List of multithreaded programming subroutines
Programming in a multithreaded environment requires reentrant subroutines to ensure data integrity.
Use the following subroutines rather than the non-reentrant version:
Subroutine | Description |
---|---|
asctime_r | Converts a time value into a character array |
getgrnam_r | Returns the next group entry in the user database that matches a specific name |
getpwuid_r | Returns the next entry that matches a specific user ID in the use database |
The following lists the non-reentrant subroutines in libc.
Subroutine | Description | ||
---|---|---|---|
asctime | getgrent | gsignal | setkey |
auditread | getgrgid | hcreate | setlogmask |
closelog | getgrnam | hdestroy | setnetent |
crypt | getgroupsbyuser | hsearch | setnetgrent |
ctime | getgrset | inet_ntoa | setprotoent |
dirname | gethostbyaddr | initstate | setpwent |
drand48 | gethostbyname | innetgr | setpwfile |
ecvt | gethostent | iso_addr | setrpcent |
endttyent | getlogin | iso_ntoa | setservent |
encrypt | getnetbyaddr | jrand48 | setstate |
asctime | getnetbyname | l64a | setttyent |
endfsent | getnetent | lcong48 | setutent |
endfsent | getnetgrent | link_ntoa | setutxent |
endgrent | getopt | localtime | srand48 |
endhostent | getprotobyname | lrand48 | srandom |
endnetent | getprotobynumber | mrand48 | ssignal |
endnetgrent | getprotoent | mtime | strerror |
endprotoent | getpwent | ndutent | strtok |
endpwent | getpwnam | nrand48 | syslog |
endrpcent | getpwuid | ns_ntoa | ttyname |
endservent | getrpcbyname | openlog | utmpname |
endttyent | getrpcbynumber | pututline | wcstok |
endutxent | getrpcent | pututxline | |
erand48 | getservbyname | rand | |
ether_aton | getservbyport | random | |
ether_ntoa | getservent | rcmd | |
fcvt fgetgrent | getttyent | rcmd2 | |
fgetpwent | getttynam | readdir | |
getdate | getuinfo | rexec | |
getfsent | getutent | re_comp | |
getfsent | getutid | re_exec | |
getfsfile | getutline | seed48 | |
getfsfile | getutxent | setfsent | |
getfsspec | getutxid | setgrent | |
getfstype | getutxline | sethostent |