On 16/06/16 18:15, Brian Paul wrote:
To match what's done in the automake build.

v2: Use git rev-parse to get a 10-character hash ID
     Fix Python imports
---
  src/SConscript      | 49 ++++++++++++++++++++++++++++++++++++++++++++++++-
  src/mesa/SConscript | 45 ++-------------------------------------------
  2 files changed, 50 insertions(+), 44 deletions(-)

diff --git a/src/SConscript b/src/SConscript
index 4ba0a32..d861af8 100644
--- a/src/SConscript
+++ b/src/SConscript
@@ -1,5 +1,8 @@
-Import('*')
+import filecmp
+import os
+import subprocess

+Import('*')

  if env['platform'] == 'windows':
      SConscript('getopt/SConscript')
@@ -12,6 +15,50 @@ if env['hostonly']:
      # compilation
      Return()

+
+def write_git_sha1_h_file(filename):
+    """Mesa looks for a git_sha1.h file at compile time in order to display
+    the current git hash id in the GL_VERSION string.  This function tries
+    to retrieve the git hashid and write the header file.  An empty file
+    will be created if anything goes wrong."""
+
+    args = [ 'git', 'rev-parse', '--short=10', 'HEAD' ]
+    try:
+        (commit, foo) = subprocess.Popen(args, 
stdout=subprocess.PIPE).communicate()
+    except:
+        print "Warning: exception in write_git_sha1_h_file()"
+        # git log command didn't work
+        if not os.path.exists(filename):
+            dirname = os.path.dirname(filename)
+            if dirname and not os.path.exists(dirname):
+                os.makedirs(dirname)
+            # create an empty file if none already exists
+            f = open(filename, "w")
+            f.close()
+        return
+
+    # note that commit[:-1] removes the trailing newline character
+    commit = '#define MESA_GIT_SHA1 "git-%s"\n' % commit[:-1]
+    tempfile = "git_sha1.h.tmp"
+    f = open(tempfile, "w")
+    f.write(commit)
+    f.close()
+    if not os.path.exists(filename) or not filecmp.cmp(tempfile, filename):
+        # The filename does not exist or it's different from the new file,
+        # so replace old file with new.
+        if os.path.exists(filename):
+            os.remove(filename)
+        os.rename(tempfile, filename)
+    return
+
+
+# Create the git_sha1.h header file
+write_git_sha1_h_file("git_sha1.h")
+# and update CPPPATH so the git_sha1.h header can be found
+env.Append(CPPPATH = ["#" + env['build_dir']])
+
+
+
  if env['platform'] != 'windows':
      SConscript('loader/SConscript')

diff --git a/src/mesa/SConscript b/src/mesa/SConscript
index 434800e..d20b158 100644
--- a/src/mesa/SConscript
+++ b/src/mesa/SConscript
@@ -3,9 +3,6 @@


  Import('*')
-import filecmp
-import os
-import subprocess
  from sys import executable as python_cmd

  env = env.Clone()
@@ -18,10 +15,12 @@ env.Append(CPPPATH = [
      '#/src/mapi',
      '#/src/glsl',
      '#/src/mesa',
+    '#/src/mesa/main',
      '#/src/gallium/include',
      '#/src/gallium/auxiliary',
      Dir('../mapi'), # src/mapi build path
      Dir('.'), # src/mesa build path
+    Dir('main'),  # src/mesa/main/ build path
  ])

  if env['platform'] == 'windows':
@@ -119,46 +118,6 @@ if env['platform'] not in ('cygwin', 'darwin', 'windows', 
'haiku'):
          env.Append(CPPPATH = [matypes[0].dir])


-def write_git_sha1_h_file(filename):
-    """Mesa looks for a git_sha1.h file at compile time in order to display
-    the current git hash id in the GL_VERSION string.  This function tries
-    to retrieve the git hashid and write the header file.  An empty file
-    will be created if anything goes wrong."""
-
-    args = [ 'git', 'log', '-n', '1', '--oneline' ]
-    try:
-        (commit, foo) = subprocess.Popen(args, 
stdout=subprocess.PIPE).communicate()
-    except:
-        # git log command didn't work
-        if not os.path.exists(filename):
-            dirname = os.path.dirname(filename)
-            if not os.path.exists(dirname):
-                os.makedirs(dirname)
-            # create an empty file if none already exists
-            f = open(filename, "w")
-            f.close()
-        return
-
-    commit = '#define MESA_GIT_SHA1 "git-%s"\n' % commit[0:7]
-    tempfile = "git_sha1.h.tmp"
-    f = open(tempfile, "w")
-    f.write(commit)
-    f.close()
-    if not os.path.exists(filename) or not filecmp.cmp(tempfile, filename):
-        # The filename does not exist or it's different from the new file,
-        # so replace old file with new.
-        if os.path.exists(filename):
-            os.remove(filename)
-        os.rename(tempfile, filename)
-    return
-
-
-# Create the git_sha1.h header file
-write_git_sha1_h_file("main/git_sha1.h")
-# and update CPPPATH so the git_sha1.h header can be found
-env.Append(CPPPATH = ["#" + env['build_dir'] + "/mesa/main"])
-
-
  #
  # Libraries
  #



LGTM.

Reviewed-by: Jose Fonseca <jfons...@vmware.com>
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