From: Bruno Haible <bruno@clisp.org>
Date: Mon, 7 May 2012 01:31:32 +0000 (+0200)
Subject: sh-quote: Improve shell_quote_argv's signature.
X-Git-Tag: v0.1~696
X-Git-Url: http://erislabs.net/gitweb/?a=commitdiff_plain;h=7d6f40656fa05ddc91ed194a455b96320cf94721;p=gnulib.git

sh-quote: Improve shell_quote_argv's signature.

* lib/sh-quote.h (shell_quote_argv): Make argument array a 'const *'.
* lib/sh-quote.c (shell_quote_argv): Likewise.
---

diff --git a/ChangeLog b/ChangeLog
index 3b9037cd8..c23333f09 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2012-05-06  Bruno Haible  <bruno@clisp.org>
+
+	sh-quote: Improve shell_quote_argv's signature.
+	* lib/sh-quote.h (shell_quote_argv): Make argument array a 'const *'.
+	* lib/sh-quote.c (shell_quote_argv): Likewise.
+
 2012-05-06  Paul Eggert  <eggert@cs.ucla.edu>
 
 	stdint: document issues with int_fast8_t etc.
diff --git a/lib/sh-quote.c b/lib/sh-quote.c
index a35a574c9..4a8582ee1 100644
--- a/lib/sh-quote.c
+++ b/lib/sh-quote.c
@@ -69,11 +69,11 @@ shell_quote (const char *string)
 /* Returns a freshly allocated string containing all argument strings, quoted,
    separated through spaces.  */
 char *
-shell_quote_argv (char **argv)
+shell_quote_argv (char * const *argv)
 {
   if (*argv != NULL)
     {
-      char **argp;
+      char * const *argp;
       size_t length;
       char *command;
       char *p;
diff --git a/lib/sh-quote.h b/lib/sh-quote.h
index cefc014ee..a5515d791 100644
--- a/lib/sh-quote.h
+++ b/lib/sh-quote.h
@@ -33,4 +33,4 @@ extern char * shell_quote (const char *string);
 
 /* Returns a freshly allocated string containing all argument strings, quoted,
    separated through spaces.  */
-extern char * shell_quote_argv (char **argv);
+extern char * shell_quote_argv (char * const *argv);