diff options
| -rw-r--r-- | .gitignore | 4 | ||||
| -rw-r--r-- | GNUmakefile | 17 | ||||
| -rw-r--r-- | pcre.c | 42 |
3 files changed, 63 insertions, 0 deletions
diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..8b90876 --- /dev/null +++ b/.gitignore @@ -0,0 +1,4 @@ +*.o +*.so +tags +.vimrc diff --git a/GNUmakefile b/GNUmakefile new file mode 100644 index 0000000..91d3616 --- /dev/null +++ b/GNUmakefile @@ -0,0 +1,17 @@ +-load pcre.so + +MAKE_INCLUDE_DIR := $(HOME)/src/make-4.1 +CFLAGS += -I$(MAKE_INCLUDE_DIR) + +pcre.so: CFLAGS += $(shell pcre-config --cflags) +pcre.so: LDFLAGS += $(shell pcre-config --libs) +pcre.so: pcre.c + $(CC) $(CFLAGS) -fPIC $(LDFLAGS) -shared -o $@ $< + +ifeq ($(m ^pattern$,pattern), pattern) +check: + @echo test PASSED +else +check: + @echo test FAILED +endif @@ -0,0 +1,42 @@ +#include <stdio.h> +#include <string.h> + +#include <gnumake.h> +#include <pcre.h> + +int plugin_is_GPL_compatible; + +const int MAX_CAP = 256; + +char *match(const char *name, int argc, char **argv) +{ + pcre *re; + const char *err; + int erroffset; + int ncap = 0; + int ovec[MAX_CAP*3]; + char *retstr = NULL; + + re = pcre_compile(argv[0], 0, &err, &erroffset, NULL); + if (err != NULL) { + fprintf(stderr, "%s: %d: %s\n", name, erroffset, err); + goto end_match; + } + + ncap = pcre_exec(re, NULL, argv[1], strlen(argv[1]), 0, 0, ovec, MAX_CAP*3); + +end_match: + if (ncap) { + int len = ovec[1] - ovec[0]; + retstr = gmk_alloc(len + 1); + strncpy(retstr, argv[1] + ovec[0], len); + retstr[len + 1] = '\0'; + } + return retstr; +} + +int pcre_gmk_setup() +{ + gmk_add_function("m", (gmk_func_ptr)match, 2, 2, GMK_FUNC_NOEXPAND); + return 1; +} |