Option --noline or -L does not handled properly.
So generated code contains #line directives with
file absolute path and prevents to create
reproducible builds.
Signed-off-by: Oleksiy Obitotskyy <oobit...@cisco.com>
---
...directives-if-gen_line_dirs-is-false.patch | 32 +++++++++++++++++++
meta/recipes-devtools/flex/flex_2.6.4.bb | 1 +
2 files changed, 33 insertions(+)
create mode 100644
meta/recipes-devtools/flex/flex/0001-Emit-no-line-directives-if-gen_line_dirs-is-false.patch
diff --git
a/meta/recipes-devtools/flex/flex/0001-Emit-no-line-directives-if-gen_line_dirs-is-false.patch
b/meta/recipes-devtools/flex/flex/0001-Emit-no-line-directives-if-gen_line_dirs-is-false.patch
new file mode 100644
index 0000000000..230953cbde
--- /dev/null
+++
b/meta/recipes-devtools/flex/flex/0001-Emit-no-line-directives-if-gen_line_dirs-is-false.patch
@@ -0,0 +1,32 @@
+From 440f3f55739468cd26e22f31871eca8cbbd53294 Mon Sep 17 00:00:00 2001
+From: Oleksiy Obitotskyy <oobit...@cisco.com>
+Date: Wed, 6 Jan 2021 06:12:14 -0800
+Subject: [PATCH] Emit no #line directives if gen_line_dirs is false
+
+If we set --noline we should not print line directives.
+But setting --noline means gen_line_dirs is false.
+
+Upstream-Status: Submitted
+Signed-off-by: Oleksiy Obitotskyy <oobit...@cisco.com>
+---
+ src/buf.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/buf.c b/src/buf.c
+index 185083c..4439e28 100644
+--- a/src/buf.c
++++ b/src/buf.c
+@@ -95,8 +95,8 @@ struct Buf *buf_linedir (struct Buf *buf, const char*
filename, int lineno)
+ const char *src;
+ size_t tsz;
+
+- if (gen_line_dirs)
+- return buf;
++ if (!gen_line_dirs)
++ return buf;
+
+ tsz = strlen("#line \"\"\n") + /* constant parts */
+ 2 * strlen (filename) + /* filename with possibly
all backslashes escaped */
+--
+2.26.2.Cisco
+
diff --git a/meta/recipes-devtools/flex/flex_2.6.4.bb
b/meta/recipes-devtools/flex/flex_2.6.4.bb
index 3d57572865..1d43d2228a 100644
--- a/meta/recipes-devtools/flex/flex_2.6.4.bb
+++ b/meta/recipes-devtools/flex/flex_2.6.4.bb
@@ -16,6 +16,7 @@ SRC_URI =
"https://github.com/westes/flex/releases/download/v${PV}/flex-${PV}.ta
${@bb.utils.contains('PTEST_ENABLED', '1', '',
'file://disable-tests.patch', d)} \
file://0001-build-AC_USE_SYSTEM_EXTENSIONS-in-configure.ac.patch \
file://check-funcs.patch \
+ file://0001-Emit-no-line-directives-if-gen_line_dirs-is-false.patch
\
"
SRC_URI[md5sum] = "2882e3179748cc9f9c23ec593d6adc8d"
--
2.26.2.Cisco
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