build system overhaul

5 files changed, 31 insertions, 268 deletions

diff --git a/libpwdgrp/Kbuild b/libpwdgrp/Kbuild
new file mode 100644
index 000000000..36a6ce393
--- /dev/null
+++ b/libpwdgrp/Kbuild
@@ -0,0 +1,7 @@
+# Makefile for busybox
+#
+# Copyright (C) 1999-2005 by Erik Andersen <andersen@codepoet.org>
+#
+# Licensed under the GPL v2, see the file LICENSE in this tarball.
+
+lib-y:=pwd_grp.o
diff --git a/libpwdgrp/Makefile b/libpwdgrp/Makefile
deleted file mode 100644
index 630a7688f..000000000
--- a/libpwdgrp/Makefile
+++ /dev/null
@@ -1,23 +0,0 @@
-# Makefile for busybox
-#
-# Copyright (C) 1999-2005 by Erik Andersen <andersen@codepoet.org>
-#
-# Licensed under the GPL v2, see the file LICENSE in this tarball.
-
-ifndef top_srcdir
-top_srcdir=..
-endif
-ifndef top_builddir
-top_builddir=..
-endif
-srcdir=$(top_srcdir)/libpwgrp
-LIBPWDGRP_DIR:=./
-include $(top_srcdir)/Rules.mak
-include $(top_builddir)/.config
-include Makefile.in
-all: $(libraries-y)
--include $(top_builddir)/.depend
-
-clean:
-	rm -f *.o *.a $(AR_TARGET)
-
diff --git a/libpwdgrp/Makefile.in b/libpwdgrp/Makefile.in
deleted file mode 100644
index 2511d34ef..000000000
--- a/libpwdgrp/Makefile.in
+++ /dev/null
@@ -1,51 +0,0 @@
-# Makefile for busybox
-#
-# Copyright (C) 1999-2005 by Erik Andersen <andersen@codepoet.org>
-#
-# Licensed under the GPL v2, see the file LICENSE in this tarball.
-
-LIBPWDGRP_AR:=libpwdgrp.a
-ifndef $(LIBPWDGRP_DIR)
-LIBPWDGRP_DIR:=$(top_builddir)/libpwdgrp
-endif
-srcdir=$(top_srcdir)/libpwdgrp
-
-LIBPWDGRP-obj:=$(LIBPWDGRP_DIR)/$(LIBPWDGRP_AR)
-
-libraries-y+=$(LIBPWDGRP_DIR)/$(LIBPWDGRP_AR)
-
-LIBPWDGRP_MSRC0:=$(srcdir)/pwd_grp.c
-LIBPWDGRP_MOBJ0-$(CONFIG_USE_BB_PWD_GRP):= fgetpwent_r.o fgetgrent_r.o \
-	fgetpwent.o fgetgrent.o getpwnam_r.o getgrnam_r.o getpwuid_r.o \
-	getgrgid_r.o getpwuid.o getgrgid.o getpwnam.o getgrnam.o getpw.o \
-	getpwent_r.o getgrent_r.o getpwent.o getgrent.o \
-	initgroups.o putpwent.o putgrent.o
-LIBPWDGRP_MOBJS0=$(patsubst %,$(LIBPWDGRP_DIR)/%, $(LIBPWDGRP_MOBJ0-y))
-
-LIBPWDGRP_MSRC1:=$(srcdir)/pwd_grp.c
-LIBPWDGRP_MOBJ1-$(CONFIG_USE_BB_PWD_GRP):= __parsepwent.o __parsegrent.o \
-	__pgsreader.o fgetspent_r.o fgetspent.o sgetspent_r.o getspnam_r.o \
-	getspnam.o getspent_r.o getspent.o sgetspent.o \
-	putspent.o __parsespent.o # getspuid_r.o getspuid.o
-LIBPWDGRP_MOBJS1=$(patsubst %,$(LIBPWDGRP_DIR)/%, $(LIBPWDGRP_MOBJ1-y))
-
-LIBPWDGRP_DEFINE0-y:=$(patsubst %,-DL_%,$(subst .o,,$(notdir $(LIBPWDGRP_MOBJS0))))
-LIBPWDGRP_DEFINE1-y:=$(patsubst %,-DL_%,$(subst .o,,$(notdir $(LIBPWDGRP_MOBJS1))))
-
-LIBPWDGRP_SRC-y:=$(LIBPWDGRP_MSRC0)
-
-LIBRARY_SRC-y+=$(LIBPWDGRP_SRC-y)
-LIBRARY_SRC-a+=$(LIBPWDGRP_SRC-y)
-
-LIBRARY_DEFINE-y+=$(LIBPWDGRP_DEFINE0-y) $(LIBPWDGRP_DEFINE1-y)
-LIBRARY_DEFINE-a+=$(LIBPWDGRP_DEFINE0-y) $(LIBPWDGRP_DEFINE1-y)
-
-
-$(LIBPWDGRP_DIR)/$(LIBPWDGRP_AR): $(LIBPWDGRP_MOBJS0) $(LIBPWDGRP_MOBJS1)
-	$(do_ar)
-
-$(LIBPWDGRP_MOBJS0): $(LIBPWDGRP_MSRC0)
-	$(compile.c) -DL_$(notdir $*)
-
-$(LIBPWDGRP_MOBJS1): $(LIBPWDGRP_MSRC1)
-	$(compile.c) -DL_$(notdir $*)
diff --git a/libpwdgrp/pwd_grp.c b/libpwdgrp/pwd_grp.c
index 132ec60be..ac65d4c5b 100644
--- a/libpwdgrp/pwd_grp.c
+++ b/libpwdgrp/pwd_grp.c
@@ -29,8 +29,6 @@
 #include <assert.h>
 #include <ctype.h>
 
