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authorjutteau2007-05-11 18:10:19 +0000
committerjutteau2007-05-11 18:10:19 +0000
commit5e1a84ab74d5e97582427f016f291a8c11e66f99 (patch)
treeddae3f36a21e7fa7c97145f4a49edcfe50063aa3 /i/pc104/initrd/conf/busybox/libbb/fgets_str.c
parentb95709754c870cbb793266ce8e605a81d01a4f75 (diff)
Completion du script de mise à jour de la pc-104 :
* Ajout des sources de busybox dans ./conf/busybox/ * Ajout d'un fichier réclamé par les script dans ./conf/busybox.links
Diffstat (limited to 'i/pc104/initrd/conf/busybox/libbb/fgets_str.c')
-rw-r--r--i/pc104/initrd/conf/busybox/libbb/fgets_str.c53
1 files changed, 53 insertions, 0 deletions
diff --git a/i/pc104/initrd/conf/busybox/libbb/fgets_str.c b/i/pc104/initrd/conf/busybox/libbb/fgets_str.c
new file mode 100644
index 0000000..1bc6c3b
--- /dev/null
+++ b/i/pc104/initrd/conf/busybox/libbb/fgets_str.c
@@ -0,0 +1,53 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Utility routines.
+ *
+ * Copyright (C) many different people.
+ * If you wrote this, please acknowledge your work.
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ */
+
+#include "libbb.h"
+
+/* Read up to (and including) TERMINATING_STRING from FILE and return it.
+ * Return NULL on EOF. */
+
+char *xmalloc_fgets_str(FILE *file, const char *terminating_string)
+{
+ char *linebuf = NULL;
+ const int term_length = strlen(terminating_string);
+ int end_string_offset;
+ int linebufsz = 0;
+ int idx = 0;
+ int ch;
+
+ while (1) {
+ ch = fgetc(file);
+ if (ch == EOF) {
+ free(linebuf);
+ return NULL;
+ }
+
+ /* grow the line buffer as necessary */
+ while (idx > linebufsz - 2) {
+ linebufsz += 200;
+ linebuf = xrealloc(linebuf, linebufsz);
+ }
+
+ linebuf[idx] = ch;
+ idx++;
+
+ /* Check for terminating string */
+ end_string_offset = idx - term_length;
+ if (end_string_offset > 0
+ && memcmp(&linebuf[end_string_offset], terminating_string, term_length) == 0
+ ) {
+ idx -= term_length;
+ break;
+ }
+ }
+ linebuf = xrealloc(linebuf, idx + 1);
+ linebuf[idx] = '\0';
+ return linebuf;
+}