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Diffstat (limited to 'nss/nss_files/files-parse.c')
-rw-r--r--nss/nss_files/files-parse.c26
1 files changed, 20 insertions, 6 deletions
diff --git a/nss/nss_files/files-parse.c b/nss/nss_files/files-parse.c
index 1f3b13886d..c9fb1f81e9 100644
--- a/nss/nss_files/files-parse.c
+++ b/nss/nss_files/files-parse.c
@@ -22,6 +22,18 @@ Cambridge, MA 02139, USA. */
#include <string.h>
#include <stdlib.h>
+/* These symbols are defined by the including source file:
+
+ ENTNAME -- database name of the structure and functions (hostent, pwent).
+ STRUCTURE -- struct name, define only if not ENTNAME (passwd, group).
+ DATABASE -- string of the database file's name ("hosts", "passwd").
+
+ ENTDATA -- if defined, `struct ENTDATA' is used by the parser to store
+ things pointed to by the resultant `struct STRUCTURE'.
+
+ NEED_H_ERRNO - defined iff an arg `int *herrnop' is used.
+
+ Also see files-XXX.c. */
#define CONCAT(a,b) CONCAT1(a,b)
#define CONCAT1(a,b) a##b
@@ -83,13 +95,15 @@ parse_line (char *line, struct STRUCTURE *result, \
#define STRING_FIELD(variable, terminator_p, swallow) \
{ \
variable = line; \
- while (!terminator_p (*line)) \
- if (*++line == '\0') \
- return 0; \
- *line = '\0'; \
- do \
+ while (*line != '\0' && !terminator_p (*line)) \
++line; \
- while (swallow && terminator_p (*line)); \
+ if (*line != '\0') \
+ { \
+ *line = '\0'; \
+ do \
+ ++line; \
+ while (swallow && terminator_p (*line)); \
+ } \
}
#define INT_FIELD(variable, terminator_p, swallow, base, convert) \