-#include "shadow_.h"
-
 #ifndef _PATH_SHADOW
 #define	_PATH_SHADOW	"/etc/shadow"
 #endif
@@ -57,7 +55,7 @@ extern int __parsegrent(void *gr, char *line);
 extern int __parsespent(void *sp, char *line);
 
 extern int __pgsreader(int (*__parserfunc)(void *d, char *line), void *data,
-					   char *__restrict line_buff, size_t buflen, FILE *f);
+		char *__restrict line_buff, size_t buflen, FILE *f);
 
 /**********************************************************************/
 /* For the various fget??ent_r funcs, return
@@ -75,8 +73,6 @@ extern int __pgsreader(int (*__parserfunc)(void *d, char *line), void *data,
  */
 /**********************************************************************/
 
-#ifdef L_fgetpwent_r
-
 int fgetpwent_r(FILE *__restrict stream, struct passwd *__restrict resultbuf,
 				char *__restrict buffer, size_t buflen,
 				struct passwd **__restrict result)
@@ -92,10 +88,6 @@ int fgetpwent_r(FILE *__restrict stream, struct passwd *__restrict resultbuf,
 	return rv;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_fgetgrent_r
-
 int fgetgrent_r(FILE *__restrict stream, struct group *__restrict resultbuf,
 				char *__restrict buffer, size_t buflen,
 				struct group **__restrict result)
@@ -111,10 +103,6 @@ int fgetgrent_r(FILE *__restrict stream, struct group *__restrict resultbuf,
 	return rv;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_fgetspent_r
-
 int fgetspent_r(FILE *__restrict stream, struct spwd *__restrict resultbuf,
 				char *__restrict buffer, size_t buflen,
 				struct spwd **__restrict result)
@@ -130,13 +118,11 @@ int fgetspent_r(FILE *__restrict stream, struct spwd *__restrict resultbuf,
 	return rv;
 }
 
-#endif
 /**********************************************************************/
 /* For the various fget??ent funcs, return NULL on failure and a
  * pointer to the appropriate struct (statically allocated) on success.
  */
 /**********************************************************************/
-#ifdef L_fgetpwent
 
 struct passwd *fgetpwent(FILE *stream)
 {
@@ -148,10 +134,6 @@ struct passwd *fgetpwent(FILE *stream)
 	return result;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_fgetgrent
-
 struct group *fgetgrent(FILE *stream)
 {
 	static char buffer[GRP_BUFFER_SIZE];
@@ -162,10 +144,6 @@ struct group *fgetgrent(FILE *stream)
 	return result;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_fgetspent
-
 extern int fgetspent_r(FILE *__restrict stream, struct spwd *__restrict resultbuf,
 				char *__restrict buffer, size_t buflen,
 				struct spwd **__restrict result);
@@ -179,10 +157,6 @@ struct spwd *fgetspent(FILE *stream)
 	return result;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_sgetspent_r
-
 int sgetspent_r(const char *string, struct spwd *result_buf,
 				char *buffer, size_t buflen, struct spwd **result)
 {
@@ -211,65 +185,53 @@ int sgetspent_r(const char *string, struct spwd *result_buf,
 	return rv;
 }
 
-#endif
 /**********************************************************************/
 
