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-rw-r--r--libc/stdlib/.indent.pro33
-rw-r--r--libc/stdlib/Makefile11
-rw-r--r--libc/stdlib/atexit.c108
-rw-r--r--libc/stdlib/bsearch.c56
-rw-r--r--libc/stdlib/getenv.c32
-rw-r--r--libc/stdlib/malloc-simple/.indent.pro33
-rw-r--r--libc/stdlib/malloc-simple/Makefile46
-rw-r--r--libc/stdlib/malloc-simple/alloc.c106
-rw-r--r--libc/stdlib/malloc/Makefile17
-rw-r--r--libc/stdlib/malloc/alloc.c48
-rw-r--r--libc/stdlib/mkstemp.c28
-rw-r--r--libc/stdlib/mktemp.c24
-rw-r--r--libc/stdlib/putenv.c103
-rw-r--r--libc/stdlib/qsort.c225
-rw-r--r--libc/stdlib/rand.c24
-rw-r--r--libc/stdlib/realpath.c30
-rw-r--r--libc/stdlib/setenv.c122
-rw-r--r--libc/stdlib/strtod.c113
-rw-r--r--libc/stdlib/system.c80
19 files changed, 736 insertions, 503 deletions
diff --git a/libc/stdlib/.indent.pro b/libc/stdlib/.indent.pro
new file mode 100644
index 000000000..492ecf1c7
--- /dev/null
+++ b/libc/stdlib/.indent.pro
@@ -0,0 +1,33 @@
+--blank-lines-after-declarations
+--blank-lines-after-procedures
+--break-before-boolean-operator
+--no-blank-lines-after-commas
+--braces-on-if-line
+--braces-on-struct-decl-line
+--comment-indentation25
+--declaration-comment-column25
+--no-comment-delimiters-on-blank-lines
+--cuddle-else
+--continuation-indentation4
+--case-indentation0
+--else-endif-column33
+--space-after-cast
+--line-comments-indentation0
+--declaration-indentation1
+--dont-format-first-column-comments
+--dont-format-comments
+--honour-newlines
+--indent-level4
+/* changed from 0 to 4 */
+--parameter-indentation4
+--line-length78 /* changed from 75 */
+--continue-at-parentheses
+--no-space-after-function-call-names
+--dont-break-procedure-type
+--dont-star-comments
+--leave-optional-blank-lines
+--dont-space-special-semicolon
+--tab-size4
+/* additions by Mark */
+--case-brace-indentation0
+--leave-preprocessor-space
diff --git a/libc/stdlib/Makefile b/libc/stdlib/Makefile
index 14ebec492..da402be6c 100644
--- a/libc/stdlib/Makefile
+++ b/libc/stdlib/Makefile
@@ -35,12 +35,15 @@ CSRC=atoi.c atol.c ltoa.c ltostr.c ctype.c qsort.c bsearch.c rand.c lsearch.c \
mkstemp.c mktemp.c realpath.c getenv.c putenv.c popen.c system.c \
getcwd.c setenv.c execl.c execv.c execlp.c execvp.c execvep.c
COBJS=$(patsubst %.c,%.o, $(CSRC))
+OBJS=$(MOBJ) $(MOBJ2) $(COBJS)
-all: $(MOBJ) $(MOBJ2) $(COBJS) $(LIBC)
+all: $(OBJS) $(LIBC)
-$(LIBC): $(MOBJ) $(MOBJ2) $(COBJS)
- $(AR) $(ARFLAGS) $(LIBC) $(MOBJ) $(MOBJ2) $(COBJS)
+$(LIBC): ar-target
+
+ar-target: $(OBJS)
+ $(AR) $(ARFLAGS) $(LIBC) $(OBJS)
$(MOBJ): $(MSRC)
$(CC) $(CFLAGS) -DL_$* $< -c -o $*.o
@@ -48,6 +51,8 @@ $(MOBJ): $(MSRC)
$(MOBJ2): $(MSRC2)
$(CC) $(CFLAGS) -DL_$* $< -c -o $*.o
+$(OBJ): Makefile
+
clean:
rm -f *.[oa] *~ core
diff --git a/libc/stdlib/atexit.c b/libc/stdlib/atexit.c
index 7c6a03af8..1c164ff86 100644
--- a/libc/stdlib/atexit.c
+++ b/libc/stdlib/atexit.c
@@ -14,20 +14,18 @@
#include <errno.h>
/* ATEXIT.H */
-#define MAXONEXIT 20 /* AIUI Posix requires 10 */
+#define MAXONEXIT 20 /* AIUI Posix requires 10 */
typedef void (*vfuncp) ();
extern vfuncp __cleanup;
extern void __do_exit();
-extern void _exit __P ((int __status)) __attribute__ ((__noreturn__));
+extern void _exit __P((int __status)) __attribute__ ((__noreturn__));
-extern struct exit_table
-{
- vfuncp called;
- void *argument;
-}
-__on_exit_table[MAXONEXIT];
+extern struct exit_table {
+ vfuncp called;
+ void *argument;
+} __on_exit_table[MAXONEXIT];
extern int __on_exit_count;
@@ -36,83 +34,75 @@ extern int __on_exit_count;
#ifdef L_atexit
vfuncp __cleanup;
-int
-atexit(ptr)
+int atexit(ptr)
vfuncp ptr;
{
- if( __on_exit_count < 0 || __on_exit_count >= MAXONEXIT)
- {
- errno = ENOMEM;
- return -1;
- }
- __cleanup = __do_exit;
- if( ptr )
- {
- __on_exit_table[__on_exit_count].called = ptr;
- __on_exit_table[__on_exit_count].argument = 0;
- __on_exit_count++;
- }
- return 0;
+ if (__on_exit_count < 0 || __on_exit_count >= MAXONEXIT) {
+ errno = ENOMEM;
+ return -1;
+ }
+ __cleanup = __do_exit;
+ if (ptr) {
+ __on_exit_table[__on_exit_count].called = ptr;
+ __on_exit_table[__on_exit_count].argument = 0;
+ __on_exit_count++;
+ }
+ return 0;
}
#endif
#ifdef L_on_exit
-int
-on_exit(ptr, arg)
+int on_exit(ptr, arg)
vfuncp ptr;
void *arg;
{
- if( __on_exit_count < 0 || __on_exit_count >= MAXONEXIT)
- {
- errno = ENOMEM;
- return -1;
- }
- __cleanup = __do_exit;
- if( ptr )
- {
- __on_exit_table[__on_exit_count].called = ptr;
- __on_exit_table[__on_exit_count].argument = arg;
- __on_exit_count++;
- }
- return 0;
+ if (__on_exit_count < 0 || __on_exit_count >= MAXONEXIT) {
+ errno = ENOMEM;
+ return -1;
+ }
+ __cleanup = __do_exit;
+ if (ptr) {
+ __on_exit_table[__on_exit_count].called = ptr;
+ __on_exit_table[__on_exit_count].argument = arg;
