Author: abrander
Date: 2010-01-28 18:34:38 +0100 (Thu, 28 Jan 2010)
New Revision: 3108
Modified:
branches/rawstudio-ng-color/librawstudio/rs-utils.c
branches/rawstudio-ng-color/librawstudio/rs-utils.h
Log:
Added rs_file_copy().
Modified: branches/rawstudio-ng-color/librawstudio/rs-utils.c
===================================================================
--- branches/rawstudio-ng-color/librawstudio/rs-utils.c 2010-01-28 17:32:37 UTC
(rev 3107)
+++ branches/rawstudio-ng-color/librawstudio/rs-utils.c 2010-01-28 17:34:38 UTC
(rev 3108)
@@ -681,3 +681,56 @@
char temp [PATH_MAX+1];
return realpath(path, temp);
}
+
+/**
+ * Copy a file from one location to another
+ * @param source An absolute path to a source file
+ * @param deastination An absolute path to a destination file (not folder),
will be overwritten if exists
+ * @return TRUE on success, FALSE on failure
+ */
+gboolean
+rs_file_copy(const gchar *source, const gchar *destination)
+{
+ gboolean ret = FALSE;
+ const gint buffer_size = 1024*1024;
+ gint source_fd, destination_fd;
+ gint bytes_read, bytes_written;
+ struct stat st;
+ mode_t default_mode = 00666; /* We set this relaxed to respect the
users umask */
+
+ g_return_val_if_fail(source != NULL, FALSE);
+ g_return_val_if_fail(source[0] != '\0', FALSE);
+ g_return_val_if_fail(g_path_is_absolute(source), FALSE);
+
+ g_return_val_if_fail(destination != NULL, FALSE);
+ g_return_val_if_fail(destination[0] != '\0', FALSE);
+ g_return_val_if_fail(g_path_is_absolute(destination), FALSE);
+
+ source_fd = open(source, O_RDONLY);
+ if (source_fd > 0)
+ {
+ /* Try to copy permissions too */
+ if (fstat(source_fd, &st) == 0)
+ default_mode = st.st_mode;
+ destination_fd = creat(destination, default_mode);
+
+ if (destination_fd > 0)
+ {
+ gpointer buffer = g_malloc(buffer_size);
+ do {
+ bytes_read = read(source_fd, buffer,
buffer_size);
+ bytes_written = write(destination_fd, buffer,
bytes_read);
+ if (bytes_written != bytes_read)
+ g_warning("%s was truncated",
destination);
+ } while(bytes_read > 0);
+ g_free(buffer);
+
+ ret = TRUE;
+
+ close(destination_fd);
+ }
+ close(source_fd);
+ }
+
+ return ret;
+}
Modified: branches/rawstudio-ng-color/librawstudio/rs-utils.h
===================================================================
--- branches/rawstudio-ng-color/librawstudio/rs-utils.h 2010-01-28 17:32:37 UTC
(rev 3107)
+++ branches/rawstudio-ng-color/librawstudio/rs-utils.h 2010-01-28 17:34:38 UTC
(rev 3108)
@@ -167,4 +167,13 @@
const gchar * rs_human_focal(gdouble min, gdouble max);
gchar * rs_normalize_path(gchar *path);
+/**
+ * Copy a file from one location to another
+ * @param source An absolute path to a source file
+ * @param deastination An absolute path to a destination file (not folder),
will be overwritten if exists
+ * @return TRUE on success, FALSE on failure
+ */
+gboolean
+rs_file_copy(const gchar *source, const gchar *destination);
+
#endif /* RS_UTILS_H */
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