From a33831e21a3e09441974f5b6da92ad136cb8bdc8 Mon Sep 17 00:00:00 2001
From: James Zern <jzern@google.com>
Date: Thu, 12 Dec 2013 20:20:08 -0800
Subject: [PATCH 1/4] dwebp: let -- stop parameter parsing

this enables dwebp to accept input files starting with '-'

Change-Id: I1e2c9c7bc2963d77be039c99e72f744560f0b0a2
---
 examples/dwebp.c | 3 +++
 man/dwebp.1      | 4 +++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/examples/dwebp.c b/examples/dwebp.c
index 5a2c0b65..fca9c9a7 100644
--- a/examples/dwebp.c
+++ b/examples/dwebp.c
@@ -649,6 +649,9 @@ int main(int argc, const char *argv[]) {
 #endif
     } else if (!strcmp(argv[c], "-incremental")) {
       incremental = 1;
+    } else if (!strcmp(argv[c], "--")) {
+      if (c < argc - 1) in_file = argv[++c];
+      break;
     } else if (argv[c][0] == '-') {
       fprintf(stderr, "Unknown option '%s'\n", argv[c]);
       Help();
diff --git a/man/dwebp.1 b/man/dwebp.1
index 9a616763..36bbf0c9 100644
--- a/man/dwebp.1
+++ b/man/dwebp.1
@@ -1,5 +1,5 @@
 .\"                                      Hey, EMACS: -*- nroff -*-
-.TH DWEBP 1 "November 26, 2013"
+.TH DWEBP 1 "December 12, 2013"
 .SH NAME
 dwebp \- decompress a WebP file to an image file
 .SH SYNOPSIS
@@ -99,6 +99,8 @@ http://www.webmproject.org/code/contribute/submitting-patches/
 dwebp picture.webp \-o output.png
 .br
 dwebp picture.webp \-ppm \-o output.ppm
+.br
+dwebp \-o output.ppm \-\- \-\-\-picture.webp
 
 .SH AUTHORS
 \fBdwebp\fP was written by the WebP team.

From 98af68fe26e1bcba9c29f5f3fa2ae4ba9cace339 Mon Sep 17 00:00:00 2001
From: James Zern <jzern@google.com>
Date: Thu, 12 Dec 2013 20:20:08 -0800
Subject: [PATCH 2/4] cwebp: let -- stop parameter parsing

this enables cwebp to accept input files starting with '-'

Change-Id: I13b506886c3df8a4e8fb350f3d365eaf7e072a4a
---
 examples/cwebp.c | 3 +++
 man/cwebp.1      | 4 +++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/examples/cwebp.c b/examples/cwebp.c
index 0fa83d1e..2d1f076d 100644
--- a/examples/cwebp.c
+++ b/examples/cwebp.c
@@ -895,6 +895,9 @@ int main(int argc, const char *argv[]) {
 #endif
     } else if (!strcmp(argv[c], "-v")) {
       verbose = 1;
+    } else if (!strcmp(argv[c], "--")) {
+      if (c < argc - 1) in_file = argv[++c];
+      break;
     } else if (argv[c][0] == '-') {
       fprintf(stderr, "Error! Unknown option '%s'\n", argv[c]);
       HelpLong();
diff --git a/man/cwebp.1 b/man/cwebp.1
index 9ac40311..f2a9b8bb 100644
--- a/man/cwebp.1
+++ b/man/cwebp.1
@@ -1,5 +1,5 @@
 .\"                                      Hey, EMACS: -*- nroff -*-
-.TH CWEBP 1 "October 23, 2013"
+.TH CWEBP 1 "December 12, 2013"
 .SH NAME
 cwebp \- compress an image file to a WebP file
 .SH SYNOPSIS
@@ -255,6 +255,8 @@ cwebp \-q 50 -lossless picture.png \-o picture_lossless.webp
 cwebp \-q 70 picture_with_alpha.png \-o picture_with_alpha.webp
 .br
 cwebp \-sns 70 \-f 50 \-size 60000 picture.png \-o picture.webp
+.br
+cwebp \-o picture.webp \-\- \-\-\-picture.png
 
 .SH AUTHORS
 \fBcwebp\fP was written by the WebP team.

From a4b0aa06ee41571da82082b6d4bb8ee7a624502c Mon Sep 17 00:00:00 2001
From: James Zern <jzern@google.com>
Date: Thu, 12 Dec 2013 20:20:08 -0800
Subject: [PATCH 3/4] vwebp: let -- stop parameter parsing

this enables vwebp to accept input files starting with '-'

Change-Id: I8467bb719ba745b2aa14a5c5ce2ff392cd9601d5
---
 examples/vwebp.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/examples/vwebp.c b/examples/vwebp.c
index da08135e..1679132c 100644
--- a/examples/vwebp.c
+++ b/examples/vwebp.c
@@ -425,6 +425,9 @@ int main(int argc, char *argv[]) {
       return 0;
     } else if (!strcmp(argv[c], "-mt")) {
       config->options.use_threads = 1;
+    } else if (!strcmp(argv[c], "--")) {
+      if (c < argc - 1) kParams.file_name = argv[++c];
+      break;
     } else if (argv[c][0] == '-') {
       printf("Unknown option '%s'\n", argv[c]);
       Help();

From 5459030be02ce2ea78978060f8a4f8eaf2a0ae45 Mon Sep 17 00:00:00 2001
From: James Zern <jzern@google.com>
Date: Thu, 12 Dec 2013 20:20:08 -0800
Subject: [PATCH 4/4] gif2webp: let -- stop parameter parsing

this enables gif2webp to accept input files starting with '-'

Change-Id: I994a5587e16e3af83ca45bfda8caf2dc39068b6c
---
 examples/gif2webp.c | 3 +++
 man/gif2webp.1      | 4 +++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/examples/gif2webp.c b/examples/gif2webp.c
index 6e8d79ee..6c7f4638 100644
--- a/examples/gif2webp.c
+++ b/examples/gif2webp.c
@@ -359,6 +359,9 @@ int main(int argc, const char *argv[]) {
       quiet = 1;
     } else if (!strcmp(argv[c], "-v")) {
       verbose = 1;
+    } else if (!strcmp(argv[c], "--")) {
+      if (c < argc - 1) in_file = argv[++c];
+      break;
     } else if (argv[c][0] == '-') {
       fprintf(stderr, "Error! Unknown option '%s'\n", argv[c]);
       Help();
diff --git a/man/gif2webp.1 b/man/gif2webp.1
index 6fb79b7b..ded05e37 100644
--- a/man/gif2webp.1
+++ b/man/gif2webp.1
@@ -1,5 +1,5 @@
 .\"                                      Hey, EMACS: -*- nroff -*-
-.TH GIF2WEBP 1 "November 18, 2013"
+.TH GIF2WEBP 1 "December 12, 2013"
 .SH NAME
 gif2webp \- Convert a GIF image to WebP
 .SH SYNOPSIS
@@ -119,6 +119,8 @@ gif2webp \-q 70 picture.gif \-o picture.webp
 gif2webp \-lossy \-m 3 picture.gif \-o picture_lossy.webp
 .br
 gif2webp \-lossy \-f 50 picture.gif \-o picture.webp
+.br
+gif2webp \-q 70 \-o picture.webp \-\- \-\-\-picture.gif
 
 .SH AUTHORS
 \fBgif2webp\fP was written by the WebP team.