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Diffstat (limited to 'contrib/tcsh/gethost.c')
| -rw-r--r-- | contrib/tcsh/gethost.c | 344 |
1 files changed, 0 insertions, 344 deletions
diff --git a/contrib/tcsh/gethost.c b/contrib/tcsh/gethost.c deleted file mode 100644 index 236be59b7867..000000000000 --- a/contrib/tcsh/gethost.c +++ /dev/null @@ -1,344 +0,0 @@ -/* $Header: /src/pub/tcsh/gethost.c,v 1.7 1997/10/28 22:34:19 christos Exp $ */ -/* - * gethost.c: Create version file from prototype - */ -/*- - * Copyright (c) 1980, 1991 The Regents of the University of California. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University 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 REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 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 NOT 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. - */ -#include "sh.h" - -RCSID("$Id: gethost.c,v 1.7 1997/10/28 22:34:19 christos Exp $") - -#ifdef SCO -# define perror __perror -# define rename __rename -# define getopt __getopt -# define system __system -#endif -#include <stdio.h> -#ifdef SCO -# undef perror -# undef rename -# undef getopt -# undef system -#endif - -#include <ctype.h> - -/* Some people don't bother to declare these */ -#if defined(SUNOS4) || defined(ibm032) -extern int fprintf(); -extern int fclose(); -#endif /* SUNOS4 || ibm032 */ - -#define ISSPACE(p) (isspace((unsigned char) (p)) && (p) != '\n') - -/* - * We cannot do that, because some compilers like #line and others - * like # <lineno> - * #define LINEDIRECTIVE - */ - -static const char *keyword[] = -{ - "vendor", -#define T_VENDOR 0 - "hosttype", -#define T_HOSTTYPE 1 - "machtype", -#define T_MACHTYPE 2 - "ostype", -#define T_OSTYPE 3 - "newdef", -#define T_NEWDEF 4 - "enddef", -#define T_ENDDEF 5 - "newcode", -#define T_NEWCODE 6 - "endcode", -#define T_ENDCODE 7 - "comment", -#define T_COMMENT 8 - "macro", -#define T_MACRO 9 - NULL -#define T_NONE 10 -}; - -#define S_DISCARD 0 -#define S_COMMENT 1 -#define S_CODE 2 -#define S_KEYWORD 3 - -static int findtoken __P((char *)); -static char *gettoken __P((char **, char *)); - -int main __P((int, char *[])); - -/* findtoken(): - * Return the token number of the given token - */ -static int -findtoken(ptr) - char *ptr; -{ - int i; - - if (ptr == NULL || *ptr == '\0') - return T_NONE; - - for (i = 0; keyword[i] != NULL; i++) - if (strcmp(keyword[i], ptr) == 0) - return i; - - return T_NONE; -} - - -/* gettoken(): - * Get : delimited token and remove leading/trailing blanks/newlines - */ -static char * -gettoken(pptr, token) - char **pptr; - char *token; -{ - char *ptr = *pptr; - char *tok = token; - - for (; *ptr && ISSPACE(*ptr); ptr++) - continue; - - for (; *ptr && *ptr != ':'; *tok++ = *ptr++) - continue; - - if (*ptr == ':') - ptr++; - else - tok--; - - for (tok--; tok >= token && *tok && ISSPACE(*tok); tok--) - continue; - - *++tok = '\0'; - - *pptr = ptr; - return token; -} - - -int -main(argc, argv) - int argc; - char *argv[]; -{ - char line[INBUFSIZE]; - char *pname; - char *fname = "stdin"; - char *ptr, *tok; - char defs[INBUFSIZE]; - char stmt[INBUFSIZE]; - FILE *fp = stdin; - int lineno = 0; - int inprocess = 0; - int token, state; - int errs = 0; - - if ((pname = strrchr(argv[0], '/')) == NULL) - pname = argv[0]; - else - pname++; - - if (argc > 