svn-fe: conform to pep8

diff --git a/contrib/completion/git-prompt.sh b/contrib/completion/git-prompt.sh
index bd7ff291b2b62a5fba85f3c33bf26578729e1e04..96b8087385ee77dfb7e39fbc91d82af1c2e73714 100644 (file)
--- a/contrib/completion/git-prompt.sh
+++ b/contrib/completion/git-prompt.sh
@@ -270,6 +270,13 @@ __git_ps1_colorize_gitstring ()
        r="$c_clear$r"
 }
 
+eread ()
+{
+       f="$1"
+       shift
+       test -r "$f" && read "$@" <"$f"
+}
+
 # __git_ps1 accepts 0 or 1 arguments (i.e., format string)
 # when called from PS1 using command substitution
 # in this mode it prints text to add to bash PS1 prompt (includes branch name)
@@ -332,9 +339,9 @@ __git_ps1 ()
        local step=""
        local total=""
        if [ -d "$g/rebase-merge" ]; then
-               read b 2>/dev/null <"$g/rebase-merge/head-name"
-               read step 2>/dev/null <"$g/rebase-merge/msgnum"
-               read total 2>/dev/null <"$g/rebase-merge/end"
+               eread "$g/rebase-merge/head-name" b
+               eread "$g/rebase-merge/msgnum" step
+               eread "$g/rebase-merge/end" total
                if [ -f "$g/rebase-merge/interactive" ]; then
                        r="|REBASE-i"
                else
@@ -342,10 +349,10 @@ __git_ps1 ()
                fi
        else
                if [ -d "$g/rebase-apply" ]; then
-                       read step 2>/dev/null <"$g/rebase-apply/next"
-                       read total 2>/dev/null <"$g/rebase-apply/last"
+                       eread "$g/rebase-apply/next" step
+                       eread "$g/rebase-apply/last" total
                        if [ -f "$g/rebase-apply/rebasing" ]; then
-                               read b 2>/dev/null <"$g/rebase-apply/head-name"
+                               eread "$g/rebase-apply/head-name" b
                                r="|REBASE"
                        elif [ -f "$g/rebase-apply/applying" ]; then
                                r="|AM"
@@ -369,7 +376,7 @@ __git_ps1 ()
                        b="$(git symbolic-ref HEAD 2>/dev/null)"
                else
                        local head=""
-                       if ! read head 2>/dev/null <"$g/HEAD"; then
+                       if ! eread "$g/HEAD" head; then
                                if [ $pcmode = yes ]; then
                                        PS1="$ps1pc_start$ps1pc_end"
                                fi