#include <config.h>
+#include "compiler.h"
+
/* Must be loaded before the following headers. */
#include "ldpreload.h"
#include "constants.h"
-#include "compiler.h"
#ifdef DEBUG
# include "debug.h"
#endif
/* See hookmacros.h for the decision if a function call is colored. */
+/* Prevent inlining into hook functions because it may increase the number of
+ * spilled registers unnecessarily. As it's not called very often accept the
+ * additional call. */
+static int isatty_noinline(int fd) noinline;
+static int isatty_noinline(int fd) {
+ int saved_errno = errno;
+ int result = isatty(fd);
+ errno = saved_errno;
+
+ return result;
+}
+
+
static void dup_fd(int oldfd, int newfd) {
#ifdef DEBUG
debug("%3d -> %3d\t\t\t[%d]\n", oldfd, newfd, getpid());
/* Load alternative pre/post strings from the environment if available, fall
* back to default values. */
-inline static void init_pre_post_string(void) {
+static void init_pre_post_string(void) {
pre_string = getenv(ENV_NAME_PRE_STRING);
if (!pre_string) {
pre_string = DEFAULT_PRE_STRING;
post_string_size = strlen(post_string);
}
+/* Don't inline any of the pre/post functions. Keep the hook function as small
+ * as possible for speed reasons. */
+static void handle_fd_pre(int fd) noinline;
+static void handle_fd_post(int fd) noinline;
+static void handle_file_pre(FILE *stream) noinline;
+static void handle_file_post(FILE *stream) noinline;
+
static void handle_fd_pre(int fd) {
int saved_errno = errno;