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fix(file): properly check file system errors if any

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This commit is contained in:
Jeremy Attali 2019-12-30 00:07:22 -05:00
parent 319a6107f5
commit 541ec21ca0
1 changed files with 10 additions and 2 deletions
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12
src/file.c
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@ -29,7 +29,12 @@ char *file_dump_stdin_into_a_temp_file() {
}
// Reopen stdin as binary mode
g_freopen(NULL, "rb", stdin);
FILE *input_file = g_freopen(NULL, "rb", stdin);
if (!input_file) {
g_warning("unable to reopen stdin in binary mode: %s", g_strerror(errno));
return NULL;
}
const gchar *tempdir = g_get_tmp_dir();
gchar filename[] = "swappy-stdin-XXXXXX.png";
@ -46,7 +51,10 @@ char *file_dump_stdin_into_a_temp_file() {
size_t count = 1;
while (count > 0) {
count = fread(buf, 1, sizeof(buf), stdin);
write(fd, &buf, count);
if (write(fd, &buf, count) == -1) {
g_warning("error while writing stdin to temporary file: %s - %s", ret,
g_strerror(errno));
}
}
g_close(fd, &error);