diff options
Diffstat (limited to 'toys/dos2unix.c')
-rw-r--r-- | toys/dos2unix.c | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/toys/dos2unix.c b/toys/dos2unix.c deleted file mode 100644 index 01c90536..00000000 --- a/toys/dos2unix.c +++ /dev/null @@ -1,70 +0,0 @@ -/* vi: set sw=4 ts=4: - * - * dos2unix.c - convert newline format - * - * Copyright 2012 Rob Landley <rob@landley.net> - * - * No standard - -USE_DOS2UNIX(NEWTOY(dos2unix, NULL, TOYFLAG_BIN)) -USE_DOS2UNIX(OLDTOY(unix2dos, dos2unix, NULL, TOYFLAG_BIN)) - -config DOS2UNIX - bool "dos2unix/unix2dos" - default y - help - usage: dos2unix/unix2dos [file...] - - Convert newline format between dos (\r\n) and unix (just \n) - If no files listed copy from stdin, "-" is a synonym for stdin. -*/ - -#include "toys.h" - -DEFINE_GLOBALS( - char *tempfile; -) - -#define TT this.dos2unix - -static void do_dos2unix(int fd, char *name) -{ - char c = toys.which->name[0]; - int outfd = 1, catch = 0; - - if (fd) outfd = copy_tempfile(fd, name, &TT.tempfile); - - for (;;) { - int len, in, out; - - len = read(fd, toybuf+(sizeof(toybuf)/2), sizeof(toybuf)/2); - if (len<0) { - perror_msg("%s",name); - toys.exitval = 1; - } - if (len<1) break; - - for (in = out = 0; in < len; in++) { - char x = toybuf[in+sizeof(toybuf)/2]; - - // Drop \r only if followed by \n in dos2unix mode - if (catch) { - if (c == 'u' || x != '\n') toybuf[out++] = '\r'; - catch = 0; - // Add \r only if \n not after \r in unix2dos mode - } else if (c == 'u' && x == '\n') toybuf[out++] = '\r'; - - if (x == '\r') catch++; - else toybuf[out++] = x; - } - xwrite(outfd, toybuf, out); - } - if (catch) xwrite(outfd, "\r", 1); - - if (fd) replace_tempfile(-1, outfd, &TT.tempfile); -} - -void dos2unix_main(void) -{ - loopfiles(toys.optargs, do_dos2unix); -} |