merge from gcc

1 files changed, 13 insertions, 1 deletions

diff --git a/libiberty/configure.ac b/libiberty/configure.ac
index 4de83f95ada..8b7be1835f4 100644
--- a/libiberty/configure.ac
+++ b/libiberty/configure.ac
@@ -351,6 +351,7 @@ funcs="$funcs vprintf"
 funcs="$funcs vsnprintf"
 funcs="$funcs vsprintf"
 funcs="$funcs waitpid"
+funcs="$funcs setproctitle"
 
 # Also in the old function.def file: alloca, vfork, getopt.
 
@@ -373,7 +374,8 @@ if test "x" = "y"; then
     on_exit \
     psignal pstat_getdynamic pstat_getstatic putenv \
     random realpath rename rindex \
-    sbrk setenv sigsetmask snprintf stpcpy stpncpy strcasecmp strchr strdup \
+    sbrk setenv setproctitle sigsetmask snprintf stpcpy stpncpy strcasecmp strchr \
+    strdup \
      strerror strncasecmp strndup strrchr strsignal strstr strtod strtol \
      strtoul strverscmp sysconf sysctl sysmp \
     table times tmpnam \
@@ -533,6 +535,16 @@ fi
 AC_SUBST(CHECK)
 AC_SUBST(target_header_dir)
 
+# check for prctl PR_SET_NAME
+AC_RUN_IFELSE([AC_LANG_SOURCE([[
+#include <sys/prctl.h>
+int main()
+{
+  return (prctl(PR_SET_NAME, "foo") == 0) ? 0 : 1;
+}
+]])], AC_DEFINE(HAVE_PRCTL_SET_NAME, 1,
+	[Define if you have prctl PR_SET_NAME]))
+
 case "${host}" in
   *-*-cygwin* | *-*-mingw*)
     AC_DEFINE(HAVE_SYS_ERRLIST)