Move window size handling to cmdedit.c. Move prompt setup to setup_prompt_string()
This commit is contained in:
Eric Andersen
parent
849083c886
commit
09acc06c10
88
lash.c
88
lash.c
@ -184,10 +184,8 @@ static struct built_in_command bltins_forking[] = {
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{NULL, NULL, NULL}
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};
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static char prompt[3];
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static char *cwd;
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static char *local_pending_command = NULL;
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static char *prompt_str = NULL;
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static struct jobset job_list = { NULL, NULL };
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static int argc;
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static char **argv;
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@ -212,19 +210,6 @@ static inline void debug_printf(const char *format, ...)
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static inline void debug_printf(const char *format, ...) { }
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#endif
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#ifdef BB_FEATURE_SH_COMMAND_EDITING
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static inline void win_changed(int junk)
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{
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struct winsize win = { 0, 0, 0, 0 };
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ioctl(0, TIOCGWINSZ, &win);
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if (win.ws_col > 0) {
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cmdedit_setwidth( win.ws_col - 1);
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}
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}
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#else
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static inline void win_changed(int junk) {}
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#endif
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/*
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Most builtins need access to the struct child_prog that has
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their arguments, previously coded as cmd->progs[0]. That coding
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@ -743,9 +728,40 @@ static void restore_redirects(int squirrel[])
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}
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}
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static int get_command(FILE * source, char *command)
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static char* setup_prompt_string(int state)
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{
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char user[9],buf[255],*s;
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char prompt[3];
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char prompt_str[BUFSIZ];
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/* Set up the prompt */
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if (state == 0) {
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/* get User Name and setup prompt */
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strcpy(prompt,( geteuid() != 0 ) ? "$ ":"# ");
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my_getpwuid(user, geteuid());
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/* get HostName */
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gethostname(buf, 255);
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s = strchr(buf, '.');
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if (s) {
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*s = 0;
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}
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} else {
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strcpy(prompt,"> ");
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}
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if (state == 0) {
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snprintf(prompt_str, BUFSIZ-1, "[%s@%s %s]%s", user, buf,
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get_last_path_component(cwd), prompt);
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} else {
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sprintf(prompt_str, "%s", prompt);
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}
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return(strdup(prompt_str)); /* Must free this memory */
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}
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static int get_command(FILE * source, char *command)
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{
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char *prompt_str;
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if (source == NULL) {
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if (local_pending_command) {
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@ -758,25 +774,10 @@ static int get_command(FILE * source, char *command)
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return 1;
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}
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if (shell_context == 0) {
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/* get User Name and setup prompt */
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strcpy(prompt,( geteuid() != 0 ) ? "$ ":"# ");
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my_getpwuid(user, geteuid());
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/* get HostName */
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gethostname(buf, 255);
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s = strchr(buf, '.');
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if (s) {
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*s = 0;
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}
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} else {
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strcpy(prompt,"> ");
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}
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prompt_str = setup_prompt_string(shell_context);
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if (source == stdin) {
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#ifdef BB_FEATURE_SH_COMMAND_EDITING
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int len;
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/*
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** enable command line editing only while a command line
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** is actually being read; otherwise, we'll end up bequeathing
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@ -784,32 +785,12 @@ static int get_command(FILE * source, char *command)
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** child processes (rob@sysgo.de)
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*/
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cmdedit_init();
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signal(SIGWINCH, win_changed);
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debug_printf( "in get_command() -- job_context=%d\n", shell_context);
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fflush(stdout);
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if (shell_context == 0) {
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len=fprintf(stdout, "[%s@%s %s]%s", user, buf,
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get_last_path_component(cwd), prompt);
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} else {
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len=fprintf(stdout, "%s", prompt);
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}
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fflush(stdout);
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prompt_str=(char*)xmalloc(sizeof(char)*(len+1));
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if (shell_context == 0) {
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sprintf(prompt_str, "[%s@%s %s]%s", user, buf,
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get_last_path_component(cwd), prompt);
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} else {
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sprintf(prompt_str, "%s", prompt);
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}
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cmdedit_read_input(prompt_str, command);
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free( prompt_str);
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cmdedit_terminate();
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signal(SIGWINCH, SIG_DFL);
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return 0;
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#else
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fprintf(stdout, "[%s@%s %s]%s",user, buf,
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get_last_path_component(cwd), prompt);
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fflush(stdout);
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fprintf(stdout, "%s", prompt_str);
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#endif
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}
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@ -1712,6 +1693,5 @@ int shell_main(int argc_l, char **argv_l)
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atexit(free_memory);
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#endif
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win_changed(0);
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return (busy_loop(input));
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}
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88
sh.c
88
sh.c
@ -184,10 +184,8 @@ static struct built_in_command bltins_forking[] = {
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{NULL, NULL, NULL}
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};
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static char prompt[3];
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static char *cwd;
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static char *local_pending_command = NULL;
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static char *prompt_str = NULL;
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static struct jobset job_list = { NULL, NULL };
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static int argc;
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static char **argv;
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@ -212,19 +210,6 @@ static inline void debug_printf(const char *format, ...)