+ __on_exit_count++;
+ }
+ return 0;
}
#endif
#ifdef L___do_exit
-int __on_exit_count = 0;
+int __on_exit_count = 0;
struct exit_table __on_exit_table[MAXONEXIT];
-void
-__do_exit(rv)
-int rv;
+void __do_exit(rv)
+int rv;
{
- register int count = __on_exit_count-1;
- register vfuncp ptr;
- __on_exit_count = -1; /* ensure no more will be added */
- __cleanup = 0; /* Calling exit won't re-do this */
-
- /* In reverse order */
- for (; count >= 0; count--)
- {
- ptr = __on_exit_table[count].called;
- (*ptr) (rv, __on_exit_table[count].argument);
- }
+ register int count = __on_exit_count - 1;
+ register vfuncp ptr;
+
+ __on_exit_count = -1; /* ensure no more will be added */
+ __cleanup = 0; /* Calling exit won't re-do this */
+
+ /* In reverse order */
+ for (; count >= 0; count--) {
+ ptr = __on_exit_table[count].called;
+ (*ptr) (rv, __on_exit_table[count].argument);
+ }
}
#endif
#ifdef L_exit
-void
-exit(rv)
-int rv;
+void exit(rv)
+int rv;
{
- if (__cleanup)
- __cleanup();
- _exit(rv);
+ if (__cleanup)
+ __cleanup();
+ _exit(rv);
}
#endif
diff --git a/libc/stdlib/bsearch.c b/libc/stdlib/bsearch.c
index 72ba2617a..04d5ab68b 100644
--- a/libc/stdlib/bsearch.c
+++ b/libc/stdlib/bsearch.c
@@ -10,37 +10,33 @@
*/
#include <stdio.h>
-static int _bsearch; /* index of element found, or where to
- * insert */
+static int _bsearch; /* index of element found, or where to
-char *
-bsearch(key, base, num, size, cmp)
-register char *key; /* item to search for */
-register char *base; /* base address */
-int num; /* number of elements */
-register int size; /* element size in bytes */
-register int (*cmp) (); /* comparison function */
+ * insert */
+
+char *bsearch(key, base, num, size, cmp)
+register char *key; /* item to search for */
+register char *base; /* base address */
+int num; /* number of elements */
+register int size; /* element size in bytes */
+register int (*cmp) (); /* comparison function */
{
- register int a, b, c, dir;
+ register int a, b, c, dir;
- a = 0;
- b = num - 1;
- while (a <= b)
- {
- c = (a + b) >> 1; /* == ((a + b) / 2) */
- if ((dir = (*cmp) ((base + (c * size)), key)))
- {
- if (dir > 0)
- b = c - 1;
- else /* (dir < 0) */
- a = c + 1;
- }
- else
- {
- _bsearch = c;
- return (base + (c * size));
- }
- }
- _bsearch = b;
- return (NULL);
+ a = 0;
+ b = num - 1;
+ while (a <= b) {
+ c = (a + b) >> 1; /* == ((a + b) / 2) */
+ if ((dir = (*cmp) ((base + (c * size)), key))) {
+ if (dir > 0)
+ b = c - 1;
+ else /* (dir < 0) */
+ a = c + 1;
+ } else {
+ _bsearch = c;
+ return (base + (c * size));
+ }
+ }
+ _bsearch = b;
+ return (NULL);
}
diff --git a/libc/stdlib/getenv.c b/libc/stdlib/getenv.c
index 1ed83a622..b5d4de9aa 100644
--- a/libc/stdlib/getenv.c
+++ b/libc/stdlib/getenv.c
@@ -6,26 +6,22 @@
#include <stdlib.h>
#include <malloc.h>
-extern char ** environ;
+extern char **environ;
-char *
-getenv(var)
-const char * var;
+char *getenv(var)
+const char *var;
{
- char **p;
- int len;
+ char **p;
+ int len;
- len = strlen(var);
-
- if (!environ)
- return 0;
-
- for(p=environ; *p; p++)
- {
- if( memcmp(var, *p, len) == 0 && (*p)[len] == '=' )
- return *p + len + 1;
- }
- return 0;
-}
+ len = strlen(var);
+ if (!environ)
+ return 0;
+ for (p = environ; *p; p++) {
+ if (memcmp(var, *p, len) == 0 && (*p)[len] == '=')
+ return *p + len + 1;
+ }
+ return 0;
+}
diff --git a/libc/stdlib/malloc-simple/.indent.pro b/libc/stdlib/malloc-simple/.indent.pro
new file mode 100644
index 000000000..492ecf1c7
--- /dev/null
+++ b/libc/stdlib/malloc-simple/.indent.pro
@@ -0,0 +1,33 @@
+--blank-lines-after-declarations
+--blank-lines-after-procedures
+--break-before-boolean-operator
+--no-blank-lines-after-commas
+--braces-on-if-line
+--braces-on-struct-decl-line
+--comment-indentation25
+--declaration-comment-column25
+--no-comment-delimiters-on-blank-lines
+--cuddle-else
+--continuation-indentation4
+--case-indentation0
+--else-endif-column33
+--space-after-cast
+--line-comments-indentation0
+--declaration-indentation1
+--dont-format-first-column-comments
+--dont-format-comments
+--honour-newlines
+--indent-level4
+/* changed from 0 to 4 */
+--parameter-indentation4
+--line-length78 /* changed from 75 */
+--continue-at-parentheses
+--no-space-after-function-call-names
+--dont-break-procedure-type
+--dont-star-comments
+--leave-optional-blank-lines
+--dont-space-special-semicolon
+--tab-size4
+/* additions by Mark */
+--case-brace-indentation0
+--leave-preprocessor-space
diff --git a/libc/stdlib/malloc-simple/Makefile b/libc/stdlib/malloc-simple/Makefile
new file mode 100644
index 000000000..c2f8827b5
--- /dev/null
+++ b/libc/stdlib/malloc-simple/Makefile
@@ -0,0 +1,46 @@
+# Makefile for uCLibc
+#
+# Copyright (C) 2000 by Lineo, inc.
