X-Git-Url: http://git.ozlabs.org/?a=blobdiff_plain;f=ccan%2Fgrab_file%2Fgrab_file.h;h=bcd728e610a2e7cdc342f4585f8f14a1b8f5c883;hb=fe21b246647e4694da5f76e0fd00e9a9f9e8c72e;hp=5f7e37c6de004a634d04441dcdb031b197581cfd;hpb=9965fc25fcc92dc76d1cd4cf9595dc3dc9ebc586;p=ccan

diff --git a/ccan/grab_file/grab_file.h b/ccan/grab_file/grab_file.h
index 5f7e37c6..bcd728e6 100644
--- a/ccan/grab_file/grab_file.h
+++ b/ccan/grab_file/grab_file.h
@@ -1,3 +1,4 @@
+/* Licensed under LGPLv2+ - see LICENSE file for details */
 #ifndef CCAN_GRAB_FILE_H
 #define CCAN_GRAB_FILE_H
 #include <stdio.h> // For size_t
@@ -14,17 +15,18 @@
  * byte after the end of the content will always be NUL.
  *
  * Example:
- *	// Return all of standard input, as lines.
- *	char **read_as_lines(void)
+ *	// Return the first line.
+ *	static char *read_stdin_firstline(void)
  *	{
- *		char **lines, *all;
+ *		char *all, *nl;
  *
  *		all = grab_fd(NULL, 0, NULL);
  *		if (!all)
  *			return NULL;
- *		lines = strsplit(NULL, all, "\n", NULL);
- *		talloc_free(all);
- *		return lines;
+ *		nl = strchr(all, '\n');
+ *		if (nl)
+ *			*nl = '\0';
+ *		return all;
  *	}
  */
 void *grab_fd(const void *ctx, int fd, size_t *size);
@@ -41,17 +43,17 @@ void *grab_fd(const void *ctx, int fd, size_t *size);
  * after the end of the content will always be NUL.
  *
  * Example:
- *	// Return all of a given file, as lines.
- *	char **read_as_lines(const char *filename)
+ *	static char *read_file_firstline(const char *filename)
  *	{
- *		char **lines, *all;
+ *		char *nl, *all;
  *
  *		all = grab_file(NULL, filename, NULL);
  *		if (!all)
  *			return NULL;
- *		lines = strsplit(NULL, all, "\n", NULL);
- *		talloc_free(all);
- *		return lines;
+ *		nl = strchr(all, '\n');
+ *		if (nl)
+ *			*nl = '\0';
+ *		return all;
  *	}
  */
 void *grab_file(const void *ctx, const char *filename, size_t *size);