summaryrefslogtreecommitdiff
path: root/libc/misc/wordexp/wordexp.c
diff options
context:
space:
mode:
Diffstat (limited to 'libc/misc/wordexp/wordexp.c')
-rw-r--r--libc/misc/wordexp/wordexp.c136
1 files changed, 74 insertions, 62 deletions
diff --git a/libc/misc/wordexp/wordexp.c b/libc/misc/wordexp/wordexp.c
index a91e64e3c..70d43e1e1 100644
--- a/libc/misc/wordexp/wordexp.c
+++ b/libc/misc/wordexp/wordexp.c
@@ -19,25 +19,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
-#define mempcpy __mempcpy
-#define stpcpy __stpcpy
-#define strndup __strndup
-#define strspn __strspn
-#define strcspn __strcspn
-#define setenv __setenv
-#define unsetenv __unsetenv
-#define waitpid __waitpid
-#define kill __kill
-#define getuid __getuid
-#define getpwnam_r __getpwnam_r
-#define getpwuid_r __getpwuid_r
-#define execve __execve
-#define dup2 __dup2
-#define atoi __atoi
-#define fnmatch __fnmatch
-#define pipe __pipe
-#define fork __fork
-
#define _GNU_SOURCE
#include <features.h>
#include <sys/types.h>
@@ -55,6 +36,37 @@
#include <glob.h>
#include <wordexp.h>
+libc_hidden_proto(mempcpy)
+libc_hidden_proto(stpcpy)
+libc_hidden_proto(strchr)
+libc_hidden_proto(strcpy)
+libc_hidden_proto(strdup)
+libc_hidden_proto(strlen)
+libc_hidden_proto(strndup)
+libc_hidden_proto(strspn)
+libc_hidden_proto(strcspn)
+libc_hidden_proto(setenv)
+libc_hidden_proto(unsetenv)
+libc_hidden_proto(waitpid)
+libc_hidden_proto(kill)
+libc_hidden_proto(getuid)
+libc_hidden_proto(getpwnam_r)
+libc_hidden_proto(getpwuid_r)
+libc_hidden_proto(execve)
+libc_hidden_proto(dup2)
+libc_hidden_proto(atoi)
+libc_hidden_proto(fnmatch)
+libc_hidden_proto(pipe)
+libc_hidden_proto(fork)
+libc_hidden_proto(open)
+libc_hidden_proto(close)
+libc_hidden_proto(read)
+libc_hidden_proto(getenv)
+libc_hidden_proto(getpid)
+libc_hidden_proto(sprintf)
+libc_hidden_proto(fprintf)
+libc_hidden_proto(abort)
+
extern void __wordfree (wordexp_t *__wordexp) __THROW attribute_hidden;
extern int __glob (__const char *__restrict __pattern, int __flags,
int (*__errfunc) (__const char *, int),
@@ -155,7 +167,7 @@ static char *w_addstr(char *buffer, size_t * actlen, size_t * maxlen,
{
size_t len;
assert(str != NULL); /* w_addstr only called from this file */
- len = __strlen(str);
+ len = strlen(str);
return w_addmem(buffer, actlen, maxlen, str, len);
}
@@ -170,7 +182,7 @@ static int w_addword(wordexp_t * pwordexp, char *word)
* the caller sees them.
*/
if (word == NULL) {
- word = __strdup("");
+ word = strdup("");
if (word == NULL)
goto no_space;
}
@@ -272,7 +284,7 @@ parse_tilde(char **word, size_t * word_length, size_t * max_length,
if (*word_length != 0) {
if (!((*word)[*word_length - 1] == '=' && wordc == 0)) {
if (!((*word)[*word_length - 1] == ':'
- && __strchr(*word, '=') && wordc == 0)) {
+ && strchr(*word, '=') && wordc == 0)) {
*word = w_addchar(*word, word_length, max_length, '~');
return *word ? 0 : WRDE_NOSPACE;
}
@@ -303,7 +315,7 @@ parse_tilde(char **word, size_t * word_length, size_t * max_length,
results are unspecified. We do a lookup on the uid if
HOME is unset. */
- home = __getenv("HOME");
+ home = getenv("HOME");
if (home != NULL) {
*word = w_addstr(*word, word_length, max_length, home);
if (*word == NULL)
@@ -397,7 +409,7 @@ do_parse_glob(const char *glob_word, char **word, size_t * word_length,
}
for (match = 0; match < globbuf.gl_pathc; ++match) {
- char *matching_word = __strdup(globbuf.gl_pathv[match]);
+ char *matching_word = strdup(globbuf.gl_pathv[match]);
if (matching_word == NULL || w_addword(pwordexp, matching_word)) {
__globfree(&globbuf);
@@ -424,8 +436,8 @@ parse_glob(char **word, size_t * word_length, size_t * max_length,
glob_list.we_wordv = NULL;
glob_list.we_offs = 0;
for (; words[*offset] != '\0'; ++*offset) {
- if ((ifs && __strchr(ifs, words[*offset])) ||
- (!ifs && __strchr(" \t\n", words[*offset])))
+ if ((ifs && strchr(ifs, words[*offset])) ||