+#
+# This program is free software; you can redistribute it and/or modify it under
+# the terms of the GNU Library General Public License as published by the Free
+# Software Foundation; either version 2 of the License, or (at your option) any
+# later version.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+# details.
+#
+# You should have received a copy of the GNU General Public License along with
+# this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+# Place, Suite 330, Boston, MA 02111-1307 USA
+#
+# Derived in part from the Linux-8086 C library, the GNU C Library, and several
+# other sundry sources. Files within this library are copyright by their
+# respective copyright holders.
+
+TOPDIR=../
+include $(TOPDIR)Rules.make
+LIBC=$(TOPDIR)libc.a
+
+MSRC=alloc.c
+MOBJ=malloc.o realloc.o free.o calloc.o malloc_dbg.o free_dbg.o calloc_dbg.o
+OBJS=$(MOBJ)
+
+
+all: $(OBJS) $(LIBC)
+
+$(LIBC): ar-target
+
+ar-target: $(OBJS)
+ $(AR) $(ARFLAGS) $(LIBC) $(OBJS)
+
+$(MOBJ): $(MSRC)
+ $(CC) $(CFLAGS) -DL_$* $< -c -o $*.o
+
+$(OBJ): Makefile
+
+clean:
+ rm -f *.[oa] *~ core
+
diff --git a/libc/stdlib/malloc-simple/alloc.c b/libc/stdlib/malloc-simple/alloc.c
new file mode 100644
index 000000000..cf4835c97
--- /dev/null
+++ b/libc/stdlib/malloc-simple/alloc.c
@@ -0,0 +1,106 @@
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/mman.h>
+
+
+#ifdef L_calloc_dbg
+
+void *calloc_dbg(size_t num, size_t size, char *function, char *file,
+ int line)
+{
+ void *ptr;
+
+ fprintf(stderr, "calloc of %d bytes at %s @%s:%d = ", num * size,
+ function, file, line);
+ ptr = calloc(num, size);
+ fprintf(stderr, "%p\n", ptr);
+ return ptr;
+}
+
+#endif
+
+#ifdef L_malloc_dbg
+
+void *malloc_dbg(size_t len, char *function, char *file, int line)
+{
+ void *result;
+
+ fprintf(stderr, "malloc of %d bytes at %s @%s:%d = ", len, function,
+ file, line);
+ result = malloc(len);
+ fprintf(stderr, "%p\n", result);
+ return result;
+}
+
+#endif
+
+#ifdef L_free_dbg
+
+void free_dbg(void *ptr, char *function, char *file, int line)
+{
+ fprintf(stderr, "free of %p at %s @%s:%d\n", ptr, function, file,
+ line);
+ free(ptr);
+}
+
+#endif
+
+
+#ifdef L_calloc
+
+void *calloc(size_t num, size_t size)
+{
+ void *ptr = malloc(num * size);
+
+ if (ptr)
+ memset(ptr, 0, num * size);
+ return ptr;
+}
+
+#endif
+
+#ifdef L_malloc
+
+void *malloc(size_t len)
+{
+ void *result = mmap((void *) 0, len, PROT_READ | PROT_WRITE,
+ //MAP_SHARED | MAP_ANONYMOUS, 0, 0);
+ MAP_PRIVATE | MAP_ANONYMOUS, 0, 0);
+
+ if (result == (void *) -1)
+ return 0;
+
+ return result;
+}
+
+#endif
+
+#ifdef L_free
+
+void free(void *ptr)
+{
+ munmap(ptr, 0);
+}
+
+#endif
+
+#ifdef L_realloc
+
+void *realloc(void *ptr, size_t size)
+{
+ void *newptr = NULL;
+
+ if (size > 0) {
+ newptr = malloc(size);
+ if (newptr && ptr)
+ memcpy(newptr, ptr, size);
+ }
+ if (ptr)
+ free(ptr);
+ return newptr;
+}
+
+#endif
diff --git a/libc/stdlib/malloc/Makefile b/libc/stdlib/malloc/Makefile
index ba2567f12..fe3f8b424 100644
--- a/libc/stdlib/malloc/Makefile
+++ b/libc/stdlib/malloc/Makefile
@@ -27,13 +27,22 @@ LIBC=$(TOPDIR)libc.a
CSRC=malloc.c
COBJS=$(patsubst %.c,%.o, $(CSRC))
+MSRC=alloc.c
+MOBJ=malloc_dbg.o free_dbg.o calloc_dbg.o
+OBJS=$(COBJS) $(MOBJ)
-all: $(COBJS) $(LIBC)
+all: $(OBJS) $(LIBC)
-$(LIBC): $(COBJS)
- $(AR) $(ARFLAGS) $(LIBC) $(COBJS)
+$(LIBC): ar-target
-$(COBJS): Makefile
+ar-target: $(OBJS)
+ $(AR) $(ARFLAGS) $(LIBC) $(OBJS)
+
+$(MOBJ): $(MSRC)
+ $(CC) $(CFLAGS) -DL_$* $< -c -o $*.o
+
+$(OBJ): Makefile
clean:
rm -f *.[oa] *~ core
+
diff --git a/libc/stdlib/malloc/alloc.c b/libc/stdlib/malloc/alloc.c
new file mode 100644
index 000000000..b782f6dcf
--- /dev/null
+++ b/libc/stdlib/malloc/alloc.c
@@ -0,0 +1,48 @@
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/mman.h>
+
+
+#ifdef L_calloc_dbg
+
+void *
+calloc_dbg(size_t num, size_t size, char * function, char * file, int line)
+{
+ void * ptr;
+ fprintf(stderr, "calloc of %d bytes at %s @%s:%d = ", num*size, function, file, line);
+ ptr = calloc(num,size);
+ fprintf(stderr, "%p\n", ptr);
+ return ptr;
+}
+
+#endif
+
+#ifdef L_malloc_dbg
+
+void *
