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Makefile: fix ignored trace at target-finalize

PATCH New Gaël PORTAY 3 participants 5 messages Nov 22, 2016 – Nov 23, 2016 Kbuild

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#0 lore raw

PATCH 1/1 Makefile: fix ignored trace at target-finalize

Make may throw an error (but ignored) trace when cleaning up the rootfs.

The target-finalize rule intends to remove the folder $(TARGET_DIR)/usr/share' but this directory may still contain items (such as the udhcpc' helper script) and causes the rmdir to fail.

The stderr output is redirected to /dev/null but it returns and error which is escaped by the leading `-'; but make reports an ignored-error.

See the log below:

$ make
(...)
rm -rf (...)/target/usr/share/gtk-doc
rmdir (...)/target/usr/share
rmdir: failed to remove '(...)/target/usr/share': Directory not empty
make[1]: [Makefile:650: target-finalize] Error 1 (ignored)
find /(...)/target -type f \( -perm /111 -o -name '*.so*' \) -not \( -name 'libpthread*.so*' -o -name 'ld-*.so*' -o -name '*.ko' \) -print0 | xargs -0 (...)/host/usr/bin/arm-buildroot-linux-uclibcgnueabihf-strip --remove-section=.comment --remove-section=.note 2>/dev/null || true

This patch apply the same rule at the instruction immediately after:
* redirecting stderr to /dev/null (already done) and
* executing true if the `rmdir' instruction fails.

---
 Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
Makefile +1 -1
index 37e4bd4..7f162e2 100644
@@ -656,7 +656,7 @@ endif
 	rm -rf $(TARGET_DIR)/usr/info $(TARGET_DIR)/usr/share/info
 	rm -rf $(TARGET_DIR)/usr/doc $(TARGET_DIR)/usr/share/doc
 	rm -rf $(TARGET_DIR)/usr/share/gtk-doc
-	-rmdir $(TARGET_DIR)/usr/share 2>/dev/null
+	rmdir $(TARGET_DIR)/usr/share 2>/dev/null || true
 	$(STRIP_FIND_CMD) | xargs -0 $(STRIPCMD) 2>/dev/null || true
 
 # See http://sourceware.org/gdb/wiki/FAQ, "GDB does not see any threads
Signature · 1 line
2.10.2
#1 lore raw

PATCH 1/1 Makefile: fix ignored trace at target-finalize

Ga"el, All,

On 2016-11-22 15:53 -0500, Ga?l PORTAY spake thusly:

Quoted 19 lines

Make may throw an error (but ignored) trace when cleaning up the rootfs.

The target-finalize rule intends to remove the folder $(TARGET_DIR)/usr/share' but this directory may still contain items (such as the udhcpc' helper script) and causes the rmdir to fail.

The stderr output is redirected to /dev/null but it returns and error which is escaped by the leading `-'; but make reports an ignored-error.

See the log below:

$ make
(...)
rm -rf (...)/target/usr/share/gtk-doc
rmdir (...)/target/usr/share
rmdir: failed to remove '(...)/target/usr/share': Directory not empty
make[1]: [Makefile:650: target-finalize] Error 1 (ignored)
find /(...)/target -type f \( -perm /111 -o -name '*.so*' \) -not \( -name 'libpthread*.so*' -o -name 'ld-*.so*' -o -name '*.ko' \) -print0 | xargs -0 (...)/host/usr/bin/arm-buildroot-linux-uclibcgnueabihf-strip --remove-section=.comment --remove-section=.note 2>/dev/null || true
Quoted 5 lines

This patch apply the same rule at the instruction immediately after:
* redirecting stderr to /dev/null (already done) and
* executing true if the `rmdir' instruction fails.

Regards,
Yann E. MORIN.

Quoted 24 lines
---
 Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
Makefile +1 -1
index 37e4bd4..7f162e2 100644
@@ -656,7 +656,7 @@ endif
 	rm -rf $(TARGET_DIR)/usr/info $(TARGET_DIR)/usr/share/info
 	rm -rf $(TARGET_DIR)/usr/doc $(TARGET_DIR)/usr/share/doc
 	rm -rf $(TARGET_DIR)/usr/share/gtk-doc
-	-rmdir $(TARGET_DIR)/usr/share 2>/dev/null
+	rmdir $(TARGET_DIR)/usr/share 2>/dev/null || true
 	$(STRIP_FIND_CMD) | xargs -0 $(STRIPCMD) 2>/dev/null || true
 
 # See http://sourceware.org/gdb/wiki/FAQ, "GDB does not see any threads
Signature · 6 lines
2.10.2

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#2 lore raw

PATCH 1/1 Makefile: fix ignored trace at target-finalize

In reply to Gaël PORTAY

Hello,

Quoted 9 lines · Ga?l PORTAY

Make may throw an error (but ignored) trace when cleaning up the rootfs.

The target-finalize rule intends to remove the folder $(TARGET_DIR)/usr/share' but this directory may still contain items (such as the udhcpc' helper script) and causes the rmdir to fail.

The stderr output is redirected to /dev/null but it returns and error which is escaped by the leading `-'; but make reports an ignored-error.

Ah, what is the problem with that? Just the fact that there is this "Error 1 (ignored)" message?

Thomas

Signature · 3 lines
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
#3 lore raw

PATCH 1/1 Makefile: fix ignored trace at target-finalize

Thomas,

Quoted 3 lines · Thomas Petazzoni

Ah, what is the problem with that? Just the fact that there is this "Error 1 (ignored)" message?

Yes, just a nitpick.

There is absolutly no error: simply the trace. Error when things are `ok'.

Also to be more consistent with what is applied at the next line:
stderr + || true.

#4 lore raw

PATCH 1/1 Makefile: fix ignored trace at target-finalize

In reply to Gaël PORTAY

Hello,

Quoted 19 lines · Ga?l PORTAY

Make may throw an error (but ignored) trace when cleaning up the rootfs.

The target-finalize rule intends to remove the folder $(TARGET_DIR)/usr/share' but this directory may still contain items (such as the udhcpc' helper script) and causes the rmdir to fail.

The stderr output is redirected to /dev/null but it returns and error which is escaped by the leading `-'; but make reports an ignored-error.

See the log below:

$ make
(...)
rm -rf (...)/target/usr/share/gtk-doc
rmdir (...)/target/usr/share
rmdir: failed to remove '(...)/target/usr/share': Directory not empty
make[1]: [Makefile:650: target-finalize] Error 1 (ignored)
find /(...)/target -type f \( -perm /111 -o -name '*.so*' \) -not \( -name 'libpthread*.so*' -o -name 'ld-*.so*' -o -name '*.ko' \) -print0 | xargs -0 (...)/host/usr/bin/arm-buildroot-linux-uclibcgnueabihf-strip --remove-section=.comment --remove-section=.note 2>/dev/null || true
Quoted 8 lines

This patch apply the same rule at the instruction immediately after:
* redirecting stderr to /dev/null (already done) and
* executing true if the `rmdir' instruction fails.

---
 Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Applied to next, thanks.

Thomas

Signature · 3 lines
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com