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Imported from ../bash-2.05a.tar.gz.

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This commit is contained in:
Jari Aalto 2001-11-13 17:56:06 +00:00
commit f73dda092b
303 changed files with 37069 additions and 28812 deletions
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59
lib/tilde/tilde.c
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@ -48,22 +48,21 @@
#include "tilde.h"
#if defined (TEST) || defined (STATIC_MALLOC)
static char *xmalloc (), *xrealloc ();
static void *xmalloc (), *xrealloc ();
#else
extern char *xmalloc __P((int));
extern char *xrealloc __P((void *, int));
# include "xmalloc.h"
#endif /* TEST || STATIC_MALLOC */
#if !defined (HAVE_GETPW_DECLS)
extern struct passwd *getpwuid __P((uid_t));
extern struct passwd *getpwnam __P((const char *));
extern struct passwd *getpwuid PARAMS((uid_t));
extern struct passwd *getpwnam PARAMS((const char *));
#endif /* !HAVE_GETPW_DECLS */
#if !defined (savestring)
# ifndef strcpy
extern char *strcpy ();
# endif
#define savestring(x) strcpy (xmalloc (1 + strlen (x)), (x))
#define savestring(x) strcpy ((char *)xmalloc (1 + strlen (x)), (x))
#endif /* !savestring */
#if !defined (NULL)
@ -77,8 +76,8 @@ extern char *strcpy ();
/* If being compiled as part of bash, these will be satisfied from
variables.o. If being compiled as part of readline, they will
be satisfied from shell.o. */
extern char *sh_get_home_dir __P((void));
extern char *sh_get_env_value __P((const char *));
extern char *sh_get_home_dir PARAMS((void));
extern char *sh_get_env_value PARAMS((const char *));
/* The default value of tilde_additional_prefixes. This is set to
whitespace preceding a tilde so that simple programs which do not
@ -114,12 +113,17 @@ char **tilde_additional_prefixes = (char **)default_prefixes;
`:' and `=~'. */
char **tilde_additional_suffixes = (char **)default_suffixes;
static int tilde_find_prefix PARAMS((const char *, int *));
static int tilde_find_suffix PARAMS((const char *));
static char *isolate_tilde_prefix PARAMS((const char *, int *));
static char *glue_prefix_and_suffix PARAMS((char *, const char *, int));
/* Find the start of a tilde expansion in STRING, and return the index of
the tilde which starts the expansion. Place the length of the text
which identified this tilde starter in LEN, excluding the tilde itself. */
static int
tilde_find_prefix (string, len)
char *string;
const char *string;
int *len;
{
register int i, j, string_len;
@ -154,7 +158,7 @@ tilde_find_prefix (string, len)
the character which ends the tilde definition. */
static int
tilde_find_suffix (string)
char *string;
const char *string;
{
register int i, j, string_len;
register char **suffixes;
@ -190,9 +194,9 @@ tilde_expand (string)
result_index = result_size = 0;
if (result = strchr (string, '~'))
result = xmalloc (result_size = (strlen (string) + 16));
result = (char *)xmalloc (result_size = (strlen (string) + 16));
else
result = xmalloc (result_size = (strlen (string) + 1));
result = (char *)xmalloc (result_size = (strlen (string) + 1));
/* Scan through STRING expanding tildes as we come to them. */
while (1)
@ -206,7 +210,7 @@ tilde_expand (string)
/* Copy the skipped text into the result. */
if ((result_index + start + 1) > result_size)
result = xrealloc (result, 1 + (result_size += (start + 20)));
result = (char *)xrealloc (result, 1 + (result_size += (start + 20)));
strncpy (result + result_index, string, start);
result_index += start;
@ -223,7 +227,7 @@ tilde_expand (string)
break;
/* Expand the entire tilde word, and copy it into RESULT. */
tilde_word = xmalloc (1 + end);
tilde_word = (char *)xmalloc (1 + end);
strncpy (tilde_word, string, end);
tilde_word[end] = '\0';
string += end;
@ -239,7 +243,7 @@ tilde_expand (string)
#endif
{
if ((result_index + len + 1) > result_size)
result = xrealloc (result, 1 + (result_size += (len + 20)));
result = (char *)xrealloc (result, 1 + (result_size += (len + 20)));
strcpy (result + result_index, expansion);
result_index += len;
@ -257,13 +261,13 @@ tilde_expand (string)
the location it points to. */
static char *
isolate_tilde_prefix (fname, lenp)
char *fname;
const char *fname;
int *lenp;
{
char *ret;
int i;
ret = xmalloc (strlen (fname));
ret = (char *)xmalloc (strlen (fname));
#if defined (__MSDOS__)
for (i = 1; fname[i] && fname[i] != '/' && fname[i] != '\\'; i++)
#else
@ -280,7 +284,8 @@ isolate_tilde_prefix (fname, lenp)
SUFFIND. */
static char *
glue_prefix_and_suffix (prefix, suffix, suffind)
char *prefix, *suffix;
char *prefix;
const char *suffix;
int suffind;
{
char *ret;
@ -288,7 +293,7 @@ glue_prefix_and_suffix (prefix, suffix, suffind)
plen = (prefix && *prefix) ? strlen (prefix) : 0;
slen = strlen (suffix + suffind);
ret = xmalloc (plen + slen + 1);
ret = (char *)xmalloc (plen + slen + 1);
if (plen)
strcpy (ret, prefix);
strcpy (ret + plen, suffix + suffind);
@ -412,28 +417,28 @@ main (argc, argv)
static void memory_error_and_abort ();
static char *
static void *
xmalloc (bytes)
int bytes;
size_t bytes;
{
char *temp = (char *)malloc (bytes);
void *temp = (char *)malloc (bytes);
if (!temp)
memory_error_and_abort ();
return (temp);
}
static char *
static void *
xrealloc (pointer, bytes)
char *pointer;
void *pointer;
int bytes;
{
char *temp;
void *temp;
if (!pointer)
temp = (char *)malloc (bytes);
temp = malloc (bytes);
else
temp = (char *)realloc (pointer, bytes);
temp = realloc (pointer, bytes);
if (!temp)
memory_error_and_abort ();