+malloc_dbg(size_t len, char * function, char * file, int line)
+{
+ void * result;
+ fprintf(stderr, "malloc of %d bytes at %s @%s:%d = ", len, function, file, line);
+ result = malloc(len);
+ fprintf(stderr, "%p\n", result);
+ return result;
+}
+
+#endif
+
+#ifdef L_free_dbg
+
+void
+free_dbg(void * ptr, char * function, char * file, int line)
+{
+ fprintf(stderr, "free of %p at %s @%s:%d\n", ptr, function, file, line);
+ free(ptr);
+}
+
+#endif
+
+
diff --git a/libc/stdlib/mkstemp.c b/libc/stdlib/mkstemp.c
index de3c682b2..738952815 100644
--- a/libc/stdlib/mkstemp.c
+++ b/libc/stdlib/mkstemp.c
@@ -4,40 +4,40 @@
#include <fcntl.h>
int mkstemp(template)
-char * template;
+char *template;
{
int i;
- int num __attribute__ ((unused)); /* UNINITIALIZED */
+ int num __attribute__ ((unused)); /* UNINITIALIZED */
int n2;
int l = strlen(template);
-
- if (l<6) {
+
+ if (l < 6) {
errno = EINVAL;
return -1;
}
-
- for(i=l-6;i<l;i++)
+
+ for (i = l - 6; i < l; i++)
if (template[i] != 'X') {
errno = EINVAL;
return -1;
}
-
-again:
+
+ again:
n2 = num;
- for(i=l-1;i>=l-6;i--) {
+ for (i = l - 1; i >= l - 6; i--) {
template[i] = '0' + n2 % 10;
n2 /= 10;
}
-
- i = open(template, O_RDWR|O_EXCL|O_CREAT, 0666);
-
- if (i==-1) {
+
+ i = open(template, O_RDWR | O_EXCL | O_CREAT, 0666);
+
+ if (i == -1) {
if (errno == EEXIST) {
num++;
goto again;
} else
return -1;
}
-
+
return i;
}
diff --git a/libc/stdlib/mktemp.c b/libc/stdlib/mktemp.c
index bbe589efc..cfdcf0913 100644
--- a/libc/stdlib/mktemp.c
+++ b/libc/stdlib/mktemp.c
@@ -4,37 +4,37 @@
#include <fcntl.h>
#include <sys/stat.h>
-char * mktemp(template)
-char * template;
+char *mktemp(template)
+char *template;
{
int i;
- int num __attribute__ ((unused)); /* UNINITIALIZED */
+ int num __attribute__ ((unused)); /* UNINITIALIZED */
int n2;
int l = strlen(template);
struct stat stbuf;
-
- if (l<6) {
+
+ if (l < 6) {
errno = EINVAL;
return 0;
}
-
- for(i=l-6;i<l;i++)
+
+ for (i = l - 6; i < l; i++)
if (template[i] != 'X') {
errno = EINVAL;
return 0;
}
-
-again:
+
+ again:
n2 = num;
- for(i=l-1;i>=l-6;i--) {
+ for (i = l - 1; i >= l - 6; i--) {
template[i] = '0' + n2 % 10;
n2 /= 10;
}
-
+
if (stat(template, &stbuf) == 0) {
num++;
goto again;
}
-
+
return template;
}
diff --git a/libc/stdlib/putenv.c b/libc/stdlib/putenv.c
index 692aefb5e..5b2ebcb3c 100644
--- a/libc/stdlib/putenv.c
+++ b/libc/stdlib/putenv.c
@@ -6,57 +6,62 @@
#include <stdlib.h>
#include <malloc.h>
-extern char ** environ;
+extern char **environ;
+
#define ADD_NUM 4
-int
-putenv(var)
-const char * var;
+int putenv(var)
+const char *var;
{
-static char ** mall_env = 0;
-static int extras = 0;
- char **p, **d;
- char * r;
- int len;
-
- r = strchr(var, '=');
- if( r == 0 ) len = strlen(var);
- else len = r-var;
-
- if (!environ) {
- environ = (char**)malloc(ADD_NUM * sizeof(char*));
- memset(environ, 0, sizeof(char*)*ADD_NUM);
- extras = ADD_NUM;
- }
-
- for(p=environ; *p; p++)
- {
- if( memcmp(var, *p, len) == 0 && (*p)[len] == '=' )
- {
- while( (p[0] = p[1]) ) p++;
- extras++;
- break;
- }
- }
- if( r == 0 ) return 0;
- if( extras <= 0 ) /* Need more space */
- {
- d = malloc((p-environ+1+ADD_NUM)*sizeof(char*));
- if( d == 0 ) return -1;
-
- memcpy((void*) d, (void*) environ, (p-environ+1)*sizeof(char*));
- p = d + (p-environ);
- extras=ADD_NUM;
-
- if( mall_env ) free(mall_env);
- environ = d;
- mall_env = d;
- }
- *p++ = strdup((char*)var);
- *p = '\0';
- extras--;
-
- return 0;
-}
+ static char **mall_env = 0;
+ static int extras = 0;
+ char **p, **d;
+ char *r;
+ int len;
+
+ r = strchr(var, '=');
+ if (r == 0)
+ len = strlen(var);
+ else
+ len = r - var;
+
+ if (!environ) {
+ environ = (char **) malloc(ADD_NUM * sizeof(char *));
+ memset(environ, 0, sizeof(char *) * ADD_NUM);
+
+ extras = ADD_NUM;
+ }
+ for (p = environ; *p; p++) {
+ if (memcmp(var, *p, len) == 0 && (*p)[len] == '=') {
+ while ((p[0] = p[1]))
+ p++;
+ extras++;
+ break;
+ }
+ }
+ if (r == 0)
+ return 0;
+ if (extras <= 0) { /* Need more space */
+ d = malloc((p - environ + 1 + ADD_NUM) * sizeof(char *));
+ if (d == 0)
+ return -1;
+
+ memcpy((void *) d, (void *) environ,
+
+ (p - environ + 1) * sizeof(char *));
