print errno when reporting a system call error
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Nguyễn Thái Ngọc Duy committed
May 3, 2017 at 17:16 UTC
5118d7f4e6e00b7eac3ce08a16392a732edc0b2b
3 files changed
+6
-5
builtin/log.c
+2
-1
@@ -858,7 +858,8 @@ static int open_next_file(struct commit *commit, const char *subject,
858
printf("%s\n", filename.buf + outdir_offset);
859
860
if ((rev->diffopt.file = fopen(filename.buf, "w")) == NULL)
861
- return error(_("Cannot open patch file %s"), filename.buf);
861
+ return error_errno(_("Cannot open patch file %s"),
862
+ filename.buf);
863
864
strbuf_release(&filename);
865
return 0;
rerere.c
+2
-2
@@ -484,13 +484,13 @@ static int handle_file(const char *path, unsigned char *sha1, const char *output
484
io.input = fopen(path, "r");
485
io.io.wrerror = 0;
486
if (!io.input)
487
- return error("Could not open %s", path);
487
+ return error_errno("Could not open %s", path);
488
489
if (output) {
490
io.io.output = fopen(output, "w");
491
if (!io.io.output) {
492
fclose(io.input);
493
- return error("Could not write %s", output);
493
+ return error_errno("Could not write %s", output);
494
}
495
}
496
xdiff-interface.c
+2
-2
@@ -164,9 +164,9 @@ int read_mmfile(mmfile_t *ptr, const char *filename)
164
size_t sz;
165
166
if (stat(filename, &st))
167
- return error("Could not stat %s", filename);
167
+ return error_errno("Could not stat %s", filename);
168
if ((f = fopen(filename, "rb")) == NULL)
169
- return error("Could not open %s", filename);
169
+ return error_errno("Could not open %s", filename);
170
sz = xsize_t(st.st_size);
171
ptr->ptr = xmalloc(sz ? sz : 1);
172
if (sz && fread(ptr->ptr, sz, 1, f) != 1) {