+ (!ifs && strchr(" \t\n", words[*offset])))
/* Reached IFS */
break;
@@ -515,7 +527,7 @@ static int eval_expr(char *expr, long int *result);
static char *_itoa(unsigned long long int value, char *buflim)
{
- __sprintf(buflim, "%llu", value);
+ sprintf(buflim, "%llu", value);
return buflim;
}
@@ -782,24 +794,24 @@ exec_comm_child(char *comm, int *fildes, int showerr, int noexec)
/* Redirect output. */
dup2(fildes[1], 1);
- __close(fildes[1]);
+ close(fildes[1]);
/* Redirect stderr to /dev/null if we have to. */
if (showerr == 0) {
int fd;
- __close(2);
- fd = __open(_PATH_DEVNULL, O_WRONLY);
+ close(2);
+ fd = open(_PATH_DEVNULL, O_WRONLY);
if (fd >= 0 && fd != 2) {
dup2(fd, 2);
- __close(fd);
+ close(fd);
}
}
/* Make sure the subshell doesn't field-split on our behalf. */
unsetenv("IFS");
- __close(fildes[0]);
+ close(fildes[0]);
execve(_PATH_BSHELL, (char *const *) args, __environ);
/* Bad. What now? */
@@ -832,8 +844,8 @@ exec_comm(char *comm, char **word, size_t * word_length,
if ((pid = fork()) < 0) {
/* Bad */
- __close(fildes[0]);
- __close(fildes[1]);
+ close(fildes[0]);
+ close(fildes[1]);
return WRDE_NOSPACE;
}
@@ -842,17 +854,17 @@ exec_comm(char *comm, char **word, size_t * word_length,
/* Parent */
- __close(fildes[1]);
+ close(fildes[1]);
buffer = alloca(bufsize);
if (!pwordexp)
/* Quoted - no field splitting */
{
while (1) {
- if ((buflen = __read(fildes[0], buffer, bufsize)) < 1) {
+ if ((buflen = read(fildes[0], buffer, bufsize)) < 1) {
if (waitpid(pid, &status, WNOHANG) == 0)
continue;
- if ((buflen = __read(fildes[0], buffer, bufsize)) < 1)
+ if ((buflen = read(fildes[0], buffer, bufsize)) < 1)
break;
}
@@ -875,17 +887,17 @@ exec_comm(char *comm, char **word, size_t * word_length,
*/
while (1) {
- if ((buflen = __read(fildes[0], buffer, bufsize)) < 1) {
+ if ((buflen = read(fildes[0], buffer, bufsize)) < 1) {
if (waitpid(pid, &status, WNOHANG) == 0)
continue;
- if ((buflen = __read(fildes[0], buffer, bufsize)) < 1)
+ if ((buflen = read(fildes[0], buffer, bufsize)) < 1)
break;
}
for (i = 0; i < buflen; ++i) {
- if (__strchr(ifs, buffer[i]) != NULL) {
+ if (strchr(ifs, buffer[i]) != NULL) {
/* Current character is IFS */
- if (__strchr(ifs_white, buffer[i]) == NULL) {
+ if (strchr(ifs_white, buffer[i]) == NULL) {
/* Current character is IFS but not whitespace */
if (copying == 2) {
/* current character
@@ -979,7 +991,7 @@ exec_comm(char *comm, char **word, size_t * word_length,
}
}
- __close(fildes[0]);
+ close(fildes[0]);
/* Check for syntax error (re-execute but with "-n" flag) */
if (buflen < 1 && status != 0) {
@@ -1002,7 +1014,7 @@ exec_comm(char *comm, char **word, size_t * word_length,
no_space:
kill(pid, SIGKILL);
waitpid(pid, NULL, 0);
- __close(fildes[0]);
+ close(fildes[0]);
return WRDE_NOSPACE;
}
@@ -1201,7 +1213,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
goto envsubst;
}
while (isdigit(words[++*offset]));
- } else if (__strchr("*@$", words[*offset]) != NULL) {
+ } else if (strchr("*@$", words[*offset]) != NULL) {
/* Special parameter. */
special = 1;
env = w_addchar(env, &env_length, &env_maxlen, words[*offset]);
@@ -1237,7 +1249,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
break;
case ':':
- if (__strchr("-=?+", words[1 + *offset]) == NULL)
+ if (strchr("-=?+", words[1 + *offset]) == NULL)
goto syntax;
colon_seen = 1;
@@ -1348,7 +1360,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
/* Is it `$$'? */
if (*env == '$') {
buffer[20] = '\0';
- value = _itoa(__getpid(), &buffer[20]);
+ value = _itoa(getpid(), &buffer[20]);
}
/* Is it `${#*}' or `${#@}'? */
else if ((*env == '*' || *env == '@') && seen_hash) {
@@ -1369,7 +1381,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
/* Build up value parameter by parameter (copy them) */
for (p = 1; __libc_argv[p]; ++p)
- plist_len += __strlen(__libc_argv[p]) + 1; /* for space */