+ p = d + (p - environ);
+ extras = ADD_NUM;
+
+ if (mall_env)
+ free(mall_env);
+ environ = d;
+ mall_env = d;
+ }
+ *p++ = strdup((char *) var);
+ *p = '\0';
+ extras--;
+
+ return 0;
+}
diff --git a/libc/stdlib/qsort.c b/libc/stdlib/qsort.c
index b45716c83..7cb1d8ab4 100644
--- a/libc/stdlib/qsort.c
+++ b/libc/stdlib/qsort.c
@@ -9,159 +9,140 @@
*/
#include <string.h>
-char *_qbuf = 0; /* pointer to storage for qsort() */
+char *_qbuf = 0; /* pointer to storage for qsort() */
#define PIVOT ((i+j)>>1)
#define moveitem(dst,src,size) if(dst != src) memcpy(dst, src, size)
-static void
-_wqsort(base, lo, hi, cmp)
+static void _wqsort(base, lo, hi, cmp)
register int *base;
register int lo;
register int hi;
register int (*cmp) ();
{
- int k;
- register int i, j, t;
- register int *p = &k;
+ int k;
+ register int i, j, t;
+ register int *p = &k;
- while (hi > lo)
- {
- i = lo;
- j = hi;
- t = PIVOT;
- *p = base[t];
- base[t] = base[i];
- base[i] = *p;
- while (i < j)
- {
- while (((*cmp) ((base + j), p)) > 0)
- --j;
- base[i] = base[j];
- while ((i < j) && (((*cmp) ((base + i), p)) <= 0))
- ++i;
- base[j] = base[i];
- }
- base[i] = *p;
- if ((i - lo) < (hi - i))
- {
- _wqsort(base, lo, (i - 1), cmp);
- lo = i + 1;
- }
- else
- {
- _wqsort(base, (i + 1), hi, cmp);
- hi = i - 1;
- }
- }
+ while (hi > lo) {
+ i = lo;
+ j = hi;
+ t = PIVOT;
+ *p = base[t];
+ base[t] = base[i];
+ base[i] = *p;
+ while (i < j) {
+ while (((*cmp) ((base + j), p)) > 0)
+ --j;
+ base[i] = base[j];
+ while ((i < j) && (((*cmp) ((base + i), p)) <= 0))
+ ++i;
+ base[j] = base[i];
+ }
+ base[i] = *p;
+ if ((i - lo) < (hi - i)) {
+ _wqsort(base, lo, (i - 1), cmp);
+ lo = i + 1;
+ } else {
+ _wqsort(base, (i + 1), hi, cmp);
+ hi = i - 1;
+ }
+ }
}
-static void
-_lqsort(base, lo, hi, cmp)
+static void _lqsort(base, lo, hi, cmp)
register long *base;
register int lo;
register int hi;
register int (*cmp) ();
{
- long k;
- register int i, j, t;
- register long *p = &k;
+ long k;
+ register int i, j, t;
+ register long *p = &k;
- while (hi > lo)
- {
- i = lo;
- j = hi;
- t = PIVOT;
- *p = base[t];
- base[t] = base[i];
- base[i] = *p;
- while (i < j)
- {
- while (((*cmp) ((base + j), p)) > 0)
- --j;
- base[i] = base[j];
- while ((i < j) && (((*cmp) ((base + i), p)) <= 0))
- ++i;
- base[j] = base[i];
- }
- base[i] = *p;
- if ((i - lo) < (hi - i))
- {
- _lqsort(base, lo, (i - 1), cmp);
- lo = i + 1;
- }
- else
- {
- _lqsort(base, (i + 1), hi, cmp);
- hi = i - 1;
- }
- }
+ while (hi > lo) {
+ i = lo;
+ j = hi;
+ t = PIVOT;
+ *p = base[t];
+ base[t] = base[i];
+ base[i] = *p;
+ while (i < j) {
+ while (((*cmp) ((base + j), p)) > 0)
+ --j;
+ base[i] = base[j];
+ while ((i < j) && (((*cmp) ((base + i), p)) <= 0))
+ ++i;
+ base[j] = base[i];
+ }
+ base[i] = *p;
+ if ((i - lo) < (hi - i)) {
+ _lqsort(base, lo, (i - 1), cmp);
+ lo = i + 1;
+ } else {
+ _lqsort(base, (i + 1), hi, cmp);
+ hi = i - 1;
+ }
+ }
}
-static void
-_nqsort(base, lo, hi, size, cmp)
+static void _nqsort(base, lo, hi, size, cmp)
register char *base;
register int lo;
register int hi;
register int size;
register int (*cmp) ();
{
- register int i, j;
- register char *p = _qbuf;
+ register int i, j;
+ register char *p = _qbuf;
- while (hi > lo)
- {
- i = lo;
- j = hi;
- p = (base + size * PIVOT);
- moveitem(_qbuf, p, size);
- moveitem(p, (base + size * i), size);
- moveitem((base + size * i), _qbuf, size);
- p = _qbuf;
- while (i < j)
- {
- while (((*cmp) ((base + size * j), p)) > 0)
- --j;
- moveitem((base + size * i), (base + size * j), size);
- while ((i < j) && (((*cmp) ((base + size * i), p)) <= 0))
- ++i;
- moveitem((base + size * j), (base + size * i), size);
- }
- moveitem((base + size * i), p, size);
- if ((i - lo) < (hi - i))
- {
- _nqsort(base, lo, (i - 1), size, cmp);
- lo = i + 1;
- }
- else
- {
- _nqsort(base, (i + 1), hi, size, cmp);
- hi = i - 1;
- }
- }
+ while (hi > lo) {
+ i = lo;
+ j = hi;
+ p = (base + size * PIVOT);
+ moveitem(_qbuf, p, size);
+ moveitem(p, (base + size * i), size);
+ moveitem((base + size * i), _qbuf, size);
+ p = _qbuf;
+ while (i < j) {
+ while (((*cmp) ((base + size * j), p)) > 0)
+ --j;
