From 272fb80bcfeb5934b7b8ec136b8caccc8a2c9d3d Mon Sep 17 00:00:00 2001
From: Chhatoi Pritam Baral <pritam@pritambaral.com>
Date: Tue, 30 Oct 2012 12:14:53 +0530
Subject: [PATCH] Cleans up appshell.gyp. Launching live browser works

---
 appshell.gyp                         | 64 +++++++++++++-------------
 appshell/appshell_extensions_gtk.cpp | 69 ++++++++++++++++++++++++++--
 appshell/client_app_gtk.cpp          | 14 +++---
 appshell_paths.gypi                  |  1 +
 4 files changed, 108 insertions(+), 40 deletions(-)

diff --git a/appshell.gyp b/appshell.gyp
index fb0aeca1f..69db85e12 100755
--- a/appshell.gyp
+++ b/appshell.gyp
@@ -5,6 +5,7 @@
 {
   'variables': {
     'appname': 'Brackets',
+    'pkg-config': 'pkg-config',
     'chromium_code': 1,
     'conditions': [
       [ 'OS=="mac"', {
@@ -40,14 +41,6 @@
       ],
       'include_dirs': [
         '.',
-        '/usr/include/gtk-2.0/',
-        '/usr/include/glib-2.0/',
-        '/usr/include/gdk-pixbuf-2.0/',
-        '/usr/include/atk-1.0/',
-        '/usr/include/cairo/',
-        '/usr/include/pango-1.0/',
-        '/usr/lib/glib-2.0/include/',
-        '/usr/lib/gtk-2.0/include/',
       ],
       'sources': [
         '<@(includes_common)',
@@ -171,21 +164,21 @@
             '<@(appshell_sources_mac)',
           ],
         }],
-        [ 'OS=="linux" or OS=="freebsd" or OS=="openbsd"', {
+        ['OS=="linux" or OS=="freebsd" or OS=="openbsd"', {
+          'cflags': [
+            '<!@(<(pkg-config) --cflags gtk+-2.0 gthread-2.0)',
+          ],
           'include_dirs': [
             '.',
-            '/usr/include/gtk-2.0/',
-            '/usr/include/glib-2.0/',
-            '/usr/include/gdk-pixbuf-2.0/',
-            '/usr/include/atk-1.0/',
-            '/usr/include/cairo/',
-            '/usr/include/pango-1.0/',
-            '/usr/lib/glib-2.0/include/',
-            '/usr/lib/gtk-2.0/include/',
-          ],
+            ],
+          'default_configuration': 'Release',
+          'configurations': {
+            'Release': {},
+            'Debug': {},
+          },
           'copies': [
             {
-              'destination': '<(PRODUCT_DIR)/files',
+              'destination': '<(PRODUCT_DIR)',
               'files': [
                 '<@(appshell_bundle_resources_linux)',
               ],
@@ -195,6 +188,15 @@
             '<@(includes_linux)',
             '<@(appshell_sources_linux)',
           ],
+          'link_settings': {
+            'ldflags': [
+              '<!@(<(pkg-config) --libs-only-other gtk+-2.0 gthread-2.0)',
+              '$(BUILDTYPE)/lib.target/libcef.so',
+            ],
+            'libraries': [
+              '<!@(<(pkg-config) --libs-only-l gtk+-2.0 gthread-2.0)',
+            ],
+          },
         }],
       ],
     },
@@ -214,14 +216,6 @@
       },
       'include_dirs': [
         '.',
-        '/usr/include/gtk-2.0/',
-        '/usr/include/glib-2.0/',
-        '/usr/include/gdk-pixbuf-2.0/',
-        '/usr/include/atk-1.0/',
-        '/usr/include/cairo/',
-        '/usr/include/pango-1.0/',
-        '/usr/lib/glib-2.0/include/',
-        '/usr/lib/gtk-2.0/include/',
       ],
       'sources': [
         '<@(includes_common)',
@@ -235,6 +229,18 @@
         'GCC_TREAT_WARNINGS_AS_ERRORS': 'NO',
         'GCC_VERSION': 'com.apple.compilers.llvm.clang.1_0',
       },
+      'conditions': [
+       ['OS=="linux"', {
+          'cflags': [
+          '<!@(<(pkg-config) --cflags gtk+-2.0 gthread-2.0)',
+          ],
+          'default_configuration': 'Release',
+          'configurations': {
+            'Release': {},
+            'Debug': {},
+          },
+        }]
+      ]
     },
   ],
   'conditions': [
@@ -306,7 +312,3 @@
     }],  # OS=="mac"
   ],
 }
-
-
-# Custom linker command:
-# g++   -o out/Default/Brackets -Wl,--start-group out/Default/obj.target/Brackets/appshell/appshell_extensions.o out/Default/obj.target/Brackets/appshell/appshell_extensions_gtk.o out/Default/obj.target/Brackets/appshell/cefclient.o out/Default/obj.target/Brackets/appshell/client_app.o out/Default/obj.target/Brackets/appshell/client_app_delegates.o out/Default/obj.target/Brackets/appshell/client_handler.o out/Default/obj.target/Brackets/appshell/client_switches.o out/Default/obj.target/Brackets/appshell/string_util.o out/Default/obj.target/Brackets/appshell/cefclient_gtk.o out/Default/obj.target/Brackets/appshell/client_handler_gtk.o out/Default/obj.target/Brackets/appshell/client_app_gtk.o out/Default/obj.target/Brackets/appshell/resource_util_linux.o out/Default/obj.target/libcef_dll_wrapper.a deps/cef/Release/lib.target/libcef.so -lgtk-x11-2.0  -lgobject-2.0 -lpthread.so -lglib-2.0 -Wl,--end-group
diff --git a/appshell/appshell_extensions_gtk.cpp b/appshell/appshell_extensions_gtk.cpp
index f8d02a1ac..7edd93bdd 100644
--- a/appshell/appshell_extensions_gtk.cpp
+++ b/appshell/appshell_extensions_gtk.cpp
@@ -220,6 +220,42 @@ LiveBrowserMgrLin* LiveBrowserMgrLin::s_instance = NULL;
 //     return 0;
 // }
 
