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authorDevin J. Pohly <djpohly@gmail.com>2018-02-24 16:16:12 -0600
committerDevin J. Pohly <djpohly@gmail.com>2018-02-25 21:56:26 -0600
commit30683c70ab62fd37b5921cf72077b9aef2cb842e (patch)
treef81bf19a9cf62cd9ac97c4c7e4eab6a4cc131c89 /st.h
parenta3beb626d2dae9d4d0883c7c8cb6ba58b0609105 (diff)
downloadst-30683c70ab62fd37b5921cf72077b9aef2cb842e.tar.gz
st-30683c70ab62fd37b5921cf72077b9aef2cb842e.tar.bz2
Limit usage of extern to config.h globals
Prefer passing arguments to declaring external global variables. The only remaining usage of extern is for config.h variables which are needed in st.c instead of x.c (where it is now included). Signed-off-by: Devin J. Pohly <djpohly@gmail.com>
Diffstat (limited to 'st.h')
-rw-r--r--st.h9
1 files changed, 2 insertions, 7 deletions
diff --git a/st.h b/st.h
index b5bc1b5..0a7472b 100644
--- a/st.h
+++ b/st.h
@@ -125,7 +125,8 @@ int tattrset(int);
void tnew(int, int);
void tresize(int, int);
void tsetdirtattr(int);
-void ttynew(char *, char *, char **);
+void ttyhangup(void);
+int ttynew(char *, char *, char *, char **);
size_t ttyread(void);
void ttyresize(int, int);
void ttywrite(const char *, size_t, int);
@@ -147,13 +148,7 @@ void *xmalloc(size_t);
void *xrealloc(void *, size_t);
char *xstrdup(char *);
-/* Globals */
-extern int cmdfd;
-extern pid_t pid;
-extern int oldbutton;
-
/* config.h globals */
-extern char *shell;
extern char *utmp;
extern char *stty_args;
extern char *vtiden;