This is the mail archive of the
gdb-patches@sourceware.org
mailing list for the GDB project.
[PATCH v2] gdb: fix cygwin check in configure script
- From: Steffen Sledz <sledz at dresearch-fe dot de>
- To: gdb-patches at sourceware dot org
- Cc: Tom Tromey <tromey at redhat dot com>, Steffen Sledz <sledz at dresearch-fe dot de>
- Date: Sun, 24 Nov 2013 13:13:49 +0100
- Subject: [PATCH v2] gdb: fix cygwin check in configure script
- Authentication-results: sourceware.org; auth=none
- References: <87zjp1pvhy dot fsf at fleche dot redhat dot com>
Avoids false positives if the search pattern "lose" is found in path
descriptions in comments generated by the preprocessor.
see <https://sourceware.org/bugzilla/show_bug.cgi?id=16152>
Signed-off-by: Steffen Sledz <sledz@dresearch-fe.de>
---
gdb/ChangeLog | 5 +++++
gdb/configure | 2 +-
gdb/configure.ac | 2 +-
3 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index aec0768..ead7874 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2013-11-24 Steffen Sledz <sledz@dresearch-fe.de>
+
+ * configure: Rebuild.
+ * configure.ac: fix cygwin detection check
+
2013-11-24 Yao Qi <yao@codesourcery.com>
* disasm.c (dis_asm_read_memory): Call target_read_code
diff --git a/gdb/configure b/gdb/configure
index 5514b2f..b38e183 100755
--- a/gdb/configure
+++ b/gdb/configure
@@ -12446,7 +12446,7 @@ lose
#endif
_ACEOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
- $EGREP "lose" >/dev/null 2>&1; then :
+ $EGREP "^lose$" >/dev/null 2>&1; then :
gdb_cv_os_cygwin=yes
else
gdb_cv_os_cygwin=no
diff --git a/gdb/configure.ac b/gdb/configure.ac
index 9b73887..2947293 100644
--- a/gdb/configure.ac
+++ b/gdb/configure.ac
@@ -1877,7 +1877,7 @@ AC_SUBST(WERROR_CFLAGS)
# In the Cygwin environment, we need some additional flags.
AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
-[AC_EGREP_CPP(lose, [
+[AC_EGREP_CPP(^lose$, [
#if defined (__CYGWIN__) || defined (__CYGWIN32__)
lose
#endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
--
1.8.4