|
1021 remove_json_node(head, item); |
7868
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commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
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diff
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|
1022 return OK; |
17e6ff1a74f1
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changeset
|
1023 } |
8041
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changeset
|
1024 item = item->jq_next; |
7868
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|
1025 } |
17e6ff1a74f1
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|
1026 return FAIL; |
17e6ff1a74f1
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changeset
|
1027 } |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
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changeset
|
1028 |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
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diff
changeset
|
1029 /* |
8041
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commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
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changeset
|
1030 * Execute a command received over channel "channel". |
7864
6b0891de44a9
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diff
changeset
|
1031 * "cmd" is the command string, "arg2" the second argument. |
6b0891de44a9
commit https://github.com/vim/vim/commit/fb1f62691eae7c79a28b3b17a60e72ce198c71a2
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changeset
|
1032 * "arg3" is the third argument, NULL if missing. |
6b0891de44a9
commit https://github.com/vim/vim/commit/fb1f62691eae7c79a28b3b17a60e72ce198c71a2
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
1033 */ |
7840
28f569c7dab9
commit https://github.com/vim/vim/commit/20fb9f346497daca4d19402fdfa5de7958642477
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1034 static void |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1035 channel_exe_cmd(channel_T *channel, char_u *cmd, typval_T *arg2, typval_T *arg3) |
7840
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commit https://github.com/vim/vim/commit/20fb9f346497daca4d19402fdfa5de7958642477
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|
1036 { |
7864
6b0891de44a9
commit https://github.com/vim/vim/commit/fb1f62691eae7c79a28b3b17a60e72ce198c71a2
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diff
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|
1037 char_u *arg; |
6b0891de44a9
commit https://github.com/vim/vim/commit/fb1f62691eae7c79a28b3b17a60e72ce198c71a2
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diff
changeset
|
1038 |
6b0891de44a9
commit https://github.com/vim/vim/commit/fb1f62691eae7c79a28b3b17a60e72ce198c71a2
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diff
changeset
|
1039 if (arg2->v_type != VAR_STRING) |
6b0891de44a9
commit https://github.com/vim/vim/commit/fb1f62691eae7c79a28b3b17a60e72ce198c71a2
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diff
changeset
|
1040 { |
6b0891de44a9
commit https://github.com/vim/vim/commit/fb1f62691eae7c79a28b3b17a60e72ce198c71a2
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diff
changeset
|
1041 if (p_verbose > 2) |
6b0891de44a9
commit https://github.com/vim/vim/commit/fb1f62691eae7c79a28b3b17a60e72ce198c71a2
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|
1042 EMSG("E903: received ex command with non-string argument"); |
6b0891de44a9
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|
1043 return; |
6b0891de44a9
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|
1044 } |
6b0891de44a9
commit https://github.com/vim/vim/commit/fb1f62691eae7c79a28b3b17a60e72ce198c71a2
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changeset
|
1045 arg = arg2->vval.v_string; |
7872
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|
1046 if (arg == NULL) |
4b9d4600166f
commit https://github.com/vim/vim/commit/14ad611ca435d97e8fd0d9ab03ddc982843298ac
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changeset
|
1047 arg = (char_u *)""; |
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changeset
|
1048 |
7840
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changeset
|
1049 if (STRCMP(cmd, "ex") == 0) |
28f569c7dab9
commit https://github.com/vim/vim/commit/20fb9f346497daca4d19402fdfa5de7958642477
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|
1050 { |
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changeset
|
1051 do_cmdline_cmd(arg); |
7840
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|
1052 } |
28f569c7dab9
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changeset
|
1053 else if (STRCMP(cmd, "normal") == 0) |
28f569c7dab9
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|
1054 { |
7864
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diff
changeset
|
1055 exarg_T ea; |
7840
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|
1056 |
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1057 ea.arg = arg; |
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1058 ea.addr_count = 0; |
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1059 ea.forceit = TRUE; /* no mapping */ |
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1060 ex_normal(&ea); |
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1061 } |
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1062 else if (STRCMP(cmd, "redraw") == 0) |
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1063 { |
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1064 exarg_T ea; |
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1065 |
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1066 ea.forceit = *arg != NUL; |
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1067 ex_redraw(&ea); |
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1068 showruler(FALSE); |
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1069 setcursor(); |
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1070 out_flush(); |
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1071 #ifdef FEAT_GUI |
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1072 if (gui.in_use) |
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1073 { |
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1074 gui_update_cursor(FALSE, FALSE); |
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1075 gui_mch_flush(); |
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1076 } |
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1077 #endif |
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1078 } |
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1079 else if (STRCMP(cmd, "expr") == 0 || STRCMP(cmd, "eval") == 0) |
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1080 { |
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1081 int is_eval = cmd[1] == 'v'; |
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1082 |
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1083 if (is_eval && (arg3 == NULL || arg3->v_type != VAR_NUMBER)) |
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1084 { |
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1085 if (p_verbose > 2) |
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1086 EMSG("E904: third argument for eval must be a number"); |
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1087 } |
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1088 else |
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1089 { |
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1090 typval_T *tv; |
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1091 typval_T err_tv; |
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1092 char_u *json = NULL; |
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1093 int options = channel->ch_mode == MODE_JS ? JSON_JS : 0; |
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1094 |
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1095 /* Don't pollute the display with errors. */ |
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1096 ++emsg_skip; |
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1097 tv = eval_expr(arg, NULL); |
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1098 if (is_eval) |
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1099 { |
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1100 if (tv != NULL) |
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1101 json = json_encode_nr_expr(arg3->vval.v_number, tv, |
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1102 options); |
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1103 if (tv == NULL || (json != NULL && *json == NUL)) |
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1104 { |
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1105 /* If evaluation failed or the result can't be encoded |
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1106 * then return the string "ERROR". */ |
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1107 vim_free(json); |
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1108 free_tv(tv); |
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1109 err_tv.v_type = VAR_STRING; |
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1110 err_tv.vval.v_string = (char_u *)"ERROR"; |
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1111 tv = &err_tv; |
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1112 json = json_encode_nr_expr(arg3->vval.v_number, tv, |
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1113 options); |
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1114 } |
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1115 if (json != NULL) |
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1116 { |
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1117 channel_send(channel, json, "eval"); |
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1118 vim_free(json); |
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1119 } |
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1120 } |
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1121 --emsg_skip; |
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1122 if (tv != &err_tv) |
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1123 free_tv(tv); |
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1124 } |
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1125 } |
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1126 else if (p_verbose > 2) |
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1127 EMSG2("E905: received unknown command: %s", cmd); |
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1128 } |
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1129 |
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1130 /* |
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1131 * Invoke a callback for channel "channel" if needed. |
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1132 * TODO: add "which" argument, read stderr. |
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1133 * Return TRUE when a message was handled, there might be another one. |
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1134 */ |
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1135 static int |
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1136 may_invoke_callback(channel_T *channel) |
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1137 { |
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1138 char_u *msg = NULL; |
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1139 typval_T *listtv = NULL; |
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1140 list_T *list; |
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1141 typval_T *typetv; |
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Christian Brabandt <cb@256bit.org>
