Fix issue #271 expand path.

include/rofi.h

@@ -339,4 +339,13 @@ struct _Mode
 #define  color_cyan_bold       "\033[1;36m"
 
 int show_error_message ( const char *msg, int markup );
+
+/**
+ * @param input The path to expand
+ *
+ * Expand path, both `~` and `~<user>`
+ *
+ * @returns path
+ */
+char *rofi_expand_path ( const char *input );
 #endif

source/dialogs/script.c

@@ -185,7 +185,7 @@ Mode *script_switcher_parse_setup ( const char *str )
             g_strlcpy ( sw->name, token, 32 );
         }
         else if ( index == 1 ) {
-            sw->ed = (void *) g_strdup ( token );
+            sw->ed = (void *) rofi_expand_path ( token );
         }
         index++;
     }

source/helper.c

@@ -37,6 +37,7 @@
 #include <sys/types.h>
 #include <sys/file.h>
 #include <sys/stat.h>
+#include <pwd.h>
 #include <ctype.h>
 #include "helper.h"
 #include "x11-helper.h"
@@ -661,3 +662,26 @@ int is_not_ascii ( const char * str )
     }
     return 0;
 }
+
+char *rofi_expand_path ( const char *input )
+{
+    char **str = g_strsplit ( input, G_DIR_SEPARATOR_S, -1 );
+    for ( unsigned int i = 0; str && str[i]; i++ ) {
+        // Replace ~ with current user homedir.
+        if ( str[i][0] == '~' && str[i][1] == '\0' ) {
+            g_free ( str[i] );
+            str[i] = g_strdup ( g_get_home_dir () );
+        }
+        // If other user, ask getpwnam.
+        else if ( str[i][0] == '~' ) {
+            struct passwd *p = getpwnam ( &( str[i][1] ) );
+            if ( p != NULL ) {
+                g_free ( str[i] );
+                str[i] = g_strdup ( p->pw_dir );
+            }
+        }
+    }
+    char *retv = g_build_filenamev ( str );
+    g_strfreev ( str );
+    return retv;
+}