k9core

commit 8627b3bf15a155263524e361fdc51f5a4738fe4d
parent 997b2ed44ccdbe53697b4953aee67bf8fb69c832
Author: qorg11 <qorg@vxempire.xyz>
Date:   Sat, 28 Nov 2020 22:07:59 +0100

shit to cat.c read the diff lmao

Diffstat:
M
src/cat.c
 | 
11
+++++------

1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/src/cat.c b/src/cat.c
@@ -2,6 +2,9 @@
 #include <fcntl.h>
 #include <unistd.h>
 #include <getopt.h>
+#include <errno.h>
+#include <string.h>
+
 int
 cat(int fd,const char *filename)
 {
@@ -12,10 +15,7 @@ cat(int fd,const char *filename)
     fd = open(filename, O_RDONLY);
 
   if (fd == -1)
-    {
-      fprintf(stderr,"Error opening file\n");
-      return 1;
-    }
+    fprintf(stderr,"error opening %s: %s\n",filename,strerror(errno));
 
   while((c = read(fd,buf,sizeof(buf))) > 0)
     write(1,buf,c);
@@ -28,8 +28,7 @@ main(int argc, char *argv[])
 
   if(argc == 1)
     cat(0,NULL);
-  else
-    for(int i = optind; i<argc;i++)
+  else for(int i = optind; i<argc;i++)
       {
 	int c = getopt(argc, argv, "u");
 	cat(1,argv[i]);