parents:
7817
diff
changeset
|
1142 typval_T argv[3]; |
28f569c7dab9
commit https://github.com/vim/vim/commit/20fb9f346497daca4d19402fdfa5de7958642477
Christian Brabandt <cb@256bit.org>
parents:
7817
diff
changeset
|
1143 int seq_nr = -1; |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
1144 ch_mode_T ch_mode = channel->ch_mode; |
7840
28f569c7dab9
commit https://github.com/vim/vim/commit/20fb9f346497daca4d19402fdfa5de7958642477
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1145 |
7933
1f0743f4f88f
commit https://github.com/vim/vim/commit/a07fec9c85d062acd9dd433a2e681770f459ba47
Christian Brabandt <cb@256bit.org>
parents:
7931
diff
changeset
|
1146 if (channel->ch_close_cb != NULL) |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
1147 /* this channel is handled elsewhere (netbeans) */ |
7885
6e6f829af138
commit https://github.com/vim/vim/commit/df5b27b20ec023274fb0f5347973d5abcde7ddd6
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1148 return FALSE; |
7840
28f569c7dab9
commit https://github.com/vim/vim/commit/20fb9f346497daca4d19402fdfa5de7958642477
Christian Brabandt <cb@256bit.org>
parents:
7817
diff
changeset
|
1149 |
8084
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1150 if (ch_mode == MODE_JSON || ch_mode == MODE_JS) |
7840
28f569c7dab9
commit https://github.com/vim/vim/commit/20fb9f346497daca4d19402fdfa5de7958642477
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1151 { |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1152 /* Get any json message in the queue. */ |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
1153 if (channel_get_json(channel, -1, &listtv) == FAIL) |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1154 { |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
7885
diff
changeset
|
1155 /* Parse readahead, return when there is still no message. */ |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
1156 channel_parse_json(channel); |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
1157 if (channel_get_json(channel, -1, &listtv) == FAIL) |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1158 return FALSE; |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1159 } |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1160 |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
1161 list = listtv->vval.v_list; |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1162 argv[1] = list->lv_first->li_next->li_tv; |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
1163 typetv = &list->lv_first->li_tv; |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
1164 if (typetv->v_type == VAR_STRING) |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1165 { |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1166 typval_T *arg3 = NULL; |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1167 char_u *cmd = typetv->vval.v_string; |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1168 |
7918
ce5a7a613867
commit https://github.com/vim/vim/commit/66624ff0d9e1de2fc5eb4f95f3a3a2ed70b10138
Christian Brabandt <cb@256bit.org>
parents:
7916
diff
changeset
|
1169 /* ["cmd", arg] or ["cmd", arg, arg] */ |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
1170 if (list->lv_len == 3) |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
1171 arg3 = &list->lv_last->li_tv; |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1172 ch_logs(channel, "Executing %s command", (char *)cmd); |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1173 channel_exe_cmd(channel, cmd, &argv[1], arg3); |
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
1174 free_tv(listtv); |
7885
6e6f829af138
commit https://github.com/vim/vim/commit/df5b27b20ec023274fb0f5347973d5abcde7ddd6
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1175 return TRUE; |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1176 } |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1177 |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1178 if (typetv->v_type != VAR_NUMBER) |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1179 { |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1180 ch_error(channel, |
8114
4aea0b0aa714
commit https://github.com/vim/vim/commit/81661fb86801e6d6e5194b43dfd27d73fcc016ec
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1181 "Dropping message with invalid sequence number type"); |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
8039
diff
changeset
|
1182 free_tv(listtv); |
7885
6e6f829af138
commit https://github.com/vim/vim/commit/df5b27b20ec023274fb0f5347973d5abcde7ddd6
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1183 return FALSE; |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1184 } |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
1185 seq_nr = typetv->vval.v_number; |
7840
28f569c7dab9
commit https://github.com/vim/vim/commit/20fb9f346497daca4d19402fdfa5de7958642477
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1186 } |
8041
c6443e78cf2d
commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1187 else if (channel_peek(channel) == NULL) |
7899
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commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1188 { |
8084
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1189 /* nothing to read on RAW or NL channel */ |
7899
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1190 return FALSE; |
93c61501c2cf
commit https://github.com/vim/vim/commit/d7ece1008ee6173afda6d173bed486ae79c1c38a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1191 } |
7788
192ae655ac91
commit https://github.com/vim/vim/commit/3b5f929b18492fec291d1ec95a91f54e5912c03b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1192 else |
192ae655ac91
commit https://github.com/vim/vim/commit/3b5f929b18492fec291d1ec95a91f54e5912c03b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1193 { |
8084
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
1194 /* If there is no callback drop the message. */ |
8031
ece323e2b57f
commit https://github.com/vim/vim/commit/6463ca229cb9412581419497924c85fcbfc854ab
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1195 if (channel->ch_callback == NULL) |
8084
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
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parents:
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diff
changeset
|
1196 { |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1197 while ((msg = channel_get(channel)) != NULL) |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
1198 vim_free(msg); |
8031
ece323e2b57f
commit https://github.com/vim/vim/commit/6463ca229cb9412581419497924c85fcbfc854ab
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1199 return FALSE; |
8084
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
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parents:
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diff
changeset
|
1200 } |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
1201 |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1202 if (ch_mode == MODE_NL) |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1203 { |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1204 char_u *nl; |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1205 char_u *buf; |
8031
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commit https://github.com/vim/vim/commit/6463ca229cb9412581419497924c85fcbfc854ab
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1206 |
8084
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1207 /* See if we have a message ending in NL in the first buffer. If |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
1208 * not try to concatenate the first and the second buffer. */ |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1209 while (TRUE) |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1210 { |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1211 buf = channel_peek(channel); |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1212 nl = vim_strchr(buf, NL); |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1213 if (nl != NULL) |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1214 break; |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1215 if (channel_collapse(channel) == FAIL) |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
1216 return FALSE; /* incomplete message */ |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1217 } |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1218 if (nl[1] == NUL) |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1219 /* get the whole buffer */ |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
1220 msg = channel_get(channel); |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
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parents:
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diff
changeset
|
1221 else |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1222 { |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1223 /* Copy the message into allocated memory and remove it from |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1224 * the buffer. */ |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
1225 msg = vim_strnsave(buf, (int)(nl - buf)); |
3ea56a74077f
commit https://github.com/vim/vim/commit/9a6e33a19b18f20c25b73392cd2faa3ec4890c8c
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
1226 mch_memmove(buf, nl + 1, STRLEN(nl + 1) + 1); |
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1227 } |
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|
1228 } |
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|
1229 else |
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1230 /* For a raw channel we don't know where the message ends, just |
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|
1231 * get everything we have. */ |
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|
1232 msg = channel_get_all(channel); |
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1233 |
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1234 argv[1].v_type = VAR_STRING; |
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|
1235 argv[1].vval.v_string = msg; |
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1236 } |
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1237 |
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1238 if (seq_nr > 0) |
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1239 { |
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|
1240 cbq_T *head = &channel->ch_cb_head; |
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1241 cbq_T *item = head->cq_next; |
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1242 int done = FALSE; |
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1243 |
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1244 /* invoke the one-time callback with the matching nr */ |
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1245 while (item != NULL) |
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1246 { |
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1247 if (item->cq_seq_nr == seq_nr) |
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1248 { |
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1249 ch_log(channel, "Invoking one-time callback"); |
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1250 /* Remove the item from the list first, if the callback |
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1251 * invokes ch_close() the list will be cleared. */ |
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1252 remove_cb_node(head, item); |
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1253 invoke_callback(channel, item->cq_callback, argv); |
8074
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1254 vim_free(item->cq_callback); |
