gawk

commit bd958637f3f30c59c36a2462cad857fb1e8baebb
parent c1cb9f7e79d6caf90a71fe2e186b8697f273dc5a
Author: Jacob R. Edwards <jacobouno@protonmail.com>
Date:   Wed,  6 Jan 2021 15:26:08 -0800

Reduce limits

Reduce limits to be more realistic. Also, remove unused MY_FILTER_MAX.

In recvtxt() simply use `MY_LINE_MAX` rather than erronously using
`MAX(MY_LINE_MAX, MY_CHUNK_MAX)`.

Diffstat:
M
gawk.h
 | 
19
++++++++++---------
M
main.c
 | 
3
+--

2 files changed, 11 insertions(+), 11 deletions(-)
diff --git a/gawk.h b/gawk.h
@@ -5,22 +5,23 @@
 #define MAX(A,B) (A > B ? A : B)
 
 /* arbitrary limits */
-#define MY_ARGV_MAX	12
+#define MY_ARGV_MAX	8
 #define MY_CHUNK_MAX	512	/* for slurping data, not recursive */
-#define MY_FILTER_MAX	4
-#define MY_INPUT_MAX	128
-#define MY_LINE_MAX	256
+#define MY_INPUT_MAX	64
+#define MY_LINE_MAX	256	/* only used for gopher items currently */
 #define MY_PATH_MAX	128
-#define MY_PIPE_MAX	12
+#define MY_PIPE_MAX	4
 #define MY_PROMPT_MAX	64
-#define MY_URL_MAX	72
+#define MY_URL_MAX	64
 
-/* NOTE: don't change address order (see itemtoaddr, sgoto and all commands) */
+/* array ordering */
+/* NOTE: before changing address order see itemtoaddr and sgoto */
 enum address { AR_PATH, AR_HOST, AR_PORT, AR_NULL };
 enum gphitem { GI_INFO, GI_PATH, GI_HOST, GI_PORT, GI_PLUS, GI_NULL };
 
-enum cstatus { ERROR = -1, OK, UNWIND };	/* command status */
-enum pstatus { NEXT = -2, FAIL, PASS };	/* pipe status */
+/* command and pipeline status */
+enum cstatus { ERROR = -1, OK, UNWIND };
+enum pstatus { NEXT = -2, FAIL, PASS };
 
 typedef int (command)(int, char **, int, char **);
 
diff --git a/main.c b/main.c
@@ -162,8 +162,7 @@ recvtxt(int s, FILE *output)
 {
 	FILE *input;
 	char *bufp;
-	/* NOTE: this buffer should be bigger than your average line */
-        char buf[MAX(MY_LINE_MAX, MY_CHUNK_MAX)];
+        char buf[MY_LINE_MAX];
 
 	input = fdopen(s, "r");
 	if (input == NULL) {