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| author | Richard M. Stallman <rms@gnu.org> | 1994-09-21 03:23:32 +0000 |
|---|---|---|
| committer | Richard M. Stallman <rms@gnu.org> | 1994-09-21 03:23:32 +0000 |
| commit | fef5bc9413f17da9ab596456b6c31af3c57cf2dd (patch) | |
| tree | 0cb53601122ee0b54b19ec563e97efc8978f7a11 /lib-src | |
| parent | c8f8fc5fab042496abd91175e610a8b960b282ba (diff) | |
| download | emacs-fef5bc9413f17da9ab596456b6c31af3c57cf2dd.tar.gz | |
(from, labels, data): Use MAX_DATA_LEN as length.
(main): Use fgets, not gets.
Diffstat (limited to 'lib-src')
| -rw-r--r-- | lib-src/b2m.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/lib-src/b2m.c b/lib-src/b2m.c index 46485946c02..b6e027590a5 100644 --- a/lib-src/b2m.c +++ b/lib-src/b2m.c @@ -15,9 +15,6 @@ * Mon Nov 7 15:54:06 PDT 1988 */ -/* Serious bug: This program uses `gets', which is intrinsically - unreliable--long lines will cause crashes. - Someone should fix this program not to use `gets'. */ #include <stdio.h> #include <time.h> #include <sys/types.h> @@ -37,9 +34,11 @@ extern char *strtok (); #define FALSE (0) #endif +#define MAX_DATA_LEN 256 /* size for from[], labels[], and data[] arrays */ + int header = FALSE, printing; time_t ltoday; -char from[256], labels[256], data[256], *p, *today; +char from[MAX_DATA_LEN], labels[MAX_DATA_LEN], data[MAX_DATA_LEN], *p, *today; main (argc, argv) int argc; @@ -58,8 +57,7 @@ main (argc, argv) ltoday = time (0); today = ctime (<oday); - /* BUG! Must not use gets in a reliable program! */ - if (gets (data)) + if (fgets (data, MAX_DATA_LEN, stdin)) { if (strncmp (data, "BABYL OPTIONS:", 14)) { @@ -74,7 +72,7 @@ main (argc, argv) if (printing) puts (data); - while (gets (data)) + while (fgets (data, MAX_DATA_LEN, stdin)) { #if 0 @@ -94,7 +92,7 @@ main (argc, argv) if (!strcmp (data, "\037\f")) { /* save labels */ - gets (data); + fgets (data, MAX_DATA_LEN, stdin); p = strtok (data, " ,\r\n\t"); strcpy (labels, "X-Babyl-Labels: "); |