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1255 vim_free(item); |
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1256 done = TRUE; |
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|
1257 break; |
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1258 } |
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1259 item = item->cq_next; |
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1260 } |
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1261 if (!done) |
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1262 ch_log(channel, "Dropping message without callback"); |
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1263 } |
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1264 else if (channel->ch_callback != NULL) |
7868
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1265 { |
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1266 /* invoke the channel callback */ |
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1267 ch_log(channel, "Invoking channel callback"); |
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1268 invoke_callback(channel, channel->ch_callback, argv); |
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1269 } |
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1270 else |
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1271 ch_log(channel, "Dropping message"); |
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1272 |
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1273 if (listtv != NULL) |
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1274 free_tv(listtv); |
7840
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1275 vim_free(msg); |
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1276 |
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1277 return TRUE; |
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1278 } |
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1279 |
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1280 /* |
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1281 * Return TRUE when channel "channel" is open for writing to. |
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1282 * Also returns FALSE or invalid "channel". |
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1283 */ |
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1284 int |
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1285 channel_can_write_to(channel_T *channel) |
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1286 { |
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1287 return channel != NULL && (channel->CH_SOCK != CHAN_FD_INVALID |
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1288 #ifdef CHANNEL_PIPES |
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1289 || channel->CH_IN != CHAN_FD_INVALID |
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1290 #endif |
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1291 ); |
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1292 } |
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1293 |
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1294 /* |
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1295 * Return TRUE when channel "channel" is open for reading or writing. |
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1296 * Also returns FALSE for invalid "channel". |
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1297 */ |
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1298 int |
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1299 channel_is_open(channel_T *channel) |
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1300 { |
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1301 return channel != NULL && (channel->CH_SOCK != CHAN_FD_INVALID |
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1302 #ifdef CHANNEL_PIPES |
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1303 || channel->CH_IN != CHAN_FD_INVALID |
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1304 || channel->CH_OUT != CHAN_FD_INVALID |
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1305 || channel->CH_ERR != CHAN_FD_INVALID |
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1306 #endif |
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1307 ); |
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1308 } |
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1309 |
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1310 /* |
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1311 * Return a string indicating the status of the channel. |
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1312 */ |
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1313 char * |
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1314 channel_status(channel_T *channel) |
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1315 { |
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1316 if (channel == NULL) |
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1317 return "fail"; |
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1318 if (channel_is_open(channel)) |
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1319 return "open"; |
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1320 return "closed"; |
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1321 } |
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1322 |
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1323 /* |
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1324 * Close channel "channel". |
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1325 * This does not trigger the close callback. |
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1326 */ |
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1327 void |
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1328 channel_close(channel_T *channel) |
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1329 { |
8114
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1330 ch_log(channel, "Closing channel"); |
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1331 |
8049
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1332 #ifdef FEAT_GUI |
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1333 channel_gui_unregister(channel); |
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1334 #endif |
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1335 |
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1336 if (channel->CH_SOCK != CHAN_FD_INVALID) |
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1337 { |
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1338 sock_close(channel->CH_SOCK); |
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1339 channel->CH_SOCK = CHAN_FD_INVALID; |
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1340 } |
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1341 #if defined(CHANNEL_PIPES) |
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1342 if (channel->CH_IN != CHAN_FD_INVALID) |
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1343 { |
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1344 fd_close(channel->CH_IN); |
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1345 channel->CH_IN = CHAN_FD_INVALID; |
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1346 } |
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1347 if (channel->CH_OUT != CHAN_FD_INVALID) |
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1348 { |
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1349 fd_close(channel->CH_OUT); |
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1350 channel->CH_OUT = CHAN_FD_INVALID; |
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1351 } |
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1352 if (channel->CH_ERR != CHAN_FD_INVALID) |
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1353 { |
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1354 fd_close(channel->CH_ERR); |
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1355 channel->CH_ERR = CHAN_FD_INVALID; |
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1356 } |
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1357 #endif |
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1358 |
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1359 channel->ch_close_cb = NULL; |
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1360 channel_clear(channel); |
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1361 } |
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1362 |
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1363 /* |
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1364 * Store "buf[len]" on channel "channel". |
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1365 * Returns OK or FAIL. |
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1366 */ |
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|
1367 int |
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1368 channel_save(channel_T *channel, char_u *buf, int len) |
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1369 { |
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1370 readq_T *node; |
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1371 readq_T *head = &channel->ch_head; |
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1372 char_u *p; |
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1373 int i; |
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1374 |
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1375 node = (readq_T *)alloc(sizeof(readq_T)); |
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1376 if (node == NULL) |
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1377 return FAIL; /* out of memory */ |
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1378 node->rq_buffer = alloc(len + 1); |
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1379 if (node->rq_buffer == NULL) |
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1380 { |
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1381 vim_free(node); |
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1382 return FAIL; /* out of memory */ |
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1383 } |
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1384 |
8084
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1385 if (channel->ch_mode == MODE_NL) |
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1386 { |
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1387 /* Drop any CR before a NL. */ |
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1388 p = node->rq_buffer; |
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1389 for (i = 0; i < len; ++i) |
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1390 if (buf[i] != CAR || i + 1 >= len || buf[i + 1] != NL) |
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1391 *p++ = buf[i]; |
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1392 *p = NUL; |
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1393 } |
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1394 else |
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1395 { |
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1396 mch_memmove(node->rq_buffer, buf, len); |
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1397 node->rq_buffer[len] = NUL; |
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1398 } |
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1399 |
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1400 /* append node to the tail of the queue */ |
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1401 node->rq_next = NULL; |
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|
1402 node->rq_prev = head->rq_prev; |
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|
1403 if (head->rq_prev == NULL) |
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|
