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authorDenis Vlasenko2008-02-24 23:32:36 +0000
committerDenis Vlasenko2008-02-24 23:32:36 +0000
commitf99afb5dff00534df6cf8f4d9de5d274c7818eac (patch)
tree72eb7ab8b462f2adf8adc8d7ffeef3cf9c1135cc
parenta2f47358eb5479d65510b0eb506d52435ca26c21 (diff)
downloadbusybox-f99afb5dff00534df6cf8f4d9de5d274c7818eac.zip
busybox-f99afb5dff00534df6cf8f4d9de5d274c7818eac.tar.gz
lpd: new applet by Vladimir Dronnikov <dronnikov AT gmail.com>
-rw-r--r--include/applets.h1
-rw-r--r--include/usage.h6
-rw-r--r--libbb/read.c3
-rw-r--r--printutils/Config.in6
-rw-r--r--printutils/Kbuild1
-rw-r--r--printutils/lpr.c12
6 files changed, 24 insertions, 5 deletions
diff --git a/include/applets.h b/include/applets.h
index ffd7afc..cdb1995 100644
--- a/include/applets.h
+++ b/include/applets.h
@@ -227,6 +227,7 @@ USE_LOGIN(APPLET(login, _BB_DIR_BIN, _BB_SUID_ALWAYS))
USE_LOGNAME(APPLET_NOFORK(logname, logname, _BB_DIR_USR_BIN, _BB_SUID_NEVER, logname))
USE_LOGREAD(APPLET(logread, _BB_DIR_SBIN, _BB_SUID_NEVER))
USE_LOSETUP(APPLET(losetup, _BB_DIR_SBIN, _BB_SUID_NEVER))
+USE_LPD(APPLET(lpd, _BB_DIR_USR_SBIN, _BB_SUID_NEVER))
USE_LPQ(APPLET_ODDNAME(lpq, lpqr, _BB_DIR_USR_BIN, _BB_SUID_NEVER, lpq))
USE_LPR(APPLET_ODDNAME(lpr, lpqr, _BB_DIR_USR_BIN, _BB_SUID_NEVER, lpr))
USE_LS(APPLET_NOEXEC(ls, ls, _BB_DIR_BIN, _BB_SUID_NEVER, ls))
diff --git a/include/usage.h b/include/usage.h
index c9329b3..7c9a90e 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -2051,6 +2051,12 @@ USE_FEATURE_BRCTL_FANCY("\n" \
"with an optional offset (-o 12345). Encryption is not yet supported.\n" \
"losetup -f will show the first loop free loop device\n\n"
+#define lpd_trivial_usage \
+ "SPOOLDIR"
+#define lpd_full_usage \
+ "Example:" \
+ "\n tcpsvd -E localhost 515 lpd /var/spool"
+
#define lpq_trivial_usage \
"[-P queue[@host[:port]]] [-U USERNAME] [-d JOBID...] [-fs]"
#define lpq_full_usage \
diff --git a/libbb/read.c b/libbb/read.c
index 640293b..4ad41d5 100644
--- a/libbb/read.c
+++ b/libbb/read.c
@@ -161,8 +161,7 @@ char *xmalloc_reads(int fd, char *buf)
}
/* nonblock_safe_read() because we are used by e.g. shells */
if (nonblock_safe_read(fd, p, 1) != 1) { /* EOF/error */
- if (p == buf) {
- /* we read nothing [and buf was NULL initially] */
+ if (p == buf) { /* we read nothing */
free(buf);
return NULL;
}
diff --git a/printutils/Config.in b/printutils/Config.in
index b53b9e7..e5f1864 100644
--- a/printutils/Config.in
+++ b/printutils/Config.in
@@ -1,5 +1,11 @@
menu "print support"
+config LPD
+ bool "lpd"
+ default n
+ help
+ lpd is a print spooling daemon.
+
config LPR
bool "lpr"
default n
diff --git a/printutils/Kbuild b/printutils/Kbuild
index 4f97d0d..008290e 100644
--- a/printutils/Kbuild
+++ b/printutils/Kbuild
@@ -4,5 +4,6 @@
lib-y :=
+lib-$(CONFIG_LPD) += lpd.o
lib-$(CONFIG_LPR) += lpr.o
lib-$(CONFIG_LPQ) += lpr.o
diff --git a/printutils/lpr.c b/printutils/lpr.c
index 86fcd9b..52983bf 100644
--- a/printutils/lpr.c
+++ b/printutils/lpr.c
@@ -19,6 +19,7 @@
*/
static void get_response_or_say_and_die(const char *errmsg)
{
+ static const char newline = '\n';
char buf = ' ';
fflush(stdout);
@@ -28,8 +29,9 @@ static void get_response_or_say_and_die(const char *errmsg)
// request has failed
bb_error_msg("error while %s. Server said:", errmsg);
safe_write(STDERR_FILENO, &buf, 1);
- logmode = 0; /* no errors from bb_copyfd_eof() */
+ logmode = 0; /* no error messages from bb_copyfd_eof() pls */
bb_copyfd_eof(STDOUT_FILENO, STDERR_FILENO);
+ safe_write(STDERR_FILENO, &newline, 1);
xfunc_die();
}
}
@@ -190,8 +192,12 @@ int lpqr_main(int argc, char *argv[])
, remote_filename
);
// delete possible "\nX\n" patterns
- while ((c = strchr(controlfile, '\n')) != NULL && c[1] && c[2] == '\n')
- memmove(c, c+2, strlen(c+1)); /* strlen(c+1) == strlen(c+2) + 1 */
+ c = controlfile;
+ while ((c = strchr(c, '\n')) != NULL) {
+ c++;
+ while (c[0] && c[1] == '\n')
+ memmove(c, c+2, strlen(c+1)); /* strlen(c+1) == strlen(c+2) + 1 */
+ }
// send control file
if (opts & LPR_V)