From 30e83839a6fb6ad531ded31f0647e7ccd34ac951 Mon Sep 17 00:00:00 2001
From: Panu Matilainen <pmatilai@redhat.com>
Date: Thu, 30 Aug 2007 08:59:12 +0300
Subject: [PATCH] Remove unused lib/fileutil.c rpmSyscall() was a hack from
 times before pretrans and posttrans, code is dead since long ago..

---
 lib/fileutil.c | 176 ---------------------------------------------------------
 1 file changed, 176 deletions(-)
 delete mode 100644 lib/fileutil.c

diff --git a/lib/fileutil.c b/lib/fileutil.c
deleted file mode 100644
index a98aa7a..0000000
--- a/lib/fileutil.c
+++ /dev/null
@@ -1,176 +0,0 @@
-/**
- * \file lib/fileutil.c
- */
-
-#include "system.h"
-#include <rpmlib.h>
-#include "misc.h"
-#include "debug.h"
-
-static struct {
-    const char *token;
-    int nargs;
-} cmds[] = {
-    { "mkdir",		1 },
-#define	RPMSYSCALL_MKDIR	0
-    { "rmdir",		1 },
-#define	RPMSYSCALL_RMDIR	1
-    { "mv",		-2 },
-#define	RPMSYSCALL_MV		2
-    { "symlink",	2 },
-#define	RPMSYSCALL_SYMLINK	3
-    { "S_ISLNK",	1 }
-#define	RPMSYSCALL_ISLNK	4
-};
-int ncmds = sizeof(cmds)/sizeof(cmds[0]);
-
-int rpmSyscall(const char * cmd, int noexec)
-{
-    const char ** argv = NULL;
-    int argc;
-    struct stat st;
-    int i, j;
-    int rc;
-
-    rc = (noexec)
-	? poptParseArgvString(cmd, &argc, &argv)
-	: rpmGlob(cmd, &argc, &argv);
-
-    if (rc)
-	goto exit;
-
-    /* Check: argv[0] must be known. */
-    for (i = 0; i < ncmds; i++) {
-	if (!strcmp(cmds[i].token, argv[0]))
-	    break;
-    }
-    if (i >= ncmds) {
-	rc = EPERM;
-	goto exit;
-    }
-
-    /* Check: must have exactly (or, if negative, at least) nargs. */
-    if (cmds[i].nargs >= 0 && argc != (cmds[i].nargs+1)) {
-	rc = EPERM;
-	goto exit;
-    } else if (argc < (1-cmds[i].nargs)) {
-	rc = EPERM;
-	goto exit;
-    }
-
-    /* Check: all args (except for 1st arg to symlink) must start with '/'. */
-    for (j = (i == RPMSYSCALL_SYMLINK ? 2 : 1); j < argc; j++) {
-	if (argv[j][0] != '/') {
-	    rc = EPERM;
-	    goto exit;
-	}
-    }
-
-    /* Check: parse only with 2 or more args, last arg cannot be glob. */
-    if (noexec) {
-	if (argc > 2 && Glob_pattern_p(argv[argc-1], 0)) {
-	    rc = 1;
-	    goto exit;
-	}
-	rc = 0;
-	goto exit;
-    }
-
-    /* Execute only checks below */
-
-    switch (i) {
-    case RPMSYSCALL_MKDIR:	/* mkdir */
-    {	mode_t mode = 0755;
-	rc = mkdir(argv[1], mode);
-	if (rc < 0) rc = errno;
-	if (stat(argv[1], &st) < 0) {
-	    if (rc == 0) rc = errno;
-	    goto exit;
-	}
-	if (!S_ISDIR(st.st_mode)) {
-	    if (rc == 0) rc = ENOTDIR;
-	    goto exit;
-	}
-	rc = 0;
-    }	break;
-    case RPMSYSCALL_RMDIR:	/* rmdir */
-	rc = rmdir(argv[1]);
-	if (rc < 0) rc = errno;
-	break;
-    case RPMSYSCALL_MV:		/* mv */
-    {	dev_t dev;
-	const char * fn, * bn;
-	char * t;
-	size_t bnlen;
-
-	/* Check: if more than 2 args ... */
-	if (argc > 3) {
-	    /* ... last arg must be existing directory ... */
-	    if (stat(argv[argc-1], &st) < 0) {
-		if (rc == 0) rc = errno;
-		goto exit;
-	    }
-	    if (!S_ISDIR(st.st_mode)) {
-		if (rc == 0) rc = ENOTDIR;
-		goto exit;
-	    }
-	    /* ... and other args must all be on the same device. */
-	    dev = st.st_dev;
-	    bnlen = 0;
-	    for (j = 1; j < (argc-1); j++) {
-		if (stat(argv[j], &st) < 0) {
-		    if (rc == 0) rc = errno;
-		    goto exit;
-		}
-		if (dev != st.st_dev) {
-		    if (rc == 0) rc = EXDEV;
-		    goto exit;
-		}
-		bn = strrchr(argv[j], '/');
-		if (bn) {
-		    int k = strlen(bn);
-		    if (k > bnlen) bnlen = k;
-		}
-	    }
-	    /* Everything looks OK, so do the renames. */
-	    fn = t = alloca(strlen(argv[argc-1])+2+bnlen);
-	    t = stpcpy(t, argv[argc-1]);
-	    if (t[-1] != '/') *t++ = '/';
-	    for (j = 1; j < (argc-1); j++) {
-		bn = strrchr(argv[j], '/');
-		(void) stpcpy(t, bn+1);
-		rc = rename(argv[j], fn);
-		if (rc < 0) {
-		    rc = errno;
-		    goto exit;
-		}
-	    }
-	} else { /* Otherwise exactly 2 args. */
-	    rc = rename(argv[1], argv[2]);
-	    if (rc < 0) rc = errno;
-        }
-    }	break;
-    case RPMSYSCALL_SYMLINK:	/* symlink */
-	rc = symlink(argv[1], argv[2]);
-	if (rc < 0) rc = errno;
-	break;
-    case RPMSYSCALL_ISLNK:	/* stat(2) with S_ISLNK */
-	if (stat(argv[1], &st) < 0) {
-	    if (rc == 0) rc = errno;
-	    goto exit;
-	}
-	if (S_ISLNK(st.st_mode)) {
-	    if (rc == 0) rc = EPERM;
-	    goto exit;
-	}
-	rc = 0;
-	break;
-    default:
-	rc = EPERM;
-	break;
-    }
-
-exit:
-    argv = _free(argv);
-    return rc;
-}
-- 
2.7.4