+ plist_len += strlen(__libc_argv[p]) + 1; /* for space */
value = malloc(plist_len);
if (value == NULL)
goto no_space;
@@ -1399,7 +1411,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
goto no_space;
for (p = 2; __libc_argv[p + 1]; p++) {
- char *newword = __strdup(__libc_argv[p]);
+ char *newword = strdup(__libc_argv[p]);
if (newword == NULL || w_addword(pwordexp, newword))
goto no_space;
@@ -1415,7 +1427,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
}
}
} else
- value = __getenv(env);
+ value = getenv(env);
if (value == NULL && (flags & WRDE_UNDEF)) {
/* Variable not defined. */
@@ -1579,7 +1591,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
if (value == NULL || pattern == NULL || *pattern == '\0')
break;
- end = value + __strlen(value);
+ end = value + strlen(value);
switch (action) {
case ACT_RP_SHORT_LEFT:
@@ -1589,7 +1601,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
if (fnmatch(pattern, value, 0) != FNM_NOMATCH) {
*p = c;
if (free_value) {
- char *newval = __strdup(p);
+ char *newval = strdup(p);
if (newval == NULL) {
free(value);
@@ -1613,7 +1625,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
if (fnmatch(pattern, value, 0) != FNM_NOMATCH) {
*p = c;
if (free_value) {
- char *newval = __strdup(p);
+ char *newval = strdup(p);
if (newval == NULL) {
free(value);
@@ -1717,7 +1729,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
/* Substitute NULL */
goto success;
- value = pattern ? __strdup(pattern) : pattern;
+ value = pattern ? strdup(pattern) : pattern;
free_value = 1;
if (pattern && !value)
@@ -1730,7 +1742,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
if (free_value && value)
free(value);
- value = pattern ? __strdup(pattern) : pattern;
+ value = pattern ? strdup(pattern) : pattern;
free_value = 1;
if (pattern && !value)
@@ -1759,7 +1771,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
if (free_value && value)
free(value);
- value = pattern ? __strdup(pattern) : pattern;
+ value = pattern ? strdup(pattern) : pattern;
free_value = 1;
if (pattern && !value)
@@ -1783,7 +1795,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
param_length[20] = '\0';
*word = w_addstr(*word, word_length, max_length,
- _itoa(value ? __strlen(value) : 0,
+ _itoa(value ? strlen(value) : 0,
&param_length[20]));
if (free_value) {
assert(value != NULL);
@@ -1805,7 +1817,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
return *word ? 0 : WRDE_NOSPACE;
} else {
/* Need to field-split */
- char *value_copy = __strdup(value); /* Don't modify value */
+ char *value_copy = strdup(value); /* Don't modify value */
char *field_begin = value_copy;
int seen_nonws_ifs = 0;
@@ -1845,7 +1857,7 @@ parse_param(char **word, size_t * word_length, size_t * max_length,
/* Skip at most one non-whitespace IFS character after the field */
seen_nonws_ifs = 0;
- if (*next_field && __strchr(ifs, *next_field)) {
+ if (*next_field && strchr(ifs, *next_field)) {
seen_nonws_ifs = 1;
next_field++;
}
@@ -2088,11 +2100,11 @@ int wordexp(const char *words, wordexp_t * we, int flags)
/* Find out what the field separators are.
* There are two types: whitespace and non-whitespace.
*/
- ifs = __getenv("IFS");
+ ifs = getenv("IFS");
if (!ifs)
/* IFS unset - use <space><tab><newline>. */
- ifs = __strcpy(ifs_white, " \t\n");
+ ifs = strcpy(ifs_white, " \t\n");
else {
char *ifsch = ifs;
char *whch = ifs_white;
@@ -2211,11 +2223,11 @@ int wordexp(const char *words, wordexp_t * we, int flags)
default:
/* Is it a word separator? */
- if (__strchr(" \t", words[words_offset]) == NULL) {
+ if (strchr(" \t", words[words_offset]) == NULL) {
char ch = words[words_offset];
/* Not a word separator -- but is it a valid word char? */
- if (__strchr("\n|&;<>(){}", ch)) {
+ if (strchr("\n|&;<>(){}", ch)) {
/* Fail */
error = WRDE_BADCHAR;
goto do_error;
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-27 18:12:42 +0000