Merge branch 'sb/submodule-blanket-recursive'

diff --git a/git-compat-util.h b/git-compat-util.h
index 98670a3c9af15cdc662ed1535a6b322e2a7b8a38..e83fd2eb07729561d03566cdc312636525a83ee6 100644 (file)
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -450,7 +450,6 @@ extern void (*get_error_routine(void))(const char *err, va_list params);
 extern void set_warn_routine(void (*routine)(const char *warn, va_list params));
 extern void (*get_warn_routine(void))(const char *warn, va_list params);
 extern void set_die_is_recursing_routine(int (*routine)(void));
-extern void set_error_handle(FILE *);
 
 extern int starts_with(const char *str, const char *prefix);
 
@@ -1135,6 +1134,21 @@ struct tm *git_gmtime_r(const time_t *, struct tm *);
 #define getc_unlocked(fh) getc(fh)
 #endif
 
+/*
+ * Our code often opens a path to an optional file, to work on its
+ * contents when we can successfully open it.  We can ignore a failure
+ * to open if such an optional file does not exist, but we do want to
+ * report a failure in opening for other reasons (e.g. we got an I/O
+ * error, or the file is there, but we lack the permission to open).
+ *
+ * Call this function after seeing an error from open() or fopen() to
+ * see if the errno indicates a missing file that we can safely ignore.
+ */
+static inline int is_missing_file_error(int errno_)
+{
+       return (errno_ == ENOENT || errno_ == ENOTDIR);
+}
+
 extern int cmd_main(int, const char **);
 
 #endif