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-rw-r--r--Makefile16
-rw-r--r--cforum.c41
-rw-r--r--ctl.c44
-rw-r--r--ctl.h4
-rw-r--r--db.c36
-rw-r--r--db.h9
-rwxr-xr-xform (renamed from example)2
-rw-r--r--front.c15
-rwxr-xr-xmaketpl55
-rw-r--r--mktpl/Makefile6
-rwxr-xr-xmktpl/mktplbin0 -> 23988 bytes
-rw-r--r--mktpl/mktpl.c1616
-rw-r--r--mktpl/mktpl.lex86
-rw-r--r--query.c29
-rw-r--r--query.h9
-rw-r--r--t/front.t34
-rw-r--r--t/front.tc25
-rw-r--r--t/post.t1
-rw-r--r--t/post.tc3
-rw-r--r--t/user.t1
-rw-r--r--t/user.tc5
21 files changed, 1909 insertions, 128 deletions
diff --git a/Makefile b/Makefile
index 512b613..4e788a9 100644
--- a/Makefile
+++ b/Makefile
@@ -1,15 +1,19 @@
.SUFFIXES: .c .t .tc
LDFLAGS += -lsqlite3
-C = cforum.c err.c front.c query.c
-TPL = t/err.tc t/foot.tc t/front.tc t/head.tc
+C = cforum.c ctl.c db.c err.c query.c
+TPL = t/err.tc t/foot.tc t/front.tc t/head.tc t/post.tc t/user.tc
cforum: $(C) $(TPL)
$(CC) $(CFLAGS) $(LDFLAGS) -o cforum $(C)
-.t.tc: maketpl
- <$< ./maketpl >$@
+.t.tc: mktpl/mktpl
+ <$< mktpl/mktpl >$@
db:
- sqlite3 db "CREATE TABLE settings(key UNIQUE, value);"
- sqlite3 db "INSERT INTO settings values('name', 'C Forum');" \ No newline at end of file
+ sqlite3 db "CREATE TABLE settings(key, value, PRIMARY KEY (key));"
+ sqlite3 db "INSERT INTO settings values('name', 'C Forum');"
+ sqlite3 db "CREATE TABLE users(name, hash NOT NULL, PRIMARY KEY (name));"
+ sqlite3 db "INSERT INTO users values('john', '123');"
+ sqlite3 db "CREATE TABLE posts(user INT NOT NULL, created INT NOT NULL, edited INT, subject NOT NULL, text NOT NULL, FOREIGN KEY (user) REFERENCES users(oid));"
+ sqlite3 db "INSERT INTO posts values(1, 0, NULL, 'Hello World!', 'This is the first post.');" \ No newline at end of file
diff --git a/cforum.c b/cforum.c
index 319e9e1..80cc424 100644
--- a/cforum.c
+++ b/cforum.c
@@ -4,6 +4,7 @@
#include <string.h>
#include "ctl.h" /* Controllers. */
+#include "db.h" /* Database. Defines global variable db. */
#include "err.h" /* HTTP errors. */
#include "site.h" /* Site settings. Defines global struct site. */
#include "query.h" /* Query functions. Defines global struct query. */
@@ -13,9 +14,9 @@
int
main(int argc, char *argv[])
{
- char err[MAXERR], *qs;
- sqlite3 *db;
- sqlite3_stmt *res;
+ char err[MAXERR], *p, *qs, *v;
+ int postid, userid;
+ sqlite3_stmt *stmt;
/*
* The database is opened or a server error is generated.
@@ -37,7 +38,7 @@ main(int argc, char *argv[])
*/
if(sqlite3_prepare(db,
"SELECT value FROM settings WHERE key = 'name'",
- -1, &res, 0) != SQLITE_OK){
+ -1, &stmt, 0) != SQLITE_OK){
snprintf(err, MAXERR,
"The site name could not be retrieved: %s\n",
sqlite3_errmsg(db));
@@ -45,16 +46,16 @@ main(int argc, char *argv[])
sqlite3_close(db);
return 1;
}
- if(sqlite3_step(res) == SQLITE_ROW)
- site.name = strdup(sqlite3_column_text(res, 0));
+ if(sqlite3_step(stmt) == SQLITE_ROW)
+ site.name = strdup(sqlite3_column_text(stmt, 0));
else{
snprintf(err, MAXERR, "The site name is not set.\n");
srverr(err);
- sqlite3_finalize(res);
+ sqlite3_finalize(stmt);
sqlite3_close(db);
return 1;
}
- sqlite3_finalize(res);
+ sqlite3_finalize(stmt);
/*
* The global struct query is set, or the program dies.
@@ -62,13 +63,29 @@ main(int argc, char *argv[])
*/
setquery();
+ /* Handle empty request. */
+ if(!*query.string){
+ showfront();
+ goto end;
+ }
+
+ /* Parse query string. */
+ postid = userid = -1;
+ while(p = nextparam(GET, 128)){
+ v = split(p);
+ if(strcmp(p, "post") == 0) postid = atoi(v);
+ else if(strcmp(p, "user") == 0) userid = atoi(v);
+ }
+
/* Handle request. */
- if(!*query.string)
- front();
- /* INSERT CONDITIONS HERE */
+ if(postid != -1)
+ showpost(postid);
+ else if(userid != -1)
+ showuser(userid);
else
- front();
+ showfront();
+end:
sqlite3_close(db);
return 0;
} \ No newline at end of file
diff --git a/ctl.c b/ctl.c
new file mode 100644
index 0000000..1a3627c
--- /dev/null
+++ b/ctl.c
@@ -0,0 +1,44 @@
+#include <stdio.h>
+#include <string.h>
+#include "db.h"
+#include "query.h"
+#include "site.h"
+
+void
+showfront()
+{
+ char *title;
+
+ title = site.name;
+ printf("Content-Type: text/html\n\n");
+ #include "t/head.tc"
+ #include "t/front.tc"
+ #include "t/foot.tc"
+}
+
+void
+showpost(int id)
+{
+ char *title;
+
+ title = site.name;
+ printf("Content-Type: text/html\n\n");
+ #include "t/head.tc"
+ #include "t/post.tc"
+ #include "t/foot.tc"
+}
+
+void
+showuser(int id)
+{
+ char *title;
+ struct user *user;
+
+ user = getuser(id);
+ title = site.name;
+ printf("Content-Type: text/html\n\n");
+ #include "t/head.tc"
+ #include "t/user.tc"
+ #include "t/foot.tc"
+ free(user);
+} \ No newline at end of file
diff --git a/ctl.h b/ctl.h
index 144b6dd..7ac7030 100644
--- a/ctl.h
+++ b/ctl.h
@@ -1 +1,3 @@
-void front(void); \ No newline at end of file
+void showfront(void);
+void showpost(int);
+void showuser(int); \ No newline at end of file
diff --git a/db.c b/db.c
new file mode 100644
index 0000000..fcb742d
--- /dev/null
+++ b/db.c
@@ -0,0 +1,36 @@
+#include <err.h>
+#include <stdlib.h>
+#include <sqlite3.h>
+#include "db.h"
+
+struct user *
+getuser(int id)
+{
+ sqlite3_stmt *stmt;
+ struct user *user;
+
+ if(sqlite3_prepare(db,
+ "SELECT name, hash FROM users WHERE oid = ?",
+ -1, &stmt, 0) != SQLITE_OK)
+ goto null;
+
+ if(sqlite3_bind_int(stmt, 1, id) != SQLITE_OK)
+ goto null;
+
+ if(sqlite3_step(stmt) != SQLITE_ROW)
+ goto null;
+
+ if(!(user = malloc(sizeof(struct user))))
+ err(1, "malloc");
+
+ user->id = id;
+ user->name = sqlite3_column_text(stmt, 0);
+ user->hash = sqlite3_column_text(stmt, 1);
+
+ sqlite3_finalize(stmt);
+ return user;
+
+null:
+ sqlite3_finalize(stmt);
+ return NULL;
+} \ No newline at end of file
diff --git a/db.h b/db.h
new file mode 100644
index 0000000..629cb3b
--- /dev/null
+++ b/db.h
@@ -0,0 +1,9 @@
+#include <sqlite3.h>
+
+struct user{
+ int id;
+ char *name;
+ char *hash;
+};
+
+sqlite3 *db; \ No newline at end of file
diff --git a/example b/form
index 55307b9..24e0af2 100755
--- a/example
+++ b/form
@@ -5,7 +5,7 @@ print while <DATA>;
__END__
Content-Type: text/html
-<form action="cforum" method="post">
+<form action="cforum?action=edit" method="post">
<p><label for="name">Name</label><input type="text" name="name" value="" id="name">
<p><textarea name="text" rows="8" cols="40"></textarea>
<p><input type="submit" value="Continue &rarr;"></p>
diff --git a/front.c b/front.c
deleted file mode 100644
index 7bba90a..0000000
--- a/front.c
+++ /dev/null
@@ -1,15 +0,0 @@
-#include <stdio.h>
-#include "query.h"
-#include "site.h"
-
-void
-front()
-{
- char *title;
-
- title = site.name;
- printf("Content-Type: text/html\n\n");
- #include "t/head.tc"
- #include "t/front.tc"
- #include "t/foot.tc"
-} \ No newline at end of file
diff --git a/maketpl b/maketpl
deleted file mode 100755
index 7908f3b..0000000
--- a/maketpl
+++ /dev/null
@@ -1,55 +0,0 @@
-#!/usr/bin/env perl
-
-# `maketpl' translates a template file (.t) to a C program (.tc)
-# that prints that template with the desired interpolations.
