diff --git a/source/logdir.c b/source/logdir.c deleted file mode 100644 index 34a7213..0000000 --- a/source/logdir.c +++ /dev/null @@ -1,92 +0,0 @@ -/*=========================================================================== - Copyright (c) 1998-2000, The Santa Cruz Operation - All rights reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - - *Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - - *Redistributions in binary form must reproduce the above copyright notice, - this list of conditions and the following disclaimer in the documentation - and/or other materials provided with the distribution. - - *Neither name of The Santa Cruz Operation nor the names of its contributors - may be used to endorse or promote products derived from this software - without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS - IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT falseT LIMITED TO, - THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE - LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - CONSEQUENTIAL DAMAGES (INCLUDING, BUT falseT LIMITED TO, PROCUREMENT OF - SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - INTERRUPTION) - HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH - DAMAGE. - =========================================================================*/ - -/* - * logdir() - * - * This routine does not use the getpwent(3) library routine - * because the latter uses the stdio package. The allocation of - * storage in this package destroys the integrity of the shell's - * storage allocation. - */ - -#include -#include -#include "global.h" - -#define OURBUFSIZ 160 /* renamed: avoid conflict with */ - -static char line[OURBUFSIZ + 1]; - -/* Internal prototypes: */ -static char *nextfield(char *p); - -static char *nextfield(char *p) { - while(*p && *p != ':') - ++p; - if(*p) *p++ = 0; - return (p); -} - -char *logdir(char *name) { - char *p; - int i, j; - int pwf; - - /* attempt to open the password file */ - if((pwf = myopen("/etc/passwd", 0, 0)) == -1) return (0); - - /* find the matching password entry */ - do { - /* get the next line in the password file */ - i = read(pwf, line, OURBUFSIZ); - for(j = 0; j < i; j++) - if(line[j] == '\n') break; - /* return a null pointer if the whole file has been read */ - if(j >= i) return (0); - line[++j] = 0; /* terminate the line */ - (void)lseek(pwf, (long)(j - i), 1); /* point at the next line */ - p = nextfield(line); /* get the logname */ - } while(*name != *line || /* fast pretest */ - strcmp(name, line) != 0); - (void)close(pwf); - - /* skip the intervening fields */ - p = nextfield(p); - p = nextfield(p); - p = nextfield(p); - p = nextfield(p); - - /* return the login directory */ - (void)nextfield(p); - return (p); -} diff --git a/source/path.c b/source/path.c index 0d52813..6dae90b 100644 --- a/source/path.c +++ b/source/path.c @@ -34,6 +34,9 @@ #include "global.h" +#include +#include + const char *basename(const char *path) { const char *s; @@ -217,3 +220,55 @@ char *compath(char *pathname) /*FDEF*/ return (pathname); } + +static +char *nextfield(char *p) { + while(*p && *p != ':') + ++p; + if(*p) *p++ = 0; + return (p); +} + +/* + * logdir() + * + * This routine does not use the getpwent(3) library routine + * because the latter uses the stdio package. The allocation of + * storage in this package destroys the integrity of the shell's + * storage allocation. + */ +char *logdir(char *name) { + #define OURBUFSIZ 160 /* renamed: avoid conflict with */ + static char line[OURBUFSIZ + 1]; + char *p; + int i, j; + int pwf; + + /* attempt to open the password file */ + if((pwf = myopen("/etc/passwd", 0, 0)) == -1) return (0); + + /* find the matching password entry */ + do { + /* get the next line in the password file */ + i = read(pwf, line, OURBUFSIZ); + for(j = 0; j < i; j++) + if(line[j] == '\n') break; + /* return a null pointer if the whole file has been read */ + if(j >= i) return (0); + line[++j] = 0; /* terminate the line */ + (void)lseek(pwf, (long)(j - i), 1); /* point at the next line */ + p = nextfield(line); /* get the logname */ + } while(*name != *line || /* fast pretest */ + strcmp(name, line) != 0); + (void)close(pwf); + + /* skip the intervening fields */ + p = nextfield(p); + p = nextfield(p); + p = nextfield(p); + p = nextfield(p); + + /* return the login directory */ + (void)nextfield(p); + return p; +}