+ moveitem((base + size * i), (base + size * j), size);
+ while ((i < j) && (((*cmp) ((base + size * i), p)) <= 0))
+ ++i;
+ moveitem((base + size * j), (base + size * i), size);
+ }
+ moveitem((base + size * i), p, size);
+ if ((i - lo) < (hi - i)) {
+ _nqsort(base, lo, (i - 1), size, cmp);
+ lo = i + 1;
+ } else {
+ _nqsort(base, (i + 1), hi, size, cmp);
+ hi = i - 1;
+ }
+ }
}
extern int qsort(base, num, size, cmp)
char *base;
-int num;
-int size;
-int (*cmp) ();
+int num;
+int size;
+int (*cmp) ();
{
- char _qtemp[128];
+ char _qtemp[128];
- if (_qbuf == 0)
- {
- if (size > sizeof(_qtemp))/* records too large! */
- return 1;
- _qbuf = _qtemp;
- }
- if (size == 2)
- _wqsort(base, 0, num - 1, cmp);
- else if (size == 4)
- _lqsort(base, 0, num - 1, cmp);
- else
- _nqsort(base, 0, num - 1, size, cmp);
- if (_qbuf == _qtemp)
- _qbuf = 0;
- return 0;
+ if (_qbuf == 0) {
+ if (size > sizeof(_qtemp)) /* records too large! */
+ return 1;
+ _qbuf = _qtemp;
+ }
+ if (size == 2)
+ _wqsort(base, 0, num - 1, cmp);
+ else if (size == 4)
+ _lqsort(base, 0, num - 1, cmp);
+ else
+ _nqsort(base, 0, num - 1, size, cmp);
+ if (_qbuf == _qtemp)
+ _qbuf = 0;
+ return 0;
}
diff --git a/libc/stdlib/rand.c b/libc/stdlib/rand.c
index 4bf98d5bc..b5c5cb764 100644
--- a/libc/stdlib/rand.c
+++ b/libc/stdlib/rand.c
@@ -12,13 +12,13 @@ static unsigned int sseed = 0;
int rand()
{
- return ( sseed = (((sseed+1L)*75L)%65537L)-1 ) & MAXINT;
+ return (sseed = (((sseed + 1L) * 75L) % 65537L) - 1) & MAXINT;
}
void srand(seed)
unsigned int seed;
{
- sseed=seed;
+ sseed = seed;
}
#else
@@ -32,6 +32,7 @@ unsigned int seed;
static int seed1 = 1;
static int seed2 = 1;
static int seed3 = 1;
+
#define MAXINT (((unsigned)-1)>>1)
#define CRANK(a,b,c,m,s) \
@@ -41,21 +42,22 @@ static int seed3 = 1;
int rand()
{
- register int q;
- CRANK(206, 157, 31, 32363, seed1);
- CRANK(217, 146, 45, 31727, seed2);
- CRANK(222, 142, 133, 31657, seed3);
+ register int q;
+
+ CRANK(206, 157, 31, 32363, seed1);
+ CRANK(217, 146, 45, 31727, seed2);
+ CRANK(222, 142, 133, 31657, seed3);
- return seed1^seed2^seed3;
+ return seed1 ^ seed2 ^ seed3;
}
void srand(seed)
unsigned int seed;
{
- seed &= MAXINT;
- seed1= seed%32362 + 1;
- seed2= seed%31726 + 1;
- seed3= seed%31656 + 1;
+ seed &= MAXINT;
+ seed1 = seed % 32362 + 1;
+ seed2 = seed % 31726 + 1;
+ seed3 = seed % 31656 + 1;
}
#endif
diff --git a/libc/stdlib/realpath.c b/libc/stdlib/realpath.c
index d053cfcaf..73903371f 100644
--- a/libc/stdlib/realpath.c
+++ b/libc/stdlib/realpath.c
@@ -22,7 +22,7 @@
#include <stdio.h>
#include <string.h>
#include <strings.h>
-#include <limits.h> /* for PATH_MAX */
+#include <limits.h> /* for PATH_MAX */
#include <sys/param.h> /* for MAXPATHLEN */
#include <errno.h>
@@ -43,23 +43,23 @@
#define MAX_READLINKS 32
#ifdef __STDC__
-char *realpath(const char *path, char resolved_path [])
+char *realpath(const char *path, char resolved_path[])
#else
char *realpath(path, resolved_path)
const char *path;
-char resolved_path [];
+char resolved_path[];
#endif
{
char copy_path[PATH_MAX];
char link_path[PATH_MAX];
- char got_path [PATH_MAX];
+ char got_path[PATH_MAX];
char *new_path = got_path;
char *max_path;
int readlinks = 0;
int n;
/* Make a copy of the source path since we may need to modify it. */
- if (strlen(path)>=PATH_MAX-2) {
+ if (strlen(path) >= PATH_MAX - 2) {
errno = ENAMETOOLONG;
return NULL;
}
@@ -78,8 +78,7 @@ char resolved_path [];
new_path += strlen(new_path);
if (new_path[-1] != '/')
*new_path++ = '/';
- }
- else {
+ } else {
*new_path++ = '/';
path++;
}
@@ -103,8 +102,7 @@ char resolved_path [];
if (new_path == got_path + 1)
continue;
/* Handle ".." by backing up. */
- while ((--new_path)[-1] != '/')
- ;
+ while ((--new_path)[-1] != '/');
continue;
}
}
@@ -131,11 +129,10 @@ char resolved_path [];
if (errno != EINVAL) {
/* Make sure it's null terminated. */
*new_path = '\0';
- strcpy (resolved_path, got_path);
+ strcpy(resolved_path, got_path);
return NULL;
}
- }
- else {
+ } else {
/* Note: readlink doesn't add the null byte. */
link_path[n] = '\0';
if (*link_path == '/')
@@ -143,10 +140,9 @@ char resolved_path [];
new_path = got_path;