-
-use strict;
-use warnings;
-
-my $buf;
-
-while (<STDIN>) {
- if (/(.*)\<%=(.+)%\>(.*)/) {
- $buf .= $1;
- flsh();
- print qq(printf("%s", $2);\n);
- if ($3) {
- $buf .= "$3\n";
- }
- } elsif (/(.*)\<%/) {
- my $code;
- $buf .= $1;
- flsh();
- if (/\<%(.*)%\>(.*)/) {
- $code = $1;
- $buf .= $2;
- $buf .= "\n";
- } else {
- /\<%(.*)/;
- $code = $1;
- while (<STDIN>) {
- if (/(.*)%\>(.*)/) {
- $code .= $1;
- $buf .= $2;
- $buf .= "\n";
- last;
- }
- $code .= $_;
- }
- }
- print $code;
- } else {
- $buf .= $_;
- }
-}
-
-flsh();
-
-sub flsh {
- return if not $buf;
- $buf =~ s/\\/\\\\/g;
- $buf =~ s/"/\\"/g;
- $buf =~ s/\n/\\n/g;
- print qq(printf("$buf");\n);
- $buf = '';
-} \ No newline at end of file
diff --git a/mktpl/Makefile b/mktpl/Makefile
new file mode 100644
index 0000000..0e7363b
--- /dev/null
+++ b/mktpl/Makefile
@@ -0,0 +1,6 @@
+LDLIBS += -lfl
+
+mktpl: mktpl.c
+
+mktpl.c: mktpl.lex
+ flex -omktpl.c mktpl.lex
diff --git a/mktpl/mktpl b/mktpl/mktpl
new file mode 100755
index 0000000..b1c459c
--- /dev/null
+++ b/mktpl/mktpl
Binary files differ
diff --git a/mktpl/mktpl.c b/mktpl/mktpl.c
new file mode 100644
index 0000000..7ed1626
--- /dev/null
+++ b/mktpl/mktpl.c
@@ -0,0 +1,1616 @@
+#line 2 "mktpl.c"
+/* A lexical scanner generated by flex */
+
+/* Scanner skeleton version:
+ * $Header: /cvs/root/flex/flex/skel.c,v 1.2 2004/05/07 00:28:17 jkh Exp $
+ */
+
+#define FLEX_SCANNER
+#define YY_FLEX_MAJOR_VERSION 2
+#define YY_FLEX_MINOR_VERSION 5
+
+#include <stdio.h>
+
+
+/* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
+#ifdef c_plusplus
+#ifndef __cplusplus
+#define __cplusplus
+#endif
+#endif
+
+
+#ifdef __cplusplus
+
+#include <stdlib.h>
+#include <unistd.h>
+
+/* Use prototypes in function declarations. */
+#define YY_USE_PROTOS
+
+/* The "const" storage-class-modifier is valid. */
+#define YY_USE_CONST
+
+#else /* ! __cplusplus */
+
+#if __STDC__
+
+#define YY_USE_PROTOS
+#define YY_USE_CONST
+
+#endif /* __STDC__ */
+#endif /* ! __cplusplus */
+
+#ifdef __TURBOC__
+ #pragma warn -rch
+ #pragma warn -use
+#include <io.h>
+#include <stdlib.h>
+#define YY_USE_CONST
+#define YY_USE_PROTOS
+#endif
+
+#ifdef YY_USE_CONST
+#define yyconst const
+#else
+#define yyconst
+#endif
+
+
+#ifdef YY_USE_PROTOS
+#define YY_PROTO(proto) proto
+#else
+#define YY_PROTO(proto) ()
+#endif
+
+/* Returned upon end-of-file. */
+#define YY_NULL 0
+
+/* Promotes a possibly negative, possibly signed char to an unsigned
+ * integer for use as an array index. If the signed char is negative,
+ * we want to instead treat it as an 8-bit unsigned char, hence the
+ * double cast.
+ */
+#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
+
+/* Enter a start condition. This macro really ought to take a parameter,
+ * but we do it the disgusting crufty way forced on us by the ()-less
+ * definition of BEGIN.
+ */
+#define BEGIN yy_start = 1 + 2 *
+
+/* Translate the current start state into a value that can be later handed
+ * to BEGIN to return to the state. The YYSTATE alias is for lex
+ * compatibility.
+ */
+#define YY_START ((yy_start - 1) / 2)
+#define YYSTATE YY_START
+
+/* Action number for EOF rule of a given start state. */
+#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
+
+/* Special action meaning "start processing a new file". */
+#define YY_NEW_FILE yyrestart( yyin )
+
+#define YY_END_OF_BUFFER_CHAR 0
+
+/* Size of default input buffer. */
+#define YY_BUF_SIZE 16384
+
+typedef struct yy_buffer_state *YY_BUFFER_STATE;
+
+extern int yyleng;
+extern FILE *yyin, *yyout;
+
+#define EOB_ACT_CONTINUE_SCAN 0
+#define EOB_ACT_END_OF_FILE 1
+#define EOB_ACT_LAST_MATCH 2
+
+/* The funky do-while in the following #define is used to turn the definition
+ * int a single C statement (which needs a semi-colon terminator). This
+ * avoids problems with code like:
+ *
+ * if ( condition_holds )
+ * yyless( 5 );
+ * else
+ * do_something_else();
+ *
+ * Prior to using the do-while the compiler would get upset at the
+ * "else" because it interpreted the "if" statement as being all
+ * done when it reached the ';' after the yyless() call.
+ */
+
+/* Return all but the first 'n' matched characters back to the input stream. */
+
+#define yyless(n) \
+ do \
+ { \
+ /* Undo effects of setting up yytext. */ \
+ *yy_cp = yy_hold_char; \
+ YY_RESTORE_YY_MORE_OFFSET \
+ yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \
+ YY_DO_BEFORE_ACTION; /* set up yytext again */ \
+ } \
+ while ( 0 )
+
+#define unput(c) yyunput( c, yytext_ptr )
+
+/* The following is because we cannot portably get our hands on size_t
+ * (without autoconf's help, which isn't available because we want
+ * flex-generated scanners to compile on their own).
+ */
+typedef unsigned int yy_size_t;
+
+
+struct yy_buffer_state
+ {
+ FILE *yy_input_file;
+
+ char *yy_ch_buf; /* input buffer */
+ char *yy_buf_pos; /* current position in input buffer */
+
+ /* Size of input buffer in bytes, not including room for EOB
+ * characters.
+ */
+ yy_size_t yy_buf_size;
+
+ /* Number of characters read into yy_ch_buf, not including EOB
+ * characters.
+ */
+ int yy_n_chars;
+
+ /* Whether we "own" the buffer - i.e., we know we created it,
+ * and can realloc() it to grow it, and should free() it to
+ * delete it.
+ */
+ int yy_is_our_buffer;
+
+ /* Whether this is an "interactive" input source; if so, and
+ * if we're using stdio for input, then we want to use getc()
+ * instead of fread(), to make sure we stop fetching input after
+ * each newline.
