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diff: support long options

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>>From 7b74284ebe6222cb714c37cdbb94633965f29e9b Mon Sep 17 00:00:00 2001
From: Matheus Izvekov <mizvekov@gmail.com>
Date: Mon, 18 Jan 2010 18:36:52 -0200
Subject: [PATCH] diff: support long options

Signed-off-by: Matheus Izvekov <mizvekov@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Matheus Izvekov 2010-01-18 18:40:02 -02:00 committed by Denys Vlasenko
parent fe1ce2e43e
commit b32aa0c274
2 changed files with 32 additions and 0 deletions
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7
editors/Config.in
View File

@ -35,6 +35,13 @@ config DIFF
differences between them in a form that can be given to differences between them in a form that can be given to
the patch command. the patch command.
config FEATURE_DIFF_LONG_OPTIONS
bool "Enable long options"
default n
depends on DIFF && LONG_OPTS
help
Enable use of long options.
config FEATURE_DIFF_DIR config FEATURE_DIFF_DIR
bool "Enable directory support" bool "Enable directory support"
default y default y

25
editors/diff.c
View File

@ -876,6 +876,28 @@ static void diffdir(char *p[2], const char *s_start)
} }
#endif #endif
#if ENABLE_FEATURE_DIFF_LONG_OPTIONS
static const char diff_longopts[] ALIGN1 =
"ignore-case\0" No_argument "i"
"ignore-tab-expansion\0" No_argument "E"
"ignore-space-change\0" No_argument "b"
"ignore-all-space\0" No_argument "w"
"ignore-blank-lines\0" No_argument "B"
"text\0" No_argument "a"
"unified\0" Required_argument "U"
"label\0" Required_argument "L"
"show-c-function\0" No_argument "p"
"brief\0" No_argument "q"
"expand-tabs\0" No_argument "t"
"initial-tab\0" No_argument "T"
"recursive\0" No_argument "r"
"new-file\0" No_argument "N"
"report-identical-files\0" No_argument "s"
"starting-file\0" Required_argument "S"
"minimal\0" No_argument "d"
;
#endif
int diff_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int diff_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int diff_main(int argc UNUSED_PARAM, char **argv) int diff_main(int argc UNUSED_PARAM, char **argv)
{ {
@ -887,6 +909,9 @@ int diff_main(int argc UNUSED_PARAM, char **argv)
/* exactly 2 params; collect multiple -L <label>; -U N */ /* exactly 2 params; collect multiple -L <label>; -U N */
opt_complementary = "=2:L::U+"; opt_complementary = "=2:L::U+";
#if ENABLE_FEATURE_DIFF_LONG_OPTIONS
applet_long_options = diff_longopts;
#endif
getopt32(argv, "abdiL:NqrsS:tTU:wupBE", getopt32(argv, "abdiL:NqrsS:tTU:wupBE",
&L_arg, &s_start, &opt_U_context); &L_arg, &s_start, &opt_U_context);
argv += optind; argv += optind;