fix version file ouside of git

Author: tdavidcl

buildbot/make_version_file.py

@@ -4,41 +4,46 @@
 strfile = ""
 
 try:
-    fvers = open(sys.argv[1],'r')
+    fvers = open(sys.argv[1], "r")
     strfile = fvers.read()
     fvers.close()
-except :
+except:
     None
 
-
-
-str_git = os.popen("git log -n 1 --decorate=full").read()
-git_hash = str_git.split()[1]
-git_head = str_git[str_git.find("HEAD -> ")+8:str_git.find(")")]
-
-
-
-str_ = '''
-#include "version.hpp"
-
-const std::string git_info_str = R"%%('''
-
-str_ += "     commit : "+git_hash+"\n"
-str_ += "     HEAD   : "+git_head+"\n"
-str_ += "     modified files (since last commit):"+"\n"
-str_ += os.popen("git diff-index --name-only HEAD -- | sed \"s/^/        /g\"").read()
+try:
+    str_git = os.popen("git log -n 1 --decorate=full").read()
+    git_hash = str_git.split()[1]
+    git_head = str_git[str_git.find("HEAD -> ") + 8 : str_git.find(")")]
+    git_diffindex = os.popen('git diff-index --name-only HEAD -- | sed "s/^/        /g"').read()
+    is_git = "true"
+except:
+    git_hash = "unknown"
+    git_head = "unknown"
+    git_diffindex = "unknown"
+    is_git = "false"
+
+str_ = """
+#include "shamrock/version.hpp"
+
+const std::string git_info_str = R"%%("""
+
+str_ += "     commit : " + git_hash + "\n"
+str_ += "     HEAD   : " + git_head + "\n"
+str_ += "     modified files (since last commit):" + "\n"
+str_ += git_diffindex
 str_ += r')%%";'
 str_ += "\n\n"
 
-str_ += "const std::string git_commit_hash = \""+git_hash+"\";\n"
+str_ += 'const std::string git_commit_hash = "' + git_hash + '";\n'
 
-str_ += "const std::string compile_arg = \""+sys.argv[2]+"\";\n"
+str_ += 'const std::string compile_arg = "' + sys.argv[2] + '";\n'
 
-str_ += "const std::string version_string = \""+sys.argv[3]+"\";\n"
+str_ += 'const std::string version_string = "' + sys.argv[3] + '";\n'
 
+str_ += "const bool is_git = " + str(is_git) + ";\n"
 
 if not (strfile == str_):
-    f = open(sys.argv[1],'w')
+    f = open(sys.argv[1], "w")
     f.write(str_)
     f.close()