+ */
+ int yy_is_interactive;
+
+ /* Whether we're considered to be at the beginning of a line.
+ * If so, '^' rules will be active on the next match, otherwise
+ * not.
+ */
+ int yy_at_bol;
+
+ /* Whether to try to fill the input buffer when we reach the
+ * end of it.
+ */
+ int yy_fill_buffer;
+
+ int yy_buffer_status;
+#define YY_BUFFER_NEW 0
+#define YY_BUFFER_NORMAL 1
+ /* When an EOF's been seen but there's still some text to process
+ * then we mark the buffer as YY_EOF_PENDING, to indicate that we
+ * shouldn't try reading from the input source any more. We might
+ * still have a bunch of tokens to match, though, because of
+ * possible backing-up.
+ *
+ * When we actually see the EOF, we change the status to "new"
+ * (via yyrestart()), so that the user can continue scanning by
+ * just pointing yyin at a new input file.
+ */
+#define YY_BUFFER_EOF_PENDING 2
+ };
+
+static YY_BUFFER_STATE yy_current_buffer = 0;
+
+/* We provide macros for accessing buffer states in case in the
+ * future we want to put the buffer states in a more general
+ * "scanner state".
+ */
+#define YY_CURRENT_BUFFER yy_current_buffer
+
+
+/* yy_hold_char holds the character lost when yytext is formed. */
+static char yy_hold_char;
+
+static int yy_n_chars; /* number of characters read into yy_ch_buf */
+
+
+int yyleng;
+
+/* Points to current character in buffer. */
+static char *yy_c_buf_p = (char *) 0;
+static int yy_init = 1; /* whether we need to initialize */
+static int yy_start = 0; /* start state number */
+
+/* Flag which is used to allow yywrap()'s to do buffer switches
+ * instead of setting up a fresh yyin. A bit of a hack ...
+ */
+static int yy_did_buffer_switch_on_eof;
+
+void yyrestart YY_PROTO(( FILE *input_file ));
+
+void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer ));
+void yy_load_buffer_state YY_PROTO(( void ));
+YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size ));
+void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b ));
+void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file ));
+void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b ));
+#define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer )
+
+YY_BUFFER_STATE yy_scan_buffer YY_PROTO(( char *base, yy_size_t size ));
+YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst char *yy_str ));
+YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst char *bytes, int len ));
+
+static void *yy_flex_alloc YY_PROTO(( yy_size_t ));
+static void *yy_flex_realloc YY_PROTO(( void *, yy_size_t ));
+static void yy_flex_free YY_PROTO(( void * ));
+
+#define yy_new_buffer yy_create_buffer
+
+#define yy_set_interactive(is_interactive) \
+ { \
+ if ( ! yy_current_buffer ) \
+ yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
+ yy_current_buffer->yy_is_interactive = is_interactive; \
+ }
+
+#define yy_set_bol(at_bol) \
+ { \
+ if ( ! yy_current_buffer ) \
+ yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
+ yy_current_buffer->yy_at_bol = at_bol; \
+ }
+
+#define YY_AT_BOL() (yy_current_buffer->yy_at_bol)
+
+typedef unsigned char YY_CHAR;
+FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
+typedef int yy_state_type;
+extern char *yytext;
+#define yytext_ptr yytext
+
+static yy_state_type yy_get_previous_state YY_PROTO(( void ));
+static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state ));
+static int yy_get_next_buffer YY_PROTO(( void ));
+static void yy_fatal_error YY_PROTO(( yyconst char msg[] ));
+
+/* Done after the current pattern has been matched and before the
+ * corresponding action - sets up yytext.
+ */
+#define YY_DO_BEFORE_ACTION \
+ yytext_ptr = yy_bp; \
+ yyleng = (int) (yy_cp - yy_bp); \
+ yy_hold_char = *yy_cp; \
+ *yy_cp = '\0'; \
+ yy_c_buf_p = yy_cp;
+
+#define YY_NUM_RULES 8
+#define YY_END_OF_BUFFER 9
+static yyconst short int yy_accept[21] =
+ { 0,
+ 0, 0, 0, 0, 0, 0, 9, 1, 1, 4,
+ 8, 4, 6, 6, 0, 5, 7, 3, 2, 0
+ } ;
+
+static yyconst int yy_ec[256] =
+ { 0,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 2,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 3, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 4,
+ 5, 6, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1
+ } ;
+
+static yyconst int yy_meta[7] =
+ { 0,
+ 1, 1, 2, 1, 1, 3
+ } ;
+
+static yyconst short int yy_base[28] =
+ { 0,
+ 22, 21, 0, 2, 21, 20, 22, 27, 0, 27,
+ 27, 0, 27, 0, 16, 27, 27, 27, 27, 27,
+ 5, 8, 11, 18, 16, 15, 14
+ } ;
+
+static yyconst short int yy_def[28] =
+ { 0,
+ 21, 21, 22, 22, 23, 23, 20, 20, 24, 20,
+ 20, 25, 20, 26, 27, 20, 20, 20, 20, 0,
+ 20, 20, 20, 20, 20, 20, 20
+ } ;
+
+static yyconst short int yy_nxt[34] =
+ { 0,
+ 20, 11, 12, 11, 12, 8, 8, 8, 10, 10,
+ 10, 13, 13, 13, 18, 18, 18, 17, 16, 15,
+ 19, 20, 14, 14, 9, 9, 7, 20, 20, 20,
+ 20, 20, 20
+ } ;
+
+static yyconst short int yy_chk[34] =
+ { 0,
+ 0, 3, 3, 4, 4, 21, 21, 21, 22, 22,
+ 22, 23, 23, 23, 27, 27, 27, 26, 25, 24,
+ 15, 7, 6, 5, 2, 1, 20, 20, 20, 20,
+ 20, 20, 20
+ } ;
+
+static yy_state_type yy_last_accepting_state;
+static char *yy_last_accepting_cpos;
+
+/* The intent behind this definition is that it'll catch
+ * any uses of REJECT which flex missed.
+ */
+#define REJECT reject_used_but_not_detected
+#define yymore() yymore_used_but_not_detected
+#define YY_MORE_ADJ 0
+#define YY_RESTORE_YY_MORE_OFFSET
+char *yytext;
+#line 1 "mktpl.lex"
+#define INITIAL 0
+#define PRNT 1
+
+#define EVAL 2
+
+#include <err.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+void apnd();
+void eval();
+void text();
+void prnt();
+char *buf;
+int len;
+int sz;
+#line 390 "mktpl.c"
+
+/* Macros after this point can all be overridden by user definitions in
+ * section 1.
+ */
+
+#ifndef YY_SKIP_YYWRAP
+#ifdef __cplusplus
+extern "C" int yywrap YY_PROTO(( void ));
+#else
+extern int yywrap YY_PROTO(( void ));
+#endif
+#endif
+
+#ifndef YY_NO_UNPUT
+static void yyunput YY_PROTO(( int c, char *buf_ptr ));
+#endif
+
+#ifndef yytext_ptr
+static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int ));
+#endif
+
+#ifdef YY_NEED_STRLEN
+static int yy_flex_strlen YY_PROTO(( yyconst char * ));
+#endif
+
+#ifndef YY_NO_INPUT
+#ifdef __cplusplus
+static int yyinput YY_PROTO(( void ));
+#else
+static int input YY_PROTO(( void ));
+#endif
+#endif
+
+#if YY_STACK_USED
+static int yy_start_stack_ptr = 0;
+static int yy_start_stack_depth = 0;
+static int *yy_start_stack = 0;
+#ifndef YY_NO_PUSH_STATE
+static void yy_push_state YY_PROTO(( int new_state ));
+#endif
+#ifndef YY_NO_POP_STATE
+static void yy_pop_state YY_PROTO(( void ));
+#endif
+#ifndef YY_NO_TOP_STATE
+static int yy_top_state YY_PROTO(( void ));
+#endif
+
+#else
+#define YY_NO_PUSH_STATE 1
+#define YY_NO_POP_STATE 1
+#define YY_NO_TOP_STATE 1
+#endif
+
+#ifdef YY_MALLOC_DECL
+YY_MALLOC_DECL
+#else
+#if __STDC__
+#ifndef __cplusplus
+#include <stdlib.h>
+#endif
+#else
+/* Just try to get by without declaring the routines. This will fail
+ * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int)
+ * or sizeof(void*) != sizeof(int).