1404 head->rq_next = node; |
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|
1405 else |
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|
1406 head->rq_prev->rq_next = node; |
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|
1407 head->rq_prev = node; |
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|
1408 |
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|
1409 if (log_fd != NULL) |
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1410 { |
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|
1411 ch_log_lead("RECV ", channel); |
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1412 fprintf(log_fd, "'"); |
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|
1413 if (fwrite(buf, len, 1, log_fd) != 1) |
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|
1414 return FAIL; |
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|
1415 fprintf(log_fd, "'\n"); |
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1416 } |
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|
1417 return OK; |
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1418 } |
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1419 |
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1420 /* |
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|
1421 * Return the first buffer from the channel without removing it. |
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1422 * Returns NULL if there is nothing. |
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1423 */ |
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|
1424 char_u * |
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|
1425 channel_peek(channel_T *channel) |
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|
1426 { |
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|
1427 readq_T *head = &channel->ch_head; |
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|
1428 |
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|
1429 if (head->rq_next == NULL) |
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|
1430 return NULL; |
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|
1431 return head->rq_next->rq_buffer; |
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1432 } |
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1433 |
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|
1434 /* |
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1435 * Clear the read buffer on channel "channel". |
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1436 */ |
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|
1437 void |
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|
1438 channel_clear(channel_T *channel) |
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1439 { |
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|
1440 jsonq_T *json_head = &channel->ch_json_head; |
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|
1441 cbq_T *cb_head = &channel->ch_cb_head; |
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|
1442 |
8041
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|
1443 while (channel_peek(channel) != NULL) |
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1444 vim_free(channel_get(channel)); |
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1445 |
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|
1446 while (cb_head->cq_next != NULL) |
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1447 { |
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|
1448 cbq_T *node = cb_head->cq_next; |
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1449 |
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|
1450 remove_cb_node(cb_head, node); |
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|
1451 vim_free(node->cq_callback); |
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|
1452 vim_free(node); |
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|
1453 } |
8041
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|
1454 |
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|
1455 while (json_head->jq_next != NULL) |
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|
1456 { |
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|
1457 free_tv(json_head->jq_next->jq_value); |
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|
1458 remove_json_node(json_head, json_head->jq_next); |
7770
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|
1459 } |
8055
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|
1460 |
6db4b1c863ec
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|
1461 vim_free(channel->ch_callback); |
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|
1462 channel->ch_callback = NULL; |
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|
1463 } |
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|
1464 |
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|
1465 #if defined(EXITFREE) || defined(PROTO) |
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|
1466 void |
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|
1467 channel_free_all(void) |
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|
1468 { |
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|
1469 channel_T *channel; |
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|
1470 |
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|
1471 for (channel = first_channel; channel != NULL; channel = channel->ch_next) |
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|
1472 channel_clear(channel); |
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1473 } |
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1474 #endif |
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|
1475 |
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|
1476 |
7770
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1477 /* Sent when the channel is found closed when reading. */ |
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1478 #define DETACH_MSG "\"DETACH\"\n" |
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1479 |
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|
1480 /* Buffer size for reading incoming messages. */ |
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|
1481 #define MAXMSGSIZE 4096 |
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1482 |
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1483 /* |
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1484 * Check for reading from "fd" with "timeout" msec. |
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1485 * Return FAIL when there is nothing to read. |
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1486 * Always returns OK for FEAT_GUI_W32. |
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1487 */ |
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1488 static int |
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1489 channel_wait(channel_T *channel, sock_T fd, int timeout) |
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1490 { |
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1491 if (timeout > 0) |
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1492 ch_logn(channel, "Waiting for up to %d msec", timeout); |
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1493 |
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|
1494 # ifdef WIN32 |
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1495 if (fd != channel->CH_SOCK) |
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|
1496 { |
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|
1497 DWORD nread; |
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|
1498 int diff; |
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|
1499 DWORD deadline = GetTickCount() + timeout; |
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1500 |
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|
1501 /* reading from a pipe, not a socket */ |
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|
1502 while (TRUE) |
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1503 { |
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|
1504 if (PeekNamedPipe((HANDLE)fd, NULL, 0, NULL, &nread, NULL) |
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commit https://github.com/vim/vim/commit/e74e8e7d758e9312165a931f176185f07a64231a
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1505 && nread > 0) |
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|
1506 return OK; |
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|
1507 diff = deadline - GetTickCount(); |
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|
1508 if (diff < 0) |
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1509 break; |
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|
1510 /* Wait for 5 msec. |
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1511 * TODO: increase the sleep time when looping more often */ |
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1512 Sleep(5); |
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1513 } |
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1514 } |
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|
1515 else |
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1516 #endif |
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1517 { |
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|
1518 #if defined(FEAT_GUI_W32) |
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1519 /* Can't check socket for Win32 GUI, always return OK. */ |
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1520 ch_log(channel, "Can't check, assuming there is something to read"); |
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|
1521 return OK; |
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1522 #else |
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1523 # if defined(HAVE_SELECT) |
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|
1524 struct timeval tval; |
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|
1525 fd_set rfds; |
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|
1526 int ret; |
8059
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1527 |
8122
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|
1528 FD_ZERO(&rfds); |
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1529 FD_SET((int)fd, &rfds); |
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|
1530 tval.tv_sec = timeout / 1000; |
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|
1531 tval.tv_usec = (timeout % 1000) * 1000; |
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|
1532 for (;;) |
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1533 { |
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|
1534 ret = select((int)fd + 1, &rfds, NULL, NULL, &tval); |
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1535 # ifdef EINTR |
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1536 SOCK_ERRNO; |
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1537 if (ret == -1 && errno == EINTR) |
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|
1538 continue; |
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1539 # endif |
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|
1540 if (ret > 0) |
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1541 return OK; |
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|
1542 break; |
8031
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|
1543 } |
8122
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|
1544 # else |
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|
1545 struct pollfd fds; |
7788
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1546 |
8122
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|
1547 fds.fd = fd; |
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|
1548 fds.events = POLLIN; |
