* Various trivial helper wrappers around standard functions
*/
#include "cache.h"
+#include "config.h"
static void do_nothing(size_t size)
{
return ret;
}
+static void warn_on_inaccessible(const char *path)
+{
+ warning_errno(_("unable to access '%s'"), path);
+}
+
+int warn_on_fopen_errors(const char *path)
+{
+ if (errno != ENOENT && errno != ENOTDIR) {
+ warn_on_inaccessible(path);
+ return -1;
+ }
+
+ return 0;
+}
+
+FILE *fopen_or_warn(const char *path, const char *mode)
+{
+ FILE *fp = fopen(path, mode);
+
+ if (fp)
+ return fp;
+
+ warn_on_fopen_errors(path);
+ return NULL;
+}
+
int xmkstemp(char *template)
{
int fd;
return S_ISGITLINK(mode) ? rmdir_or_warn(file) : unlink_or_warn(file);
}
-void warn_on_inaccessible(const char *path)
-{
- warning_errno(_("unable to access '%s'"), path);
-}
-
static int access_error_is_ok(int err, unsigned flag)
{
- return err == ENOENT || err == ENOTDIR ||
- ((flag & ACCESS_EACCES_OK) && err == EACCES);
+ return (is_missing_file_error(err) ||
+ ((flag & ACCESS_EACCES_OK) && err == EACCES));
}
int access_or_warn(const char *path, int mode, unsigned flag)
void write_file_buf(const char *path, const char *buf, size_t len)
{
int fd = xopen(path, O_WRONLY | O_CREAT | O_TRUNC, 0666);
- if (write_in_full(fd, buf, len) != len)
+ if (write_in_full(fd, buf, len) < 0)
die_errno(_("could not write to %s"), path);
if (close(fd))
die_errno(_("could not close %s"), path);