Merge pull request #6 from richq/static-checks

Static checks

Str.c

@@ -56,7 +56,7 @@ Strnew_size(int n)
 }
 
 Str
-Strnew_charp(char *p)
+Strnew_charp(const char *p)
 {
     Str x;
     int n;
@@ -73,7 +73,7 @@ Strnew_charp(char *p)
 }
 
 Str
-Strnew_m_charp(char *p, ...)
+Strnew_m_charp(const char *p, ...)
 {
     va_list ap;
     Str r = Strnew();
@@ -87,7 +87,7 @@ Strnew_m_charp(char *p, ...)
 }
 
 Str
-Strnew_charp_n(char *p, int n)
+Strnew_charp_n(const char *p, int n)
 {
     Str x;
 
@@ -140,7 +140,7 @@ Strcopy(Str x, Str y)
 }
 
 void
-Strcopy_charp(Str x, char *y)
+Strcopy_charp(Str x, const char *y)
 {
     int len;
 
@@ -160,7 +160,7 @@ Strcopy_charp(Str x, char *y)
 }
 
 void
-Strcopy_charp_n(Str x, char *y, int n)
+Strcopy_charp_n(Str x, const char *y, int n)
 {
     int len = n;
 
@@ -180,7 +180,7 @@ Strcopy_charp_n(Str x, char *y, int n)
 }
 
 void
-Strcat_charp_n(Str x, char *y, int n)
+Strcat_charp_n(Str x, const char *y, int n)
 {
     int newlen;
 
@@ -209,7 +209,7 @@ Strcat(Str x, Str y)
 }
 
 void
-Strcat_charp(Str x, char *y)
+Strcat_charp(Str x, const char *y)
 {
     if (y == NULL)
 	return;
@@ -301,7 +301,7 @@ Strinsert_char(Str s, int pos, char c)
 }
 
 void
-Strinsert_charp(Str s, int pos, char *p)
+Strinsert_charp(Str s, int pos, const char *p)
 {
     STR_LENGTH_CHECK(s);
     while (*p)

Str.h

@@ -30,22 +30,22 @@ typedef struct _Str {
 
 Str Strnew(void);
 Str Strnew_size(int);
-Str Strnew_charp(char *);
-Str Strnew_charp_n(char *, int);
-Str Strnew_m_charp(char *, ...);
+Str Strnew_charp(const char *);
+Str Strnew_charp_n(const char *, int);
+Str Strnew_m_charp(const char *, ...);
 Str Strdup(Str);
 void Strclear(Str);
 void Strfree(Str);
 void Strcopy(Str, Str);
-void Strcopy_charp(Str, char *);
-void Strcopy_charp_n(Str, char *, int);
-void Strcat_charp_n(Str, char *, int);
+void Strcopy_charp(Str, const char *);
+void Strcopy_charp_n(Str, const char *, int);
+void Strcat_charp_n(Str, const char *, int);
 void Strcat(Str, Str);
-void Strcat_charp(Str, char *);
+void Strcat_charp(Str, const char *);
 void Strcat_m_charp(Str, ...);
 Str Strsubstr(Str, int, int);
 void Strinsert_char(Str, int, char);
-void Strinsert_charp(Str, int, char *);
+void Strinsert_charp(Str, int, const char *);
 void Strdelete(Str, int, int);
 void Strtruncate(Str, int);
 void Strlower(Str);

file.c

@@ -2713,7 +2713,7 @@ flushline(struct html_feed_environ *h_env, struct readbuffer *obuf, int indent,
     Str line = obuf->line, pass = NULL;
     char *hidden_anchor = NULL, *hidden_img = NULL, *hidden_bold = NULL,
 	*hidden_under = NULL, *hidden_italic = NULL, *hidden_strike = NULL,
-	*hidden_ins = NULL, *hidden_input, *hidden = NULL;
+	*hidden_ins = NULL, *hidden_input = NULL, *hidden = NULL;
 
 #ifdef DEBUG
     if (w3m_debug) {
@@ -8540,7 +8540,7 @@ lessopen_stream(char *path)
 	}
 	c = getc(fp);
 	if (c == EOF) {
-	    fclose(fp);
+	    pclose(fp);
 	    return NULL;
 	}
 	ungetc(c, fp);

local.c

@@ -386,9 +386,11 @@ localcgi_post(char *uri, char *qstr, FormList *request, char *referer)
     cgi_basename = mybasename(file);
     pid = open_pipe_rw(&fr, NULL);
     /* Don't invoke gc after here, or the program might crash in some platforms */
-    if (pid < 0)
+    if (pid < 0) {
+	if (fw)
+	    fclose(fw);
 	return NULL;
-    else if (pid) {
+    } else if (pid) {
 	if (fw)
 	    fclose(fw);
 	return fr;

rc.c

@@ -837,7 +837,7 @@ void
 show_params(FILE * fp)
 {
     int i, j, l;
-    char *t = NULL;
+    const char *t = "";
     char *cmt;
 
 #ifdef USE_M17N