+ */
+#endif
+#endif
+
+/* Amount of stuff to slurp up with each read. */
+#ifndef YY_READ_BUF_SIZE
+#define YY_READ_BUF_SIZE 8192
+#endif
+
+/* Copy whatever the last rule matched to the standard output. */
+
+#ifndef ECHO
+/* This used to be an fputs(), but since the string might contain NUL's,
+ * we now use fwrite().
+ */
+#define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
+#endif
+
+/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
+ * is returned in "result".
+ */
+#ifndef YY_INPUT
+#define YY_INPUT(buf,result,max_size) \
+ if ( yy_current_buffer->yy_is_interactive ) \
+ { \
+ int c = '*', n; \
+ for ( n = 0; n < max_size && \
+ (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
+ buf[n] = (char) c; \
+ if ( c == '\n' ) \
+ buf[n++] = (char) c; \
+ if ( c == EOF && ferror( yyin ) ) \
+ YY_FATAL_ERROR( "input in flex scanner failed" ); \
+ result = n; \
+ } \
+ else if ( ((result = fread( buf, 1, max_size, yyin )) == 0) \
+ && ferror( yyin ) ) \
+ YY_FATAL_ERROR( "input in flex scanner failed" );
+#endif
+
+/* No semi-colon after return; correct usage is to write "yyterminate();" -
+ * we don't want an extra ';' after the "return" because that will cause
+ * some compilers to complain about unreachable statements.
+ */
+#ifndef yyterminate
+#define yyterminate() return YY_NULL
+#endif
+
+/* Number of entries by which start-condition stack grows. */
+#ifndef YY_START_STACK_INCR
+#define YY_START_STACK_INCR 25
+#endif
+
+/* Report a fatal error. */
+#ifndef YY_FATAL_ERROR
+#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
+#endif
+
+/* Default declaration of generated scanner - a define so the user can
+ * easily add parameters.
+ */
+#ifndef YY_DECL
+#define YY_DECL int yylex YY_PROTO(( void ))
+#endif
+
+/* Code executed at the beginning of each rule, after yytext and yyleng
+ * have been set up.
+ */
+#ifndef YY_USER_ACTION
+#define YY_USER_ACTION
+#endif
+
+/* Code executed at the end of each rule. */
+#ifndef YY_BREAK
+#define YY_BREAK break;
+#endif
+
+#define YY_RULE_SETUP \
+ YY_USER_ACTION
+
+YY_DECL
+ {
+ register yy_state_type yy_current_state;
+ register char *yy_cp, *yy_bp;
+ register int yy_act;
+
+#line 18 "mktpl.lex"
+
+#line 543 "mktpl.c"
+
+ if ( yy_init )
+ {
+ yy_init = 0;
+
+#ifdef YY_USER_INIT
+ YY_USER_INIT;
+#endif
+
+ if ( ! yy_start )
+ yy_start = 1; /* first start state */
+
+ if ( ! yyin )
+ yyin = stdin;
+
+ if ( ! yyout )
+ yyout = stdout;
+
+ if ( ! yy_current_buffer )
+ yy_current_buffer =
+ yy_create_buffer( yyin, YY_BUF_SIZE );
+
+ yy_load_buffer_state();
+ }
+
+ while ( 1 ) /* loops until end-of-file is reached */
+ {
+ yy_cp = yy_c_buf_p;
+
+ /* Support of yytext. */
+ *yy_cp = yy_hold_char;
+
+ /* yy_bp points to the position in yy_ch_buf of the start of
+ * the current run.
+ */
+ yy_bp = yy_cp;
+
+ yy_current_state = yy_start;
+yy_match:
+ do
+ {
+ register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
+ if ( yy_accept[yy_current_state] )
+ {
+ yy_last_accepting_state = yy_current_state;
+ yy_last_accepting_cpos = yy_cp;
+ }
+ while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
+ {
+ yy_current_state = (int) yy_def[yy_current_state];
+ if ( yy_current_state >= 21 )
+ yy_c = yy_meta[(unsigned int) yy_c];
+ }
+ yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
+ ++yy_cp;
+ }
+ while ( yy_base[yy_current_state] != 27 );
+
+yy_find_action:
+ yy_act = yy_accept[yy_current_state];
+ if ( yy_act == 0 )
+ { /* have to back up */
+ yy_cp = yy_last_accepting_cpos;
+ yy_current_state = yy_last_accepting_state;
+ yy_act = yy_accept[yy_current_state];
+ }
+
+ YY_DO_BEFORE_ACTION;
+
+
+do_action: /* This label is used only to access EOF actions. */
+
+
+ switch ( yy_act )
+ { /* beginning of action switch */
+ case 0: /* must back up */
+ /* undo the effects of YY_DO_BEFORE_ACTION */
+ *yy_cp = yy_hold_char;
+ yy_cp = yy_last_accepting_cpos;
+ yy_current_state = yy_last_accepting_state;
+ goto yy_find_action;
+
+case 1:
+YY_RULE_SETUP
+#line 19 "mktpl.lex"
+apnd();
+ YY_BREAK
+case 2:
+YY_RULE_SETUP
+#line 20 "mktpl.lex"
+text(); BEGIN(PRNT);
+ YY_BREAK
+case 3:
+YY_RULE_SETUP
+#line 21 "mktpl.lex"
+text(); BEGIN(EVAL);
+ YY_BREAK
+case 4:
+YY_RULE_SETUP
+#line 23 "mktpl.lex"
+apnd();
+ YY_BREAK
+case 5:
+YY_RULE_SETUP
+#line 24 "mktpl.lex"
+prnt(); BEGIN(0);
+ YY_BREAK
+case 6:
+YY_RULE_SETUP
+#line 26 "mktpl.lex"
+apnd();
+ YY_BREAK
+case 7:
+YY_RULE_SETUP
+#line 27 "mktpl.lex"
+eval(); BEGIN(0);
+ YY_BREAK
+case YY_STATE_EOF(PRNT):
+#line 29 "mktpl.lex"
+prnt(); yyterminate();
+ YY_BREAK
+case YY_STATE_EOF(EVAL):
+#line 30 "mktpl.lex"
+eval(); yyterminate();
+ YY_BREAK
+case YY_STATE_EOF(INITIAL):
+#line 31 "mktpl.lex"
+text(); yyterminate();
+ YY_BREAK
+case 8:
+YY_RULE_SETUP
+#line 32 "mktpl.lex"
+ECHO;
+ YY_BREAK
+#line 678 "mktpl.c"
+
+ case YY_END_OF_BUFFER:
+ {
+ /* Amount of text matched not including the EOB char. */
+ int yy_amount_of_matched_text = (int) (yy_cp - yytext_ptr) - 1;
+
+ /* Undo the effects of YY_DO_BEFORE_ACTION. */
+ *yy_cp = yy_hold_char;
+ YY_RESTORE_YY_MORE_OFFSET
+
+ if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_NEW )
+ {
+ /* We're scanning a new file or input source. It's
+ * possible that this happened because the user
+ * just pointed yyin at a new source and called
+ * yylex(). If so, then we have to assure
+ * consistency between yy_current_buffer and our
+ * globals. Here is the right place to do so, because
+ * this is the first action (other than possibly a
+ * back-up) that will match for the new input source.
+ */
+ yy_n_chars = yy_current_buffer->yy_n_chars;
+ yy_current_buffer->yy_input_file = yyin;
+ yy_current_buffer->yy_buffer_status = YY_BUFFER_NORMAL;
+ }
+
+ /* Note that here we test for yy_c_buf_p "<=" to the position
+ * of the first EOB in the buffer, since yy_c_buf_p will
+ * already have been incremented past the NUL character
+ * (since all states make transitions on EOB to the
+ * end-of-buffer state). Contrast this with the test
+ * in input().
+ */
+ if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] )
+ { /* This was really a NUL. */
+ yy_state_type yy_next_state;
+
+ yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text;
+
+ yy_current_state = yy_get_previous_state();
+
+ /* Okay, we're now positioned to make the NUL
+ * transition. We couldn't have
+ * yy_get_previous_state() go ahead and do it
+ * for us because it doesn't know how to deal
+ * with the possibility of jamming (and we don't
+ * want to build jamming into it because then it
+ * will run more slowly).
