[L] Change in flashrom[master]: cli_classic: include a fallback inplementation of getopt

[Thomas Heijligen (Code Review)]

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Hello build bot (Jenkins),

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/flashrom/+/73102

to look at the new patch set (#3).

Change subject: cli_classic: include a fallback inplementation of getopt
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cli_classic: include a fallback inplementation of getopt

Some systems [0] may not provide getopt and their gnu extensions. So
provide a fallback implementation. This is based on musl libc's code.

[0] DJGPP/DOS

Change-Id: I6ebbde075014e3b45b0f9e04b34b72aa969e1197
Signed-off-by: Thomas Heijligen 
---
M cli_classic.c
A cli_getopt.c
A include/cli_classic.h
M meson.build
4 files changed, 330 insertions(+), 6 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/02/73102/3