X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=gdb%2Fenviron.c;h=7edb76e5c150e6e9f75c1e440cb552a0b9e3e753;hb=13f2298f13f2b1e57d177898c49ee8f4f3216fab;hp=1f9a9d67e9fe9ba98fc7a1d9e5e896dfc1805043;hpb=2ee563b53258d390d7446e90a67f465d504ae44c;p=platform%2Fupstream%2Fbinutils.git diff --git a/gdb/environ.c b/gdb/environ.c index 1f9a9d6..7edb76e 100644 --- a/gdb/environ.c +++ b/gdb/environ.c @@ -1,10 +1,10 @@ /* environ.c -- library for manipulating environments for GNU. - Copyright 1986, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 2000 - Free Software Foundation, Inc. + + Copyright (C) 1986-2014 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or + the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, @@ -13,26 +13,23 @@ 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. */ + along with this program. If not, see . */ #define min(a, b) ((a) < (b) ? (a) : (b)) #define max(a, b) ((a) > (b) ? (a) : (b)) #include "defs.h" #include "environ.h" -#include "gdb_string.h" /* Return a new environment object. */ -struct environ * +struct gdb_environ * make_environ (void) { - register struct environ *e; + struct gdb_environ *e; - e = (struct environ *) xmalloc (sizeof (struct environ)); + e = (struct gdb_environ *) xmalloc (sizeof (struct gdb_environ)); e->allocated = 10; e->vector = (char **) xmalloc ((e->allocated + 1) * sizeof (char *)); @@ -43,13 +40,14 @@ make_environ (void) /* Free an environment and all the strings in it. */ void -free_environ (register struct environ *e) +free_environ (struct gdb_environ *e) { - register char **vector = e->vector; + char **vector = e->vector; while (*vector) xfree (*vector++); + xfree (e->vector); xfree (e); } @@ -58,10 +56,10 @@ free_environ (register struct environ *e) that all strings in these environments are safe to free. */ void -init_environ (register struct environ *e) +init_environ (struct gdb_environ *e) { extern char **environ; - register int i; + int i; if (environ == NULL) return; @@ -79,8 +77,9 @@ init_environ (register struct environ *e) while (--i >= 0) { - register int len = strlen (e->vector[i]); - register char *new = (char *) xmalloc (len + 1); + int len = strlen (e->vector[i]); + char *new = (char *) xmalloc (len + 1); + memcpy (new, e->vector[i], len + 1); e->vector[i] = new; } @@ -90,7 +89,7 @@ init_environ (register struct environ *e) This is used to get something to pass to execve. */ char ** -environ_vector (struct environ *e) +environ_vector (struct gdb_environ *e) { return e->vector; } @@ -98,14 +97,14 @@ environ_vector (struct environ *e) /* Return the value in environment E of variable VAR. */ char * -get_in_environ (const struct environ *e, const char *var) +get_in_environ (const struct gdb_environ *e, const char *var) { - register int len = strlen (var); - register char **vector = e->vector; - register char *s; + int len = strlen (var); + char **vector = e->vector; + char *s; for (; (s = *vector) != NULL; vector++) - if (STREQN (s, var, len) && s[len] == '=') + if (strncmp (s, var, len) == 0 && s[len] == '=') return &s[len + 1]; return 0; @@ -114,15 +113,15 @@ get_in_environ (const struct environ *e, const char *var) /* Store the value in E of VAR as VALUE. */ void -set_in_environ (struct environ *e, const char *var, const char *value) +set_in_environ (struct gdb_environ *e, const char *var, const char *value) { - register int i; - register int len = strlen (var); - register char **vector = e->vector; - register char *s; + int i; + int len = strlen (var); + char **vector = e->vector; + char *s; for (i = 0; (s = vector[i]) != NULL; i++) - if (STREQN (s, var, len) && s[len] == '=') + if (strncmp (s, var, len) == 0 && s[len] == '=') break; if (s == 0) @@ -161,20 +160,20 @@ set_in_environ (struct environ *e, const char *var, const char *value) /* Remove the setting for variable VAR from environment E. */ void -unset_in_environ (struct environ *e, char *var) +unset_in_environ (struct gdb_environ *e, const char *var) { - register int len = strlen (var); - register char **vector = e->vector; - register char *s; + int len = strlen (var); + char **vector = e->vector; + char *s; for (; (s = *vector) != NULL; vector++) { - if (STREQN (s, var, len) && s[len] == '=') + if (strncmp (s, var, len) == 0 && s[len] == '=') { xfree (s); /* Walk through the vector, shuffling args down by one, including the NULL terminator. Can't use memcpy() here since the regions - overlap, and memmove() might not be available. */ + overlap, and memmove() might not be available. */ while ((vector[0] = vector[1]) != NULL) { vector++;