[Buildroot] [PATCH] package/sngrep: fix build with musl libc

[Baruch Siach]

Hi Buildroot list,

Baruch Siach writes:

> Add upstream patch fixing typo that causes build failure under musl,
> where stdin is constant.

I forgot this:

Fixes:
http://autobuild.buildroot.net/results/ab8/ab827021d4dae8ae98f667328e4a9a7e1c4288d0/
http://autobuild.buildroot.net/results/e99/e99e937c05be38d33e029fbfc737665b590c33bd/
http://autobuild.buildroot.net/results/e8c/e8ca0a40d8cd2c333b55fa9e67ddeead1f502d5a/

baruch

> Cc: Adam Duskett <aduskett at gmail.com>
> Signed-off-by: Baruch Siach <baruch at tkos.co.il>
> ---
>  ...0001-capture-fix-typo-in-FILE-object.patch | 43 +++++++++++++++++++
>  1 file changed, 43 insertions(+)
>  create mode 100644 package/sngrep/0001-capture-fix-typo-in-FILE-object.patch
>
> diff --git a/package/sngrep/0001-capture-fix-typo-in-FILE-object.patch b/package/sngrep/0001-capture-fix-typo-in-FILE-object.patch
> new file mode 100644
> index 000000000000..ec8a0f5dc5bc
> --- /dev/null
> +++ b/package/sngrep/0001-capture-fix-typo-in-FILE-object.patch
> @@ -0,0 +1,43 @@
> +From 604f6d0ce2ec42ac494d76c95e68850ea6e7da8f Mon Sep 17 00:00:00 2001
> +From: Sebastian Kemper <sebastian_ml at gmx.net>
> +Date: Sun, 4 Nov 2018 16:58:00 +0100
> +Subject: [PATCH] capture: fix typo in FILE object
> +
> +FILE *fstdin is defined, but when calling freopen() stdin is used instead
> +of fstdin.
> +
> +This causes the compile to fail:
> +
> +  CC       sngrep-capture.o
> +capture.c: In function 'capture_offline':
> +capture.c:194:21: error: assignment of read-only variable 'stdin'
> +         if (!(stdin = freopen("/dev/tty", "r", stdin))) {
> +                     ^
> +make[5]: *** [Makefile:519: sngrep-capture.o] Error 1
> +
> +This commit fixes the typo.
> +
> +Signed-off-by: Sebastian Kemper <sebastian_ml at gmx.net>
> +Signed-off-by: Baruch Siach <baruch at tkos.co.il>
> +---
> +Upstream status: commit 604f6d0ce2ec
> +
> + src/capture.c | 2 +-
> + 1 file changed, 1 insertion(+), 1 deletion(-)
> +
> +diff --git a/src/capture.c b/src/capture.c
> +index 911c35f43a35..a799413e2b0e 100644
> +--- a/src/capture.c
> ++++ b/src/capture.c
> +@@ -191,7 +191,7 @@ capture_offline(const char *infile, const char *outfile)
> + 
> +     // Reopen tty for ncurses after pcap have used stdin
> +     if (!strncmp(infile, "/dev/stdin", 10)) {
> +-        if (!(stdin = freopen("/dev/tty", "r", stdin))) {
> ++        if (!(fstdin = freopen("/dev/tty", "r", stdin))) {
> +             fprintf(stderr, "Failed to reopen tty while using stdin for capture.");
> +             return 1;
> +         }
> +-- 
> +2.19.2
> +


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