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|
1549 if (poll(&fds, 1, timeout) > 0) |
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|
1550 return OK; |
7793
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|
1551 # endif |
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|
1552 #endif |
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|
1553 } |
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|
1554 ch_log(channel, "Nothing to read"); |
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|
1555 return FAIL; |
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|
1556 } |
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|
1557 |
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|
1558 /* |
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|
1559 * Return a unique ID to be used in a message. |
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|
1560 */ |
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|
1561 int |
7817
83861277e6a3
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|
1562 channel_get_id(void) |
7788
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|
1563 { |
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|
1564 static int next_id = 1; |
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1565 |
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|
1566 return next_id++; |
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|
1567 } |
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|
1568 |
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|
1569 /* |
8031
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|
1570 * Get the file descriptor to read from, either the socket or stdout. |
8049
15253130abd8
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1571 * TODO: should have a way to read stderr. |
8031
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|
1572 */ |
8059
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|
1573 static sock_T |
8047
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|
1574 get_read_fd(channel_T *channel) |
8031
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1575 { |
8059
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|
1576 if (channel->CH_SOCK != CHAN_FD_INVALID) |
8047
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|
1577 return channel->CH_SOCK; |
8031
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|
1578 #if defined(CHANNEL_PIPES) |
8059
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|
1579 if (channel->CH_OUT != CHAN_FD_INVALID) |
8047
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1580 return channel->CH_OUT; |
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1581 #endif |
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1582 ch_error(channel, "channel_read() called while socket is closed"); |
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1583 return CHAN_FD_INVALID; |
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1584 } |
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1585 |
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1586 /* |
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1587 * Read from channel "channel" for as long as there is something to read. |
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1588 * "which" is CHAN_SOCK, CHAN_OUT or CHAN_ERR. When -1 use CHAN_SOCK or |
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1589 * CHAN_OUT, the one that is open. |
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1590 * The data is put in the read queue. |
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1591 */ |
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1592 void |
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1593 channel_read(channel_T *channel, int which, char *func) |
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1594 { |
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1595 static char_u *buf = NULL; |
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1596 int len = 0; |
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1597 int readlen = 0; |
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1598 sock_T fd; |
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1599 int use_socket = FALSE; |
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1600 |
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1601 if (which < 0) |
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1602 fd = get_read_fd(channel); |
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1603 else |
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1604 fd = channel->ch_pfd[which].ch_fd; |
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1605 if (fd == CHAN_FD_INVALID) |
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1606 return; |
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1607 use_socket = fd == channel->CH_SOCK; |
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1608 |
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1609 /* Allocate a buffer to read into. */ |
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1610 if (buf == NULL) |
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1611 { |
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1612 buf = alloc(MAXMSGSIZE); |
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1613 if (buf == NULL) |
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1614 return; /* out of memory! */ |
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1615 } |
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1616 |
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1617 /* Keep on reading for as long as there is something to read. |
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1618 * Use select() or poll() to avoid blocking on a message that is exactly |
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1619 * MAXMSGSIZE long. */ |
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1620 for (;;) |
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1621 { |
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1622 if (channel_wait(channel, fd, 0) == FAIL) |
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1623 break; |
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1624 if (use_socket) |
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1625 len = sock_read(fd, (char *)buf, MAXMSGSIZE); |
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1626 else |
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1627 len = fd_read(fd, (char *)buf, MAXMSGSIZE); |
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1628 if (len <= 0) |
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1629 break; /* error or nothing more to read */ |
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1630 |
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1631 /* Store the read message in the queue. */ |
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1632 channel_save(channel, buf, len); |
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1633 readlen += len; |
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1634 if (len < MAXMSGSIZE) |
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1635 break; /* did read everything that's available */ |
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1636 } |
7929
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|
1637 #ifdef FEAT_GUI_W32 |
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1638 if (use_socket && len == SOCKET_ERROR) |
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1639 { |
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1640 /* For Win32 GUI channel_wait() always returns OK and we handle the |
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1641 * situation that there is nothing to read here. |
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1642 * TODO: how about a timeout? */ |
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1643 if (WSAGetLastError() == WSAEWOULDBLOCK) |
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1644 return; |
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1645 } |
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1646 #endif |
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1647 |
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1648 /* Reading a socket disconnection (readlen == 0), or a socket error. |
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1649 * TODO: call error callback. */ |
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1650 if (readlen <= 0 && channel->ch_job == NULL) |
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1651 { |
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1652 /* Queue a "DETACH" netbeans message in the command queue in order to |
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1653 * terminate the netbeans session later. Do not end the session here |
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1654 * directly as we may be running in the context of a call to |
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1655 * netbeans_parse_messages(): |
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1656 * netbeans_parse_messages |
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1657 * -> autocmd triggered while processing the netbeans cmd |
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1658 * -> ui_breakcheck |
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1659 * -> gui event loop or select loop |
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1660 * -> channel_read() |
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1661 */ |
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1662 ch_errors(channel, "%s(): Cannot read", func); |
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1663 channel_save(channel, (char_u *)DETACH_MSG, (int)STRLEN(DETACH_MSG)); |
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1664 |
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1665 /* TODO: When reading from stdout is not possible, should we try to |
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|
1666 * keep stdin and stderr open? Probably not, assume the other side |
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|
1667 * has died. */ |
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|
1668 channel_close(channel); |
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1669 if (channel->ch_close_cb != NULL) |
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|
1670 (*channel->ch_close_cb)(); |
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1671 |
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|
1672 if (len < 0) |
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|
1673 { |
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1674 ch_error(channel, "channel_read(): cannot read from channel"); |
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1675 PERROR(_("E896: read from channel")); |
7770
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1676 } |
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1677 } |
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|
1678 |
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1679 #if defined(CH_HAS_GUI) && defined(FEAT_GUI_GTK) |
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1680 /* signal the main loop that there is something to read */ |
7770
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1681 if (CH_HAS_GUI && gtk_main_level() > 0) |
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1682 gtk_main_quit(); |
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1683 #endif |
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1684 } |
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1685 |
7788
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1686 /* |
