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authorAlexandra Hájková <ahajkova@redhat.com>2021-11-18 03:49:52 -0500
committerAlexandra Hájková <ahajkova@redhat.com>2021-11-23 15:01:08 +0100
commit7c26f8da3d267954f8a3a810c5ed9de09d15e6d4 (patch)
treea6140630cea7643bd41801f2b1561ae3e115a234 /gdb/configure
parentb69c9d41e89498442cb5af5287f378b3583dd445 (diff)
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configure.ac: Check for the readline.h explicitly
When readline development package is missing make fails with "configure: error: system readline is not new enough" which might be confusing. This patch checks for the readline.h explicitly and makes make to warn about the missing package.
Diffstat (limited to 'gdb/configure')
-rwxr-xr-xgdb/configure17
1 files changed, 17 insertions, 0 deletions
diff --git a/gdb/configure b/gdb/configure
index fe685f2..90c1e3d 100755
--- a/gdb/configure
+++ b/gdb/configure
@@ -9224,6 +9224,23 @@ fi
if test "$with_system_readline" = yes; then
+ for ac_header in readline/readline.h
+do :
+ ac_fn_c_check_header_mongrel "$LINENO" "readline/readline.h" "ac_cv_header_readline_readline_h" "$ac_includes_default"
+if test "x$ac_cv_header_readline_readline_h" = xyes; then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_READLINE_READLINE_H 1
+_ACEOF
+ readline_h=yes
+else
+ readline_h=no
+fi
+
+done
+
+ if test "$readline_h" = "no"; then
+ as_fn_error $? "readline development packages are probably missing" "$LINENO" 5
+ fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether system readline is new enough" >&5
$as_echo_n "checking whether system readline is new enough... " >&6; }
if ${gdb_cv_readline_ok+:} false; then :