+ */
+
+ yy_next_state = yy_try_NUL_trans( yy_current_state );
+
+ yy_bp = yytext_ptr + YY_MORE_ADJ;
+
+ if ( yy_next_state )
+ {
+ /* Consume the NUL. */
+ yy_cp = ++yy_c_buf_p;
+ yy_current_state = yy_next_state;
+ goto yy_match;
+ }
+
+ else
+ {
+ yy_cp = yy_c_buf_p;
+ goto yy_find_action;
+ }
+ }
+
+ else switch ( yy_get_next_buffer() )
+ {
+ case EOB_ACT_END_OF_FILE:
+ {
+ yy_did_buffer_switch_on_eof = 0;
+
+ if ( yywrap() )
+ {
+ /* Note: because we've taken care in
+ * yy_get_next_buffer() to have set up
+ * yytext, we can now set up
+ * yy_c_buf_p so that if some total
+ * hoser (like flex itself) wants to
+ * call the scanner after we return the
+ * YY_NULL, it'll still work - another
+ * YY_NULL will get returned.
+ */
+ yy_c_buf_p = yytext_ptr + YY_MORE_ADJ;
+
+ yy_act = YY_STATE_EOF(YY_START);
+ goto do_action;
+ }
+
+ else
+ {
+ if ( ! yy_did_buffer_switch_on_eof )
+ YY_NEW_FILE;
+ }
+ break;
+ }
+
+ case EOB_ACT_CONTINUE_SCAN:
+ yy_c_buf_p =
+ yytext_ptr + yy_amount_of_matched_text;
+
+ yy_current_state = yy_get_previous_state();
+
+ yy_cp = yy_c_buf_p;
+ yy_bp = yytext_ptr + YY_MORE_ADJ;
+ goto yy_match;
+
+ case EOB_ACT_LAST_MATCH:
+ yy_c_buf_p =
+ &yy_current_buffer->yy_ch_buf[yy_n_chars];
+
+ yy_current_state = yy_get_previous_state();
+
+ yy_cp = yy_c_buf_p;
+ yy_bp = yytext_ptr + YY_MORE_ADJ;
+ goto yy_find_action;
+ }
+ break;
+ }
+
+ default:
+ YY_FATAL_ERROR(
+ "fatal flex scanner internal error--no action found" );
+ } /* end of action switch */
+ } /* end of scanning one token */
+ } /* end of yylex */
+
+
+/* yy_get_next_buffer - try to read in a new buffer
+ *
+ * Returns a code representing an action:
+ * EOB_ACT_LAST_MATCH -
+ * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
+ * EOB_ACT_END_OF_FILE - end of file
+ */
+
+static int yy_get_next_buffer()
+ {
+ register char *dest = yy_current_buffer->yy_ch_buf;
+ register char *source = yytext_ptr;
+ register int number_to_move, i;
+ int ret_val;
+
+ if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] )
+ YY_FATAL_ERROR(
+ "fatal flex scanner internal error--end of buffer missed" );
+
+ if ( yy_current_buffer->yy_fill_buffer == 0 )
+ { /* Don't try to fill the buffer, so this is an EOF. */
+ if ( yy_c_buf_p - yytext_ptr - YY_MORE_ADJ == 1 )
+ {
+ /* We matched a single character, the EOB, so
+ * treat this as a final EOF.
+ */
+ return EOB_ACT_END_OF_FILE;
+ }
+
+ else
+ {
+ /* We matched some text prior to the EOB, first
+ * process it.
+ */
+ return EOB_ACT_LAST_MATCH;
+ }
+ }
+
+ /* Try to read more data. */
+
+ /* First move last chars to start of buffer. */
+ number_to_move = (int) (yy_c_buf_p - yytext_ptr) - 1;
+
+ for ( i = 0; i < number_to_move; ++i )
+ *(dest++) = *(source++);
+
+ if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_EOF_PENDING )
+ /* don't do the read, it's not guaranteed to return an EOF,
+ * just force an EOF
+ */
+ yy_current_buffer->yy_n_chars = yy_n_chars = 0;
+
+ else
+ {
+ int num_to_read =
+ yy_current_buffer->yy_buf_size - number_to_move - 1;
+
+ while ( num_to_read <= 0 )
+ { /* Not enough room in the buffer - grow it. */
+#ifdef YY_USES_REJECT
+ YY_FATAL_ERROR(
+"input buffer overflow, can't enlarge buffer because scanner uses REJECT" );
+#else
+
+ /* just a shorter name for the current buffer */
+ YY_BUFFER_STATE b = yy_current_buffer;
+
+ int yy_c_buf_p_offset =
+ (int) (yy_c_buf_p - b->yy_ch_buf);
+
+ if ( b->yy_is_our_buffer )
+ {
+ int new_size = b->yy_buf_size * 2;
+
+ if ( new_size <= 0 )
+ b->yy_buf_size += b->yy_buf_size / 8;
+ else
+ b->yy_buf_size *= 2;
+
+ b->yy_ch_buf = (char *)
+ /* Include room in for 2 EOB chars. */
+ yy_flex_realloc( (void *) b->yy_ch_buf,
+ b->yy_buf_size + 2 );
+ }
+ else
+ /* Can't grow it, we don't own it. */
+ b->yy_ch_buf = 0;
+
+ if ( ! b->yy_ch_buf )
+ YY_FATAL_ERROR(
+ "fatal error - scanner input buffer overflow" );
+
+ yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];
+
+ num_to_read = yy_current_buffer->yy_buf_size -
+ number_to_move - 1;
+#endif
+ }
+
+ if ( num_to_read > YY_READ_BUF_SIZE )
+ num_to_read = YY_READ_BUF_SIZE;
+
+ /* Read in more data. */
+ YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]),
+ yy_n_chars, num_to_read );
+
+ yy_current_buffer->yy_n_chars = yy_n_chars;
+ }
+
+ if ( yy_n_chars == 0 )
+ {
+ if ( number_to_move == YY_MORE_ADJ )
+ {
+ ret_val = EOB_ACT_END_OF_FILE;
+ yyrestart( yyin );
+ }
+
+ else
+ {
+ ret_val = EOB_ACT_LAST_MATCH;
+ yy_current_buffer->yy_buffer_status =
+ YY_BUFFER_EOF_PENDING;
+ }
+ }
+
+ else
+ ret_val = EOB_ACT_CONTINUE_SCAN;
+
+ yy_n_chars += number_to_move;
+ yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR;
+ yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
+
+ yytext_ptr = &yy_current_buffer->yy_ch_buf[0];
+
+ return ret_val;
+ }
+
+
+/* yy_get_previous_state - get the state just before the EOB char was reached */
+
+static yy_state_type yy_get_previous_state()
+ {
+ register yy_state_type yy_current_state;
+ register char *yy_cp;
+
+ yy_current_state = yy_start;
+
+ for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
+ {
+ register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
+ if ( yy_accept[yy_current_state] )
+ {
+ yy_last_accepting_state = yy_current_state;
+ yy_last_accepting_cpos = yy_cp;
+ }
+ while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
+ {
+ yy_current_state = (int) yy_def[yy_current_state];
+ if ( yy_current_state >= 21 )
+ yy_c = yy_meta[(unsigned int) yy_c];
+ }
+ yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
+ }
+
+ return yy_current_state;
+ }
+
+
+/* yy_try_NUL_trans - try to make a transition on the NUL character
+ *
+ * synopsis
+ * next_state = yy_try_NUL_trans( current_state );
+ */
+
+#ifdef YY_USE_PROTOS
+static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state )
+#else
+static yy_state_type yy_try_NUL_trans( yy_current_state )
+yy_state_type yy_current_state;
+#endif
+ {
+ register int yy_is_jam;
+ register char *yy_cp = yy_c_buf_p;
+
+ register YY_CHAR yy_c = 1;
+ if ( yy_accept[yy_current_state] )
+ {
+ yy_last_accepting_state = yy_current_state;
+ yy_last_accepting_cpos = yy_cp;
+ }
+ while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
+ {
+ yy_current_state = (int) yy_def[yy_current_state];
+ if ( yy_current_state >= 21 )
+ yy_c = yy_meta[(unsigned int) yy_c];
+ }
+ yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
+ yy_is_jam = (yy_current_state == 20);
+
+ return yy_is_jam ? 0 : yy_current_state;
+ }
+
+
+#ifndef YY_NO_UNPUT
+#ifdef YY_USE_PROTOS
+static void yyunput( int c, register char *yy_bp )
+#else
+static void yyunput( c, yy_bp )
+int c;
+register char *yy_bp;
+#endif
+ {
+ register char *yy_cp = yy_c_buf_p;
+
+ /* undo effects of setting up yytext */
+ *yy_cp = yy_hold_char;
+
+ if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
+ { /* need to shift things up to make room */
+ /* +2 for EOB chars. */
+ register int number_to_move = yy_n_chars + 2;
+ register char *dest = &yy_current_buffer->yy_ch_buf[
+ yy_current_buffer->yy_buf_size + 2];
+ register char *source =
+ &yy_current_buffer->yy_ch_buf[number_to_move];
+
+ while ( source > yy_current_buffer->yy_ch_buf )
+ *--dest = *--source;
+
+ yy_cp += (int) (dest - source);
+ yy_bp += (int) (dest - source);
+ yy_current_buffer->yy_n_chars =
+ yy_n_chars = yy_current_buffer->yy_buf_size;
+
+ if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
+ YY_FATAL_ERROR( "flex scanner push-back overflow" );
+ }
+
+ *--yy_cp = (char) c;
+
+
+ yytext_ptr = yy_bp;
+ yy_hold_char = *yy_cp;
+ yy_c_buf_p = yy_cp;
+ }
+#endif /* ifndef YY_NO_UNPUT */
+
+
+#ifdef __cplusplus
+static int yyinput()
+#else
+static int input()
+#endif
+ {
+ int c;
+
+ *yy_c_buf_p = yy_hold_char;
+
+ if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
+ {
+ /* yy_c_buf_p now points to the character we want to return.
