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-rw-r--r--git-compat-util.h2
-rw-r--r--usage.c19
2 files changed, 21 insertions, 0 deletions
diff --git a/git-compat-util.h b/git-compat-util.h
index c66e0a4..a55b923 100644
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -71,10 +71,12 @@
extern void usage(const char *err) NORETURN;
extern void die(const char *err, ...) NORETURN __attribute__((format (printf, 1, 2)));
extern int error(const char *err, ...) __attribute__((format (printf, 1, 2)));
+extern void warn(const char *err, ...) __attribute__((format (printf, 1, 2)));
extern void set_usage_routine(void (*routine)(const char *err) NORETURN);
extern void set_die_routine(void (*routine)(const char *err, va_list params) NORETURN);
extern void set_error_routine(void (*routine)(const char *err, va_list params));
+extern void set_warn_routine(void (*routine)(const char *warn, va_list params));
#ifdef NO_MMAP
diff --git a/usage.c b/usage.c
index 52c2e96..4dc5c77 100644
--- a/usage.c
+++ b/usage.c
@@ -29,12 +29,17 @@ static void error_builtin(const char *err, va_list params)
report("error: ", err, params);
}
+static void warn_builtin(const char *warn, va_list params)
+{
+ report("warning: ", warn, params);
+}
/* If we are in a dlopen()ed .so write to a global variable would segfault
* (ugh), so keep things static. */
static void (*usage_routine)(const char *err) NORETURN = usage_builtin;
static void (*die_routine)(const char *err, va_list params) NORETURN = die_builtin;
static void (*error_routine)(const char *err, va_list params) = error_builtin;
+static void (*warn_routine)(const char *err, va_list params) = warn_builtin;
void set_usage_routine(void (*routine)(const char *err) NORETURN)
{
@@ -51,6 +56,11 @@ void set_error_routine(void (*routine)(const char *err, va_list params))
error_routine = routine;
}
+void set_warn_routine(void (*routine)(const char *warn, va_list params))
+{
+ warn_routine = routine;
+}
+
void usage(const char *err)
{
@@ -75,3 +85,12 @@ int error(const char *err, ...)
va_end(params);
return -1;
}
+
+void warn(const char *warn, ...)
+{
+ va_list params;
+
+ va_start(params, warn);
+ warn_routine(warn, params);
+ va_end(params);
+}