1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2002-2005 Roman Zippel <zippel@linux-m68k.org>
4 * Copyright (C) 2002-2005 Sam Ravnborg <sam@ravnborg.org>
12 /* file already present in list? If not add it */
13 struct file *file_lookup(const char *name)
17 for (file = file_list; file; file = file->next) {
18 if (!strcmp(name, file->name)) {
23 file = xmalloc(sizeof(*file));
24 memset(file, 0, sizeof(*file));
25 file->name = xstrdup(name);
26 file->next = file_list;
31 /* Allocate initial growable string */
32 struct gstr str_new(void)
35 gs.s = xmalloc(sizeof(char) * 64);
42 /* Free storage for growable string */
43 void str_free(struct gstr *gs)
50 /* Append to growable string */
51 void str_append(struct gstr *gs, const char *s)
55 l = strlen(gs->s) + strlen(s) + 1;
57 gs->s = xrealloc(gs->s, l);
64 /* Append printf formatted string to growable string */
65 void str_printf(struct gstr *gs, const char *fmt, ...)
68 char s[10000]; /* big enough... */
70 vsnprintf(s, sizeof(s), fmt, ap);
75 /* Retrieve value of growable string */
76 char *str_get(struct gstr *gs)
81 void *xmalloc(size_t size)
83 void *p = malloc(size);
86 fprintf(stderr, "Out of memory.\n");
90 void *xcalloc(size_t nmemb, size_t size)
92 void *p = calloc(nmemb, size);
95 fprintf(stderr, "Out of memory.\n");
99 void *xrealloc(void *p, size_t size)
101 p = realloc(p, size);
104 fprintf(stderr, "Out of memory.\n");
108 char *xstrdup(const char *s)
115 fprintf(stderr, "Out of memory.\n");
119 char *xstrndup(const char *s, size_t n)
126 fprintf(stderr, "Out of memory.\n");