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- add less -I to be able to search case-insensitively

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+17b, but the helptext is quite elaborate, thus:
function                                             old     new   delta
.rodata                                           118995  119032     +37
packed_usage                                       24731   24767     +36
regex_process                                        284     300     +16
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(add/remove: 0/0 grow/shrink: 3/0 up/down: 89/0)               Total: 89 bytes
This commit is contained in:
Bernhard Reutner-Fischer 2008-09-26 14:10:17 +00:00
parent fd3552dff9
commit 48a6773b3a
2 changed files with 6 additions and 3 deletions
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3
include/usage.h
View File

@ -2078,7 +2078,7 @@
"5\n"
#define less_trivial_usage \
"[-EMNmh~?] [FILE...]"
"[-EMNmh~I?] [FILE...]"
#define less_full_usage "\n\n" \
"View a file or list of files. The position within files can be\n" \
"changed, and files can be manipulated in various ways.\n" \
@ -2087,6 +2087,7 @@
"\n -M,-m Display a status line containing the line numbers" \
"\n and percentage through the file" \
"\n -N Prefix line numbers to each line" \
"\n -I Ignore case in all searches" \
"\n -~ Suppress ~s displayed past the end of the file" \
#define linux32_trivial_usage NOUSAGE_STR

6
miscutils/less.c
View File

@ -79,6 +79,7 @@ enum {
FLAG_m = 1 << 2,
FLAG_N = 1 << 3,
FLAG_TILDE = 1 << 4,
FLAG_I = 1 << 5,
/* hijack command line options variable for internal state vars */
LESS_STATE_MATCH_BACKWARDS = 1 << 15,
};
@ -965,7 +966,8 @@ static void regex_process(void)
}
/* Compile the regex and check for errors */
err = regcomp_or_errmsg(&pattern, uncomp_regex, 0);
err = regcomp_or_errmsg(&pattern, uncomp_regex,
option_mask32 & FLAG_I ? REG_ICASE : 0);
free(uncomp_regex);
if (err) {
print_statusline(err);
@ -1359,7 +1361,7 @@ int less_main(int argc, char **argv)
/* TODO: -x: do not interpret backspace, -xx: tab also */
/* -xxx: newline also */
/* -w N: assume width N (-xxx -w 32: hex viewer of sorts) */
getopt32(argv, "EMmN~");
getopt32(argv, "EMmN~I");
argc -= optind;
argv += optind;
num_files = argc;