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static inline void debug_printf(const char *format, ...) { }
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#endif
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#ifdef BB_FEATURE_SH_COMMAND_EDITING
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static inline void win_changed(int junk)
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{
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struct winsize win = { 0, 0, 0, 0 };
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ioctl(0, TIOCGWINSZ, &win);
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if (win.ws_col > 0) {
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cmdedit_setwidth( win.ws_col - 1);
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}
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}
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#else
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static inline void win_changed(int junk) {}
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#endif
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/*
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Most builtins need access to the struct child_prog that has
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their arguments, previously coded as cmd->progs[0]. That coding
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@ -743,9 +728,40 @@ static void restore_redirects(int squirrel[])
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}
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}
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static int get_command(FILE * source, char *command)
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static char* setup_prompt_string(int state)
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{
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char user[9],buf[255],*s;
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char prompt[3];
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char prompt_str[BUFSIZ];
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/* Set up the prompt */
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if (state == 0) {
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/* get User Name and setup prompt */
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strcpy(prompt,( geteuid() != 0 ) ? "$ ":"# ");
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my_getpwuid(user, geteuid());
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/* get HostName */
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gethostname(buf, 255);
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s = strchr(buf, '.');
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if (s) {
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*s = 0;
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}
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} else {
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strcpy(prompt,"> ");
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}
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if (state == 0) {
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snprintf(prompt_str, BUFSIZ-1, "[%s@%s %s]%s", user, buf,
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get_last_path_component(cwd), prompt);
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} else {
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sprintf(prompt_str, "%s", prompt);
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}
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return(strdup(prompt_str)); /* Must free this memory */
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}
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static int get_command(FILE * source, char *command)
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{
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char *prompt_str;
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if (source == NULL) {
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if (local_pending_command) {
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@ -758,25 +774,10 @@ static int get_command(FILE * source, char *command)
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return 1;
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}
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if (shell_context == 0) {
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/* get User Name and setup prompt */
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strcpy(prompt,( geteuid() != 0 ) ? "$ ":"# ");
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my_getpwuid(user, geteuid());
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/* get HostName */
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gethostname(buf, 255);
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s = strchr(buf, '.');
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if (s) {
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*s = 0;
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}
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} else {
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strcpy(prompt,"> ");
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}
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prompt_str = setup_prompt_string(shell_context);
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if (source == stdin) {
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#ifdef BB_FEATURE_SH_COMMAND_EDITING
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int len;
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/*
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** enable command line editing only while a command line
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** is actually being read; otherwise, we'll end up bequeathing
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@ -784,32 +785,12 @@ static int get_command(FILE * source, char *command)
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** child processes (rob@sysgo.de)
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*/
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cmdedit_init();
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signal(SIGWINCH, win_changed);
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debug_printf( "in get_command() -- job_context=%d\n", shell_context);
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fflush(stdout);
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if (shell_context == 0) {
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len=fprintf(stdout, "[%s@%s %s]%s", user, buf,
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get_last_path_component(cwd), prompt);
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} else {
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len=fprintf(stdout, "%s", prompt);
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}
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fflush(stdout);
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prompt_str=(char*)xmalloc(sizeof(char)*(len+1));
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if (shell_context == 0) {
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sprintf(prompt_str, "[%s@%s %s]%s", user, buf,
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get_last_path_component(cwd), prompt);
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} else {
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sprintf(prompt_str, "%s", prompt);
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}
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cmdedit_read_input(prompt_str, command);
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free( prompt_str);
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cmdedit_terminate();
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signal(SIGWINCH, SIG_DFL);
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return 0;
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#else
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fprintf(stdout, "[%s@%s %s]%s",user, buf,
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get_last_path_component(cwd), prompt);
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fflush(stdout);
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fprintf(stdout, "%s", prompt_str);
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#endif
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}
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@ -1712,6 +1693,5 @@ int shell_main(int argc_l, char **argv_l)
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atexit(free_memory);
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#endif
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win_changed(0);
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return (busy_loop(input));
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}
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88
shell/lash.c
88
shell/lash.c
@ -184,10 +184,8 @@ static struct built_in_command bltins_forking[] = {
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{NULL, NULL, NULL}
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};
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static char prompt[3];
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static char *cwd;
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static char *local_pending_command = NULL;
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static char *prompt_str = NULL;
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static struct jobset job_list = { NULL, NULL };
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static int argc;
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static char **argv;
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@ -212,19 +210,6 @@ static inline void debug_printf(const char *format, ...)
