For PR747:

If we fail to find a required program, simply set that program to echo
out something that tells the user the situation. That is, instead of just
"true runtest" we now get "echo 'Skipped: runtest not found'".


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27990 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 20 insertions, 20 deletions

diff --git a/autoconf/configure.ac b/autoconf/configure.ac
index f152bc8b94..a75300035c 100644
--- a/autoconf/configure.ac
+++ b/autoconf/configure.ac
@@ -381,17 +381,17 @@ dnl Checks for documentation and testing tools that we can do without. If these
 dnl are not found then they are set to "true" which always succeeds but does
 dnl nothing. This just lets the build output show that we could have done 
 dnl something if the tool was available. 
-AC_PATH_PROG(BZIP2,[bzip2],[true bzip2])
-AC_PATH_PROG(DOT,[dot],[true dot])
-AC_PATH_PROG(DOXYGEN,[doxygen],[true doxygen])
-AC_PATH_PROG(ETAGS,[etags],[true etags])
-AC_PATH_PROG(GROFF,[groff],[true groff])
-AC_PATH_PROG(GZIP,[gzip],[true gzip])
-AC_PATH_PROG(POD2HTML,[pod2html],[true pod2html])
-AC_PATH_PROG(POD2MAN,[pod2man],[true pod2man])
-AC_PATH_PROG(RUNTEST,[runtest],[true runtest])
+AC_PATH_PROG(BZIP2,[bzip2],[echo "Skipped: bzip2 not found"])
+AC_PATH_PROG(DOT,[dot],[echo "Skipped: dot not found"])
+AC_PATH_PROG(DOXYGEN,[doxygen],[echo "Skipped: doxygen not found"])
+AC_PATH_PROG(ETAGS,[etags],[echo "Skipped: etags not found"])
+AC_PATH_PROG(GROFF,[groff],[echo "Skipped: groff not found"])
+AC_PATH_PROG(GZIP,[gzip],[echo "Skipped: gzip not found"])
+AC_PATH_PROG(POD2HTML,[pod2html],[echo "Skipped: pod2html not found"])
+AC_PATH_PROG(POD2MAN,[pod2man],[echo "Skipped: pod2man not found"])
+AC_PATH_PROG(RUNTEST,[runtest],[echo "Skipped: runtest not found"])
 DJ_AC_PATH_TCLSH
-AC_PATH_PROG(ZIP,[zip],[true zip])
+AC_PATH_PROG(ZIP,[zip],[echo "Skipped: zip not found"])
 
 dnl Determine if the linker supports the -R option.
 AC_LINK_USE_R
diff --git a/configure b/configure
index 449a7933b6..e196a0f953 100755
--- a/configure
+++ b/configure
@@ -5400,7 +5400,7 @@ do
 done
 done
 
-  test -z "$ac_cv_path_BZIP2" && ac_cv_path_BZIP2="true bzip2"
+  test -z "$ac_cv_path_BZIP2" && ac_cv_path_BZIP2="echo "Skipped: bzip2 not found""
   ;;
 esac
 fi
@@ -5440,7 +5440,7 @@ do
 done
 done
 
-  test -z "$ac_cv_path_DOT" && ac_cv_path_DOT="true dot"
+  test -z "$ac_cv_path_DOT" && ac_cv_path_DOT="echo "Skipped: dot not found""
   ;;
 esac
 fi
@@ -5480,7 +5480,7 @@ do
 done
 done
 
-  test -z "$ac_cv_path_DOXYGEN" && ac_cv_path_DOXYGEN="true doxygen"
+  test -z "$ac_cv_path_DOXYGEN" && ac_cv_path_DOXYGEN="echo "Skipped: doxygen not found""
   ;;
 esac
 fi
@@ -5520,7 +5520,7 @@ do
 done
 done
 
-  test -z "$ac_cv_path_ETAGS" && ac_cv_path_ETAGS="true etags"
+  test -z "$ac_cv_path_ETAGS" && ac_cv_path_ETAGS="echo "Skipped: etags not found""
   ;;
 esac
 fi
@@ -5560,7 +5560,7 @@ do
 done
 done
 
-  test -z "$ac_cv_path_GROFF" && ac_cv_path_GROFF="true groff"
+  test -z "$ac_cv_path_GROFF" && ac_cv_path_GROFF="echo "Skipped: groff not found""
   ;;
 esac
 fi
@@ -5600,7 +5600,7 @@ do
 done
 done
 
-  test -z "$ac_cv_path_GZIP" && ac_cv_path_GZIP="true gzip"
+  test -z "$ac_cv_path_GZIP" && ac_cv_path_GZIP="echo "Skipped: gzip not found""
   ;;
 esac
 fi
@@ -5640,7 +5640,7 @@ do
 done
 done
 
-  test -z "$ac_cv_path_POD2HTML" && ac_cv_path_POD2HTML="true pod2html"
+  test -z "$ac_cv_path_POD2HTML" && ac_cv_path_POD2HTML="echo "Skipped: pod2html not found""
   ;;
 esac
 fi
@@ -5680,7 +5680,7 @@ do
 done
 done
 
-  test -z "$ac_cv_path_POD2MAN" && ac_cv_path_POD2MAN="true pod2man"
+  test -z "$ac_cv_path_POD2MAN" && ac_cv_path_POD2MAN="echo "Skipped: pod2man not found""
   ;;
 esac
 fi
@@ -5720,7 +5720,7 @@ do
 done
 done
 
-  test -z "$ac_cv_path_RUNTEST" && ac_cv_path_RUNTEST="true runtest"
+  test -z "$ac_cv_path_RUNTEST" && ac_cv_path_RUNTEST="echo "Skipped: runtest not found""
   ;;
 esac
 fi
@@ -5849,7 +5849,7 @@ do
 done
 done
 
-  test -z "$ac_cv_path_ZIP" && ac_cv_path_ZIP="true zip"
+  test -z "$ac_cv_path_ZIP" && ac_cv_path_ZIP="echo "Skipped: zip not found""
   ;;
 esac
 fi