else
/* Otherwise back up over this component. */
- while (*(--new_path) != '/')
- ;
+ while (*(--new_path) != '/');
/* Safe sex check. */
- if (strlen(path) + n >= PATH_MAX-2) {
+ if (strlen(path) + n >= PATH_MAX - 2) {
errno = ENAMETOOLONG;
return NULL;
}
@@ -155,7 +151,7 @@ char resolved_path [];
strcpy(copy_path, link_path);
path = copy_path;
}
-#endif /* S_IFLNK */
+#endif /* S_IFLNK */
*new_path++ = '/';
}
/* Delete trailing slash but don't whomp a lone slash. */
@@ -163,6 +159,6 @@ char resolved_path [];
new_path--;
/* Make sure it's null terminated. */
*new_path = '\0';
- strcpy (resolved_path, got_path);
+ strcpy(resolved_path, got_path);
return resolved_path;
}
diff --git a/libc/stdlib/setenv.c b/libc/stdlib/setenv.c
index afe5676d1..f7d597139 100644
--- a/libc/stdlib/setenv.c
+++ b/libc/stdlib/setenv.c
@@ -6,69 +6,71 @@
#include <stdlib.h>
#include <malloc.h>
-extern char ** environ;
+extern char **environ;
+
#define ADD_NUM 4
-int
-setenv(var, value, overwrite)
-const char * var;
-const char * value;
+int setenv(var, value, overwrite)
+const char *var;
+const char *value;
int overwrite;
{
-static char ** mall_env = 0;
-static int extras = 0;
- char **p, **d;
- char * t;
- int len;
-
- len = strlen(var);
-
- if (!environ) {
- environ = (char**)malloc(ADD_NUM * sizeof(char*));
- memset(environ, 0, sizeof(char*)*ADD_NUM);
- extras = ADD_NUM;
- }
-
- for(p=environ; *p; p++)
- {
- if( memcmp(var, *p, len) == 0 && (*p)[len] == '=' )
- {
- if (!overwrite)
- return -1;
- /* Overwrite stuff */
- while( (p[0] = p[1]) ) p++;
- extras++;
- break;
- }
- }
-
- if( extras <= 0 ) /* Need more space */
- {
- d = malloc((p-environ+1+ADD_NUM)*sizeof(char*));
- if( d == 0 ) return -1;
-
- memcpy((void*) d, (void*) environ, (p-environ+1)*sizeof(char*));
- p = d + (p-environ);
- extras=ADD_NUM;
-
- if( mall_env ) free(mall_env);
- environ = d;
- mall_env = d;
- }
-
- t = malloc(len + 1 + strlen(value) + 1);
- if (!t)
- return -1;
-
- strcpy(t, var);
- strcat(t, "=");
- strcat(t, value);
-
- *p++ = (char*)t;
- *p = '\0';
- extras--;
-
- return 0;
-}
+ static char **mall_env = 0;
+ static int extras = 0;
+ char **p, **d;
+ char *t;
+ int len;
+
+ len = strlen(var);
+
+ if (!environ) {
+ environ = (char **) malloc(ADD_NUM * sizeof(char *));
+ memset(environ, 0, sizeof(char *) * ADD_NUM);
+
+ extras = ADD_NUM;
+ }
+
+ for (p = environ; *p; p++) {
+ if (memcmp(var, *p, len) == 0 && (*p)[len] == '=') {
+ if (!overwrite)
+ return -1;
+ /* Overwrite stuff */
+ while ((p[0] = p[1]))
+ p++;
+ extras++;
+ break;
+ }
+ }
+
+ if (extras <= 0) { /* Need more space */
+ d = malloc((p - environ + 1 + ADD_NUM) * sizeof(char *));
+ if (d == 0)
+ return -1;
+ memcpy((void *) d, (void *) environ,
+
+ (p - environ + 1) * sizeof(char *));
+ p = d + (p - environ);
+ extras = ADD_NUM;
+
+ if (mall_env)
+ free(mall_env);
+ environ = d;
+ mall_env = d;
+ }
+
+ t = malloc(len + 1 + strlen(value) + 1);
+ if (!t)
+ return -1;
+
+ strcpy(t, var);
+ strcat(t, "=");
+ strcat(t, value);
+
+ *p++ = (char *) t;
+ *p = '\0';
+ extras--;
+
+ return 0;
+}
diff --git a/libc/stdlib/strtod.c b/libc/stdlib/strtod.c
index 0d3bb790a..de3aecbd3 100644
--- a/libc/stdlib/strtod.c
+++ b/libc/stdlib/strtod.c
@@ -20,77 +20,64 @@
#include <stdlib.h>
#include <ctype.h>
-float
-strtod(const char *nptr, char ** endptr)
+float strtod(const char *nptr, char **endptr)
{
- unsigned short negative;
- float number;
- float fp_part;
- int exponent;
- unsigned short exp_negative;
+ unsigned short negative;
+ float number;
+ float fp_part;
+ int exponent;
+ unsigned short exp_negative;
- /* advance beyond any leading whitespace */
- while (isspace(*nptr))
- nptr++;
+ /* advance beyond any leading whitespace */
+ while (isspace(*nptr))
+ nptr++;
- /* check for optional '+' or '-' */
- negative=0;
- if (*nptr=='-')
- {
- negative=1;
- nptr++;
- }
- else
- if (*nptr=='+')
- nptr++;
+ /* check for optional '+' or '-' */
+ negative = 0;
+ if (*nptr == '-') {
+ negative = 1;
+ nptr++;
+ } else if (*nptr == '+')
+ nptr++;
- number=0;
- while (isdigit(*nptr))
- {
- number=number*10+(*nptr-'0');
- nptr++;
- }
-
- if (*nptr=='.')
