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authorDaniel Shahaf <d.s@daniel.shahaf.name>2014-05-30 23:50:55 +0000
committerFrank Terbeck <ft@bewatermyfriend.org>2014-06-02 15:17:04 +0200
commitb85b09b78b52b07cf0b83ae7892676327828a37f (patch)
tree7e6999fb44692d379e2c1aa256c184b676ce0bf1
parentf5ad1ccbd6dc6230f0344635791db3fd11966a3a (diff)
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32662: vcs_info git: Fix stagedstr for empty repos
In empty repositories, HEAD is an unresolvable symbolic ref.  Start computing
stagedstr/unstagedstr in that case; for the former, use a different method
than the non-empty-repository case.
-rw-r--r--ChangeLog5
-rw-r--r--Functions/VCS_Info/Backends/VCS_INFO_get_data_git14
2 files changed, 15 insertions, 4 deletions
diff --git a/ChangeLog b/ChangeLog
index cf25fda8f..688e2727a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2014-06-02  Daniel Shahaf  <d.s@daniel.shahaf.name>
+
+	* 32662: Functions/VCS_Info/Backends/VCS_INFO_get_data_git:
+	vcs_info git: Fix stagedstr for empty repos
+
 2014-06-01  Barton E. Schaefer  <schaefer@zsh.org>
 
 	* 32653: Completion/Unix/Command/_php: complete files with the
diff --git a/Functions/VCS_Info/Backends/VCS_INFO_get_data_git b/Functions/VCS_Info/Backends/VCS_INFO_get_data_git
index a48dc390d..76ab92f33 100644
--- a/Functions/VCS_Info/Backends/VCS_INFO_get_data_git
+++ b/Functions/VCS_Info/Backends/VCS_INFO_get_data_git
@@ -128,16 +128,22 @@ elif zstyle -t ":vcs_info:${vcs}:${usercontext}:${rrn}" "check-for-staged-change
     querystaged=1
 fi
 if (( querystaged || queryunstaged )) && \
-   [[ "$(${vcs_comm[cmd]} rev-parse --is-inside-git-dir 2> /dev/null)" != 'true' ]] && \
-   ${vcs_comm[cmd]} rev-parse --quiet --verify HEAD &> /dev/null ; then
+   [[ "$(${vcs_comm[cmd]} rev-parse --is-inside-work-tree 2> /dev/null)" == 'true' ]] ; then
     # Default: off - these are potentially expensive on big repositories
     if (( queryunstaged )) ; then
         ${vcs_comm[cmd]} diff --no-ext-diff --ignore-submodules --quiet --exit-code ||
             gitunstaged=1
     fi
     if (( querystaged )) ; then
-        ${vcs_comm[cmd]} diff-index --cached --quiet --ignore-submodules HEAD 2> /dev/null
-        (( $? && $? != 128 )) && gitstaged=1
+        if ${vcs_comm[cmd]} rev-parse --quiet --verify HEAD &> /dev/null ; then
+            ${vcs_comm[cmd]} diff-index --cached --quiet --ignore-submodules HEAD 2> /dev/null
+            (( $? && $? != 128 )) && gitstaged=1
+        else
+            # empty repository (no commits yet)
+            # 4b825dc642cb6eb9a060e54bf8d69288fbee4904 is the git empty tree.
+            ${vcs_comm[cmd]} diff-index --cached --quiet --ignore-submodules 4b825dc642cb6eb9a060e54bf8d69288fbee4904 2>/dev/null
+            (( $? && $? != 128 )) && gitstaged=1
+        fi
     fi
 fi