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1687 * Read from RAW or NL channel "channel". Blocks until there is something to |
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1688 * read or the timeout expires. |
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1689 * TODO: add "which" argument and read from stderr. |
7788
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1690 * Returns what was read in allocated memory. |
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1691 * Returns NULL in case of error or timeout. |
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1692 */ |
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|
1693 char_u * |
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|
1694 channel_read_block(channel_T *channel) |
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1695 { |
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1696 char_u *buf; |
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|
1697 char_u *msg; |
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|
1698 ch_mode_T mode = channel->ch_mode; |
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1699 sock_T fd = get_read_fd(channel); |
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|
1700 char_u *nl; |
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1701 |
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1702 ch_logsn(channel, "Blocking %s read, timeout: %d msec", |
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1703 mode == MODE_RAW ? "RAW" : "NL", channel->ch_timeout); |
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1704 |
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1705 while (TRUE) |
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1706 { |
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1707 buf = channel_peek(channel); |
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1708 if (buf != NULL && (mode == MODE_RAW |
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1709 || (mode == MODE_NL && vim_strchr(buf, NL) != NULL))) |
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1710 break; |
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|
1711 if (buf != NULL && channel_collapse(channel) == OK) |
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1712 continue; |
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1713 |
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|
1714 /* Wait for up to the channel timeout. */ |
8059
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1715 if (fd == CHAN_FD_INVALID |
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1716 || channel_wait(channel, fd, channel->ch_timeout) == FAIL) |
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1717 return NULL; |
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1718 channel_read(channel, -1, "channel_read_block"); |
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1719 } |
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1720 |
8084
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|
1721 if (mode == MODE_RAW) |
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|
1722 { |
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|
1723 msg = channel_get_all(channel); |
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1724 } |
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|
1725 else |
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|
1726 { |
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|
1727 nl = vim_strchr(buf, NL); |
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|
1728 if (nl[1] == NUL) |
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1729 { |
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|
1730 /* get the whole buffer */ |
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|
1731 msg = channel_get(channel); |
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|
1732 *nl = NUL; |
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1733 } |
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|
1734 else |
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1735 { |
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1736 /* Copy the message into allocated memory and remove it from the |
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1737 * buffer. */ |
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1738 msg = vim_strnsave(buf, (int)(nl - buf)); |
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1739 mch_memmove(buf, nl + 1, STRLEN(nl + 1) + 1); |
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1740 } |
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1741 } |
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1742 if (log_fd != NULL) |
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1743 ch_logn(channel, "Returning %d bytes", (int)STRLEN(msg)); |
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1744 return msg; |
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1745 } |
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1746 |
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1747 /* |
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1748 * Read one JSON message with ID "id" from channel "channel" and store the |
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1749 * result in "rettv". |
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1750 * Blocks until the message is received or the timeout is reached. |
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|
1751 */ |
17e6ff1a74f1
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diff
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|
1752 int |
8041
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diff
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|
1753 channel_read_json_block(channel_T *channel, int id, typval_T **rettv) |
7868
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|
1754 { |
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|
1755 int more; |
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diff
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|
1756 sock_T fd; |
7899
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|
1757 |
8114
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|
1758 ch_log(channel, "Reading JSON"); |
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|
1759 channel->ch_block_id = id; |
7868
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|
1760 for (;;) |
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|
1761 { |
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|
1762 more = channel_parse_json(channel); |
7868
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|
1763 |
17e6ff1a74f1
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|
1764 /* search for messsage "id" */ |
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|
1765 if (channel_get_json(channel, id, rettv) == OK) |
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|
1766 { |
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|
1767 channel->ch_block_id = 0; |
7868
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|
1768 return OK; |
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1769 } |
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|
1770 |
7899
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1771 if (!more) |
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|
1772 { |
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|
1773 /* Handle any other messages in the queue. If done some more |
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|
1774 * messages may have arrived. */ |
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|
1775 if (channel_parse_messages()) |
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|
1776 continue; |
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|
1777 |
7935
3f2e0b62003d
commit https://github.com/vim/vim/commit/4d919d748e4e435edb135aa5ccf6ee7de9212023
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|
1778 /* Wait for up to the channel timeout. */ |
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|
1779 fd = get_read_fd(channel); |
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|
1780 if (fd == CHAN_FD_INVALID |
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1781 || channel_wait(channel, fd, channel->ch_timeout) == FAIL) |
7899
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|
1782 break; |
8047
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|
1783 channel_read(channel, -1, "channel_read_json_block"); |
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1784 } |
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1785 } |
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|
1786 channel->ch_block_id = 0; |
7868
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|
1787 return FAIL; |
7788
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|
1788 } |
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|
1789 |
7797
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|
1790 # if defined(WIN32) || defined(PROTO) |
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|
1791 /* |
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1792 * Lookup the channel from the socket. Set "which" to the fd index. |
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1793 * Returns NULL when the socket isn't found. |
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1794 */ |
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|
1795 channel_T * |
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|
1796 channel_fd2channel(sock_T fd, int *whichp) |
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|
1797 { |
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|
1798 channel_T *channel; |
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|
1799 int i; |
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1800 |
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|
1801 if (fd != CHAN_FD_INVALID) |
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|
1802 for (channel = first_channel; channel != NULL; |
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1803 channel = channel->ch_next) |
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1804 { |
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|
1805 # ifdef CHANNEL_PIPES |
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1806 for (i = CHAN_SOCK; i < CHAN_IN; ++i) |
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1807 # else |
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|
1808 i = CHAN_SOCK; |
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1809 # endif |
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1810 if (channel->ch_pfd[i].ch_fd == fd) |
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1811 { |
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1812 *whichp = i; |
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1813 return channel; |
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1814 } |
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1815 } |
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1816 return NULL; |
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1817 } |
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1818 |
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1819 void |
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1820 channel_handle_events(void) |
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1821 { |
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1822 channel_T *channel; |
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1823 int which; |
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1824 static int loop = 0; |
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1825 |
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1826 /* Skip heavily polling */ |