+static const char* GetPathToLiveBrowser() 
+{
+    //#TODO Use execlp and be done with it! No need to reinvent the wheel; so badly that too!
+    char *envPath = getenv( "PATH" ), *path, *dir, *currentPath;
+
+    //# copy PATH and not modify the original
+    path=(char *)malloc(strlen(envPath)+1);
+    strcpy(path, envPath);
+
+    // Prepend a forward-slash. For convenience
+    const char* executable="/google-chrome";
+    struct stat buf;
+    int len;
+ 
+    for ( dir = strtok( path, ":" ); dir; dir = strtok( NULL, ":" ) )
+    {
+        len=strlen(dir)+strlen(executable);
+        // if((strrchr(dir,'/')-dir)==strlen(dir))
+        // {
+        //     currentPath = (char*)malloc(len);
+        //     strcpy(currentPath,dir);
+        // } else
+        // {
+        // stat handles consecutive forward slashes automatically. No need for above
+            currentPath = (char *)malloc(len+1);
+            strncpy(currentPath,dir,len);
+        //}
+        strcat(currentPath,executable);
+    
+        if(stat(currentPath,&buf)==0 && S_ISREG(buf.st_mode))
+            return currentPath;
+    }
+
+    return "";
+}
+
 // static std::wstring GetPathToLiveBrowser() 
 // {
 //     HKEY hKey;
@@ -265,9 +301,36 @@ LiveBrowserMgrLin* LiveBrowserMgrLin::s_instance = NULL;
 // }
 
 int32 OpenLiveBrowser(ExtensionString argURL, bool enableRemoteDebugging)
-{
-    printf("Gotta open Live Browser %s\n", argURL.c_str());
-    //#TODO Duh!
+{    
+    //# COnsider using execlp and avoid all this path mess!
+    const char  *appPath = GetPathToLiveBrowser(),
+                *arg1 = "--allow-file-access-from-files";
+    std::string arg2(" ");
+
+    if(enableRemoteDebugging)
+        arg2.assign("--remote-debugging-port=9222");
+
+    short int error=0;
+    /* Using vfork() 'coz I need a shared variable for the error passing.
+     * Do not replace with fork() unless you have a better way. */
+    pid_t pid = vfork();
+    switch(pid)
+    {
+        case -1:    //# Something went wrong
+                return ConvertLinuxErrorCode(errno);
+        case 0:     //# I'm the child. When I successfully exec, parent is resumed. Or when I _exec()
+                execl(appPath, arg1, argURL.c_str(), arg2.c_str(),(char *)0);
+
+                error=errno;
+                _exit(0);
+        default:
+                if(error!=0)
+                {
+                    printf("Error!! %s\n", strerror(error));
+                    return ConvertLinuxErrorCode(error);
+                }
+    }
+
     return NO_ERROR;
 }
 
diff --git a/appshell/client_app_gtk.cpp b/appshell/client_app_gtk.cpp
index a95f7e416..135b26f9e 100644
--- a/appshell/client_app_gtk.cpp
+++ b/appshell/client_app_gtk.cpp
@@ -44,8 +44,9 @@ CefString ClientApp::GetCurrentLanguage()
 std::string ClientApp::GetExtensionJSSource()
 {
     //Another bloody TODO here.
-    printf("in GetExtensionJSSource\n");
-    FILE* file = fopen("appshell_extensions.js","r");
+    std:: string extensionJSPath(AppGetSupportDirectory());
+    extensionJSPath.append("/appshell_extensions.js");
+    FILE* file = fopen(extensionJSPath.c_str(),"r");
     if(file == NULL)
     {
         return "";
@@ -69,9 +70,10 @@ double ClientApp::GetElapsedMilliseconds()
 
 CefString ClientApp::AppGetSupportDirectory() 
 {
-    //Check environment variables first
-    char* home_dir = getenv("HOME");
-    if(home_dir == NULL)
+    //Check environment variables first;
+    std:: string home_dir(getenv("HOME"));
+
+    if(home_dir.length()==0)
     {
         //If no environment variable, use the system provided home directory
         struct passwd *pw = getpwuid(getuid());
@@ -79,6 +81,6 @@ CefString ClientApp::AppGetSupportDirectory()
     }
 
     // ~/.config/Brackets? ~/.Brackets ?? We'll see, later.
-    return strcat(home_dir,"/.Brackets");
+    return home_dir.append("/.Brackets");
 }
 
diff --git a/appshell_paths.gypi b/appshell_paths.gypi
index 3077c7e03..2a5e37f6e 100755
--- a/appshell_paths.gypi
+++ b/appshell_paths.gypi
@@ -154,6 +154,7 @@
       'appshell/resource_util_linux.cpp',
     ],
     'appshell_bundle_resources_linux': [
+      '$(BUILDTYPE)/locales',
     ],
   },
 }