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getopt32: factor out code to treat all args as options

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Working towards making getopt32() xmalloc-free

function                                             old     new   delta
make_all_argv_opts                                     -      58     +58
top_main                                             914     912      -2
getopt32                                            1517    1458     -59
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 0/2 up/down: 58/-61)             Total: -3 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2017-08-04 16:23:42 +02:00
parent 7f9d62d7f5
commit 727948e585
6 changed files with 41 additions and 32 deletions
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5
procps/ps.c
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@@ -715,7 +715,8 @@ int ps_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
# if ENABLE_FEATURE_PS_WIDE
/* -w is a bit complicated */
int w_count = 0;
opt_complementary = "-:ww";
make_all_argv_opts(argv);
opt_complementary = "ww";
opts = getopt32(argv, IF_SELINUX("Z")IF_FEATURE_SHOW_THREADS("T")IF_FEATURE_PS_LONG("l")
"w", &w_count);
/* if w is given once, GNU ps sets the width to 132,
@@ -731,7 +732,7 @@ int ps_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
}
# else
/* -w is not supported, only -Z and/or -T */
opt_complementary = "-";
make_all_argv_opts(argv);
opts = getopt32(argv, IF_SELINUX("Z")IF_FEATURE_SHOW_THREADS("T")IF_FEATURE_PS_LONG("l"));
# endif