 #ifdef GETXXKEY_R_FUNC
 #error GETXXKEY_R_FUNC is already defined!
 #endif
 
-#ifdef L_getpwnam_r
-#define GETXXKEY_R_FUNC			getpwnam_r
+#define GETXXKEY_R_FUNC			getpwnam_R
 #define GETXXKEY_R_PARSER		__parsepwent
 #define GETXXKEY_R_ENTTYPE		struct passwd
 #define GETXXKEY_R_TEST(ENT)	(!strcmp((ENT)->pw_name, key))
 #define DO_GETXXKEY_R_KEYTYPE	const char *__restrict
 #define DO_GETXXKEY_R_PATHNAME  _PATH_PASSWD
 #include "pwd_grp_internal.c"
-#endif
 
-#ifdef L_getgrnam_r
-#define GETXXKEY_R_FUNC			getgrnam_r
+#define GETXXKEY_R_FUNC			getgrnam_R
 #define GETXXKEY_R_PARSER		__parsegrent
 #define GETXXKEY_R_ENTTYPE		struct group
 #define GETXXKEY_R_TEST(ENT)	(!strcmp((ENT)->gr_name, key))
 #define DO_GETXXKEY_R_KEYTYPE	const char *__restrict
 #define DO_GETXXKEY_R_PATHNAME  _PATH_GROUP
 #include "pwd_grp_internal.c"
-#endif
 
-#ifdef L_getspnam_r
-#define GETXXKEY_R_FUNC			getspnam_r
+#define GETXXKEY_R_FUNC			getspnam_R
 #define GETXXKEY_R_PARSER		__parsespent
 #define GETXXKEY_R_ENTTYPE		struct spwd
 #define GETXXKEY_R_TEST(ENT)	(!strcmp((ENT)->sp_namp, key))
 #define DO_GETXXKEY_R_KEYTYPE	const char *__restrict
 #define DO_GETXXKEY_R_PATHNAME  _PATH_SHADOW
 #include "pwd_grp_internal.c"
-#endif
 
-#ifdef L_getpwuid_r
-#define GETXXKEY_R_FUNC			getpwuid_r
+#define GETXXKEY_R_FUNC			getpwuid_R
 #define GETXXKEY_R_PARSER		__parsepwent
 #define GETXXKEY_R_ENTTYPE		struct passwd
 #define GETXXKEY_R_TEST(ENT)	((ENT)->pw_uid == key)
 #define DO_GETXXKEY_R_KEYTYPE	uid_t
 #define DO_GETXXKEY_R_PATHNAME  _PATH_PASSWD
 #include "pwd_grp_internal.c"
-#endif
 
-#ifdef L_getgrgid_r
-#define GETXXKEY_R_FUNC			getgrgid_r
+#define GETXXKEY_R_FUNC			getgrgid_R
 #define GETXXKEY_R_PARSER		__parsegrent
 #define GETXXKEY_R_ENTTYPE		struct group
 #define GETXXKEY_R_TEST(ENT)	((ENT)->gr_gid == key)
 #define DO_GETXXKEY_R_KEYTYPE	gid_t
 #define DO_GETXXKEY_R_PATHNAME  _PATH_GROUP
 #include "pwd_grp_internal.c"
-#endif
 
 /**********************************************************************/
-#ifdef L_getpwuid
 
 struct passwd *getpwuid(uid_t uid)
 {
@@ -281,10 +243,6 @@ struct passwd *getpwuid(uid_t uid)
 	return result;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_getgrgid
-
 struct group *getgrgid(gid_t gid)
 {
 	static char buffer[GRP_BUFFER_SIZE];
@@ -295,10 +253,6 @@ struct group *getgrgid(gid_t gid)
 	return result;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_getspuid_r
-
 /* This function is non-standard and is currently not built.  It seems
  * to have been created as a reentrant version of the non-standard
  * functions getspuid.  Why getspuid was added, I do not know. */
@@ -320,10 +274,6 @@ int getspuid_r(uid_t uid, struct spwd *__restrict resultbuf,
 	return rv;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_getspuid
-
 /* This function is non-standard and is currently not built.
  * Why it was added, I do not know. */
 
@@ -337,10 +287,6 @@ struct spwd *getspuid(uid_t uid)
 	return result;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_getpwnam
-
 struct passwd *getpwnam(const char *name)
 {
 	static char buffer[PWD_BUFFER_SIZE];
@@ -351,10 +297,6 @@ struct passwd *getpwnam(const char *name)
 	return result;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_getgrnam
-
 struct group *getgrnam(const char *name)
 {
 	static char buffer[GRP_BUFFER_SIZE];
@@ -365,10 +307,6 @@ struct group *getgrnam(const char *name)
 	return result;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_getspnam
-
 struct spwd *getspnam(const char *name)
 {
 	static char buffer[PWD_BUFFER_SIZE];
@@ -379,10 +317,6 @@ struct spwd *getspnam(const char *name)
 	return result;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_getpw
-
 int getpw(uid_t uid, char *buf)
 {
 	struct passwd resultbuf;
@@ -406,10 +340,8 @@ int getpw(uid_t uid, char *buf)
 	return -1;
 }
 