2) { - (void) fprintf(stderr, "Usage: %s [<filename>]\n", pname); - return 1; - } - - if (argc == 2) - if ((fp = fopen(fname = argv[1], "r")) == NULL) { - (void) fprintf(stderr, "%s: Cannot open `%s'\n", pname, fname); - return 1; - } - - state = S_DISCARD; - - while ((ptr = fgets(line, sizeof(line), fp)) != NULL) { - lineno++; - switch (token = findtoken(gettoken(&ptr, defs))) { - case T_NEWCODE: - state = S_CODE; - break; - - case T_ENDCODE: - state = S_DISCARD; - break; - - case T_COMMENT: - state = S_COMMENT; - break; - - case T_NEWDEF: - state = S_KEYWORD; - break; - - case T_ENDDEF: - state = S_DISCARD; - break; - - case T_VENDOR: - state = S_KEYWORD; - break; - - case T_HOSTTYPE: - state = S_KEYWORD; - break; - - case T_MACHTYPE: - state = S_KEYWORD; - break; - - case T_OSTYPE: - state = S_KEYWORD; - break; - - case T_MACRO: - if (gettoken(&ptr, defs) == NULL) { - (void) fprintf(stderr, "%s: \"%s\", %d: Missing macro name\n", - pname, fname, lineno); - break; - } - if (gettoken(&ptr, stmt) == NULL) { - (void) fprintf(stderr, "%s: \"%s\", %d: Missing macro body\n", - pname, fname, lineno); - break; - } - (void) fprintf(stdout, "\n#if %s\n# define %s\n#endif\n\n", stmt, - defs); - break; - - case T_NONE: - if (state != S_CODE && defs && *defs != '\0') { - (void) fprintf(stderr, "%s: \"%s\", %d: Discarded\n", - pname, fname, lineno); - if (++errs == 30) { - (void) fprintf(stderr, "%s: Too many errors\n", pname); - return 1; - } - break; - } - (void) fprintf(stdout, "%s", line); - break; - - default: - (void) fprintf(stderr, "%s: \"%s\", %d: Unexpected token\n", - pname, fname, lineno); - return 1; - } - - switch (state) { - case S_DISCARD: - if (inprocess) { - inprocess = 0; - (void) fprintf(stdout, "#endif\n"); - } - break; - - case S_KEYWORD: - tok = gettoken(&ptr, defs); - if (token == T_NEWDEF) { - if (inprocess) { - (void) fprintf(stderr, "%s: \"%s\", %d: Missing enddef\n", - pname, fname, lineno); - return 1; - } - if (tok == NULL) { - (void) fprintf(stderr, "%s: \"%s\", %d: No defs\n", - pname, fname, lineno); - return 1; - } - (void) fprintf(stdout, "\n\n"); -#ifdef LINEDIRECTIVE - (void) fprintf(stdout, "# %d \"%s\"\n", lineno + 1, fname); -#endif /* LINEDIRECTIVE */ - (void) fprintf(stdout, "#if %s\n", defs); - inprocess = 1; - } - else { - if (tok && *tok) - (void) fprintf(stdout, "# if (%s) && !defined(_%s_)\n", - defs, keyword[token]); - else - (void) fprintf(stdout, "# if !defined(_%s_)\n", - keyword[token]); - - if (gettoken(&ptr, stmt) == NULL) { - (void) fprintf(stderr, "%s: \"%s\", %d: No statement\n", - pname, fname, lineno); - return 1; - } - (void) fprintf(stdout, "# define _%s_\n", keyword[token]); - (void) fprintf(stdout, " %s = %s;\n", keyword[token], stmt); - (void) fprintf(stdout, "# endif\n"); - } - break; - - case S_COMMENT: - if (gettoken(&ptr, defs)) - (void) fprintf(stdout, " /* %s */\n", defs); - break; - - case S_CODE: - if (token == T_NEWCODE) { -#ifdef LINEDIRECTIVE - (void) fprintf(stdout, "# %d \"%s\"\n", lineno + 1, fname); -#endif /* LINEDIRECTIVE */ - } - break; - - default: - (void) fprintf(stderr, "%s: \"%s\", %d: Unexpected state\n", - pname, fname, lineno); - return 1; - } - } - - if (inprocess) { - (void) fprintf(stderr, "%s: \"%s\", %d: Missing enddef\n", - pname, fname, lineno); - return 1; - } - - if (fp != stdin) - (void) fclose(fp); - - return 0; -} |