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static inline void debug_printf(const char *format, ...) { }
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#endif
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#ifdef BB_FEATURE_SH_COMMAND_EDITING
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static inline void win_changed(int junk)
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{
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struct winsize win = { 0, 0, 0, 0 };
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ioctl(0, TIOCGWINSZ, &win);
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if (win.ws_col > 0) {
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cmdedit_setwidth( win.ws_col - 1);
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}
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}
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#else
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static inline void win_changed(int junk) {}
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#endif
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/*
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Most builtins need access to the struct child_prog that has
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their arguments, previously coded as cmd->progs[0]. That coding
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@ -743,9 +728,40 @@ static void restore_redirects(int squirrel[])
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}
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}
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static int get_command(FILE * source, char *command)
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static char* setup_prompt_string(int state)
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{
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char user[9],buf[255],*s;
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char prompt[3];
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char prompt_str[BUFSIZ];
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/* Set up the prompt */
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if (state == 0) {
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/* get User Name and setup prompt */
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strcpy(prompt,( geteuid() != 0 ) ? "$ ":"# ");
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my_getpwuid(user, geteuid());
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/* get HostName */
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gethostname(buf, 255);
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s = strchr(buf, '.');
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if (s) {
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*s = 0;
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}
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} else {
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strcpy(prompt,"> ");
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}
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if (state == 0) {
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snprintf(prompt_str, BUFSIZ-1, "[%s@%s %s]%s", user, buf,
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get_last_path_component(cwd), prompt);
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} else {
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sprintf(prompt_str, "%s", prompt);
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}
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return(strdup(prompt_str)); /* Must free this memory */
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}
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static int get_command(FILE * source, char *command)
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{
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char *prompt_str;
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if (source == NULL) {
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if (local_pending_command) {
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@ -758,25 +774,10 @@ static int get_command(FILE * source, char *command)
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return 1;
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}
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if (shell_context == 0) {
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/* get User Name and setup prompt */
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strcpy(prompt,( geteuid() != 0 ) ? "$ ":"# ");
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my_getpwuid(user, geteuid());
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/* get HostName */
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gethostname(buf, 255);
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s = strchr(buf, '.');
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if (s) {
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*s = 0;
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}
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} else {
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strcpy(prompt,"> ");
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}
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prompt_str = setup_prompt_string(shell_context);
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if (source == stdin) {
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#ifdef BB_FEATURE_SH_COMMAND_EDITING
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int len;
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/*
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** enable command line editing only while a command line
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** is actually being read; otherwise, we'll end up bequeathing
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@ -784,32 +785,12 @@ static int get_command(FILE * source, char *command)
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** child processes (rob@sysgo.de)
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*/
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cmdedit_init();
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signal(SIGWINCH, win_changed);
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debug_printf( "in get_command() -- job_context=%d\n", shell_context);
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fflush(stdout);
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if (shell_context == 0) {
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len=fprintf(stdout, "[%s@%s %s]%s", user, buf,
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get_last_path_component(cwd), prompt);
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} else {
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len=fprintf(stdout, "%s", prompt);
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}
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fflush(stdout);
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prompt_str=(char*)xmalloc(sizeof(char)*(len+1));
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if (shell_context == 0) {
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sprintf(prompt_str, "[%s@%s %s]%s", user, buf,
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get_last_path_component(cwd), prompt);
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} else {
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sprintf(prompt_str, "%s", prompt);
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}
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cmdedit_read_input(prompt_str, command);
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free( prompt_str);
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cmdedit_terminate();
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signal(SIGWINCH, SIG_DFL);
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return 0;
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#else
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fprintf(stdout, "[%s@%s %s]%s",user, buf,
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get_last_path_component(cwd), prompt);
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fflush(stdout);
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fprintf(stdout, "%s", prompt_str);
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#endif
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}
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@ -1712,6 +1693,5 @@ int shell_main(int argc_l, char **argv_l)
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atexit(free_memory);
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#endif
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win_changed(0);
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return (busy_loop(input));
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}
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