+ * If this occurs *before* the EOB characters, then it's a
+ * valid NUL; if not, then we've hit the end of the buffer.
+ */
+ if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] )
+ /* This was really a NUL. */
+ *yy_c_buf_p = '\0';
+
+ else
+ { /* need more input */
+ int offset = yy_c_buf_p - yytext_ptr;
+ ++yy_c_buf_p;
+
+ switch ( yy_get_next_buffer() )
+ {
+ case EOB_ACT_LAST_MATCH:
+ /* This happens because yy_g_n_b()
+ * sees that we've accumulated a
+ * token and flags that we need to
+ * try matching the token before
+ * proceeding. But for input(),
+ * there's no matching to consider.
+ * So convert the EOB_ACT_LAST_MATCH
+ * to EOB_ACT_END_OF_FILE.
+ */
+
+ /* Reset buffer status. */
+ yyrestart( yyin );
+
+ /* fall through */
+
+ case EOB_ACT_END_OF_FILE:
+ {
+ if ( yywrap() )
+ return EOF;
+
+ if ( ! yy_did_buffer_switch_on_eof )
+ YY_NEW_FILE;
+#ifdef __cplusplus
+ return yyinput();
+#else
+ return input();
+#endif
+ }
+
+ case EOB_ACT_CONTINUE_SCAN:
+ yy_c_buf_p = yytext_ptr + offset;
+ break;
+ }
+ }
+ }
+
+ c = *(unsigned char *) yy_c_buf_p; /* cast for 8-bit char's */
+ *yy_c_buf_p = '\0'; /* preserve yytext */
+ yy_hold_char = *++yy_c_buf_p;
+
+
+ return c;
+ }
+
+
+#ifdef YY_USE_PROTOS
+void yyrestart( FILE *input_file )
+#else
+void yyrestart( input_file )
+FILE *input_file;
+#endif
+ {
+ if ( ! yy_current_buffer )
+ yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE );
+
+ yy_init_buffer( yy_current_buffer, input_file );
+ yy_load_buffer_state();
+ }
+
+
+#ifdef YY_USE_PROTOS
+void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
+#else
+void yy_switch_to_buffer( new_buffer )
+YY_BUFFER_STATE new_buffer;
+#endif
+ {
+ if ( yy_current_buffer == new_buffer )
+ return;
+
+ if ( yy_current_buffer )
+ {
+ /* Flush out information for old buffer. */
+ *yy_c_buf_p = yy_hold_char;
+ yy_current_buffer->yy_buf_pos = yy_c_buf_p;
+ yy_current_buffer->yy_n_chars = yy_n_chars;
+ }
+
+ yy_current_buffer = new_buffer;
+ yy_load_buffer_state();
+
+ /* We don't actually know whether we did this switch during
+ * EOF (yywrap()) processing, but the only time this flag
+ * is looked at is after yywrap() is called, so it's safe
+ * to go ahead and always set it.
+ */
+ yy_did_buffer_switch_on_eof = 1;
+ }
+
+
+#ifdef YY_USE_PROTOS
+void yy_load_buffer_state( void )
+#else
+void yy_load_buffer_state()
+#endif
+ {
+ yy_n_chars = yy_current_buffer->yy_n_chars;
+ yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos;
+ yyin = yy_current_buffer->yy_input_file;
+ yy_hold_char = *yy_c_buf_p;
+ }
+
+
+#ifdef YY_USE_PROTOS
+YY_BUFFER_STATE yy_create_buffer( FILE *file, int size )
+#else
+YY_BUFFER_STATE yy_create_buffer( file, size )
+FILE *file;
+int size;
+#endif
+ {
+ YY_BUFFER_STATE b;
+
+ b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
+ if ( ! b )
+ YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
+
+ b->yy_buf_size = size;
+
+ /* yy_ch_buf has to be 2 characters longer than the size given because
+ * we need to put in 2 end-of-buffer characters.
+ */
+ b->yy_ch_buf = (char *) yy_flex_alloc( b->yy_buf_size + 2 );
+ if ( ! b->yy_ch_buf )
+ YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
+
+ b->yy_is_our_buffer = 1;
+
+ yy_init_buffer( b, file );
+
+ return b;
+ }
+
+
+#ifdef YY_USE_PROTOS
+void yy_delete_buffer( YY_BUFFER_STATE b )
+#else
+void yy_delete_buffer( b )
+YY_BUFFER_STATE b;
+#endif
+ {
+ if ( ! b )
+ return;
+
+ if ( b == yy_current_buffer )
+ yy_current_buffer = (YY_BUFFER_STATE) 0;
+
+ if ( b->yy_is_our_buffer )
+ yy_flex_free( (void *) b->yy_ch_buf );
+
+ yy_flex_free( (void *) b );
+ }
+
+
+#ifndef YY_ALWAYS_INTERACTIVE
+#ifndef YY_NEVER_INTERACTIVE
+extern int isatty YY_PROTO(( int ));
+#endif
+#endif
+
+#ifdef YY_USE_PROTOS
+void yy_init_buffer( YY_BUFFER_STATE b, FILE *file )
+#else
+void yy_init_buffer( b, file )
+YY_BUFFER_STATE b;
+FILE *file;
+#endif
+
+
+ {
+ yy_flush_buffer( b );
+
+ b->yy_input_file = file;
+ b->yy_fill_buffer = 1;
+
+#if YY_ALWAYS_INTERACTIVE
+ b->yy_is_interactive = 1;
+#else
+#if YY_NEVER_INTERACTIVE
+ b->yy_is_interactive = 0;
+#else
+ b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
+#endif
+#endif
+ }
+
+
+#ifdef YY_USE_PROTOS
+void yy_flush_buffer( YY_BUFFER_STATE b )
+#else
+void yy_flush_buffer( b )
+YY_BUFFER_STATE b;
+#endif
+
+ {
+ if ( ! b )
+ return;
+
+ b->yy_n_chars = 0;
+
+ /* We always need two end-of-buffer characters. The first causes
+ * a transition to the end-of-buffer state. The second causes
+ * a jam in that state.
