optimizing...

replace printf with fwrite to make it ever so slightly faster

1 files changed, 15 insertions, 13 deletions

diff --git a/XD.c b/XD.c
index 31c1dd1..92c3095 100644
--- a/XD.c
+++ b/XD.c
@@ -9,6 +9,8 @@
 #include <git2.h>
 #endif
 
+#define P(X) fwrite(X, 1, 1, stdout)
+
 #ifdef ERR
 void
 l(const char *fmt, ...)
@@ -182,25 +184,25 @@ main(int argc, char *argv[])
   if (git_ok) {
     /* change the eyes depending on the current git repo's status */
     if (has_stashes(repo)) {
-      printf("8"); /* goggle eyes if we have some stashed changes */
+      P("8"); /* goggle eyes if we have some stashed changes */
     } else if (git_repository_is_empty(repo)) {
-      printf("B"); /* sunglasses if we're in a new repo with no HEAD */
+      P("B"); /* sunglasses if we're in a new repo with no HEAD */
     } else {
-      printf(";"); /* wink when we're in a git repo */
+      P(";"); /* wink when we're in a git repo */
     }
 
     /* change the nose depending on the current git repo's status */
     if (has_staged(repo)) {
-      printf("*"); /* change to broken nose for staged changes */
+      P("*"); /* change to broken nose for staged changes */
     } else if (has_untracked(repo)) {
-      printf("^"); /* add a little nose when there are untracked changes in the repo */
+      P("^"); /* add a little nose when there are untracked changes in the repo */
     } else if (git_repository_head_detached(repo)) {
-      printf("-"); /* add a minus nose when the HEAD is detached */
+      P("-"); /* add a minus nose when the HEAD is detached */
     }
   } else
   #endif
   if (1) {
-    printf(":");
+    P(":");
   }
 
   /* get exit code from user args */
@@ -211,14 +213,14 @@ main(int argc, char *argv[])
   /* change mouth based on exit code */
   if (code >= 0) {
     switch (code) {
-      case 0: printf(")"); break; /* all good */
-      case 130: printf("O"); break; /* Ctrl-c pressed (SIGTERM) */
-      case 126: printf("P"); break; /* permission denied */
-      case 127: printf("/"); break; /* command not found */
-      default: printf("("); break; /* all other codes (usually the program saying it has failed) */
+      case 0: P(")"); break; /* all good */
+      case 130: P("O"); break; /* Ctrl-c pressed (SIGTERM) */
+      case 126: P("P"); break; /* permission denied */
+      case 127: P("/"); break; /* command not found */
+      default: P("("); break; /* all other codes (usually the program saying it has failed) */
     }
   } else {
-    printf("|"); /* no code info */
+    P("|"); /* no code info */
   }
 
   #ifdef GIT