extern char *malloc (), *realloc ();
extern char *getenv ();
-extern char *index (), *rindex ();
extern char *strcpy (), *strncpy ();
extern int strcmp ();
-#ifdef hpux
-#define NEED_INDEX 1
-#define NEED_RINDEX 1
-#endif
+char *etags_index (), *etags_rindex ();
+char *savenstr ();
/* Define the symbol ETAGS to make the program "etags",
which makes emacs-style tag tables by default.
struct stat stat_buf;
stat (file, &stat_buf);
- if (!(stat_buf.st_mode & S_IFREG) || !(stat_buf.st_mode & S_IFLNK))
+ if (!(stat_buf.st_mode & S_IFREG)
+#ifdef S_IFLNK
+ || !(stat_buf.st_mode & S_IFLNK)
+#endif
+ )
{
fprintf (stderr, "Skipping %s: it is not a regular file.\n", file);
return;
}
if (emacs_tags_format)
{
- char *cp = rindex (file, '/');
+ char *cp = etags_rindex (file, '/');
if (cp)
++cp;
else
return;
}
curfile = savestr (file);
- cp = rindex (file, '.');
+ cp = etags_rindex (file, '.');
header_file = (cp && (streq (cp + 1, "h")));
/* If ctags mode, change name "main" to M<thisfilename>. */
if (!emacs_tags_format && !cxref_style && streq (name, "main"))
{
- fp = rindex (curfile, '/');
+ fp = etags_rindex (curfile, '/');
name = concat ("M", fp == 0 ? curfile : fp + 1, "");
- fp = rindex (name, '.');
+ fp = etags_rindex (name, '.');
if (fp && fp[1] != '\0' && fp[2] == '\0')
*fp = 0;
rewritten = TRUE;
if (tail ("subroutine"))
getit ();
continue;
+ case 'e':
+ if (tail ("entry"))
+ getit ();
+ continue;
case 'p':
if (tail ("program"))
{
TEX_toktab = TEX_decode_env ("TEXTAGS", TEX_defenv);
while (!feof (fi))
- {
+ { /* Scan each line in file */
lineno++;
linecharno = charno;
charno += readline (&lb, fi);
dbp = lb.buffer;
lasthit = dbp;
+ while (dbp = etags_index (dbp, TEX_esc)) /* Look at each escape in line */
+ {
+ register int i;
- while (!feof (fi))
- { /* Scan each line in file */
- lineno++;
- linecharno = charno;
- charno += readline (&lb, fi);
- dbp = lb.buffer;
+ if (!*(++dbp))
+ break;
+ linecharno += dbp - lasthit;
lasthit = dbp;
- while (dbp = index (dbp, TEX_esc)) /* Look at each escape in line */
+ i = TEX_Token (lasthit);
+ if (0 <= i)
{
- register int i;
-
- if (!*(++dbp))
- break;
- linecharno += dbp - lasthit;
- lasthit = dbp;
- i = TEX_Token (lasthit);
- if (0 <= i)
- {
- TEX_getit (lasthit, TEX_toktab[i].len);
- break; /* We only save a line once */
- }
+ TEX_getit (lasthit, TEX_toktab[i].len);
+ break; /* We only save a line once */
}
}
}
char *defenv;
{
register char *env, *p;
- extern char *savenstr (), *index ();
struct TEX_tabent *tab;
int size, i;
/* Allocate a token table */
for (size = 1, p = env; p;)
- if ((p = index (p, ':')) && *(++p))
+ if ((p = etags_index (p, ':')) && *(++p))
size++;
- tab = xnew (size, struct TEX_tabent);
+ /* Add 1 to leave room for null terminator. */
+ tab = xnew (size + 1, struct TEX_tabent);
/* Unpack environment string into token table. Be careful about */
/* zero-length strings (leading ':', "::" and trailing ':') */
for (i = 0; *env;)
{
- p = index (env, ':');
+ p = etags_index (env, ':');
if (!p) /* End of environment string. */
p = env + strlen (env);
if (p - env > 0)
}
/* If the text at CP matches one of the tag-defining TeX command names,
- return the index of that command in TEX_toktab.
+ return the etags_index of that command in TEX_toktab.
Otherwise return -1. */
/* Keep the capital `T' in `Token' for dumb truncating compilers
char *sub;
char *s;
{
- while (*s && (s = index (s, *sub)))
+ while (*s && (s = etags_index (s, *sub)))
if (prestr (sub, s))
return (TRUE);
else
return dp;
}
-#ifdef NEED_RINDEX
/*
* Return the ptr in sp at which the character c last
* appears; NULL if not found
*/
char *
-rindex (sp, c)
+etags_rindex (sp, c)
register char *sp, c;
{
register char *r;
} while (*sp++);
return (r);
}
-#endif /* not NEED_RINDEX */
-#ifdef NEED_INDEX
/*
* Return the ptr in sp at which the character c first
* appears; NULL if not found
*/
char *
-index (sp, c)
+etags_index (sp, c)
register char *sp, c;
{
do
return (NULL);
}
-#endif /* not NEED_INDEX */
-
/* Print error message and exit. */
/* VARARGS1 */