-#endif
 /**********************************************************************/
 
-#if defined(L_getpwent_r) || defined(L_getgrent_r) || defined(L_getspent_r)
 #if defined CONFIG_USE_BB_THREADSAFE_SHADOW && defined PTHREAD_MUTEX_INITIALIZER
 static pthread_mutex_t mylock = PTHREAD_MUTEX_INITIALIZER;
 # define LOCK		pthread_mutex_lock(&mylock)
@@ -418,9 +350,7 @@ static pthread_mutex_t mylock = PTHREAD_MUTEX_INITIALIZER;
 # define LOCK		((void) 0)
 # define UNLOCK		((void) 0)
 #endif
-#endif
 
-#ifdef L_getpwent_r
 static FILE *pwf /*= NULL*/;
 void setpwent(void)
 {
@@ -468,10 +398,6 @@ int getpwent_r(struct passwd *__restrict resultbuf,
 	return rv;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_getgrent_r
-
 static FILE *grf /*= NULL*/;
 void setgrent(void)
 {
@@ -518,10 +444,6 @@ int getgrent_r(struct group *__restrict resultbuf,
 	return rv;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_getspent_r
-
 static FILE *spf /*= NULL*/;
 void setspent(void)
 {
@@ -567,10 +489,6 @@ int getspent_r(struct spwd *resultbuf, char *buffer,
 	return rv;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_getpwent
-
 struct passwd *getpwent(void)
 {
 	static char line_buff[PWD_BUFFER_SIZE];
@@ -581,10 +499,6 @@ struct passwd *getpwent(void)
 	return result;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_getgrent
-
 struct group *getgrent(void)
 {
 	static char line_buff[GRP_BUFFER_SIZE];
@@ -595,10 +509,6 @@ struct group *getgrent(void)
 	return result;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_getspent
-
 struct spwd *getspent(void)
 {
 	static char line_buff[PWD_BUFFER_SIZE];
@@ -609,10 +519,6 @@ struct spwd *getspent(void)
 	return result;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_sgetspent
-
 struct spwd *sgetspent(const char *string)
 {
 	static char line_buff[PWD_BUFFER_SIZE];
@@ -623,10 +529,6 @@ struct spwd *sgetspent(const char *string)
 	return result;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_initgroups
-
 int initgroups(const char *user, gid_t gid)
 {
 	FILE *grfile;
@@ -679,10 +581,6 @@ int initgroups(const char *user, gid_t gid)
 	return rv;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_putpwent
-
 int putpwent(const struct passwd *__restrict p, FILE *__restrict f)
 {
 	int rv = -1;
@@ -704,10 +602,6 @@ int putpwent(const struct passwd *__restrict p, FILE *__restrict f)
 	return rv;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_putgrent
-
 int putgrent(const struct group *__restrict p, FILE *__restrict f)
 {
 	static const char format[] = ",%s";
@@ -749,10 +643,6 @@ int putgrent(const struct group *__restrict p, FILE *__restrict f)
 	return rv;
 }
 
-#endif
-/**********************************************************************/
-#ifdef L_putspent
-
 static const unsigned char _sp_off[] = {
 	offsetof(struct spwd, sp_lstchg),	/* 2 - not a char ptr */
 	offsetof(struct spwd, sp_min),		/* 3 - not a char ptr */
@@ -799,11 +689,9 @@ DO_UNLOCK:
 	return rv;
 }
 
-#endif
 /**********************************************************************/
 /* Internal uClibc functions.					 */
 /**********************************************************************/
-#ifdef L___parsepwent
 
 static const unsigned char pw_off[] = {
 	offsetof(struct passwd, pw_name),	/* 0 */
@@ -860,9 +748,7 @@ int __parsepwent(void *data, char *line)
 	return -1;
 }
 
-#endif
 /**********************************************************************/
-#ifdef L___parsegrent
 
 static const unsigned char gr_off[] = {
 	offsetof(struct group, gr_name),	/* 0 */
@@ -958,9 +844,7 @@ int __parsegrent(void *data, char *line)
 	return -1;
 }
 
-#endif
 /**********************************************************************/
-#ifdef L___parsespent
 
 static const unsigned char sp_off[] = {
 	offsetof(struct spwd, sp_namp),		/* 0 */
@@ -1017,9 +901,7 @@ int __parsespent(void *data, char * line)
 	return EINVAL;
 }
 
