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comparison dwcompat.h @ 1962:50c71474709b

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Added PID to the unix domain socket name, to avoid conflicts from multiple instances of the same application. Also unlink (delete) any left over filesystem nodes from previous runs of the application.
author bsmith@81767d24-ef19-dc11-ae90-00e081727c95
date Fri, 26 Jul 2019 21:54:14 +0000
parents 824fdbc2f761
children b2cb0ef3ec3d
comparison
equal deleted inserted replaced
1961:824fdbc2f761 1962:50c71474709b
193 193
194 #ifndef PIPEROOT 194 #ifndef PIPEROOT
195 #define PIPEROOT "/tmp/" 195 #define PIPEROOT "/tmp/"
196 #endif 196 #endif
197 197
198 #define PIPENAME "%s" __TARGET__ "%d" 198 #define PIPENAME "%s" __TARGET__ "%d-%d"
199 199
200 #if defined(_P_NOWAIT) && !defined(P_NOWAIT) 200 #if defined(_P_NOWAIT) && !defined(P_NOWAIT)
201 #define P_NOWAIT _P_NOWAIT 201 #define P_NOWAIT _P_NOWAIT
202 #endif 202 #endif
203 203
340 struct sockaddr_un un; \ 340 struct sockaddr_un un; \
341 int tmpsock = socket(AF_UNIX, SOCK_STREAM, 0); \ 341 int tmpsock = socket(AF_UNIX, SOCK_STREAM, 0); \
342 pipes[1] = socket(AF_UNIX, SOCK_STREAM, 0); \ 342 pipes[1] = socket(AF_UNIX, SOCK_STREAM, 0); \
343 memset(&un, 0, sizeof(un)); \ 343 memset(&un, 0, sizeof(un)); \
344 un.sun_family=AF_UNIX; \ 344 un.sun_family=AF_UNIX; \
345 sprintf(un.sun_path, PIPENAME, PIPEROOT, pipes[1]); \ 345 sprintf(un.sun_path, PIPENAME, PIPEROOT, (int)getpid(), pipes[1]); \
346 unlink(un.sun_path); \
346 bind(tmpsock, (struct sockaddr *)&un, sizeof(un)); \ 347 bind(tmpsock, (struct sockaddr *)&un, sizeof(un)); \
347 listen(tmpsock, 0); \ 348 listen(tmpsock, 0); \
348 connect(pipes[1], (struct sockaddr *)&un, sizeof(un)); \ 349 connect(pipes[1], (struct sockaddr *)&un, sizeof(un)); \
349 pipes[0] = accept(tmpsock, 0, 0); \ 350 pipes[0] = accept(tmpsock, 0, 0); \
350 sockclose(tmpsock); \ 351 sockclose(tmpsock); \