patchelf: Fix corrupted file mode patch

Message ID 20220211134452.2720976-1-richard.purdie@linuxfoundation.org
State Accepted, archived
Commit bcdba091d99f9a3ae67c0ba17fcf27329698a0c0
Headers show
Series patchelf: Fix corrupted file mode patch | expand

Commit Message

Richard Purdie Feb. 11, 2022, 1:44 p.m. UTC
The recent patchelf upgrades corrupted the file permissions patch we
carry as upstream inserted an early exit to the funciton.

This showed up as corrupted file modes when testing a new uninative tarball
containing this patchelf.

Rework and tweak the patch to fix this.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---
 .../patchelf/handle-read-only-files.patch     | 36 ++++++++++++-------
 1 file changed, 23 insertions(+), 13 deletions(-)

Patch

diff --git a/meta/recipes-devtools/patchelf/patchelf/handle-read-only-files.patch b/meta/recipes-devtools/patchelf/patchelf/handle-read-only-files.patch
index 8d9a50a6979..b755a263a4a 100644
--- a/meta/recipes-devtools/patchelf/patchelf/handle-read-only-files.patch
+++ b/meta/recipes-devtools/patchelf/patchelf/handle-read-only-files.patch
@@ -14,11 +14,11 @@  Signed-off-by: Fabio Berton <fabio.berton@ossystems.com.br>
  src/patchelf.cc | 16 +++++++++++++++-
  1 file changed, 15 insertions(+), 1 deletion(-)
 
-diff --git a/src/patchelf.cc b/src/patchelf.cc
-index 1aeae88..6b77afe 100644
---- a/src/patchelf.cc
-+++ b/src/patchelf.cc
-@@ -534,9 +534,19 @@ void ElfFile<ElfFileParamNames>::sortShdrs()
+Index: git/src/patchelf.cc
+===================================================================
+--- git.orig/src/patchelf.cc
++++ git/src/patchelf.cc
+@@ -534,9 +534,19 @@ void ElfFile<ElfFileParamNames>::sortShd
  
  static void writeFile(const std::string & fileName, const FileContents & contents)
  {
@@ -39,17 +39,27 @@  index 1aeae88..6b77afe 100644
      if (fd == -1)
          error("open");
  
-@@ -564,6 +574,10 @@ static void writeFile(const std::string & fileName, const FileContents & content
-     if (errno == EINTR)
-         return;
-     error("close");
+@@ -551,8 +561,6 @@ static void writeFile(const std::string
+         bytesWritten += portion;
+     }
+ 
+-    if (close(fd) >= 0)
+-        return;
+     /*
+      * Just ignore EINTR; a retry loop is the wrong thing to do.
+      *
+@@ -561,9 +569,11 @@ static void writeFile(const std::string
+      * http://utcc.utoronto.ca/~cks/space/blog/unix/CloseEINTR
+      * https://sites.google.com/site/michaelsafyan/software-engineering/checkforeintrwheninvokingclosethinkagain
+      */
+-    if (errno == EINTR)
+-        return;
+-    error("close");
++    if ((close(fd) < 0) && errno != EINTR)
++        error("close");
 +
 +    if (chmod(fileName.c_str(), st.st_mode) != 0)
 +        error("chmod");
-+
  }
  
  
--- 
-2.25.1
-