From: Eugene Syromyatnikov <evgsyr@gmail.com>
Date: Wed, 24 Jul 2019 07:52:05 +0000 (+0200)
Subject: strace.c: add "-k" to strace -h list of options
X-Git-Tag: v5.3~92
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=cd56f0d5c807a25527d0adef63c9299bea3e422e;p=strace

strace.c: add "-k" to strace -h list of options

It is mentioned in the "Output format" section below, but not in the
usage section.

* strace.c (usage): Define K_OPT macro with a value that depends
on ENABLE_STACKTRACE macro presence, use it in the help output, undefine
it.
---

diff --git a/strace.c b/strace.c
index 5e8b0417..17b12dc4 100644
--- a/strace.c
+++ b/strace.c
@@ -229,8 +229,14 @@ print_version(void)
 static void
 usage(void)
 {
+#ifdef ENABLE_STACKTRACE
+# define K_OPT "k"
+#else
+# define K_OPT ""
+#endif
+
 	printf("\
-usage: strace [-CdffhiqrtttTvVwxxy] [-I n] [-e expr]...\n\
+usage: strace [-Cdffhi" K_OPT "qrtttTvVwxxy] [-I n] [-e expr]...\n\
               [-a column] [-o file] [-s strsize] [-P path]...\n\
               -p pid... / [-D] [-E var=val]... [-u username] PROG [ARGS]\n\
    or: strace -c[dfw] [-I n] [-e expr]... [-O overhead] [-S sortby]\n\
@@ -302,6 +308,8 @@ Miscellaneous:\n\
  */
 , DEFAULT_ACOLUMN, DEFAULT_STRLEN, DEFAULT_SORTBY);
 	exit(0);
+
+#undef K_OPT
 }
 
 void ATTRIBUTE_NORETURN