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1827 if (loop++ % 2) |
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1828 return; |
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1829 |
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1830 for (channel = first_channel; channel != NULL; channel = channel->ch_next) |
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1831 { |
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1832 # ifdef FEAT_GUI_W32 |
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1833 /* only check the pipes */ |
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1834 for (which = CHAN_OUT; which < CHAN_ERR; ++which) |
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1835 # else |
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1836 # ifdef CHANNEL_PIPES |
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1837 /* check the socket and pipes */ |
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1838 for (which = CHAN_SOCK; which < CHAN_ERR; ++which) |
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1839 # else |
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1840 /* only check the socket */ |
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1841 which = CHAN_SOCK; |
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1842 # endif |
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1843 # endif |
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1844 channel_read(channel, which, "channel_handle_events"); |
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1845 } |
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1846 } |
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1847 # endif |
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1848 |
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1849 /* |
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1850 * Write "buf" (NUL terminated string) to channel "channel". |
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1851 * When "fun" is not NULL an error message might be given. |
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1852 * Return FAIL or OK. |
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1853 */ |
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1854 int |
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1855 channel_send(channel_T *channel, char_u *buf, char *fun) |
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1856 { |
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1857 int len = (int)STRLEN(buf); |
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1858 int res; |
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1859 sock_T fd = CHAN_FD_INVALID; |
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1860 int use_socket = FALSE; |
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1861 |
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1862 if (channel->CH_SOCK != CHAN_FD_INVALID) |
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1863 { |
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1864 fd = channel->CH_SOCK; |
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1865 use_socket = TRUE; |
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1866 } |
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1867 #if defined(CHANNEL_PIPES) |
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1868 else if (channel->CH_IN != CHAN_FD_INVALID) |
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1869 fd = channel->CH_IN; |
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1870 #endif |
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1871 if (fd == CHAN_FD_INVALID) |
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1872 { |
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1873 if (!channel->ch_error && fun != NULL) |
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1874 { |
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1875 ch_errors(channel, "%s(): write while not connected", fun); |
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1876 EMSG2("E630: %s(): write while not connected", fun); |
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1877 } |
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1878 channel->ch_error = TRUE; |
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1879 return FAIL; |
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1880 } |
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1881 |
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1882 if (log_fd != NULL) |
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1883 { |
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1884 ch_log_lead("SEND ", channel); |
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1885 fprintf(log_fd, "'"); |
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1886 ignored = (int)fwrite(buf, len, 1, log_fd); |
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1887 fprintf(log_fd, "'\n"); |
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1888 fflush(log_fd); |
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1889 } |
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1890 |
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1891 if (use_socket) |
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1892 res = sock_write(fd, (char *)buf, len); |
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1893 else |
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1894 res = fd_write(fd, (char *)buf, len); |
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1895 if (res != len) |
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1896 { |
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1897 if (!channel->ch_error && fun != NULL) |
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1898 { |
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1899 ch_errors(channel, "%s(): write failed", fun); |
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1900 EMSG2("E631: %s(): write failed", fun); |
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1901 } |
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1902 channel->ch_error = TRUE; |
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1903 return FAIL; |
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1904 } |
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1905 |
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1906 channel->ch_error = FALSE; |
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1907 return OK; |
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1908 } |
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1909 |
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1910 # if (defined(UNIX) && !defined(HAVE_SELECT)) || defined(PROTO) |
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1911 /* |
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1912 * Add open channels to the poll struct. |
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1913 * Return the adjusted struct index. |
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1914 * The type of "fds" is hidden to avoid problems with the function proto. |
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1915 */ |
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1916 int |
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1917 channel_poll_setup(int nfd_in, void *fds_in) |
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1918 { |
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1919 int nfd = nfd_in; |
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1920 channel_T *channel; |
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1921 struct pollfd *fds = fds_in; |
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1922 int which; |
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1923 |
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1924 for (channel = first_channel; channel != NULL; channel = channel->ch_next) |
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1925 { |
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1926 # ifdef CHANNEL_PIPES |
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1927 for (which = CHAN_SOCK; which < CHAN_IN; ++which) |
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1928 # else |
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1929 which = CHAN_SOCK; |
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1930 # endif |
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1931 { |
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1932 if (channel->ch_pfd[which].ch_fd != CHAN_FD_INVALID) |
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1933 { |
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1934 channel->ch_pfd[which].ch_poll_idx = nfd; |
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1935 fds[nfd].fd = channel->ch_pfd[which].ch_fd; |
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1936 fds[nfd].events = POLLIN; |
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1937 nfd++; |
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1938 } |
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1939 else |
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1940 channel->ch_pfd[which].ch_poll_idx = -1; |
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1941 } |
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1942 } |
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1943 |
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1944 return nfd; |
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1945 } |
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1946 |
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1947 /* |
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1948 * The type of "fds" is hidden to avoid problems with the function proto. |
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1949 */ |
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1950 int |
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1951 channel_poll_check(int ret_in, void *fds_in) |
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1952 { |
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1953 int ret = ret_in; |
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1954 channel_T *channel; |
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1955 struct pollfd *fds = fds_in; |
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1956 int which; |
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1957 |
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1958 for (channel = first_channel; channel != NULL; channel = channel->ch_next) |
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1959 { |
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1960 # ifdef CHANNEL_PIPES |
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1961 for (which = CHAN_SOCK; which < CH_IN; ++which) |
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1962 # else |
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1963 which = CHAN_SOCK; |
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1964 # endif |
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1965 { |
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1966 int idx = channel->ch_pfd[which].ch_poll_idx; |
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1967 |
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1968 if (ret > 0 && idx != -1 && fds[idx].revents & POLLIN) |
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1969 { |
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1970 channel_read(channel, which, "channel_poll_check"); |
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1971 --ret; |
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1972 } |
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1973 } |
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1974 } |
