diff options
| -rw-r--r-- | e-util/ChangeLog | 6 | ||||
| -rw-r--r-- | e-util/e-sexp.c | 42 | ||||
| -rw-r--r-- | e-util/e-sexp.h | 4 |
3 files changed, 52 insertions, 0 deletions
diff --git a/e-util/ChangeLog b/e-util/ChangeLog index 29aace5994..ba3c5d6a1e 100644 --- a/e-util/ChangeLog +++ b/e-util/ChangeLog @@ -1,3 +1,9 @@ +2000-05-30 Not Zed <NotZed@HelixCode.com> + + * e-sexp.c (e_sexp_encode_bool): Utility function to build a bool + as part of an expression string. + (e_sexp_encode_string): Likewise for strings. + 2000-05-30 Christopher James Lahey <clahey@helixcode.com> * e-canvas-utils.c, e-canvas-utils.h: Added diff --git a/e-util/e-sexp.c b/e-util/e-sexp.c index 7d7b5f5f0f..22727f22c2 100644 --- a/e-util/e-sexp.c +++ b/e-util/e-sexp.c @@ -1089,6 +1089,48 @@ e_sexp_eval(ESExp *f) return e_sexp_term_eval(f, f->tree); } +/** + * e_sexp_encode_bool: + * @s: + * @state: + * + * Encode a bool into an s-expression @s. Bools are + * encoded using #t #f syntax. + **/ +void +e_sexp_encode_bool(GString *s, gboolean state) +{ + if (state) + g_string_append(s, " #t"); + else + g_string_append(s, " #f"); +} + +/** + * e_sexp_encode_string: + * @s: Destination string. + * @string: String expression. + * + * Add a c string @string to the s-expression stored in + * the gstring @s. Quotes are added, and special characters + * are escaped appropriately. + **/ +void +e_sexp_encode_string(GString *s, const char *string) +{ + char c; + const char *p; + + p = string; + g_string_append(s, " \""); + while ( (c = *p++) ) { + if (c=='\\' || c=='\"' || c=='\'') + g_string_append_c(s, '\\'); + g_string_append_c(s, c); + } + g_string_append(s, "\""); +} + #ifdef TESTER int main(int argc, char **argv) { diff --git a/e-util/e-sexp.h b/e-util/e-sexp.h index 885a2369b9..1030531133 100644 --- a/e-util/e-sexp.h +++ b/e-util/e-sexp.h @@ -112,4 +112,8 @@ ESExpResult *e_sexp_term_eval (struct _ESExp *f, struct _ESExpTerm *t); ESExpResult *e_sexp_result_new (int type); void e_sexp_result_free (struct _ESExpResult *t); +/* utility functions for creating s-exp strings. */ +void e_sexp_encode_bool(GString *s, gboolean state); +void e_sexp_encode_string(GString *s, const char *string); + #endif /* _E_SEXP_H */ |