+ */
+ b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
+ b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
+
+ b->yy_buf_pos = &b->yy_ch_buf[0];
+
+ b->yy_at_bol = 1;
+ b->yy_buffer_status = YY_BUFFER_NEW;
+
+ if ( b == yy_current_buffer )
+ yy_load_buffer_state();
+ }
+
+
+#ifndef YY_NO_SCAN_BUFFER
+#ifdef YY_USE_PROTOS
+YY_BUFFER_STATE yy_scan_buffer( char *base, yy_size_t size )
+#else
+YY_BUFFER_STATE yy_scan_buffer( base, size )
+char *base;
+yy_size_t size;
+#endif
+ {
+ YY_BUFFER_STATE b;
+
+ if ( size < 2 ||
+ base[size-2] != YY_END_OF_BUFFER_CHAR ||
+ base[size-1] != YY_END_OF_BUFFER_CHAR )
+ /* They forgot to leave room for the EOB's. */
+ return 0;
+
+ b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
+ if ( ! b )
+ YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
+
+ b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
+ b->yy_buf_pos = b->yy_ch_buf = base;
+ b->yy_is_our_buffer = 0;
+ b->yy_input_file = 0;
+ b->yy_n_chars = b->yy_buf_size;
+ b->yy_is_interactive = 0;
+ b->yy_at_bol = 1;
+ b->yy_fill_buffer = 0;
+ b->yy_buffer_status = YY_BUFFER_NEW;
+
+ yy_switch_to_buffer( b );
+
+ return b;
+ }
+#endif
+
+
+#ifndef YY_NO_SCAN_STRING
+#ifdef YY_USE_PROTOS
+YY_BUFFER_STATE yy_scan_string( yyconst char *yy_str )
+#else
+YY_BUFFER_STATE yy_scan_string( yy_str )
+yyconst char *yy_str;
+#endif
+ {
+ int len;
+ for ( len = 0; yy_str[len]; ++len )
+ ;
+
+ return yy_scan_bytes( yy_str, len );
+ }
+#endif
+
+
+#ifndef YY_NO_SCAN_BYTES
+#ifdef YY_USE_PROTOS
+YY_BUFFER_STATE yy_scan_bytes( yyconst char *bytes, int len )
+#else
+YY_BUFFER_STATE yy_scan_bytes( bytes, len )
+yyconst char *bytes;
+int len;
+#endif
+ {
+ YY_BUFFER_STATE b;
+ char *buf;
+ yy_size_t n;
+ int i;
+
+ /* Get memory for full buffer, including space for trailing EOB's. */
+ n = len + 2;
+ buf = (char *) yy_flex_alloc( n );
+ if ( ! buf )
+ YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
+
+ for ( i = 0; i < len; ++i )
+ buf[i] = bytes[i];
+
+ buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR;
+
+ b = yy_scan_buffer( buf, n );
+ if ( ! b )
+ YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
+
+ /* It's okay to grow etc. this buffer, and we should throw it
+ * away when we're done.
+ */
+ b->yy_is_our_buffer = 1;
+
+ return b;
+ }
+#endif
+
+
+#ifndef YY_NO_PUSH_STATE
+#ifdef YY_USE_PROTOS
+static void yy_push_state( int new_state )
+#else
+static void yy_push_state( new_state )
+int new_state;
+#endif
+ {
+ if ( yy_start_stack_ptr >= yy_start_stack_depth )
+ {
+ yy_size_t new_size;
+
+ yy_start_stack_depth += YY_START_STACK_INCR;
+ new_size = yy_start_stack_depth * sizeof( int );
+
+ if ( ! yy_start_stack )
+ yy_start_stack = (int *) yy_flex_alloc( new_size );
+
+ else
+ yy_start_stack = (int *) yy_flex_realloc(
+ (void *) yy_start_stack, new_size );
+
+ if ( ! yy_start_stack )
+ YY_FATAL_ERROR(
+ "out of memory expanding start-condition stack" );
+ }
+
+ yy_start_stack[yy_start_stack_ptr++] = YY_START;
+
+ BEGIN(new_state);
+ }
+#endif
+
+
+#ifndef YY_NO_POP_STATE
+static void yy_pop_state()
+ {
+ if ( --yy_start_stack_ptr < 0 )
+ YY_FATAL_ERROR( "start-condition stack underflow" );
+
+ BEGIN(yy_start_stack[yy_start_stack_ptr]);
+ }
+#endif
+
+
+#ifndef YY_NO_TOP_STATE
+static int yy_top_state()
+ {
+ return yy_start_stack[yy_start_stack_ptr - 1];
+ }
+#endif
+
+#ifndef YY_EXIT_FAILURE
+#define YY_EXIT_FAILURE 2
+#endif
+
+#ifdef YY_USE_PROTOS
+static void yy_fatal_error( yyconst char msg[] )
+#else
+static void yy_fatal_error( msg )
+char msg[];
+#endif
+ {
+ (void) fprintf( stderr, "%s\n", msg );
+ exit( YY_EXIT_FAILURE );
+ }
+
+
+
+/* Redefine yyless() so it works in section 3 code. */
+
+#undef yyless
+#define yyless(n) \
+ do \
+ { \
+ /* Undo effects of setting up yytext. */ \
+ yytext[yyleng] = yy_hold_char; \
+ yy_c_buf_p = yytext + n; \
+ yy_hold_char = *yy_c_buf_p; \
+ *yy_c_buf_p = '\0'; \
+ yyleng = n; \
+ } \
+ while ( 0 )
+
+
+/* Internal utility routines. */
+
+#ifndef yytext_ptr
+#ifdef YY_USE_PROTOS
+static void yy_flex_strncpy( char *s1, yyconst char *s2, int n )
+#else
+static void yy_flex_strncpy( s1, s2, n )
+char *s1;
+yyconst char *s2;
+int n;
+#endif
+ {
+ register int i;
+ for ( i = 0; i < n; ++i )
+ s1[i] = s2[i];
+ }
+#endif
+
+#ifdef YY_NEED_STRLEN
+#ifdef YY_USE_PROTOS
+static int yy_flex_strlen( yyconst char *s )
+#else
+static int yy_flex_strlen( s )
+yyconst char *s;
+#endif
+ {
+ register int n;
+ for ( n = 0; s[n]; ++n )
+ ;
+
+ return n;
+ }
+#endif
+
+
+#ifdef YY_USE_PROTOS
+static void *yy_flex_alloc( yy_size_t size )
+#else
+static void *yy_flex_alloc( size )
+yy_size_t size;
+#endif
+ {
+ return (void *) malloc( size );
+ }
+
+#ifdef YY_USE_PROTOS
+static void *yy_flex_realloc( void *ptr, yy_size_t size )
+#else
+static void *yy_flex_realloc( ptr, size )
+void *ptr;
+yy_size_t size;
+#endif
+ {
+ /* The cast to (char *) in the following accommodates both
+ * implementations that use char* generic pointers, and those
+ * that use void* generic pointers. It works with the latter
+ * because both ANSI C and C++ allow castless assignment from
+ * any pointer type to void*, and deal with argument conversions
+ * as though doing an assignment.