- {
- nptr++;
- fp_part=0;
- while (isdigit(*nptr))
- {
- fp_part=fp_part/10.0 + (*nptr-'0')/10.0;
- nptr++;
+ number = 0;
+ while (isdigit(*nptr)) {
+ number = number * 10 + (*nptr - '0');
+ nptr++;
}
- number+=fp_part;
- }
- if (*nptr=='e' || *nptr=='E')
- {
- nptr++;
- exp_negative=0;
- if (*nptr=='-')
- {
- exp_negative=1;
- nptr++;
+ if (*nptr == '.') {
+ nptr++;
+ fp_part = 0;
+ while (isdigit(*nptr)) {
+ fp_part = fp_part / 10.0 + (*nptr - '0') / 10.0;
+ nptr++;
+ }
+ number += fp_part;
}
- else
- if (*nptr=='+')
- nptr++;
- exponent=0;
- while (isdigit(*nptr))
- {
- exponent=exponent*10+(*nptr-'0');
- exponent++;
+ if (*nptr == 'e' || *nptr == 'E') {
+ nptr++;
+ exp_negative = 0;
+ if (*nptr == '-') {
+ exp_negative = 1;
+ nptr++;
+ } else if (*nptr == '+')
+ nptr++;
+
+ exponent = 0;
+ while (isdigit(*nptr)) {
+ exponent = exponent * 10 + (*nptr - '0');
+ exponent++;
+ }
}
- }
- while (exponent)
- {
- if (exp_negative)
- number/=10;
- else
- number*=10;
- exponent--;
- }
- return (negative ? -number:number);
+ while (exponent) {
+ if (exp_negative)
+ number /= 10;
+ else
+ number *= 10;
+ exponent--;
+ }
+ return (negative ? -number : number);
}
diff --git a/libc/stdlib/system.c b/libc/stdlib/system.c
index 6c8a42dee..061dbc914 100644
--- a/libc/stdlib/system.c
+++ b/libc/stdlib/system.c
@@ -4,46 +4,44 @@
#include <unistd.h>
#include <sys/wait.h>
-int
-system(command)
-char * command;
+int system(command)
+char *command;
{
- int wait_val, pid;
- __sighandler_t save_quit, save_int, save_chld;
-
- if( command == 0 ) return 1;
-
- save_quit = signal(SIGQUIT, SIG_IGN);
- save_int = signal(SIGINT, SIG_IGN);
- save_chld = signal(SIGCHLD, SIG_DFL);
-
- if( (pid=vfork()) < 0 )
- {
- signal(SIGQUIT, save_quit);
- signal(SIGINT, save_int);
- signal(SIGCHLD, save_chld);
- return -1;
- }
- if( pid == 0 )
- {
- signal(SIGQUIT, SIG_DFL);
- signal(SIGINT, SIG_DFL);
- signal(SIGCHLD, SIG_DFL);
-
- execl("/bin/sh", "sh", "-c", command, (char*)0);
- _exit(127);
- }
- /* Signals are not absolutly guarenteed with vfork */
- signal(SIGQUIT, SIG_IGN);
- signal(SIGINT, SIG_IGN);
-
- printf("Waiting for child %d\n", pid);
-
- if (wait4(pid, &wait_val, 0, 0) == -1)
- wait_val = -1;
-
- signal(SIGQUIT, save_quit);
- signal(SIGINT, save_int);
- signal(SIGCHLD, save_chld);
- return wait_val;
+ int wait_val, pid;
+ __sighandler_t save_quit, save_int, save_chld;
+
+ if (command == 0)
+ return 1;
+
+ save_quit = signal(SIGQUIT, SIG_IGN);
+ save_int = signal(SIGINT, SIG_IGN);
+ save_chld = signal(SIGCHLD, SIG_DFL);
+
+ if ((pid = vfork()) < 0) {
+ signal(SIGQUIT, save_quit);
+ signal(SIGINT, save_int);
+ signal(SIGCHLD, save_chld);
+ return -1;
+ }
+ if (pid == 0) {
+ signal(SIGQUIT, SIG_DFL);
+ signal(SIGINT, SIG_DFL);
+ signal(SIGCHLD, SIG_DFL);
+
+ execl("/bin/sh", "sh", "-c", command, (char *) 0);
+ _exit(127);
+ }
+ /* Signals are not absolutly guarenteed with vfork */
+ signal(SIGQUIT, SIG_IGN);
+ signal(SIGINT, SIG_IGN);
+
+ printf("Waiting for child %d\n", pid);
+
+ if (wait4(pid, &wait_val, 0, 0) == -1)
+ wait_val = -1;
+
+ signal(SIGQUIT, save_quit);
+ signal(SIGINT, save_int);
+ signal(SIGCHLD, save_chld);
+ return wait_val;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-02 15:52:41 +0000