build failure on IRIX when building with Python support.

[deliverable/binutils-gdb.git] / gdb / configure

diff --git a/gdb/configure b/gdb/configure
index 2bc49d6a6670a2cffb0ab9ae06d88cfcdf1dae1c..6ea3f58bbc0f71eae5d848b6cb6789ebd0033ee2 100755 (executable)
--- a/gdb/configure
+++ b/gdb/configure
@@ -10964,6 +10964,21 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
     { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${PYTHON_CFLAGS}" >&5
 $as_echo "${PYTHON_CFLAGS}" >&6; }
   fi
+
+  # On IRIX, type siginfo is not defined.  Instead, sys/siginfo.h provides:
+  #    #if _SGIAPI
+  #    #define siginfo __siginfo
+  #    #endif
+  # The problem is that including Python causes some XOPEN macros to be
+  # unilaterally defined, and that in turn causes _SGIAPI to evaluate
+  # to false.  So, we work around this issue by defining siginfo ourself
+  # though the command-line.
+  case "$gdb_host" in
+    irix*) if test "${GCC}" = yes; then
+             CPPFLAGS="$CPPFLAGS -Dsiginfo=__siginfo"
+           fi
+           ;;
+  esac
 else
   # Even if Python support is not compiled in, we need to have these files
   # included.