+ */
+ return (void *) realloc( (char *) ptr, size );
+ }
+
+#ifdef YY_USE_PROTOS
+static void yy_flex_free( void *ptr )
+#else
+static void yy_flex_free( ptr )
+void *ptr;
+#endif
+ {
+ free( ptr );
+ }
+
+#if YY_MAIN
+int main()
+ {
+ yylex();
+ return 0;
+ }
+#endif
+#line 32 "mktpl.lex"
+
+
+int
+main(int argc, char *argv[])
+{
+ len = 0;
+ sz = 512;
+ if(!(buf = malloc(sz)))
+ err(1, "malloc");
+
+ yylex();
+}
+
+void
+apnd()
+{
+ if(len+1 > sz){
+ sz += 512;
+ if(!(buf = realloc(buf, sz)))
+ err(1, "realloc");
+ }
+
+ buf[len++] = *yytext;
+ buf[len+1] = 0;
+}
+
+void
+eval()
+{
+ printf("%s\n", buf);
+ len = 0;
+}
+
+void
+text()
+{
+ char *t;
+
+ printf("printf(\"");
+ for(t = buf; *t; t++){
+ if(*t == '\\') printf("\\\\");
+ else if(*t == '"') printf("\\\"");
+ else if(*t == '\n') printf("\\n");
+ else printf("%c", *t);
+ }
+ printf("\");\n");
+ len = 0;
+}
+
+void
+prnt()
+{
+ printf("printf(\"%%s\", %s);\n", buf);
+ len = 0;
+} \ No newline at end of file
diff --git a/mktpl/mktpl.lex b/mktpl/mktpl.lex
new file mode 100644
index 0000000..e530e45
--- /dev/null
+++ b/mktpl/mktpl.lex
@@ -0,0 +1,86 @@
+%x PRNT
+%x EVAL
+
+ #include <err.h>
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <string.h>
+
+ void apnd();
+ void eval();
+ void text();
+ void prnt();
+
+ char *buf;
+ int len;
+ int sz;
+
+%%
+(.|\n) apnd();
+\<%= text(); BEGIN(PRNT);
+\<%[^=] text(); BEGIN(EVAL);
+
+<PRNT>. apnd();
+<PRNT>%\> prnt(); BEGIN(0);
+
+<EVAL>(.|\n) apnd();
+<EVAL>%\> eval(); BEGIN(0);
+
+<PRNT><<EOF>> prnt(); yyterminate();
+<EVAL><<EOF>> eval(); yyterminate();
+<<EOF>> text(); yyterminate();
+%%
+
+int
+main(int argc, char *argv[])
+{
+ len = 0;
+ sz = 512;
+ if(!(buf = malloc(sz)))
+ err(1, "malloc");
+
+ yylex();
+}
+
+void
+apnd()
+{
+ if(len+1 > sz){
+ sz += 512;
+ if(!(buf = realloc(buf, sz)))
+ err(1, "realloc");
+ }
+
+ buf[len++] = *yytext;
+ buf[len+1] = 0;
+}
+
+void
+eval()
+{
+ printf("%s\n", buf);
+ len = 0;
+}
+
+void
+text()
+{
+ char *t;
+
+ printf("printf(\"");
+ for(t = buf; *t; t++){
+ if(*t == '\\') printf("\\\\");
+ else if(*t == '"') printf("\\\"");
+ else if(*t == '\n') printf("\\n");
+ else printf("%c", *t);
+ }
+ printf("\");\n");
+ len = 0;
+}
+
+void
+prnt()
+{
+ printf("printf(\"%%s\", %s);\n", buf);
+ len = 0;
+} \ No newline at end of file
diff --git a/query.c b/query.c
index bc96778..9847f35 100644
--- a/query.c
+++ b/query.c
@@ -10,13 +10,14 @@
* truncation occurred, the -1th character of the string is set to 1.
*/
char *
-nextparam(int max)
+nextparam(enum method method, int max)
{
char *buf;
int i, sz;
static int j = 0;
- if(!query.post && !query.string[j-1])
+ /* Return NULL if at end of parameter string. */
+ if(method == GET && !query.string[j-1])
return NULL;
#define STEP 256
@@ -32,17 +33,28 @@ nextparam(int max)
buf++;
TRUNCATED(buf) = 0;
-#define READ(b) (query.post? fread(b, 1, 1, stdin): (*(b) = query.string[j++]))
+#define READ(b) (method == GET? \
+ (*(b) = query.string[j++]): \
+ fread(b, 1, 1, stdin))
- /* Return NULL if first character cannot be read. */
+ /*
+ * The parameter is read in a rather lopsided loop, treating
+ * the first character specially.
+ */
+first:
+ /* Return NULL if at end of parameter string. */
if(!READ(buf))
return NULL;
+ /* Skip empty parameters. */
+ if(*buf == '&')
+ goto first;
+
i = 0;
- goto loop;
+ goto rest;
for(; READ(buf+i); i++){
-loop:
+rest:
if(buf[i] == '&'){
buf[i] = 0;
break;
@@ -74,12 +86,13 @@ setquery()
fprintf(stderr, "no QUERY_STRING\n");
exit(1);
}
- query.post = strcmp(getenv("REQUEST_METHOD"), "POST") == 0;
+ query.method = strcmp(getenv("REQUEST_METHOD"), "POST")? GET: POST;
}
/*
* Split parameter string on equals sign and return value portion;
- * return NULL if none found.
+ * return NULL if none found. For example, v = split(p) results in
+ * p pointing to the parameter key and v pointing to the value.
*/
char *
split(char *param)
diff --git a/query.h b/query.h
index 98fedb0..a5cb168 100644
--- a/query.h
+++ b/query.h
@@ -1,10 +1,15 @@
#define TRUNCATED(s) s[-1]
struct query{
- int post;
+ int method;
char *string;
} query;
-char *nextparam(int);
+enum method{
+ GET,
+ POST
+};
+
+char *nextparam(enum method, int);
void setquery(void);
char *split(char *); \ No newline at end of file
diff --git a/t/front.t b/t/front.t
index 0a372a6..a9badb0 100644
--- a/t/front.t
+++ b/t/front.t
@@ -1,16 +1,20 @@
<h1><%= site.name %></h1>
-<% printf("Hello world!"); %>
-<br>
-Request method: <%= getenv("REQUEST_METHOD") %>
-<br>
-<%
- char *a, *b, *bv;
- a = nextparam(512);
- printf("%s (%d)<br>", a, TRUNCATED(a));
- b = nextparam(512);
- printf("%s (%d)<br>", b, TRUNCATED(b));
- bv = split(b);
- printf("'%s' contains '%s'<br>", b, bv);
- printf("Next: %s\n", nextparam(512));
- printf("Next: %s\n", nextparam(512));
-%> \ No newline at end of file
+<p>Thanks for the <%= getenv("REQUEST_METHOD") %> request!</p>
+<table border="1">
+ <tr style="font-weight: bold;">
+ <td style="width: 60px;">Key</td>
+ <td style="width: 140px;">Value</td>
+ </tr>
+ <%
+ char *p, *v;
+ while(p = nextparam(GET, 512)){
+ v = split(p);
+ %>
+ <tr>
+ <td><%= p %></td>
+ <td><%= v %></td>
+ </tr>
+ <%
+ }
+ %>
+</table> \ No newline at end of file
diff --git a/t/front.tc b/t/front.tc
index 89e665a..3307c21 100644
--- a/t/front.tc
+++ b/t/front.tc
@@ -1,16 +1,15 @@
printf("<h1>");
printf("%s", site.name );
-printf("</h1>\n");
- printf("Hello world!"); printf("\n<br>\nRequest method: ");
+printf("</h1>\n<p>Thanks for the ");
printf("%s", getenv("REQUEST_METHOD") );
-printf("<br>\n");
- char *a, *b, *bv;
- a = nextparam(512);
- printf("%s (%d)<br>", a, TRUNCATED(a));
- b = nextparam(512);
- printf("%s (%d)<br>", b, TRUNCATED(b));
- bv = split(b);
- printf("'%s' contains '%s'<br>", b, bv);
- printf("Next: %s\n", nextparam(512));
- printf("Next: %s\n", nextparam(512));
-printf("\n");
+printf(" request!</p>\n<table border=\"1\">\n <tr style=\"font-weight: bold;\">\n <td style=\"width: 60px;\">Key</td>\n <td style=\"width: 140px;\">Value</td>\n </tr>\n ");
+ char *p, *v;
+ while(p = nextparam(GET, 512)){
+ v = split(p);
+ printf("\n <tr>\n <td>");
+printf("%s", p );
+printf("</td>\n <td>");
+printf("%s", v );
+printf("</td>\n </tr>\n ");
+ }
+ printf("\n</table>");
diff --git a/t/post.t b/t/post.t
new file mode 100644
index 0000000..a74f29a
--- /dev/null
+++ b/t/post.t
@@ -0,0 +1 @@
+<h1>Post <% printf("%d", id); %></h1>
diff --git a/t/post.tc b/t/post.tc
new file mode 100644
index 0000000..7c36950
--- /dev/null
+++ b/t/post.tc
@@ -0,0 +1,3 @@
+printf("<h1>Post ");
+printf("%d", id);
+printf("</h1>\n");
diff --git a/t/user.t b/t/user.t
new file mode 100644
index 0000000..9a0fd49
--- /dev/null
+++ b/t/user.t
@@ -0,0 +1 @@
+<h1>User <% printf("%d", id); %>: <%= user->name %></h1> \ No newline at end of file
diff --git a/t/user.tc b/t/user.tc
new file mode 100644
index 0000000..3d92e16
--- /dev/null
+++ b/t/user.tc
@@ -0,0 +1,5 @@
+printf("<h1>User ");
+printf("%d", id);
+printf(": ");
+printf("%s", user->name );
+printf("</h1>");
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-22 11:29:31 +0000