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process startup: Rename postmaster's --forkboot to --forkaux.

It is confusing that aux processes are started with --forkboot, given thatbootstrap mode cannot run below postmaster.Author: Andres Freund <andres@anarazel.de>Reviewed-By: Kyotaro Horiguchi <horikyota.ntt@gmail.com>Reviewed-By: Robert Haas <robertmhaas@gmail.com>Discussion:https://postgr.es/m/20210802164124.ufo5buo4apl6yuvs@alap3.anarazel.de

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src/backend/postmaster
- postmaster.c

1 file changed

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`‎src/backend/postmaster/postmaster.c`

Lines changed: 3 additions & 3 deletions

Original file line number	Diff line number	Diff line change
`@@ -4936,7 +4936,7 @@ SubPostmasterMain(int argc, char *argv[])`
`4936`	`4936`	`if (strcmp(argv[1],"--forkbackend")==0\|\|`
`4937`	`4937`	`strcmp(argv[1],"--forkavlauncher")==0\|\|`
`4938`	`4938`	`strcmp(argv[1],"--forkavworker")==0\|\|`
`4939`		`-strcmp(argv[1],"--forkboot")==0\|\|`
	`4939`	`+strcmp(argv[1],"--forkaux")==0\|\|`
`4940`	`4940`	`strncmp(argv[1],"--forkbgworker=",15)==0)`
`4941`	`4941`	`PGSharedMemoryReAttach();`
`4942`	`4942`	`else`
`@@ -5024,7 +5024,7 @@ SubPostmasterMain(int argc, char *argv[])`
`5024`	`5024`	`/* And run the backend */`
`5025`	`5025`	`BackendRun(&port);/* does not return */`
`5026`	`5026`	`}`
`5027`		`-if (strcmp(argv[1],"--forkboot")==0)`
	`5027`	`+if (strcmp(argv[1],"--forkaux")==0)`
`5028`	`5028`	`{`
`5029`	`5029`	`/* Restore basic shared memory pointers */`
`5030`	`5030`	`InitShmemAccess(UsedShmemSegAddr);`
`@@ -5424,7 +5424,7 @@ StartChildProcess(AuxProcType type)`
`5424`	`5424`	`av[ac++]="postgres";`
`5425`	`5425`
`5426`	`5426`	`#ifdefEXEC_BACKEND`
`5427`		`-av[ac++]="--forkboot";`
	`5427`	`+av[ac++]="--forkaux";`
`5428`	`5428`	`av[ac++]=NULL;/* filled in by postmaster_forkexec */`
`5429`	`5429`	`#endif`
`5430`	`5430`

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Commit50017f7

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`‎src/backend/postmaster/postmaster.c`

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