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1975 |
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1976 return ret; |
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1977 } |
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1978 # endif /* UNIX && !HAVE_SELECT */ |
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1979 |
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1980 # if (!defined(WIN32) && defined(HAVE_SELECT)) || defined(PROTO) |
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1981 /* |
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1982 * The type of "rfds" is hidden to avoid problems with the function proto. |
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1983 */ |
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1984 int |
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1985 channel_select_setup(int maxfd_in, void *rfds_in) |
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1986 { |
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1987 int maxfd = maxfd_in; |
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1988 channel_T *channel; |
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1989 fd_set *rfds = rfds_in; |
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1990 int which; |
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1991 |
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1992 for (channel = first_channel; channel != NULL; channel = channel->ch_next) |
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1993 { |
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1994 # ifdef CHANNEL_PIPES |
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1995 for (which = CHAN_SOCK; which < CHAN_IN; ++which) |
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1996 # else |
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1997 which = CHAN_SOCK; |
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1998 # endif |
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1999 { |
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2000 sock_T fd = channel->ch_pfd[which].ch_fd; |
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2001 |
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2002 if (fd != CHAN_FD_INVALID) |
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2003 { |
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2004 FD_SET((int)fd, rfds); |
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2005 if (maxfd < (int)fd) |
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2006 maxfd = (int)fd; |
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2007 } |
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2008 } |
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2009 } |
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2010 |
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2011 return maxfd; |
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2012 } |
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2013 |
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2014 /* |
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2015 * The type of "rfds" is hidden to avoid problems with the function proto. |
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2016 */ |
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2017 int |
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2018 channel_select_check(int ret_in, void *rfds_in) |
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2019 { |
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2020 int ret = ret_in; |
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|
2021 channel_T *channel; |
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2022 fd_set *rfds = rfds_in; |
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2023 int which; |
7743
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2024 |
8041
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2025 for (channel = first_channel; channel != NULL; channel = channel->ch_next) |
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2026 { |
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2027 # ifdef CHANNEL_PIPES |
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2028 for (which = CHAN_SOCK; which < CHAN_IN; ++which) |
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2029 # else |
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2030 which = CHAN_SOCK; |
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2031 # endif |
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2032 { |
8047
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2033 sock_T fd = channel->ch_pfd[which].ch_fd; |
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2034 |
8059
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2035 if (ret > 0 && fd != CHAN_FD_INVALID && FD_ISSET(fd, rfds)) |
8047
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2036 { |
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2037 channel_read(channel, which, "channel_select_check"); |
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2038 --ret; |
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2039 } |
8031
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2040 } |
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2041 } |
7743
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2042 |
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2043 return ret; |
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2044 } |
8122
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2045 # endif /* !WIN32 && HAVE_SELECT */ |
7743
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2046 |
7840
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2047 /* |
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2048 * Execute queued up commands. |
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2049 * Invoked from the main loop when it's safe to execute received commands. |
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2050 * Return TRUE when something was done. |
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2051 */ |
7899
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2052 int |
7840
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2053 channel_parse_messages(void) |
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2054 { |
8055
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2055 channel_T *channel = first_channel; |
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2056 int ret = FALSE; |
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2057 int r; |
7840
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2058 |
8055
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2059 while (channel != NULL) |
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|
2060 { |
6db4b1c863ec
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2061 /* Increase the refcount, in case the handler causes the channel to be |
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2062 * unreferenced or closed. */ |
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2063 ++channel->ch_refcount; |
6db4b1c863ec
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|
2064 r = may_invoke_callback(channel); |
6db4b1c863ec
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|
2065 if (channel_unref(channel)) |
6db4b1c863ec
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|
2066 /* channel was freed, start over */ |
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|
2067 channel = first_channel; |
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|
2068 |
6db4b1c863ec
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|
2069 if (r == OK) |
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2070 { |
8055
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2071 channel = first_channel; /* something was done, start over */ |
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2072 ret = TRUE; |
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2073 } |
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|
2074 else |
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|
2075 channel = channel->ch_next; |
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2076 } |
7899
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2077 return ret; |
7840
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2078 } |
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|
2079 |
7961
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2080 /* |
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|
2081 * Mark references to lists used in channels. |
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|
2082 */ |
7931
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2083 int |
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2084 set_ref_in_channel(int copyID) |
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2085 { |
8041
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2086 int abort = FALSE; |
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2087 channel_T *channel; |
7931
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2088 |
8041
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2089 for (channel = first_channel; channel != NULL; channel = channel->ch_next) |
7931
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2090 { |
8041
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2091 jsonq_T *head = &channel->ch_json_head; |
c6443e78cf2d
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2092 jsonq_T *item = head->jq_next; |
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2093 |
8041
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2094 while (item != NULL) |
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|
2095 { |
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|
2096 list_T *l = item->jq_value->vval.v_list; |
7931
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|
2097 |
2679e636e862
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|
2098 if (l->lv_copyID != copyID) |
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2099 { |
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|
2100 l->lv_copyID = copyID; |
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|
2101 abort = abort || set_ref_in_list(l, copyID, NULL); |
2679e636e862
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2102 } |
8041
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2103 item = item->jq_next; |
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2104 } |
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2105 } |
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2106 return abort; |
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2107 } |
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2108 |
8e0d4cd8157a
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2109 /* |
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2110 * Return the mode of channel "channel". |
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2111 * If "channel" is invalid returns MODE_JSON. |
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2112 */ |
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2113 ch_mode_T |
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2114 channel_get_mode(channel_T *channel) |
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2115 { |
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2116 if (channel == NULL) |
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2117 return MODE_JSON; |
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2118 return channel->ch_mode; |
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2119 } |
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2120 |
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2121 #endif /* FEAT_CHANNEL */ |