-#endif
 /**********************************************************************/
-#ifdef L___pgsreader
 
 /* Reads until if EOF, or until if finds a line which fits in the buffer
  * and for which the parser function succeeds.
@@ -1084,5 +966,4 @@ int __pgsreader(int (*__parserfunc)(void *d, char *line), void *data,
 	return rv;
 }
 
-#endif
 /**********************************************************************/
diff --git a/libpwdgrp/pwd_grp_internal.c b/libpwdgrp/pwd_grp_internal.c
index 39c11f677..866ed3699 100644
--- a/libpwdgrp/pwd_grp_internal.c
+++ b/libpwdgrp/pwd_grp_internal.c
@@ -18,96 +18,45 @@
  *
  */
 
-#include <features.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <string.h>
-#include <stddef.h>
-#include <errno.h>
-#include <assert.h>
-#include <ctype.h>
-
-#include "pwd_.h"
-#include "grp_.h"
-#include "shadow_.h"
-#include "libbb.h"
-
-#ifndef _PATH_SHADOW
-#define	_PATH_SHADOW	"/etc/shadow"
-#endif
-#ifndef _PATH_PASSWD
-#define	_PATH_PASSWD	"/etc/passwd"
-#endif
-#ifndef _PATH_GROUP
-#define	_PATH_GROUP	"/etc/group"
-#endif
-
-/**********************************************************************/
-/* Sizes for statically allocated buffers. */
-
-/* If you change these values, also change _SC_GETPW_R_SIZE_MAX and
- * _SC_GETGR_R_SIZE_MAX in libc/unistd/sysconf.c to match */
-#define PWD_BUFFER_SIZE 256
-#define GRP_BUFFER_SIZE 256
-
-/**********************************************************************/
-/* Prototypes for internal functions. */
-
-extern int __parsepwent(void *pw, char *line);
-extern int __parsegrent(void *gr, char *line);
-extern int __parsespent(void *sp, char *line);
-
-extern int __pgsreader(int (*__parserfunc)(void *d, char *line), void *data,
-					   char *__restrict line_buff, size_t buflen, FILE *f);
-
-
 #ifndef GETXXKEY_R_FUNC
 #error GETXXKEY_R_FUNC is not defined!
 #endif
-/**********************************************************************/
-#ifdef GETXXKEY_R_FUNC
 
 int GETXXKEY_R_FUNC(DO_GETXXKEY_R_KEYTYPE key,
-					GETXXKEY_R_ENTTYPE *__restrict resultbuf,
-					char *__restrict buffer, size_t buflen,
-					GETXXKEY_R_ENTTYPE **__restrict result)
+				GETXXKEY_R_ENTTYPE *__restrict resultbuf,
+				char *__restrict buffer, size_t buflen,
+				GETXXKEY_R_ENTTYPE **__restrict result)
 {
 	FILE *stream;
 	int rv;
 
 	*result = NULL;
 
-	if (!(stream = fopen(DO_GETXXKEY_R_PATHNAME, "r"))) {
-		rv = errno;
-	} else {
-		do {
-			if (!(rv = __pgsreader(GETXXKEY_R_PARSER, resultbuf,
-								   buffer, buflen, stream))
-				) {
-				if (GETXXKEY_R_TEST(resultbuf)) { /* Found key? */
-					*result = resultbuf;
-					break;
-				}
-			} else {
-				if (rv == ENOENT) {	/* end-of-file encountered. */
-					rv = 0;
-				}
+	stream = fopen(DO_GETXXKEY_R_PATHNAME, "r");
+	if (!stream)
+		return errno;
+	while (1) {
+		rv = __pgsreader(GETXXKEY_R_PARSER, resultbuf, buffer, buflen, stream);
+		if (!rv) {
+			if (GETXXKEY_R_TEST(resultbuf)) { /* Found key? */
+				*result = resultbuf;
 				break;
 			}
-		} while (1);
-		fclose(stream);
+		} else {
+			if (rv == ENOENT) {	/* end-of-file encountered. */
+				rv = 0;
+			}
+			break;
+		}
 	}
+	fclose(stream);
 
 	return rv;
 }
 
-#endif
-/**********************************************************************/
 #undef GETXXKEY_R_FUNC
 #undef GETXXKEY_R_PARSER
 #undef GETXXKEY_R_ENTTYPE
 #undef GETXXKEY_R_TEST
 #undef DO_GETXXKEY_R_KEYTYPE
 #undef DO_GETXXKEY_R_PATHNAME
-