2 * Copyright (c) 1987, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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9 * notice, this list of conditions and the following disclaimer.
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11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
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33 * @(#)fortran.c 8.3 (Berkeley) 4/2/94
34 * $FreeBSD: src/usr.bin/ctags/fortran.c,v 1.3.6.2 2002/07/30 00:55:07 tjr Exp $
35 * $DragonFly: src/usr.bin/ctags/fortran.c,v 1.3 2003/10/02 17:42:27 hmp Exp $
45 static void takeprec(void);
47 char *lbp; /* line buffer pointer */
52 bool pfcnt; /* pascal/fortran functions found */
57 lineftell = ftell(inf);
58 if (!fgets(lbuf, sizeof(lbuf), inf))
62 if (*lbp == '%') /* Ratfor escape to fortran */
64 for (; isspace(*lbp); ++lbp)
68 switch (*lbp | ' ') { /* convert to lower-case */
70 if (cicmp("complex") || cicmp("character"))
74 if (cicmp("double")) {
75 for (; isspace(*lbp); ++lbp)
79 if (cicmp("precision"))
97 for (; isspace(*lbp); ++lbp)
101 switch (*lbp | ' ') {
103 if (cicmp("function"))
107 if (cicmp("program") || cicmp("procedure"))
111 if (cicmp("subroutine"))
116 for (; isspace(*lbp); ++lbp)
120 for (cp = lbp + 1; *cp && intoken(*cp); ++cp)
125 (void)strlcpy(tok, lbp, sizeof(tok)); /* possible trunc */
126 getline(); /* process line for ex(1) */
135 * do case-independent strcmp
138 cicmp(const char *cp)
143 for (len = 0, bp = lbp; *cp && (*cp &~ ' ') == (*bp++ &~ ' ');
156 for (; isspace(*lbp); ++lbp)
159 for (++lbp; isspace(*lbp); ++lbp)
162 --lbp; /* force failure */
164 while (isdigit(*++lbp))