[nasm:master] configure: Add --enable-gdb option

[nasm-bot f. C. G. <gor...@gm...>]

Commit-ID:  fdbf7012ba371cd7eb7f22e7aedc32511b0867e4
Gitweb:     http://repo.or.cz/w/nasm.git?a=commitdiff;h=fdbf7012ba371cd7eb7f22e7aedc32511b0867e4
Author:     Cyrill Gorcunov <gor...@gm...>
AuthorDate: Sat, 29 Jul 2017 16:05:36 +0300
Committer:  Cyrill Gorcunov <gor...@gm...>
CommitDate: Sat, 29 Jul 2017 16:07:40 +0300

configure: Add --enable-gdb option

When one needs to run nasm under GDB

Signed-off-by: Cyrill Gorcunov <gor...@gm...>


---
 configure.ac | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/configure.ac b/configure.ac
index 8db7c72..8ac4994 100644
--- a/configure.ac
+++ b/configure.ac
@@ -32,6 +32,12 @@ PA_ARG_DISABLED([optimization],
 AS_IF([test x"$pa_init_cflags" = x],
       [CFLAGS=`echo "$CFLAGS" | sed -e "s/-O2/$pa_optimize/"`])
 
+dnl Compile and link with dwarf debug
+PA_ARG_ENABLED([gdb],
+ [disable optimization and compile with extra debug information for GDB debugger],
+ [CFLAGS=`echo "$CFLAGS" | sed -e "s/\(-O2\|-O3\)/-O0/"`
+   PA_ADD_CLDFLAGS([-ggdb3])])
+
 dnl Check for library extension
 PA_LIBEXT