use xopen() to handle fatal open(2) failures

Add and apply a semantic patch for using xopen() instead of calling
open(2) and die() or die_errno() explicitly.  This makes the error
messages more consistent and shortens the code.

Signed-off-by: René Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
René Scharfe
2021-08-25 22:16:46 +02:00
committed by Junio C Hamano
parent a7439d0f9d
commit 66e905b7dd
15 changed files with 33 additions and 52 deletions

View File

@ -313,9 +313,7 @@ static int edit_patch(int argc, const char **argv, const char *prefix)
rev.diffopt.output_format = DIFF_FORMAT_PATCH;
rev.diffopt.use_color = 0;
rev.diffopt.flags.ignore_dirty_submodules = 1;
out = open(file, O_CREAT | O_WRONLY | O_TRUNC, 0666);
if (out < 0)
die(_("Could not open '%s' for writing."), file);
out = xopen(file, O_CREAT | O_WRONLY | O_TRUNC, 0666);
rev.diffopt.file = xfdopen(out, "w");
rev.diffopt.close_file = 1;
if (run_diff_files(&rev, 0))