Remove traces of Sun -lposix4.

macdice · macdice · commit 8fe4beaa21a4 · 2023-08-17T16:16:43.000+12:00
This was a library on ancient Solaris systems, which was eventually replaced by -lrt, itself now redundant on that OS. Reviewed-by: Peter Eisentraut <peter@eisentraut.org> Reviewed-by: Tristan Partin <tristan@neon.tech> Discussion: https://postgr.es/m/CA%2BhUKGLLVx4drdvXats9PxH3eeB%2BE2NkJReJ%2BRGmaOpU%3D9rgEA%40mail.gmail.com
diff --git a/configure b/configure
@@ -12163,7 +12163,7 @@ return clock_gettime ();
   return 0;
 }
 _ACEOF
-for ac_lib in '' rt posix4; do
+for ac_lib in '' rt; do
   if test -z "$ac_lib"; then
     ac_res="none required"
   else
diff --git a/configure.ac b/configure.ac
@@ -1285,7 +1285,7 @@ AC_SEARCH_LIBS(socket, [socket ws2_32])
 AC_SEARCH_LIBS(getopt_long, [getopt gnugetopt])
 AC_SEARCH_LIBS(shm_open, rt)
 AC_SEARCH_LIBS(shm_unlink, rt)
-AC_SEARCH_LIBS(clock_gettime, [rt posix4])
+AC_SEARCH_LIBS(clock_gettime, rt)
 # Cygwin:
 AC_SEARCH_LIBS(shmget, cygipc)
 # *BSD:
diff --git a/meson.build b/meson.build
@@ -2380,7 +2380,6 @@ rt_dep = cc.find_library('rt', required: false)
 dl_dep = cc.find_library('dl', required: false)
 
 util_dep = cc.find_library('util', required: false)
-posix4_dep = cc.find_library('posix4', required: false)
 
 getopt_dep = cc.find_library('getopt', required: false)
 gnugetopt_dep = cc.find_library('gnugetopt', required: false)
@@ -2414,7 +2413,7 @@ endif
 func_checks = [
   ['_configthreadlocale', {'skip': host_system != 'windows'}],
   ['backtrace_symbols', {'dependencies': [execinfo_dep]}],
-  ['clock_gettime', {'dependencies': [rt_dep, posix4_dep], 'define': false}],
+  ['clock_gettime', {'dependencies': [rt_dep], 'define': false}],
   ['copyfile'],
   # gcc/clang's sanitizer helper library provides dlopen but not dlsym, thus
   # when enabling asan the dlopen check doesn't notice that -ldl is actually

Original file line number	Diff line number	Diff line change
`@@ -12163,7 +12163,7 @@ return clock_gettime ();`
`12163`	`12163`	`return 0;`
`12164`	`12164`	`}`
`12165`	`12165`	`_ACEOF`
`12166`		`-for ac_lib in '' rt posix4; do`
	`12166`	`+for ac_lib in '' rt; do`
`12167`	`12167`	`if test -z "$ac_lib"; then`
`12168`	`12168`	`ac_res="none required"`
`12169`	`12169`	`else`