From c55b8d41c15640fa1637f919b3f6eca6e781047a Mon Sep 17 00:00:00 2001 From: Matt Kraai Date: Wed, 16 May 2001 15:40:51 +0000 Subject: Add xgethostbyname and herror_msg* functions. --- libbb/herror_msg.c | 50 +++++++++++++++++++++++++++++++++++++++++++++ libbb/herror_msg_and_die.c | 51 ++++++++++++++++++++++++++++++++++++++++++++++ libbb/libbb.h | 7 +++++++ libbb/vherror_msg.c | 45 ++++++++++++++++++++++++++++++++++++++++ libbb/xgethostbyname.c | 35 +++++++++++++++++++++++++++++++ 5 files changed, 188 insertions(+) create mode 100644 libbb/herror_msg.c create mode 100644 libbb/herror_msg_and_die.c create mode 100644 libbb/vherror_msg.c create mode 100644 libbb/xgethostbyname.c (limited to 'libbb') diff --git a/libbb/herror_msg.c b/libbb/herror_msg.c new file mode 100644 index 000000000..f4210edad --- /dev/null +++ b/libbb/herror_msg.c @@ -0,0 +1,50 @@ +/* vi: set sw=4 ts=4: */ +/* + * Utility routines. + * + * Copyright (C) tons of folks. Tracking down who wrote what + * isn't something I'm going to worry about... If you wrote something + * here, please feel free to acknowledge your work. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * Based in part on code from sash, Copyright (c) 1999 by David I. Bell + * Permission has been granted to redistribute this code under the GPL. + * + */ + +#include +#include + +#include "libbb.h" + +extern void herror_msg(const char *s, ...) +{ + va_list p; + + va_start(p, s); + vherror_msg(s, p); + va_end(p); +} + + +/* END CODE */ +/* +Local Variables: +c-file-style: "linux" +c-basic-offset: 4 +tab-width: 4 +End: +*/ diff --git a/libbb/herror_msg_and_die.c b/libbb/herror_msg_and_die.c new file mode 100644 index 000000000..0df5ed016 --- /dev/null +++ b/libbb/herror_msg_and_die.c @@ -0,0 +1,51 @@ +/* vi: set sw=4 ts=4: */ +/* + * Utility routines. + * + * Copyright (C) tons of folks. Tracking down who wrote what + * isn't something I'm going to worry about... If you wrote something + * here, please feel free to acknowledge your work. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * Based in part on code from sash, Copyright (c) 1999 by David I. Bell + * Permission has been granted to redistribute this code under the GPL. + * + */ + +#include +#include + +#include "libbb.h" + +extern void herror_msg_and_die(const char *s, ...) +{ + va_list p; + + va_start(p, s); + vherror_msg(s, p); + va_end(p); + exit(EXIT_FAILURE); +} + + +/* END CODE */ +/* +Local Variables: +c-file-style: "linux" +c-basic-offset: 4 +tab-width: 4 +End: +*/ diff --git a/libbb/libbb.h b/libbb/libbb.h index 7ab06388a..29a756b7f 100644 --- a/libbb/libbb.h +++ b/libbb/libbb.h @@ -29,6 +29,8 @@ #include #include +#include + #ifdef DMALLOC #include "dmalloc.h" #endif @@ -77,6 +79,9 @@ extern void error_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)) extern void error_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2))); extern void perror_msg(const char *s, ...); extern void perror_msg_and_die(const char *s, ...) __attribute__ ((noreturn)); +extern void vherror_msg(const char *s, va_list p); +extern void herror_msg(const char *s, ...); +extern void herror_msg_and_die(const char *s, ...) __attribute__ ((noreturn)); /* These two are used internally -- you shouldn't need to use them */ extern void verror_msg(const char *s, va_list p); @@ -252,6 +257,8 @@ extern int unzip(FILE *l_in_file, FILE *l_out_file); extern void gz_close(int gunzip_pid); extern int gz_open(FILE *compressed_file, int *pid); +extern struct hostent *xgethostbyname(const char *name); + #define CT_AUTO 0 #define CT_UNIX2DOS 1 #define CT_DOS2UNIX 2 diff --git a/libbb/vherror_msg.c b/libbb/vherror_msg.c new file mode 100644 index 000000000..9a06f3a38 --- /dev/null +++ b/libbb/vherror_msg.c @@ -0,0 +1,45 @@ +/* vi: set sw=4 ts=4: */ +/* + * Utility routines. + * + * Copyright (C) tons of folks. Tracking down who wrote what + * isn't something I'm going to worry about... If you wrote something + * here, please feel free to acknowledge your work. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * Based in part on code from sash, Copyright (c) 1999 by David I. Bell + * Permission has been granted to redistribute this code under the GPL. + * + */ + +#include +#include +extern int h_errno; + +#include + +#include "libbb.h" + +extern void vherror_msg(const char *s, va_list p) +{ + int err = h_errno; + if(s == 0) + s = ""; + verror_msg(s, p); + if (*s) + s = ": "; + fprintf(stderr, "%s%s\n", s, hstrerror(err)); +} diff --git a/libbb/xgethostbyname.c b/libbb/xgethostbyname.c new file mode 100644 index 000000000..c722951cf --- /dev/null +++ b/libbb/xgethostbyname.c @@ -0,0 +1,35 @@ +/* vi: set sw=4 ts=4: */ +/* + * Mini xgethostbyname implementation. + * + * + * Copyright (C) 2001 Matt Kraai . + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include +extern int h_errno; + +struct hostent *xgethostbyname(const char *name) +{ + struct hostent *retval; + + if ((retval = gethostbyname(name)) == NULL) + herror_msg_and_die("%s", name); + + return retval; +} -- cgit v1.2.3-55-g6feb