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a2d4941fb5
* readline.c, readline.h: New files. * init.c: #include "readline.h". (scm_boot_guile_1): Call scm_init_readline, if we have it. * Makefile.am (libguile_la_SOURCES): Include readline.c. * Makefile.in: Regenerated. * scmconfig.h.in: Regenerated, after change to ../configure.
64 lines
1.1 KiB
C
64 lines
1.1 KiB
C
/* need copyright assignment from Daniel Risacher */
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#include "_scm.h"
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#ifdef HAVE_LIBREADLINE
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#include <libguile.h>
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#include <gh.h>
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#include <readline/readline.h>
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#include <readline/history.h>
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SCM_PROC (s_readline, "readline", 0, 1, 0, scm_readline);
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SCM
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scm_readline (SCM txt)
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{
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SCM ret;
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char* s;
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char* prompt;
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if (! SCM_UNBNDP (txt))
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{
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SCM_ASSERT ((SCM_NIMP(txt) && SCM_STRINGP(txt)), txt, SCM_ARG1,
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s_readline);
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SCM_COERCE_SUBSTR (txt);
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}
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SCM_DEFER_INTS;
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prompt = SCM_UNBNDP (txt) ? "" : SCM_CHARS (txt);
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s = readline(prompt);
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if (s)
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ret = gh_str02scm(s);
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else
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ret = SCM_EOF_VAL;
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free (s);
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SCM_ALLOW_INTS;
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return ret;
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}
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SCM_PROC (s_add_history, "add-history", 1, 0, 0, scm_add_history);
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SCM
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scm_add_history (SCM txt)
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{
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char* s;
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SCM_ASSERT ((SCM_NIMP(txt) && SCM_STRINGP(txt)), txt, SCM_ARG1,
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s_add_history);
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SCM_COERCE_SUBSTR (txt);
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SCM_DEFER_INTS;
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s = SCM_CHARS(txt);
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add_history(s);
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SCM_ALLOW_INTS;
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return SCM_UNSPECIFIED;
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}
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void
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scm_init_readline ()
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{
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#include "readline.x"
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scm_add_feature ("readline");
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}
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#endif
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