Palacios Public Git Repository

To checkout Palacios execute

  git clone http://v3vee.org/palacios/palacios.web/palacios.git
This will give you the master branch. You probably want the devel branch or one of the release branches. To switch to the devel branch, simply execute
  cd palacios
  git checkout --track -b devel origin/devel
The other branches are similar.


SVM Bug Fixes and Enhancements (Missing changed file)
[palacios.git] / bios / seabios / tools / kconfig / util.c
1 /*
2  * Copyright (C) 2002-2005 Roman Zippel <zippel@linux-m68k.org>
3  * Copyright (C) 2002-2005 Sam Ravnborg <sam@ravnborg.org>
4  *
5  * Released under the terms of the GNU GPL v2.0.
6  */
7
8 #include <string.h>
9 #include "lkc.h"
10
11 /* file already present in list? If not add it */
12 struct file *file_lookup(const char *name)
13 {
14         struct file *file;
15         const char *file_name = sym_expand_string_value(name);
16
17         for (file = file_list; file; file = file->next) {
18                 if (!strcmp(name, file->name)) {
19                         free((void *)file_name);
20                         return file;
21                 }
22         }
23
24         file = malloc(sizeof(*file));
25         memset(file, 0, sizeof(*file));
26         file->name = file_name;
27         file->next = file_list;
28         file_list = file;
29         return file;
30 }
31
32 /* write a dependency file as used by kbuild to track dependencies */
33 int file_write_dep(const char *name)
34 {
35         struct symbol *sym, *env_sym;
36         struct expr *e;
37         struct file *file;
38         FILE *out;
39
40         if (!name)
41                 name = ".kconfig.d";
42         out = fopen("..config.tmp", "w");
43         if (!out)
44                 return 1;
45         fprintf(out, "deps_config := \\\n");
46         for (file = file_list; file; file = file->next) {
47                 if (file->next)
48                         fprintf(out, "\t%s \\\n", file->name);
49                 else
50                         fprintf(out, "\t%s\n", file->name);
51         }
52         fprintf(out, "\n%s: \\\n"
53                      "\t$(deps_config)\n\n", conf_get_autoconfig_name());
54
55         expr_list_for_each_sym(sym_env_list, e, sym) {
56                 struct property *prop;
57                 const char *value;
58
59                 prop = sym_get_env_prop(sym);
60                 env_sym = prop_get_symbol(prop);
61                 if (!env_sym)
62                         continue;
63                 value = getenv(env_sym->name);
64                 if (!value)
65                         value = "";
66                 fprintf(out, "ifneq \"$(%s)\" \"%s\"\n", env_sym->name, value);
67                 fprintf(out, "%s: FORCE\n", conf_get_autoconfig_name());
68                 fprintf(out, "endif\n");
69         }
70
71         fprintf(out, "\n$(deps_config): ;\n");
72         fclose(out);
73         rename("..config.tmp", name);
74         return 0;
75 }
76
77
78 /* Allocate initial growable string */
79 struct gstr str_new(void)
80 {
81         struct gstr gs;
82         gs.s = malloc(sizeof(char) * 64);
83         gs.len = 64;
84         gs.max_width = 0;
85         strcpy(gs.s, "\0");
86         return gs;
87 }
88
89 /* Allocate and assign growable string */
90 struct gstr str_assign(const char *s)
91 {
92         struct gstr gs;
93         gs.s = strdup(s);
94         gs.len = strlen(s) + 1;
95         gs.max_width = 0;
96         return gs;
97 }
98
99 /* Free storage for growable string */
100 void str_free(struct gstr *gs)
101 {
102         if (gs->s)
103                 free(gs->s);
104         gs->s = NULL;
105         gs->len = 0;
106 }
107
108 /* Append to growable string */
109 void str_append(struct gstr *gs, const char *s)
110 {
111         size_t l;
112         if (s) {
113                 l = strlen(gs->s) + strlen(s) + 1;
114                 if (l > gs->len) {
115                         gs->s   = realloc(gs->s, l);
116                         gs->len = l;
117                 }
118                 strcat(gs->s, s);
119         }
120 }
121
122 /* Append printf formatted string to growable string */
123 void str_printf(struct gstr *gs, const char *fmt, ...)
124 {
125         va_list ap;
126         char s[10000]; /* big enough... */
127         va_start(ap, fmt);
128         vsnprintf(s, sizeof(s), fmt, ap);
129         str_append(gs, s);
130         va_end(ap);
131 }
132
133 /* Retrieve value of growable string */
134 const char *str_get(struct gstr *gs)
135 {
136         return gs->s;
137 }
138