From b1487dc9ed8c892afde94a8ac04350e3ca0e7074 Mon Sep 17 00:00:00 2001 From: Rob Landley Date: Thu, 26 Jun 2008 22:48:43 -0500 Subject: Option parsing: stopearly is now a ^ prefix (not +), and an option string with no flags auto-enables stopearly (so seq doesn't have to specify it to avoid having negative number arguments eaten by the option parsing logic). --- lib/args.c | 5 +++-- toys/echo.c | 2 +- toys/oneit.c | 2 +- toys/seq.c | 2 +- 4 files changed, 6 insertions(+), 5 deletions(-) diff --git a/lib/args.c b/lib/args.c index ee915b46..60b99d20 100644 --- a/lib/args.c +++ b/lib/args.c @@ -25,7 +25,7 @@ // !X die with error if X already set (x!x die if x supplied twice) // [yz] needs at least one of y or z. // at the beginning: -// + stop at first nonoption argument +// ^ stop at first nonoption argument // <0 at least # leftover arguments needed (default 0) // >9 at most # leftover arguments needed (default MAX_INT) // ? don't show_usage() on unknown argument. @@ -167,7 +167,7 @@ void get_optflags(void) // Parse leading special behavior indicators for (;;) { - if (*options == '+') stopearly++; + if (*options == '^') stopearly++; else if (*options == '<') minargs=*(++options)-'0'; else if (*options == '>') maxargs=*(++options)-'0'; else if (*options == '?') gof.noerror++; @@ -176,6 +176,7 @@ void get_optflags(void) options++; } + if (!*options) stopearly++; // Parse rest of opts into array while (*options) { char *temp; diff --git a/toys/echo.c b/toys/echo.c index fda008af..5feb9899 100644 --- a/toys/echo.c +++ b/toys/echo.c @@ -6,7 +6,7 @@ * * See http://www.opengroup.org/onlinepubs/009695399/utilities/echo.html -USE_ECHO(NEWTOY(echo, "+?en", TOYFLAG_BIN)) +USE_ECHO(NEWTOY(echo, "^?en", TOYFLAG_BIN)) config ECHO bool "echo" diff --git a/toys/oneit.c b/toys/oneit.c index 4c36491f..341bb080 100644 --- a/toys/oneit.c +++ b/toys/oneit.c @@ -6,7 +6,7 @@ * * Not in SUSv3. -USE_ONEIT(NEWTOY(oneit, "+<1c:p", TOYFLAG_SBIN)) +USE_ONEIT(NEWTOY(oneit, "^<1c:p", TOYFLAG_SBIN)) config ONEIT bool "oneit" diff --git a/toys/seq.c b/toys/seq.c index 8eb8fb8e..ced5e8fb 100644 --- a/toys/seq.c +++ b/toys/seq.c @@ -6,7 +6,7 @@ * * Not in SUSv3. (Don't ask me why not.) -USE_SEQ(NEWTOY(seq, "<1>3?+", TOYFLAG_USR|TOYFLAG_BIN)) +USE_SEQ(NEWTOY(seq, "<1>3?", TOYFLAG_USR|TOYFLAG_BIN)) config SEQ bool "seq" -- cgit v1.2.3