From af51a7a94a9548765a97f7b7ae198c849b07b050 Mon Sep 17 00:00:00 2001 From: Mystery Man Date: Fri, 7 Mar 2003 17:32:04 +0000 Subject: This commit was manufactured by cvs2svn to create tag 'V9_1_18mdk'. --- mdk-stage1/dietlibc/libcruft/entlib.c | 153 ---------------------------------- 1 file changed, 153 deletions(-) delete mode 100644 mdk-stage1/dietlibc/libcruft/entlib.c (limited to 'mdk-stage1/dietlibc/libcruft/entlib.c') diff --git a/mdk-stage1/dietlibc/libcruft/entlib.c b/mdk-stage1/dietlibc/libcruft/entlib.c deleted file mode 100644 index f88b3f057..000000000 --- a/mdk-stage1/dietlibc/libcruft/entlib.c +++ /dev/null @@ -1,153 +0,0 @@ -/* - * dietlibc/lib/entlib.c - Generic delimited-line parsing library - * - * Copyright 2001 Jeff Garzik - * - * This is a brand new implementation, based on the interface - * described in man-pages-1.34-1mdk man pages package. - */ - - -#include "entlib.h" /* this is our only include */ - - -/* - * __ent_start - * - * Allocates and zeroes the module's state structure, - * and open a handle to /etc/passwd. - * - * Returns -1 on failure and sets errno, or zero for success. - */ - -int __ent_start(const char *pathname, struct __ent_state **st_ref) -{ - struct __ent_state *st; - - if (*st_ref) - return 0; - - st = calloc(1, sizeof(*st)); - if (!st) { - errno = ENOMEM; - return -1; - } - - st->fd = open(pathname, O_RDONLY); - if (st->fd == -1) { - /* errno should have been set by open(2) */ - free(st); - st = NULL; - return -1; - } - - *st_ref = st; - return 0; -} - - -/* - * __ent_get_line - * - * Eliminates a previous line from the buffer, if any. - * Then reads in a new line from /etc/passwd, if necessary. - * - * Returns -1 on failure, or zero for success. - */ - -int __ent_get_line(struct __ent_state *st) -{ - int rc; - - /* overwrite previous line, by shifting the rest - * of the rest to the front of the buffer - */ - if (st->bufptr) { - unsigned int slop = st->buflen - st->bufptr; - memmove(st->ent_buf, &st->ent_buf[st->bufptr], slop); - st->bufptr = 0; - st->buflen = slop; - st->ent_buf[st->buflen] = 0; /* null terminate */ - } - - if (st->buflen == __ENT_BUFSIZ || strchr(st->ent_buf, '\n')) - return 0; - - rc = read(st->fd, &st->ent_buf[st->buflen], __ENT_BUFSIZ - st->buflen); - if (rc < 0) - return -1; - - st->buflen += rc; - if (st->buflen == 0) - return -1; - - return 0; -} - - -/* - * __ent_split - * - * Splits a string into parts based on a delimiter. - * Stops processing when \n is reached also. - * - * Returns -1 on failure, or zero on success. - */ - -int __ent_split(struct __ent_state *st, char **parts, - int n_parts, int delimiter, int require_exact) -{ - char *s = &st->ent_buf[st->bufptr]; - int idx = 0; - - /* empty list */ - if (!*s) { - if (!require_exact) - return 0; - return -1; - } - - /* scan through string, sticking string pointers - * into parts[] as delimiters are found - */ - parts[idx++] = s; - while (*s) { - st->bufptr++; - if (*s == '\n') { - *s = 0; /* null terminate */ - break; - } - if (*s == delimiter) { - *s = 0; /* null terminate */ - /* boundary error: too many delimiters */ - if (idx == n_parts) - return -1; - s++; - parts[idx++] = s; - } else { - s++; - } - } - - if (!require_exact) - return 0; - return (n_parts == idx) ? 0 : -1; -} - - -void __ent_set(struct __ent_state *st) -{ - if (!st) - return; - st->buflen = st->bufptr = 0; - lseek(st->fd, 0, SEEK_SET); -} - - -void __ent_end(struct __ent_state *st) -{ - if (!st) - return; - close(st->fd); - free(st); -} -- cgit v1.2.1