From 227231d06eda9366d10a890cd918d3cca092a75e Mon Sep 17 00:00:00 2001
From: Alastair Poole <netstar@gmail.com>
Date: Mon, 3 Sep 2018 16:11:09 +0100
Subject: [PATCH] examples: update examples if repository exists.

This adds a git_update method to the scm lib which we use here
to update the existing examples git repository. This ensures
the developer is always using an up-to-date copy of EFL
examples when creating.
---
 src/lib/edi_create.c |  3 +--
 src/lib/edi_scm.c    | 17 +++++++++++++++++
 src/lib/edi_scm.h    | 15 +++++++++++++--
 3 files changed, 31 insertions(+), 4 deletions(-)

diff --git a/src/lib/edi_create.c b/src/lib/edi_create.c
index 8ac10a1..5f004ef 100644
--- a/src/lib/edi_create.c
+++ b/src/lib/edi_create.c
@@ -410,8 +410,7 @@ edi_create_example(const char *example_name, const char *parentdir,
    INF("Extracting example project \"%s\" at path %s\n", example_name, dest);
 
    if (ecore_file_exists(examplepath))
-     ERR("TODO: UPDATE NOT IMPLEMENTED");
-//     status = edi_scm_git_update(examplepath);
+     status = edi_scm_git_update(examplepath);
    else
      status = edi_scm_git_clone(EXAMPLES_GIT_URL, examplepath);
 
diff --git a/src/lib/edi_scm.c b/src/lib/edi_scm.c
index fd5c3d6..1553f8b 100644
--- a/src/lib/edi_scm.c
+++ b/src/lib/edi_scm.c
@@ -85,6 +85,23 @@ edi_scm_git_clone(const char *url, const char *dir)
    return code;
 }
 
+EAPI int
+edi_scm_git_update(const char *dir)
+{
+   char *oldpwd;
+   int code;
+
+   oldpwd = getcwd(NULL, PATH_MAX);
+
+   chdir(dir);
+   code = edi_exe_wait("git fetch origin && git reset --hard origin/master");
+   chdir(oldpwd);
+
+   free(oldpwd);
+
+   return code;
+}
+
 static int
 _edi_scm_git_file_stage(const char *path)
 {
diff --git a/src/lib/edi_scm.h b/src/lib/edi_scm.h
index 3ba0c43..ad3858e 100644
--- a/src/lib/edi_scm.h
+++ b/src/lib/edi_scm.h
@@ -128,14 +128,25 @@ EAPI int edi_scm_git_new(void);
 /**
  * Clone an existing git repository from the provided url.
  *
- * @param url the URL to clone from.
- * @param dir the new directory that will be created to clone into
+ * @param url The URL to clone from.
+ * @param dir The new directory that will be created to clone into.
  * @return The status code of the clone command.
  *
  * @ingroup Scm
  */
 EAPI int edi_scm_git_clone(const char *url, const char *dir);
 
+/**
+ * Update a local git repository from remote source.
+ *
+ * @param dir The directory to update.
+ *
+ * @return The status code of the update process.
+ *
+ * @ingroup Scm
+ */
+EAPI int edi_scm_git_update(const char *dir);
+
 /**
  * Get a pointer to the SCM engine in use.
  *