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authorMichael Forney <mforney@mforney.org>2019-06-29 16:09:45 -0700
committerVincent Sanders <vince@kyllikki.org>2019-06-30 09:52:06 +0100
commit6a53b447e5726bc7d7b8405b1b1dd958c701b007 (patch)
tree661c6efe74f6edd53842a1b6a079eafd9ab69fd9 /frontends/gtk
parent1c3ce67c62cccd8a32090e770f0cba62e9945f28 (diff)
downloadnetsurf-6a53b447e5726bc7d7b8405b1b1dd958c701b007.tar.gz
netsurf-6a53b447e5726bc7d7b8405b1b1dd958c701b007.tar.bz2
Declare global variables as extern in headers
Otherwise, each source file that includes the header will create a new definition, which are usually merged together by the linker. Multiple definitions of an object is not allowed in ISO C.
Diffstat (limited to 'frontends/gtk')
-rw-r--r--frontends/gtk/download.h2
-rw-r--r--frontends/gtk/fetch.h2
-rw-r--r--frontends/gtk/search.h2
-rw-r--r--frontends/gtk/selection.h2
4 files changed, 4 insertions, 4 deletions
diff --git a/frontends/gtk/download.h b/frontends/gtk/download.h
index 0b1097655..b720650ca 100644
--- a/frontends/gtk/download.h
+++ b/frontends/gtk/download.h
@@ -24,7 +24,7 @@
/**
* download operation table for gtk
*/
-struct gui_download_table *nsgtk_download_table;
+extern struct gui_download_table *nsgtk_download_table;
/**
* Initialise download window ready for use.
diff --git a/frontends/gtk/fetch.h b/frontends/gtk/fetch.h
index a095adbf9..9175ccdf2 100644
--- a/frontends/gtk/fetch.h
+++ b/frontends/gtk/fetch.h
@@ -19,7 +19,7 @@
#ifndef NETSURF_GTK_FETCH_H
#define NETSURF_GTK_FETCH_H
-struct gui_fetch_table *nsgtk_fetch_table;
+extern struct gui_fetch_table *nsgtk_fetch_table;
void gtk_fetch_filetype_init(const char *mimefile);
void gtk_fetch_filetype_fin(void);
diff --git a/frontends/gtk/search.h b/frontends/gtk/search.h
index dd8c60d0f..b2162b805 100644
--- a/frontends/gtk/search.h
+++ b/frontends/gtk/search.h
@@ -19,7 +19,7 @@
#ifndef _NETSURF_GTK_SEARCH_H_
#define _NETSURF_GTK_SEARCH_H_
-struct gui_search_table *nsgtk_search_table;
+extern struct gui_search_table *nsgtk_search_table;
struct nsgtk_scaffolding;
diff --git a/frontends/gtk/selection.h b/frontends/gtk/selection.h
index 6463692cf..07716a0d9 100644
--- a/frontends/gtk/selection.h
+++ b/frontends/gtk/selection.h
@@ -19,6 +19,6 @@
#ifndef GTK_SELECTION_H
#define GTK_SELECTION_H
-struct gui_clipboard_table *nsgtk_clipboard_table;
+extern struct gui_clipboard_table *nsgtk_clipboard_table;
#endif