initial commit

1 files changed, 38 insertions, 0 deletions

diff --git a/src/skaembutils/s6-echo.c b/src/skaembutils/s6-echo.c
new file mode 100644
index 0000000..6d30576
--- /dev/null
+++ b/src/skaembutils/s6-echo.c
@@ -0,0 +1,38 @@
+/* ISC license. */
+
+#include <skalibs/sgetopt.h>
+#include <skalibs/buffer.h>
+#include <skalibs/strerr2.h>
+
+#define USAGE "s6-echo [ -n ] [ -s sep ] args..."
+
+int main (int argc, char const *const *argv)
+{
+  char sep = ' ' ;
+  char donl = 1 ;
+  PROG = "s6-echo" ;
+  {
+    subgetopt_t l = SUBGETOPT_ZERO ;
+    for (;;)
+    {
+      register int opt = subgetopt_r(argc, argv, "ns:", &l) ;
+      if (opt == -1) break ;
+      switch (opt)
+      {
+        case 'n': donl = 0 ; break ;
+        case 's': sep = *l.arg ; break ;
+        default : strerr_dieusage(100, USAGE) ;
+      }
+    }
+    argc -= l.ind ; argv += l.ind ;
+  }
+  for ( ; *argv ; argv++)
+    if ((buffer_puts(buffer_1small, *argv) < 0)
+     || (argv[1] && (buffer_put(buffer_1small, &sep, 1) == -1)))
+      goto err ;
+  if (donl && (buffer_put(buffer_1small, "\n", 1) == -1)) goto err ;
+  if (!buffer_flush(buffer_1small)) goto err ;
+  return 0 ;
+err:
+  strerr_diefu1sys(111, "write to stdout") ;
+}